./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer --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 c44a8f5e35fc1ee5ca6d97a995b7f7e9f785e1a5 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 15:46:22,049 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 15:46:22,051 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 15:46:22,059 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 15:46:22,060 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 15:46:22,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 15:46:22,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 15:46:22,064 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 15:46:22,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 15:46:22,066 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 15:46:22,067 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 15:46:22,068 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 15:46:22,068 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 15:46:22,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 15:46:22,069 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 15:46:22,070 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 15:46:22,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 15:46:22,071 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 15:46:22,073 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 15:46:22,074 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 15:46:22,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 15:46:22,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 15:46:22,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 15:46:22,077 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 15:46:22,079 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 15:46:22,079 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 15:46:22,079 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 15:46:22,079 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 15:46:22,080 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 15:46:22,080 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 15:46:22,080 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 15:46:22,081 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 15:46:22,081 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 15:46:22,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 15:46:22,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 15:46:22,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 15:46:22,082 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 15:46:22,083 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 15:46:22,083 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 15:46:22,083 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 15:46:22,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 15:46:22,084 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-12-07 15:46:22,097 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 15:46:22,097 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 15:46:22,098 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 15:46:22,098 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 15:46:22,098 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 15:46:22,099 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-12-07 15:46:22,099 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-12-07 15:46:22,099 INFO L138 SettingsManager]: * Use old map elimination=false [2019-12-07 15:46:22,099 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-12-07 15:46:22,099 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-12-07 15:46:22,100 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-12-07 15:46:22,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 15:46:22,100 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 15:46:22,100 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 15:46:22,101 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 15:46:22,101 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 15:46:22,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 15:46:22,101 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-12-07 15:46:22,101 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-12-07 15:46:22,101 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-12-07 15:46:22,102 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 15:46:22,102 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 15:46:22,102 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-12-07 15:46:22,102 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 15:46:22,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-12-07 15:46:22,103 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 15:46:22,103 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 15:46:22,103 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-12-07 15:46:22,103 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 15:46:22,103 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 15:46:22,103 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 15:46:22,104 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-12-07 15:46:22,104 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-12-07 15:46:22,105 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer 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 -> c44a8f5e35fc1ee5ca6d97a995b7f7e9f785e1a5 [2019-12-07 15:46:22,207 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 15:46:22,217 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 15:46:22,220 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 15:46:22,221 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 15:46:22,221 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 15:46:22,222 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/../../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c [2019-12-07 15:46:22,261 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/data/494c2c087/b3d949ea72044486991810a2672c6907/FLAG998ffe2dd [2019-12-07 15:46:22,689 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 15:46:22,690 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c [2019-12-07 15:46:22,698 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/data/494c2c087/b3d949ea72044486991810a2672c6907/FLAG998ffe2dd [2019-12-07 15:46:22,706 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/data/494c2c087/b3d949ea72044486991810a2672c6907 [2019-12-07 15:46:22,708 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 15:46:22,709 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 15:46:22,710 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 15:46:22,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 15:46:22,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 15:46:22,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:46:22" (1/1) ... [2019-12-07 15:46:22,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17df66d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:22, skipping insertion in model container [2019-12-07 15:46:22,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:46:22" (1/1) ... [2019-12-07 15:46:22,720 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 15:46:22,746 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:46:22,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:46:22,921 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 15:46:22,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:46:22,966 INFO L208 MainTranslator]: Completed translation [2019-12-07 15:46:22,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:22 WrapperNode [2019-12-07 15:46:22,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 15:46:22,967 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 15:46:22,967 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 15:46:22,967 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 15:46:22,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:22" (1/1) ... [2019-12-07 15:46:22,979 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:22" (1/1) ... [2019-12-07 15:46:23,004 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 15:46:23,004 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 15:46:23,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 15:46:23,004 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 15:46:23,012 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:22" (1/1) ... [2019-12-07 15:46:23,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:22" (1/1) ... [2019-12-07 15:46:23,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:22" (1/1) ... [2019-12-07 15:46:23,014 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:22" (1/1) ... [2019-12-07 15:46:23,019 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:22" (1/1) ... [2019-12-07 15:46:23,026 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:22" (1/1) ... [2019-12-07 15:46:23,028 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:22" (1/1) ... [2019-12-07 15:46:23,031 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 15:46:23,031 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 15:46:23,031 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 15:46:23,031 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 15:46:23,032 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:46:23,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 15:46:23,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 15:46:23,158 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-07 15:46:23,433 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2019-12-07 15:46:23,433 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2019-12-07 15:46:23,434 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 15:46:23,434 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-07 15:46:23,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:46:23 BoogieIcfgContainer [2019-12-07 15:46:23,435 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 15:46:23,435 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-12-07 15:46:23,435 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-12-07 15:46:23,437 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-12-07 15:46:23,438 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 15:46:23,438 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.12 03:46:22" (1/3) ... [2019-12-07 15:46:23,439 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@69072902 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 03:46:23, skipping insertion in model container [2019-12-07 15:46:23,439 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 15:46:23,439 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:22" (2/3) ... [2019-12-07 15:46:23,439 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@69072902 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 03:46:23, skipping insertion in model container [2019-12-07 15:46:23,439 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 15:46:23,439 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:46:23" (3/3) ... [2019-12-07 15:46:23,440 INFO L371 chiAutomizerObserver]: Analyzing ICFG s3_srvr_2a_alt.BV.c.cil.c [2019-12-07 15:46:23,475 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-12-07 15:46:23,475 INFO L357 BuchiCegarLoop]: Hoare is false [2019-12-07 15:46:23,475 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-12-07 15:46:23,475 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 15:46:23,475 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 15:46:23,476 INFO L361 BuchiCegarLoop]: Difference is false [2019-12-07 15:46:23,476 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 15:46:23,476 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-12-07 15:46:23,489 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 136 states. [2019-12-07 15:46:23,508 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2019-12-07 15:46:23,508 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 15:46:23,508 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 15:46:23,514 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-12-07 15:46:23,514 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:46:23,514 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-12-07 15:46:23,514 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 136 states. [2019-12-07 15:46:23,519 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2019-12-07 15:46:23,519 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 15:46:23,519 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 15:46:23,520 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-12-07 15:46:23,520 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:46:23,524 INFO L794 eck$LassoCheckResult]: Stem: 106#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~ret43, main_~s~0, main_~tmp~1;havoc main_~s~0;havoc main_~tmp~1;main_~s~0 := 8464;ssl3_accept_#in~initial_state := main_~s~0;havoc ssl3_accept_#res;havoc ssl3_accept_#t~nondet0, ssl3_accept_#t~nondet1, ssl3_accept_#t~nondet2, ssl3_accept_#t~nondet3, ssl3_accept_#t~nondet4, ssl3_accept_#t~nondet5, ssl3_accept_#t~nondet6, ssl3_accept_#t~nondet7, ssl3_accept_#t~nondet8, ssl3_accept_#t~nondet9, ssl3_accept_#t~nondet10, ssl3_accept_#t~nondet11, ssl3_accept_#t~nondet12, ssl3_accept_#t~nondet13, ssl3_accept_#t~nondet14, ssl3_accept_#t~nondet15, ssl3_accept_#t~nondet16, ssl3_accept_#t~nondet17, ssl3_accept_#t~nondet18, ssl3_accept_#t~nondet19, ssl3_accept_#t~nondet20, ssl3_accept_#t~nondet21, ssl3_accept_#t~nondet22, ssl3_accept_#t~nondet23, ssl3_accept_#t~nondet24, ssl3_accept_#t~nondet25, ssl3_accept_#t~nondet26, ssl3_accept_#t~nondet27, ssl3_accept_#t~nondet28, ssl3_accept_#t~nondet29, ssl3_accept_#t~nondet30, ssl3_accept_#t~nondet31, ssl3_accept_#t~nondet32, ssl3_accept_#t~nondet33, ssl3_accept_#t~nondet34, ssl3_accept_#t~nondet35, ssl3_accept_#t~nondet36, ssl3_accept_#t~nondet37, ssl3_accept_#t~nondet38, ssl3_accept_#t~nondet39, ssl3_accept_#t~nondet40, ssl3_accept_#t~nondet41, ssl3_accept_#t~nondet42, ssl3_accept_~initial_state, ssl3_accept_~s__info_callback~0, ssl3_accept_~s__in_handshake~0, ssl3_accept_~s__state~0, ssl3_accept_~s__new_session~0, ssl3_accept_~s__server~0, ssl3_accept_~s__version~0, ssl3_accept_~s__type~0, ssl3_accept_~s__init_num~0, ssl3_accept_~s__hit~0, ssl3_accept_~s__rwstate~0, ssl3_accept_~s__init_buf___0~0, ssl3_accept_~s__debug~0, ssl3_accept_~s__shutdown~0, ssl3_accept_~s__cert~0, ssl3_accept_~s__options~0, ssl3_accept_~s__verify_mode~0, ssl3_accept_~s__session__peer~0, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0, ssl3_accept_~s__ctx__info_callback~0, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0, ssl3_accept_~s__ctx__stats__sess_accept~0, ssl3_accept_~s__ctx__stats__sess_accept_good~0, ssl3_accept_~s__s3__tmp__cert_request~0, ssl3_accept_~s__s3__tmp__reuse_message~0, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0, ssl3_accept_~s__s3__tmp__new_cipher~0, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0, ssl3_accept_~s__s3__tmp__next_state___0~0, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0, ssl3_accept_~s__session__cipher~0, ssl3_accept_~buf~0, ssl3_accept_~l~0, ssl3_accept_~Time~0, ssl3_accept_~tmp~0, ssl3_accept_~cb~0, ssl3_accept_~num1~0, ssl3_accept_~ret~0, ssl3_accept_~new_state~0, ssl3_accept_~state~0, ssl3_accept_~skip~0, ssl3_accept_~got_new_session~0, ssl3_accept_~tmp___1~0, ssl3_accept_~tmp___2~0, ssl3_accept_~tmp___3~0, ssl3_accept_~tmp___4~0, ssl3_accept_~tmp___5~0, ssl3_accept_~tmp___6~0, ssl3_accept_~tmp___7~0, ssl3_accept_~tmp___8~0, ssl3_accept_~tmp___9~0, ssl3_accept_~tmp___10~0, ssl3_accept_~blastFlag~0, ssl3_accept_~ag_X~0, ssl3_accept_~ag_Y~0, ssl3_accept_~__retres69~0;ssl3_accept_~initial_state := ssl3_accept_#in~initial_state;ssl3_accept_~s__info_callback~0 := ssl3_accept_#t~nondet0;havoc ssl3_accept_#t~nondet0;ssl3_accept_~s__in_handshake~0 := ssl3_accept_#t~nondet1;havoc ssl3_accept_#t~nondet1;havoc ssl3_accept_~s__state~0;havoc ssl3_accept_~s__new_session~0;havoc ssl3_accept_~s__server~0;ssl3_accept_~s__version~0 := ssl3_accept_#t~nondet2;havoc ssl3_accept_#t~nondet2;havoc ssl3_accept_~s__type~0;havoc ssl3_accept_~s__init_num~0;ssl3_accept_~s__hit~0 := ssl3_accept_#t~nondet3;havoc ssl3_accept_#t~nondet3;havoc ssl3_accept_~s__rwstate~0;havoc ssl3_accept_~s__init_buf___0~0;ssl3_accept_~s__debug~0 := ssl3_accept_#t~nondet4;havoc ssl3_accept_#t~nondet4;havoc ssl3_accept_~s__shutdown~0;ssl3_accept_~s__cert~0 := ssl3_accept_#t~nondet5;havoc ssl3_accept_#t~nondet5;ssl3_accept_~s__options~0 := ssl3_accept_#t~nondet6;havoc ssl3_accept_#t~nondet6;ssl3_accept_~s__verify_mode~0 := ssl3_accept_#t~nondet7;havoc ssl3_accept_#t~nondet7;ssl3_accept_~s__session__peer~0 := ssl3_accept_#t~nondet8;havoc ssl3_accept_#t~nondet8;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0 := ssl3_accept_#t~nondet9;havoc ssl3_accept_#t~nondet9;ssl3_accept_~s__ctx__info_callback~0 := ssl3_accept_#t~nondet10;havoc ssl3_accept_#t~nondet10;havoc ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0;havoc ssl3_accept_~s__ctx__stats__sess_accept~0;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet11;havoc ssl3_accept_#t~nondet11;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet12;havoc ssl3_accept_#t~nondet12;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet13;havoc ssl3_accept_#t~nondet13;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet14;havoc ssl3_accept_#t~nondet14;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet15;havoc ssl3_accept_#t~nondet15;havoc ssl3_accept_~s__session__cipher~0;havoc ssl3_accept_~buf~0;havoc ssl3_accept_~l~0;havoc ssl3_accept_~Time~0;havoc ssl3_accept_~tmp~0;havoc ssl3_accept_~cb~0;havoc ssl3_accept_~num1~0;havoc ssl3_accept_~ret~0;havoc ssl3_accept_~new_state~0;havoc ssl3_accept_~state~0;havoc ssl3_accept_~skip~0;havoc ssl3_accept_~got_new_session~0;ssl3_accept_~tmp___1~0 := ssl3_accept_#t~nondet16;havoc ssl3_accept_#t~nondet16;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet17;havoc ssl3_accept_#t~nondet17;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;havoc ssl3_accept_~ag_Y~0;havoc ssl3_accept_~__retres69~0;ssl3_accept_~s__state~0 := ssl3_accept_~initial_state;ssl3_accept_~blastFlag~0 := 0;ssl3_accept_~tmp~0 := ssl3_accept_#t~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~Time~0 := ssl3_accept_~tmp~0;ssl3_accept_~cb~0 := 0;ssl3_accept_~ret~0 := -1;ssl3_accept_~skip~0 := 0;ssl3_accept_~got_new_session~0 := 0; 62#L75true assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 50#L78-2true ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 119#L85true assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 105#L85-1true assume !(0 == ssl3_accept_~s__cert~0); 138#L101-2true [2019-12-07 15:46:23,524 INFO L796 eck$LassoCheckResult]: Loop: 138#L101-2true assume !false; 77#L102true ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 113#L104true assume !(12292 == ssl3_accept_~s__state~0); 121#L107true assume 16384 == ssl3_accept_~s__state~0; 137#L214true ssl3_accept_~s__server~0 := 1; 5#L219true assume 0 != ssl3_accept_~cb~0; 14#L219-2true assume !(3 != 8 * ssl3_accept_~s__version~0 % 4294967296);ssl3_accept_~s__type~0 := 8192; 101#L231true assume !(0 == ssl3_accept_~s__init_buf___0~0); 96#L231-2true assume !(0 == ssl3_accept_~tmp___4~0);ssl3_accept_~s__init_num~0 := 0; 107#L256true assume !(12292 != ssl3_accept_~s__state~0);ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0 := 1 + ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0;ssl3_accept_~s__state~0 := 8480; 99#L589true assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 120#L627true ssl3_accept_~skip~0 := 0; 138#L101-2true [2019-12-07 15:46:23,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:23,528 INFO L82 PathProgramCache]: Analyzing trace with hash 29685103, now seen corresponding path program 1 times [2019-12-07 15:46:23,534 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 15:46:23,534 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344083063] [2019-12-07 15:46:23,534 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 15:46:23,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:46:23,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:46:23,622 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 15:46:23,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:23,623 INFO L82 PathProgramCache]: Analyzing trace with hash -901045244, now seen corresponding path program 1 times [2019-12-07 15:46:23,623 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 15:46:23,624 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779655497] [2019-12-07 15:46:23,624 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 15:46:23,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:23,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:46:23,644 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779655497] [2019-12-07 15:46:23,644 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:46:23,644 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 15:46:23,645 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329547631] [2019-12-07 15:46:23,649 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 15:46:23,649 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 15:46:23,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 15:46:23,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 15:46:23,660 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 2 states. [2019-12-07 15:46:23,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:46:23,671 INFO L93 Difference]: Finished difference Result 130 states and 219 transitions. [2019-12-07 15:46:23,671 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 15:46:23,672 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 130 states and 219 transitions. [2019-12-07 15:46:23,675 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2019-12-07 15:46:23,679 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 130 states to 111 states and 171 transitions. [2019-12-07 15:46:23,680 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 111 [2019-12-07 15:46:23,680 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 111 [2019-12-07 15:46:23,681 INFO L73 IsDeterministic]: Start isDeterministic. Operand 111 states and 171 transitions. [2019-12-07 15:46:23,681 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 15:46:23,681 INFO L688 BuchiCegarLoop]: Abstraction has 111 states and 171 transitions. [2019-12-07 15:46:23,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states and 171 transitions. [2019-12-07 15:46:23,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2019-12-07 15:46:23,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2019-12-07 15:46:23,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 171 transitions. [2019-12-07 15:46:23,704 INFO L711 BuchiCegarLoop]: Abstraction has 111 states and 171 transitions. [2019-12-07 15:46:23,704 INFO L591 BuchiCegarLoop]: Abstraction has 111 states and 171 transitions. [2019-12-07 15:46:23,704 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-12-07 15:46:23,704 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 111 states and 171 transitions. [2019-12-07 15:46:23,706 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2019-12-07 15:46:23,706 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 15:46:23,706 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 15:46:23,707 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-12-07 15:46:23,707 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:46:23,707 INFO L794 eck$LassoCheckResult]: Stem: 376#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~ret43, main_~s~0, main_~tmp~1;havoc main_~s~0;havoc main_~tmp~1;main_~s~0 := 8464;ssl3_accept_#in~initial_state := main_~s~0;havoc ssl3_accept_#res;havoc ssl3_accept_#t~nondet0, ssl3_accept_#t~nondet1, ssl3_accept_#t~nondet2, ssl3_accept_#t~nondet3, ssl3_accept_#t~nondet4, ssl3_accept_#t~nondet5, ssl3_accept_#t~nondet6, ssl3_accept_#t~nondet7, ssl3_accept_#t~nondet8, ssl3_accept_#t~nondet9, ssl3_accept_#t~nondet10, ssl3_accept_#t~nondet11, ssl3_accept_#t~nondet12, ssl3_accept_#t~nondet13, ssl3_accept_#t~nondet14, ssl3_accept_#t~nondet15, ssl3_accept_#t~nondet16, ssl3_accept_#t~nondet17, ssl3_accept_#t~nondet18, ssl3_accept_#t~nondet19, ssl3_accept_#t~nondet20, ssl3_accept_#t~nondet21, ssl3_accept_#t~nondet22, ssl3_accept_#t~nondet23, ssl3_accept_#t~nondet24, ssl3_accept_#t~nondet25, ssl3_accept_#t~nondet26, ssl3_accept_#t~nondet27, ssl3_accept_#t~nondet28, ssl3_accept_#t~nondet29, ssl3_accept_#t~nondet30, ssl3_accept_#t~nondet31, ssl3_accept_#t~nondet32, ssl3_accept_#t~nondet33, ssl3_accept_#t~nondet34, ssl3_accept_#t~nondet35, ssl3_accept_#t~nondet36, ssl3_accept_#t~nondet37, ssl3_accept_#t~nondet38, ssl3_accept_#t~nondet39, ssl3_accept_#t~nondet40, ssl3_accept_#t~nondet41, ssl3_accept_#t~nondet42, ssl3_accept_~initial_state, ssl3_accept_~s__info_callback~0, ssl3_accept_~s__in_handshake~0, ssl3_accept_~s__state~0, ssl3_accept_~s__new_session~0, ssl3_accept_~s__server~0, ssl3_accept_~s__version~0, ssl3_accept_~s__type~0, ssl3_accept_~s__init_num~0, ssl3_accept_~s__hit~0, ssl3_accept_~s__rwstate~0, ssl3_accept_~s__init_buf___0~0, ssl3_accept_~s__debug~0, ssl3_accept_~s__shutdown~0, ssl3_accept_~s__cert~0, ssl3_accept_~s__options~0, ssl3_accept_~s__verify_mode~0, ssl3_accept_~s__session__peer~0, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0, ssl3_accept_~s__ctx__info_callback~0, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0, ssl3_accept_~s__ctx__stats__sess_accept~0, ssl3_accept_~s__ctx__stats__sess_accept_good~0, ssl3_accept_~s__s3__tmp__cert_request~0, ssl3_accept_~s__s3__tmp__reuse_message~0, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0, ssl3_accept_~s__s3__tmp__new_cipher~0, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0, ssl3_accept_~s__s3__tmp__next_state___0~0, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0, ssl3_accept_~s__session__cipher~0, ssl3_accept_~buf~0, ssl3_accept_~l~0, ssl3_accept_~Time~0, ssl3_accept_~tmp~0, ssl3_accept_~cb~0, ssl3_accept_~num1~0, ssl3_accept_~ret~0, ssl3_accept_~new_state~0, ssl3_accept_~state~0, ssl3_accept_~skip~0, ssl3_accept_~got_new_session~0, ssl3_accept_~tmp___1~0, ssl3_accept_~tmp___2~0, ssl3_accept_~tmp___3~0, ssl3_accept_~tmp___4~0, ssl3_accept_~tmp___5~0, ssl3_accept_~tmp___6~0, ssl3_accept_~tmp___7~0, ssl3_accept_~tmp___8~0, ssl3_accept_~tmp___9~0, ssl3_accept_~tmp___10~0, ssl3_accept_~blastFlag~0, ssl3_accept_~ag_X~0, ssl3_accept_~ag_Y~0, ssl3_accept_~__retres69~0;ssl3_accept_~initial_state := ssl3_accept_#in~initial_state;ssl3_accept_~s__info_callback~0 := ssl3_accept_#t~nondet0;havoc ssl3_accept_#t~nondet0;ssl3_accept_~s__in_handshake~0 := ssl3_accept_#t~nondet1;havoc ssl3_accept_#t~nondet1;havoc ssl3_accept_~s__state~0;havoc ssl3_accept_~s__new_session~0;havoc ssl3_accept_~s__server~0;ssl3_accept_~s__version~0 := ssl3_accept_#t~nondet2;havoc ssl3_accept_#t~nondet2;havoc ssl3_accept_~s__type~0;havoc ssl3_accept_~s__init_num~0;ssl3_accept_~s__hit~0 := ssl3_accept_#t~nondet3;havoc ssl3_accept_#t~nondet3;havoc ssl3_accept_~s__rwstate~0;havoc ssl3_accept_~s__init_buf___0~0;ssl3_accept_~s__debug~0 := ssl3_accept_#t~nondet4;havoc ssl3_accept_#t~nondet4;havoc ssl3_accept_~s__shutdown~0;ssl3_accept_~s__cert~0 := ssl3_accept_#t~nondet5;havoc ssl3_accept_#t~nondet5;ssl3_accept_~s__options~0 := ssl3_accept_#t~nondet6;havoc ssl3_accept_#t~nondet6;ssl3_accept_~s__verify_mode~0 := ssl3_accept_#t~nondet7;havoc ssl3_accept_#t~nondet7;ssl3_accept_~s__session__peer~0 := ssl3_accept_#t~nondet8;havoc ssl3_accept_#t~nondet8;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0 := ssl3_accept_#t~nondet9;havoc ssl3_accept_#t~nondet9;ssl3_accept_~s__ctx__info_callback~0 := ssl3_accept_#t~nondet10;havoc ssl3_accept_#t~nondet10;havoc ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0;havoc ssl3_accept_~s__ctx__stats__sess_accept~0;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet11;havoc ssl3_accept_#t~nondet11;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet12;havoc ssl3_accept_#t~nondet12;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet13;havoc ssl3_accept_#t~nondet13;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet14;havoc ssl3_accept_#t~nondet14;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet15;havoc ssl3_accept_#t~nondet15;havoc ssl3_accept_~s__session__cipher~0;havoc ssl3_accept_~buf~0;havoc ssl3_accept_~l~0;havoc ssl3_accept_~Time~0;havoc ssl3_accept_~tmp~0;havoc ssl3_accept_~cb~0;havoc ssl3_accept_~num1~0;havoc ssl3_accept_~ret~0;havoc ssl3_accept_~new_state~0;havoc ssl3_accept_~state~0;havoc ssl3_accept_~skip~0;havoc ssl3_accept_~got_new_session~0;ssl3_accept_~tmp___1~0 := ssl3_accept_#t~nondet16;havoc ssl3_accept_#t~nondet16;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet17;havoc ssl3_accept_#t~nondet17;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;havoc ssl3_accept_~ag_Y~0;havoc ssl3_accept_~__retres69~0;ssl3_accept_~s__state~0 := ssl3_accept_~initial_state;ssl3_accept_~blastFlag~0 := 0;ssl3_accept_~tmp~0 := ssl3_accept_#t~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~Time~0 := ssl3_accept_~tmp~0;ssl3_accept_~cb~0 := 0;ssl3_accept_~ret~0 := -1;ssl3_accept_~skip~0 := 0;ssl3_accept_~got_new_session~0 := 0; 344#L75 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 335#L78-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 336#L85 assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 346#L85-1 assume !(0 == ssl3_accept_~s__cert~0); 375#L101-2 [2019-12-07 15:46:23,707 INFO L796 eck$LassoCheckResult]: Loop: 375#L101-2 assume !false; 358#L102 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 359#L104 assume !(12292 == ssl3_accept_~s__state~0); 378#L107 assume !(16384 == ssl3_accept_~s__state~0); 377#L110 assume !(8192 == ssl3_accept_~s__state~0); 360#L113 assume !(24576 == ssl3_accept_~s__state~0); 341#L116 assume !(8195 == ssl3_accept_~s__state~0); 342#L119 assume 8480 == ssl3_accept_~s__state~0; 325#L123 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet28;havoc ssl3_accept_#t~nondet28; 374#L275 assume !(ssl3_accept_~ret~0 <= 0);ssl3_accept_~s__s3__tmp__next_state___0~0 := 8482;ssl3_accept_~s__state~0 := 8448;ssl3_accept_~s__init_num~0 := 0; 280#L589 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 285#L627 ssl3_accept_~skip~0 := 0; 375#L101-2 [2019-12-07 15:46:23,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:23,707 INFO L82 PathProgramCache]: Analyzing trace with hash 29685103, now seen corresponding path program 2 times [2019-12-07 15:46:23,707 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 15:46:23,708 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719041425] [2019-12-07 15:46:23,708 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 15:46:23,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:46:23,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:46:23,722 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 15:46:23,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:23,722 INFO L82 PathProgramCache]: Analyzing trace with hash 722441207, now seen corresponding path program 1 times [2019-12-07 15:46:23,722 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 15:46:23,722 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489620622] [2019-12-07 15:46:23,723 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 15:46:23,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:46:23,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:46:23,731 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 15:46:23,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:23,731 INFO L82 PathProgramCache]: Analyzing trace with hash -2007378843, now seen corresponding path program 1 times [2019-12-07 15:46:23,731 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 15:46:23,731 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257818737] [2019-12-07 15:46:23,732 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 15:46:23,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:23,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:46:23,767 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257818737] [2019-12-07 15:46:23,767 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:46:23,767 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 15:46:23,767 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552739566] [2019-12-07 15:46:23,830 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 15:46:23,831 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 15:46:23,831 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 15:46:23,831 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 15:46:23,831 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 15:46:23,831 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:46:23,831 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 15:46:23,832 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 15:46:23,832 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration2_Loop [2019-12-07 15:46:23,832 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 15:46:23,832 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 15:46:23,850 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:23,856 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:23,861 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:23,863 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:23,865 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:23,867 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:23,870 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:23,930 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 15:46:23,931 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:46:23,935 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 15:46:23,935 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 15:46:23,943 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 15:46:23,943 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0=8482} Honda state: {ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0=8482} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:46:23,947 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 15:46:23,947 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:46:23,956 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 15:46:23,956 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 15:46:23,961 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 15:46:23,962 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 15:46:23,962 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 15:46:23,962 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 15:46:23,962 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 15:46:23,963 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 15:46:23,963 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:46:23,963 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 15:46:23,963 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 15:46:23,963 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration2_Loop [2019-12-07 15:46:23,963 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 15:46:23,963 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 15:46:23,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:23,966 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:23,972 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:23,973 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:23,976 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:23,979 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:23,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:24,038 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 15:46:24,042 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:46:24,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 15:46:24,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:46:24,047 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:46:24,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:46:24,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:46:24,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:46:24,050 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:46:24,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:46:24,052 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:46:24,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 15:46:24,057 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:46:24,057 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:46:24,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:46:24,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:46:24,057 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:46:24,059 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:46:24,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:46:24,061 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 15:46:24,065 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-12-07 15:46:24,065 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:46:24,070 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 15:46:24,070 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-12-07 15:46:24,070 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 15:46:24,071 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_ssl3_accept_~s__state~0) = 1*ULTIMATE.start_ssl3_accept_~s__state~0 Supporting invariants [] [2019-12-07 15:46:24,074 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-12-07 15:46:24,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:24,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:24,105 INFO L264 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 15:46:24,106 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:46:24,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:24,116 INFO L264 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 15:46:24,117 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:46:24,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:46:24,141 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 [2019-12-07 15:46:24,142 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 111 states and 171 transitions. cyclomatic complexity: 61 Second operand 5 states. [2019-12-07 15:46:24,454 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 111 states and 171 transitions. cyclomatic complexity: 61. Second operand 5 states. Result 516 states and 787 transitions. Complement of second has 9 states. [2019-12-07 15:46:24,454 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2019-12-07 15:46:24,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-12-07 15:46:24,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 322 transitions. [2019-12-07 15:46:24,456 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 322 transitions. Stem has 5 letters. Loop has 12 letters. [2019-12-07 15:46:24,457 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 15:46:24,458 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 322 transitions. Stem has 17 letters. Loop has 12 letters. [2019-12-07 15:46:24,458 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 15:46:24,458 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 322 transitions. Stem has 5 letters. Loop has 24 letters. [2019-12-07 15:46:24,459 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 15:46:24,459 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 516 states and 787 transitions. [2019-12-07 15:46:24,464 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 188 [2019-12-07 15:46:24,468 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 516 states to 486 states and 742 transitions. [2019-12-07 15:46:24,468 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 283 [2019-12-07 15:46:24,469 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 293 [2019-12-07 15:46:24,469 INFO L73 IsDeterministic]: Start isDeterministic. Operand 486 states and 742 transitions. [2019-12-07 15:46:24,469 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 15:46:24,469 INFO L688 BuchiCegarLoop]: Abstraction has 486 states and 742 transitions. [2019-12-07 15:46:24,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 486 states and 742 transitions. [2019-12-07 15:46:24,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 486 to 359. [2019-12-07 15:46:24,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 359 states. [2019-12-07 15:46:24,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 553 transitions. [2019-12-07 15:46:24,486 INFO L711 BuchiCegarLoop]: Abstraction has 359 states and 553 transitions. [2019-12-07 15:46:24,486 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 15:46:24,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 15:46:24,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 15:46:24,486 INFO L87 Difference]: Start difference. First operand 359 states and 553 transitions. Second operand 3 states. [2019-12-07 15:46:24,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:46:24,563 INFO L93 Difference]: Finished difference Result 376 states and 573 transitions. [2019-12-07 15:46:24,564 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 15:46:24,564 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 376 states and 573 transitions. [2019-12-07 15:46:24,568 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 205 [2019-12-07 15:46:24,570 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 376 states to 376 states and 573 transitions. [2019-12-07 15:46:24,571 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 245 [2019-12-07 15:46:24,571 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 245 [2019-12-07 15:46:24,571 INFO L73 IsDeterministic]: Start isDeterministic. Operand 376 states and 573 transitions. [2019-12-07 15:46:24,572 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 15:46:24,572 INFO L688 BuchiCegarLoop]: Abstraction has 376 states and 573 transitions. [2019-12-07 15:46:24,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states and 573 transitions. [2019-12-07 15:46:24,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 374. [2019-12-07 15:46:24,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 374 states. [2019-12-07 15:46:24,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 571 transitions. [2019-12-07 15:46:24,582 INFO L711 BuchiCegarLoop]: Abstraction has 374 states and 571 transitions. [2019-12-07 15:46:24,582 INFO L591 BuchiCegarLoop]: Abstraction has 374 states and 571 transitions. [2019-12-07 15:46:24,582 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-12-07 15:46:24,582 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 374 states and 571 transitions. [2019-12-07 15:46:24,583 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 203 [2019-12-07 15:46:24,583 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 15:46:24,583 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 15:46:24,584 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:46:24,584 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:46:24,584 INFO L794 eck$LassoCheckResult]: Stem: 1923#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~ret43, main_~s~0, main_~tmp~1;havoc main_~s~0;havoc main_~tmp~1;main_~s~0 := 8464;ssl3_accept_#in~initial_state := main_~s~0;havoc ssl3_accept_#res;havoc ssl3_accept_#t~nondet0, ssl3_accept_#t~nondet1, ssl3_accept_#t~nondet2, ssl3_accept_#t~nondet3, ssl3_accept_#t~nondet4, ssl3_accept_#t~nondet5, ssl3_accept_#t~nondet6, ssl3_accept_#t~nondet7, ssl3_accept_#t~nondet8, ssl3_accept_#t~nondet9, ssl3_accept_#t~nondet10, ssl3_accept_#t~nondet11, ssl3_accept_#t~nondet12, ssl3_accept_#t~nondet13, ssl3_accept_#t~nondet14, ssl3_accept_#t~nondet15, ssl3_accept_#t~nondet16, ssl3_accept_#t~nondet17, ssl3_accept_#t~nondet18, ssl3_accept_#t~nondet19, ssl3_accept_#t~nondet20, ssl3_accept_#t~nondet21, ssl3_accept_#t~nondet22, ssl3_accept_#t~nondet23, ssl3_accept_#t~nondet24, ssl3_accept_#t~nondet25, ssl3_accept_#t~nondet26, ssl3_accept_#t~nondet27, ssl3_accept_#t~nondet28, ssl3_accept_#t~nondet29, ssl3_accept_#t~nondet30, ssl3_accept_#t~nondet31, ssl3_accept_#t~nondet32, ssl3_accept_#t~nondet33, ssl3_accept_#t~nondet34, ssl3_accept_#t~nondet35, ssl3_accept_#t~nondet36, ssl3_accept_#t~nondet37, ssl3_accept_#t~nondet38, ssl3_accept_#t~nondet39, ssl3_accept_#t~nondet40, ssl3_accept_#t~nondet41, ssl3_accept_#t~nondet42, ssl3_accept_~initial_state, ssl3_accept_~s__info_callback~0, ssl3_accept_~s__in_handshake~0, ssl3_accept_~s__state~0, ssl3_accept_~s__new_session~0, ssl3_accept_~s__server~0, ssl3_accept_~s__version~0, ssl3_accept_~s__type~0, ssl3_accept_~s__init_num~0, ssl3_accept_~s__hit~0, ssl3_accept_~s__rwstate~0, ssl3_accept_~s__init_buf___0~0, ssl3_accept_~s__debug~0, ssl3_accept_~s__shutdown~0, ssl3_accept_~s__cert~0, ssl3_accept_~s__options~0, ssl3_accept_~s__verify_mode~0, ssl3_accept_~s__session__peer~0, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0, ssl3_accept_~s__ctx__info_callback~0, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0, ssl3_accept_~s__ctx__stats__sess_accept~0, ssl3_accept_~s__ctx__stats__sess_accept_good~0, ssl3_accept_~s__s3__tmp__cert_request~0, ssl3_accept_~s__s3__tmp__reuse_message~0, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0, ssl3_accept_~s__s3__tmp__new_cipher~0, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0, ssl3_accept_~s__s3__tmp__next_state___0~0, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0, ssl3_accept_~s__session__cipher~0, ssl3_accept_~buf~0, ssl3_accept_~l~0, ssl3_accept_~Time~0, ssl3_accept_~tmp~0, ssl3_accept_~cb~0, ssl3_accept_~num1~0, ssl3_accept_~ret~0, ssl3_accept_~new_state~0, ssl3_accept_~state~0, ssl3_accept_~skip~0, ssl3_accept_~got_new_session~0, ssl3_accept_~tmp___1~0, ssl3_accept_~tmp___2~0, ssl3_accept_~tmp___3~0, ssl3_accept_~tmp___4~0, ssl3_accept_~tmp___5~0, ssl3_accept_~tmp___6~0, ssl3_accept_~tmp___7~0, ssl3_accept_~tmp___8~0, ssl3_accept_~tmp___9~0, ssl3_accept_~tmp___10~0, ssl3_accept_~blastFlag~0, ssl3_accept_~ag_X~0, ssl3_accept_~ag_Y~0, ssl3_accept_~__retres69~0;ssl3_accept_~initial_state := ssl3_accept_#in~initial_state;ssl3_accept_~s__info_callback~0 := ssl3_accept_#t~nondet0;havoc ssl3_accept_#t~nondet0;ssl3_accept_~s__in_handshake~0 := ssl3_accept_#t~nondet1;havoc ssl3_accept_#t~nondet1;havoc ssl3_accept_~s__state~0;havoc ssl3_accept_~s__new_session~0;havoc ssl3_accept_~s__server~0;ssl3_accept_~s__version~0 := ssl3_accept_#t~nondet2;havoc ssl3_accept_#t~nondet2;havoc ssl3_accept_~s__type~0;havoc ssl3_accept_~s__init_num~0;ssl3_accept_~s__hit~0 := ssl3_accept_#t~nondet3;havoc ssl3_accept_#t~nondet3;havoc ssl3_accept_~s__rwstate~0;havoc ssl3_accept_~s__init_buf___0~0;ssl3_accept_~s__debug~0 := ssl3_accept_#t~nondet4;havoc ssl3_accept_#t~nondet4;havoc ssl3_accept_~s__shutdown~0;ssl3_accept_~s__cert~0 := ssl3_accept_#t~nondet5;havoc ssl3_accept_#t~nondet5;ssl3_accept_~s__options~0 := ssl3_accept_#t~nondet6;havoc ssl3_accept_#t~nondet6;ssl3_accept_~s__verify_mode~0 := ssl3_accept_#t~nondet7;havoc ssl3_accept_#t~nondet7;ssl3_accept_~s__session__peer~0 := ssl3_accept_#t~nondet8;havoc ssl3_accept_#t~nondet8;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0 := ssl3_accept_#t~nondet9;havoc ssl3_accept_#t~nondet9;ssl3_accept_~s__ctx__info_callback~0 := ssl3_accept_#t~nondet10;havoc ssl3_accept_#t~nondet10;havoc ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0;havoc ssl3_accept_~s__ctx__stats__sess_accept~0;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet11;havoc ssl3_accept_#t~nondet11;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet12;havoc ssl3_accept_#t~nondet12;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet13;havoc ssl3_accept_#t~nondet13;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet14;havoc ssl3_accept_#t~nondet14;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet15;havoc ssl3_accept_#t~nondet15;havoc ssl3_accept_~s__session__cipher~0;havoc ssl3_accept_~buf~0;havoc ssl3_accept_~l~0;havoc ssl3_accept_~Time~0;havoc ssl3_accept_~tmp~0;havoc ssl3_accept_~cb~0;havoc ssl3_accept_~num1~0;havoc ssl3_accept_~ret~0;havoc ssl3_accept_~new_state~0;havoc ssl3_accept_~state~0;havoc ssl3_accept_~skip~0;havoc ssl3_accept_~got_new_session~0;ssl3_accept_~tmp___1~0 := ssl3_accept_#t~nondet16;havoc ssl3_accept_#t~nondet16;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet17;havoc ssl3_accept_#t~nondet17;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;havoc ssl3_accept_~ag_Y~0;havoc ssl3_accept_~__retres69~0;ssl3_accept_~s__state~0 := ssl3_accept_~initial_state;ssl3_accept_~blastFlag~0 := 0;ssl3_accept_~tmp~0 := ssl3_accept_#t~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~Time~0 := ssl3_accept_~tmp~0;ssl3_accept_~cb~0 := 0;ssl3_accept_~ret~0 := -1;ssl3_accept_~skip~0 := 0;ssl3_accept_~got_new_session~0 := 0; 1856#L75 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 1841#L78-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 1842#L85 assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 1858#L85-1 assume !(0 == ssl3_accept_~s__cert~0); 1922#L101-2 assume !false; 2009#L102 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 2007#L104 assume !(12292 == ssl3_accept_~s__state~0); 2005#L107 assume !(16384 == ssl3_accept_~s__state~0); 2003#L110 assume !(8192 == ssl3_accept_~s__state~0); 2001#L113 assume !(24576 == ssl3_accept_~s__state~0); 2000#L116 assume !(8195 == ssl3_accept_~s__state~0); 1868#L119 assume !(8480 == ssl3_accept_~s__state~0); 1819#L122 assume !(8481 == ssl3_accept_~s__state~0); 1764#L125 assume !(8482 == ssl3_accept_~s__state~0); 1765#L128 assume 8464 == ssl3_accept_~s__state~0; 1743#L135 [2019-12-07 15:46:24,585 INFO L796 eck$LassoCheckResult]: Loop: 1743#L135 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29; 1893#L292 assume 0 == ssl3_accept_~blastFlag~0;ssl3_accept_~blastFlag~0 := 1; 1912#L292-2 assume !(ssl3_accept_~ret~0 <= 0);ssl3_accept_~got_new_session~0 := 1;ssl3_accept_~s__state~0 := (if 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 <= 2147483647 then 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 else 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 - 4294967296);ssl3_accept_~s__init_num~0 := 0; 1909#L589 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 2024#L627 ssl3_accept_~skip~0 := 0; 2023#L101-2 assume !false; 2022#L102 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 2021#L104 assume !(12292 == ssl3_accept_~s__state~0); 2020#L107 assume !(16384 == ssl3_accept_~s__state~0); 2019#L110 assume !(8192 == ssl3_accept_~s__state~0); 1891#L113 assume !(24576 == ssl3_accept_~s__state~0); 1850#L116 assume !(8195 == ssl3_accept_~s__state~0); 1851#L119 assume !(8480 == ssl3_accept_~s__state~0); 1962#L122 assume !(8481 == ssl3_accept_~s__state~0); 1961#L125 assume !(8482 == ssl3_accept_~s__state~0); 1800#L128 assume 8464 == ssl3_accept_~s__state~0; 1743#L135 [2019-12-07 15:46:24,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:24,585 INFO L82 PathProgramCache]: Analyzing trace with hash 2013326415, now seen corresponding path program 1 times [2019-12-07 15:46:24,585 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 15:46:24,585 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145483079] [2019-12-07 15:46:24,585 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 15:46:24,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:46:24,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:46:24,606 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 15:46:24,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:24,606 INFO L82 PathProgramCache]: Analyzing trace with hash -1615757726, now seen corresponding path program 1 times [2019-12-07 15:46:24,606 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 15:46:24,607 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279400716] [2019-12-07 15:46:24,607 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 15:46:24,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:46:24,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:46:24,623 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 15:46:24,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:24,624 INFO L82 PathProgramCache]: Analyzing trace with hash 1142689456, now seen corresponding path program 1 times [2019-12-07 15:46:24,624 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 15:46:24,624 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428230587] [2019-12-07 15:46:24,624 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 15:46:24,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:46:24,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:46:24,646 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 15:46:24,713 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 15:46:24,713 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 15:46:24,714 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 15:46:24,714 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 15:46:24,714 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 15:46:24,714 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:46:24,714 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 15:46:24,714 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 15:46:24,714 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration3_Loop [2019-12-07 15:46:24,714 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 15:46:24,714 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 15:46:24,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:24,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:24,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:24,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:24,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:24,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:24,729 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:24,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:24,819 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 15:46:24,819 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:46:24,821 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 15:46:24,821 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 15:46:24,824 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 15:46:24,825 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~got_new_session~0=1} Honda state: {ULTIMATE.start_ssl3_accept_~got_new_session~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:46:24,829 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 15:46:24,829 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 15:46:24,832 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 15:46:24,832 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~skip~0=0} Honda state: {ULTIMATE.start_ssl3_accept_~skip~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:46:24,837 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 15:46:24,837 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 15:46:24,840 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 15:46:24,840 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~s__init_num~0=0} Honda state: {ULTIMATE.start_ssl3_accept_~s__init_num~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:46:24,852 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 15:46:24,852 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 15:46:24,856 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 15:46:24,856 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_#t~nondet29=1, ULTIMATE.start_ssl3_accept_~ret~0=1} Honda state: {ULTIMATE.start_ssl3_accept_#t~nondet29=1, ULTIMATE.start_ssl3_accept_~ret~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:46:24,860 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 15:46:24,860 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:46:24,868 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 15:46:24,868 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 15:46:24,872 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 15:46:24,873 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 15:46:24,873 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 15:46:24,873 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 15:46:24,873 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 15:46:24,873 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 15:46:24,873 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:46:24,873 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 15:46:24,874 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 15:46:24,874 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration3_Loop [2019-12-07 15:46:24,874 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 15:46:24,874 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 15:46:24,875 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:24,878 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:24,880 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:24,881 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:24,883 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:24,884 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:24,887 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:24,893 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:46:24,972 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 15:46:24,972 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:46:24,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 15:46:24,975 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:46:24,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:46:24,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:46:24,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:46:24,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:46:24,977 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:46:24,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:46:24,978 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:46:24,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 15:46:24,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:46:24,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:46:24,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:46:24,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:46:24,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:46:24,984 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:46:24,984 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:46:24,985 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:46:24,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 15:46:24,990 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:46:24,990 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:46:24,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:46:24,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:46:24,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:46:24,991 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:46:24,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:46:24,992 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:46:24,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 15:46:24,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:46:24,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:46:24,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:46:24,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:46:24,997 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:46:24,998 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:46:24,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:46:24,999 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:46:25,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 15:46:25,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:46:25,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:46:25,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:46:25,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:46:25,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:46:25,005 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:46:25,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:46:25,006 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:46:25,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 15:46:25,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:46:25,011 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:46:25,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:46:25,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:46:25,011 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:46:25,012 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:46:25,012 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:46:25,013 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 15:46:25,016 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-12-07 15:46:25,016 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:46:25,018 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 15:46:25,018 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-12-07 15:46:25,018 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 15:46:25,018 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_ssl3_accept_~blastFlag~0) = -2*ULTIMATE.start_ssl3_accept_~blastFlag~0 + 1 Supporting invariants [] [2019-12-07 15:46:25,020 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-12-07 15:46:25,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:25,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:25,038 INFO L264 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 15:46:25,039 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:46:25,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:25,044 INFO L264 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 15:46:25,045 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:46:25,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:46:25,054 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 [2019-12-07 15:46:25,054 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 374 states and 571 transitions. cyclomatic complexity: 200 Second operand 4 states. [2019-12-07 15:46:25,081 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 374 states and 571 transitions. cyclomatic complexity: 200. Second operand 4 states. Result 616 states and 937 transitions. Complement of second has 4 states. [2019-12-07 15:46:25,081 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-12-07 15:46:25,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-12-07 15:46:25,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 333 transitions. [2019-12-07 15:46:25,082 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 333 transitions. Stem has 16 letters. Loop has 16 letters. [2019-12-07 15:46:25,083 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 15:46:25,083 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 333 transitions. Stem has 32 letters. Loop has 16 letters. [2019-12-07 15:46:25,083 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 15:46:25,083 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 333 transitions. Stem has 16 letters. Loop has 32 letters. [2019-12-07 15:46:25,084 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 15:46:25,084 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 616 states and 937 transitions. [2019-12-07 15:46:25,089 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 322 [2019-12-07 15:46:25,094 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 616 states to 616 states and 937 transitions. [2019-12-07 15:46:25,095 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 363 [2019-12-07 15:46:25,095 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 365 [2019-12-07 15:46:25,095 INFO L73 IsDeterministic]: Start isDeterministic. Operand 616 states and 937 transitions. [2019-12-07 15:46:25,095 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 15:46:25,095 INFO L688 BuchiCegarLoop]: Abstraction has 616 states and 937 transitions. [2019-12-07 15:46:25,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states and 937 transitions. [2019-12-07 15:46:25,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 614. [2019-12-07 15:46:25,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 614 states. [2019-12-07 15:46:25,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 614 states and 934 transitions. [2019-12-07 15:46:25,108 INFO L711 BuchiCegarLoop]: Abstraction has 614 states and 934 transitions. [2019-12-07 15:46:25,108 INFO L591 BuchiCegarLoop]: Abstraction has 614 states and 934 transitions. [2019-12-07 15:46:25,108 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-12-07 15:46:25,108 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 614 states and 934 transitions. [2019-12-07 15:46:25,111 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 322 [2019-12-07 15:46:25,112 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 15:46:25,112 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 15:46:25,112 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:46:25,113 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:46:25,113 INFO L794 eck$LassoCheckResult]: Stem: 3049#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~ret43, main_~s~0, main_~tmp~1;havoc main_~s~0;havoc main_~tmp~1;main_~s~0 := 8464;ssl3_accept_#in~initial_state := main_~s~0;havoc ssl3_accept_#res;havoc ssl3_accept_#t~nondet0, ssl3_accept_#t~nondet1, ssl3_accept_#t~nondet2, ssl3_accept_#t~nondet3, ssl3_accept_#t~nondet4, ssl3_accept_#t~nondet5, ssl3_accept_#t~nondet6, ssl3_accept_#t~nondet7, ssl3_accept_#t~nondet8, ssl3_accept_#t~nondet9, ssl3_accept_#t~nondet10, ssl3_accept_#t~nondet11, ssl3_accept_#t~nondet12, ssl3_accept_#t~nondet13, ssl3_accept_#t~nondet14, ssl3_accept_#t~nondet15, ssl3_accept_#t~nondet16, ssl3_accept_#t~nondet17, ssl3_accept_#t~nondet18, ssl3_accept_#t~nondet19, ssl3_accept_#t~nondet20, ssl3_accept_#t~nondet21, ssl3_accept_#t~nondet22, ssl3_accept_#t~nondet23, ssl3_accept_#t~nondet24, ssl3_accept_#t~nondet25, ssl3_accept_#t~nondet26, ssl3_accept_#t~nondet27, ssl3_accept_#t~nondet28, ssl3_accept_#t~nondet29, ssl3_accept_#t~nondet30, ssl3_accept_#t~nondet31, ssl3_accept_#t~nondet32, ssl3_accept_#t~nondet33, ssl3_accept_#t~nondet34, ssl3_accept_#t~nondet35, ssl3_accept_#t~nondet36, ssl3_accept_#t~nondet37, ssl3_accept_#t~nondet38, ssl3_accept_#t~nondet39, ssl3_accept_#t~nondet40, ssl3_accept_#t~nondet41, ssl3_accept_#t~nondet42, ssl3_accept_~initial_state, ssl3_accept_~s__info_callback~0, ssl3_accept_~s__in_handshake~0, ssl3_accept_~s__state~0, ssl3_accept_~s__new_session~0, ssl3_accept_~s__server~0, ssl3_accept_~s__version~0, ssl3_accept_~s__type~0, ssl3_accept_~s__init_num~0, ssl3_accept_~s__hit~0, ssl3_accept_~s__rwstate~0, ssl3_accept_~s__init_buf___0~0, ssl3_accept_~s__debug~0, ssl3_accept_~s__shutdown~0, ssl3_accept_~s__cert~0, ssl3_accept_~s__options~0, ssl3_accept_~s__verify_mode~0, ssl3_accept_~s__session__peer~0, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0, ssl3_accept_~s__ctx__info_callback~0, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0, ssl3_accept_~s__ctx__stats__sess_accept~0, ssl3_accept_~s__ctx__stats__sess_accept_good~0, ssl3_accept_~s__s3__tmp__cert_request~0, ssl3_accept_~s__s3__tmp__reuse_message~0, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0, ssl3_accept_~s__s3__tmp__new_cipher~0, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0, ssl3_accept_~s__s3__tmp__next_state___0~0, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0, ssl3_accept_~s__session__cipher~0, ssl3_accept_~buf~0, ssl3_accept_~l~0, ssl3_accept_~Time~0, ssl3_accept_~tmp~0, ssl3_accept_~cb~0, ssl3_accept_~num1~0, ssl3_accept_~ret~0, ssl3_accept_~new_state~0, ssl3_accept_~state~0, ssl3_accept_~skip~0, ssl3_accept_~got_new_session~0, ssl3_accept_~tmp___1~0, ssl3_accept_~tmp___2~0, ssl3_accept_~tmp___3~0, ssl3_accept_~tmp___4~0, ssl3_accept_~tmp___5~0, ssl3_accept_~tmp___6~0, ssl3_accept_~tmp___7~0, ssl3_accept_~tmp___8~0, ssl3_accept_~tmp___9~0, ssl3_accept_~tmp___10~0, ssl3_accept_~blastFlag~0, ssl3_accept_~ag_X~0, ssl3_accept_~ag_Y~0, ssl3_accept_~__retres69~0;ssl3_accept_~initial_state := ssl3_accept_#in~initial_state;ssl3_accept_~s__info_callback~0 := ssl3_accept_#t~nondet0;havoc ssl3_accept_#t~nondet0;ssl3_accept_~s__in_handshake~0 := ssl3_accept_#t~nondet1;havoc ssl3_accept_#t~nondet1;havoc ssl3_accept_~s__state~0;havoc ssl3_accept_~s__new_session~0;havoc ssl3_accept_~s__server~0;ssl3_accept_~s__version~0 := ssl3_accept_#t~nondet2;havoc ssl3_accept_#t~nondet2;havoc ssl3_accept_~s__type~0;havoc ssl3_accept_~s__init_num~0;ssl3_accept_~s__hit~0 := ssl3_accept_#t~nondet3;havoc ssl3_accept_#t~nondet3;havoc ssl3_accept_~s__rwstate~0;havoc ssl3_accept_~s__init_buf___0~0;ssl3_accept_~s__debug~0 := ssl3_accept_#t~nondet4;havoc ssl3_accept_#t~nondet4;havoc ssl3_accept_~s__shutdown~0;ssl3_accept_~s__cert~0 := ssl3_accept_#t~nondet5;havoc ssl3_accept_#t~nondet5;ssl3_accept_~s__options~0 := ssl3_accept_#t~nondet6;havoc ssl3_accept_#t~nondet6;ssl3_accept_~s__verify_mode~0 := ssl3_accept_#t~nondet7;havoc ssl3_accept_#t~nondet7;ssl3_accept_~s__session__peer~0 := ssl3_accept_#t~nondet8;havoc ssl3_accept_#t~nondet8;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0 := ssl3_accept_#t~nondet9;havoc ssl3_accept_#t~nondet9;ssl3_accept_~s__ctx__info_callback~0 := ssl3_accept_#t~nondet10;havoc ssl3_accept_#t~nondet10;havoc ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0;havoc ssl3_accept_~s__ctx__stats__sess_accept~0;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet11;havoc ssl3_accept_#t~nondet11;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet12;havoc ssl3_accept_#t~nondet12;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet13;havoc ssl3_accept_#t~nondet13;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet14;havoc ssl3_accept_#t~nondet14;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet15;havoc ssl3_accept_#t~nondet15;havoc ssl3_accept_~s__session__cipher~0;havoc ssl3_accept_~buf~0;havoc ssl3_accept_~l~0;havoc ssl3_accept_~Time~0;havoc ssl3_accept_~tmp~0;havoc ssl3_accept_~cb~0;havoc ssl3_accept_~num1~0;havoc ssl3_accept_~ret~0;havoc ssl3_accept_~new_state~0;havoc ssl3_accept_~state~0;havoc ssl3_accept_~skip~0;havoc ssl3_accept_~got_new_session~0;ssl3_accept_~tmp___1~0 := ssl3_accept_#t~nondet16;havoc ssl3_accept_#t~nondet16;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet17;havoc ssl3_accept_#t~nondet17;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;havoc ssl3_accept_~ag_Y~0;havoc ssl3_accept_~__retres69~0;ssl3_accept_~s__state~0 := ssl3_accept_~initial_state;ssl3_accept_~blastFlag~0 := 0;ssl3_accept_~tmp~0 := ssl3_accept_#t~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~Time~0 := ssl3_accept_~tmp~0;ssl3_accept_~cb~0 := 0;ssl3_accept_~ret~0 := -1;ssl3_accept_~skip~0 := 0;ssl3_accept_~got_new_session~0 := 0; 2964#L75 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 2948#L78-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 2949#L85 assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 2966#L85-1 assume !(0 == ssl3_accept_~s__cert~0); 3048#L101-2 assume !false; 3248#L102 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 3246#L104 assume !(12292 == ssl3_accept_~s__state~0); 3237#L107 assume !(16384 == ssl3_accept_~s__state~0); 3236#L110 assume !(8192 == ssl3_accept_~s__state~0); 3234#L113 assume !(24576 == ssl3_accept_~s__state~0); 3232#L116 assume !(8195 == ssl3_accept_~s__state~0); 2975#L119 assume !(8480 == ssl3_accept_~s__state~0); 2924#L122 assume !(8481 == ssl3_accept_~s__state~0); 2868#L125 assume !(8482 == ssl3_accept_~s__state~0); 2869#L128 assume 8464 == ssl3_accept_~s__state~0; 3092#L135 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29; 3006#L292 [2019-12-07 15:46:25,113 INFO L796 eck$LassoCheckResult]: Loop: 3006#L292 assume !(0 == ssl3_accept_~blastFlag~0); 3032#L292-2 assume !(ssl3_accept_~ret~0 <= 0);ssl3_accept_~got_new_session~0 := 1;ssl3_accept_~s__state~0 := (if 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 <= 2147483647 then 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 else 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 - 4294967296);ssl3_accept_~s__init_num~0 := 0; 3028#L589 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 3390#L627 ssl3_accept_~skip~0 := 0; 3389#L101-2 assume !false; 3388#L102 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 3382#L104 assume !(12292 == ssl3_accept_~s__state~0); 3381#L107 assume !(16384 == ssl3_accept_~s__state~0); 3050#L110 assume !(8192 == ssl3_accept_~s__state~0); 3002#L113 assume !(24576 == ssl3_accept_~s__state~0); 3003#L116 assume !(8195 == ssl3_accept_~s__state~0); 3286#L119 assume !(8480 == ssl3_accept_~s__state~0); 3181#L122 assume !(8481 == ssl3_accept_~s__state~0); 3182#L125 assume !(8482 == ssl3_accept_~s__state~0); 3210#L128 assume 8464 == ssl3_accept_~s__state~0; 3005#L135 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29; 3006#L292 [2019-12-07 15:46:25,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:25,113 INFO L82 PathProgramCache]: Analyzing trace with hash -2011390300, now seen corresponding path program 1 times [2019-12-07 15:46:25,113 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 15:46:25,114 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005328769] [2019-12-07 15:46:25,114 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 15:46:25,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:46:25,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:46:25,131 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 15:46:25,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:25,131 INFO L82 PathProgramCache]: Analyzing trace with hash -12547202, now seen corresponding path program 1 times [2019-12-07 15:46:25,132 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 15:46:25,132 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327952849] [2019-12-07 15:46:25,132 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 15:46:25,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:46:25,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:46:25,146 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 15:46:25,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:25,146 INFO L82 PathProgramCache]: Analyzing trace with hash 42566689, now seen corresponding path program 1 times [2019-12-07 15:46:25,146 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 15:46:25,147 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238757222] [2019-12-07 15:46:25,147 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 15:46:25,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:25,171 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:46:25,172 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238757222] [2019-12-07 15:46:25,172 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:46:25,172 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 15:46:25,172 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838554333] [2019-12-07 15:46:25,236 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 15:46:25,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 15:46:25,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 15:46:25,237 INFO L87 Difference]: Start difference. First operand 614 states and 934 transitions. cyclomatic complexity: 325 Second operand 3 states. [2019-12-07 15:46:25,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:46:25,254 INFO L93 Difference]: Finished difference Result 735 states and 1106 transitions. [2019-12-07 15:46:25,254 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 15:46:25,255 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 735 states and 1106 transitions. [2019-12-07 15:46:25,258 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 438 [2019-12-07 15:46:25,263 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 735 states to 734 states and 1105 transitions. [2019-12-07 15:46:25,263 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 482 [2019-12-07 15:46:25,263 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 482 [2019-12-07 15:46:25,263 INFO L73 IsDeterministic]: Start isDeterministic. Operand 734 states and 1105 transitions. [2019-12-07 15:46:25,264 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 15:46:25,264 INFO L688 BuchiCegarLoop]: Abstraction has 734 states and 1105 transitions. [2019-12-07 15:46:25,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states and 1105 transitions. [2019-12-07 15:46:25,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 734. [2019-12-07 15:46:25,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 734 states. [2019-12-07 15:46:25,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 734 states and 1105 transitions. [2019-12-07 15:46:25,273 INFO L711 BuchiCegarLoop]: Abstraction has 734 states and 1105 transitions. [2019-12-07 15:46:25,273 INFO L591 BuchiCegarLoop]: Abstraction has 734 states and 1105 transitions. [2019-12-07 15:46:25,273 INFO L424 BuchiCegarLoop]: ======== Iteration 5============ [2019-12-07 15:46:25,273 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 734 states and 1105 transitions. [2019-12-07 15:46:25,276 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 438 [2019-12-07 15:46:25,276 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 15:46:25,276 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 15:46:25,277 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:46:25,277 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:46:25,277 INFO L794 eck$LassoCheckResult]: Stem: 4417#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~ret43, main_~s~0, main_~tmp~1;havoc main_~s~0;havoc main_~tmp~1;main_~s~0 := 8464;ssl3_accept_#in~initial_state := main_~s~0;havoc ssl3_accept_#res;havoc ssl3_accept_#t~nondet0, ssl3_accept_#t~nondet1, ssl3_accept_#t~nondet2, ssl3_accept_#t~nondet3, ssl3_accept_#t~nondet4, ssl3_accept_#t~nondet5, ssl3_accept_#t~nondet6, ssl3_accept_#t~nondet7, ssl3_accept_#t~nondet8, ssl3_accept_#t~nondet9, ssl3_accept_#t~nondet10, ssl3_accept_#t~nondet11, ssl3_accept_#t~nondet12, ssl3_accept_#t~nondet13, ssl3_accept_#t~nondet14, ssl3_accept_#t~nondet15, ssl3_accept_#t~nondet16, ssl3_accept_#t~nondet17, ssl3_accept_#t~nondet18, ssl3_accept_#t~nondet19, ssl3_accept_#t~nondet20, ssl3_accept_#t~nondet21, ssl3_accept_#t~nondet22, ssl3_accept_#t~nondet23, ssl3_accept_#t~nondet24, ssl3_accept_#t~nondet25, ssl3_accept_#t~nondet26, ssl3_accept_#t~nondet27, ssl3_accept_#t~nondet28, ssl3_accept_#t~nondet29, ssl3_accept_#t~nondet30, ssl3_accept_#t~nondet31, ssl3_accept_#t~nondet32, ssl3_accept_#t~nondet33, ssl3_accept_#t~nondet34, ssl3_accept_#t~nondet35, ssl3_accept_#t~nondet36, ssl3_accept_#t~nondet37, ssl3_accept_#t~nondet38, ssl3_accept_#t~nondet39, ssl3_accept_#t~nondet40, ssl3_accept_#t~nondet41, ssl3_accept_#t~nondet42, ssl3_accept_~initial_state, ssl3_accept_~s__info_callback~0, ssl3_accept_~s__in_handshake~0, ssl3_accept_~s__state~0, ssl3_accept_~s__new_session~0, ssl3_accept_~s__server~0, ssl3_accept_~s__version~0, ssl3_accept_~s__type~0, ssl3_accept_~s__init_num~0, ssl3_accept_~s__hit~0, ssl3_accept_~s__rwstate~0, ssl3_accept_~s__init_buf___0~0, ssl3_accept_~s__debug~0, ssl3_accept_~s__shutdown~0, ssl3_accept_~s__cert~0, ssl3_accept_~s__options~0, ssl3_accept_~s__verify_mode~0, ssl3_accept_~s__session__peer~0, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0, ssl3_accept_~s__ctx__info_callback~0, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0, ssl3_accept_~s__ctx__stats__sess_accept~0, ssl3_accept_~s__ctx__stats__sess_accept_good~0, ssl3_accept_~s__s3__tmp__cert_request~0, ssl3_accept_~s__s3__tmp__reuse_message~0, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0, ssl3_accept_~s__s3__tmp__new_cipher~0, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0, ssl3_accept_~s__s3__tmp__next_state___0~0, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0, ssl3_accept_~s__session__cipher~0, ssl3_accept_~buf~0, ssl3_accept_~l~0, ssl3_accept_~Time~0, ssl3_accept_~tmp~0, ssl3_accept_~cb~0, ssl3_accept_~num1~0, ssl3_accept_~ret~0, ssl3_accept_~new_state~0, ssl3_accept_~state~0, ssl3_accept_~skip~0, ssl3_accept_~got_new_session~0, ssl3_accept_~tmp___1~0, ssl3_accept_~tmp___2~0, ssl3_accept_~tmp___3~0, ssl3_accept_~tmp___4~0, ssl3_accept_~tmp___5~0, ssl3_accept_~tmp___6~0, ssl3_accept_~tmp___7~0, ssl3_accept_~tmp___8~0, ssl3_accept_~tmp___9~0, ssl3_accept_~tmp___10~0, ssl3_accept_~blastFlag~0, ssl3_accept_~ag_X~0, ssl3_accept_~ag_Y~0, ssl3_accept_~__retres69~0;ssl3_accept_~initial_state := ssl3_accept_#in~initial_state;ssl3_accept_~s__info_callback~0 := ssl3_accept_#t~nondet0;havoc ssl3_accept_#t~nondet0;ssl3_accept_~s__in_handshake~0 := ssl3_accept_#t~nondet1;havoc ssl3_accept_#t~nondet1;havoc ssl3_accept_~s__state~0;havoc ssl3_accept_~s__new_session~0;havoc ssl3_accept_~s__server~0;ssl3_accept_~s__version~0 := ssl3_accept_#t~nondet2;havoc ssl3_accept_#t~nondet2;havoc ssl3_accept_~s__type~0;havoc ssl3_accept_~s__init_num~0;ssl3_accept_~s__hit~0 := ssl3_accept_#t~nondet3;havoc ssl3_accept_#t~nondet3;havoc ssl3_accept_~s__rwstate~0;havoc ssl3_accept_~s__init_buf___0~0;ssl3_accept_~s__debug~0 := ssl3_accept_#t~nondet4;havoc ssl3_accept_#t~nondet4;havoc ssl3_accept_~s__shutdown~0;ssl3_accept_~s__cert~0 := ssl3_accept_#t~nondet5;havoc ssl3_accept_#t~nondet5;ssl3_accept_~s__options~0 := ssl3_accept_#t~nondet6;havoc ssl3_accept_#t~nondet6;ssl3_accept_~s__verify_mode~0 := ssl3_accept_#t~nondet7;havoc ssl3_accept_#t~nondet7;ssl3_accept_~s__session__peer~0 := ssl3_accept_#t~nondet8;havoc ssl3_accept_#t~nondet8;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0 := ssl3_accept_#t~nondet9;havoc ssl3_accept_#t~nondet9;ssl3_accept_~s__ctx__info_callback~0 := ssl3_accept_#t~nondet10;havoc ssl3_accept_#t~nondet10;havoc ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0;havoc ssl3_accept_~s__ctx__stats__sess_accept~0;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet11;havoc ssl3_accept_#t~nondet11;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet12;havoc ssl3_accept_#t~nondet12;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet13;havoc ssl3_accept_#t~nondet13;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet14;havoc ssl3_accept_#t~nondet14;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet15;havoc ssl3_accept_#t~nondet15;havoc ssl3_accept_~s__session__cipher~0;havoc ssl3_accept_~buf~0;havoc ssl3_accept_~l~0;havoc ssl3_accept_~Time~0;havoc ssl3_accept_~tmp~0;havoc ssl3_accept_~cb~0;havoc ssl3_accept_~num1~0;havoc ssl3_accept_~ret~0;havoc ssl3_accept_~new_state~0;havoc ssl3_accept_~state~0;havoc ssl3_accept_~skip~0;havoc ssl3_accept_~got_new_session~0;ssl3_accept_~tmp___1~0 := ssl3_accept_#t~nondet16;havoc ssl3_accept_#t~nondet16;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet17;havoc ssl3_accept_#t~nondet17;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;havoc ssl3_accept_~ag_Y~0;havoc ssl3_accept_~__retres69~0;ssl3_accept_~s__state~0 := ssl3_accept_~initial_state;ssl3_accept_~blastFlag~0 := 0;ssl3_accept_~tmp~0 := ssl3_accept_#t~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~Time~0 := ssl3_accept_~tmp~0;ssl3_accept_~cb~0 := 0;ssl3_accept_~ret~0 := -1;ssl3_accept_~skip~0 := 0;ssl3_accept_~got_new_session~0 := 0; 4329#L75 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 4314#L78-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 4315#L85 assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 4331#L85-1 assume !(0 == ssl3_accept_~s__cert~0); 4416#L101-2 assume !false; 4564#L102 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 4889#L104 assume !(12292 == ssl3_accept_~s__state~0); 4438#L107 assume !(16384 == ssl3_accept_~s__state~0); 4439#L110 assume !(8192 == ssl3_accept_~s__state~0); 4369#L113 assume !(24576 == ssl3_accept_~s__state~0); 4323#L116 assume !(8195 == ssl3_accept_~s__state~0); 4324#L119 assume !(8480 == ssl3_accept_~s__state~0); 4340#L122 assume !(8481 == ssl3_accept_~s__state~0); 4585#L125 assume !(8482 == ssl3_accept_~s__state~0); 4586#L128 assume 8464 == ssl3_accept_~s__state~0; 4265#L135 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29; 4402#L292 assume 0 == ssl3_accept_~blastFlag~0;ssl3_accept_~blastFlag~0 := 1; 4403#L292-2 assume !(ssl3_accept_~ret~0 <= 0);ssl3_accept_~got_new_session~0 := 1;ssl3_accept_~s__state~0 := (if 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 <= 2147483647 then 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 else 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 - 4294967296);ssl3_accept_~s__init_num~0 := 0; 4721#L589 [2019-12-07 15:46:25,277 INFO L796 eck$LassoCheckResult]: Loop: 4721#L589 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 4770#L627 ssl3_accept_~skip~0 := 0; 4769#L101-2 assume !false; 4768#L102 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 4767#L104 assume !(12292 == ssl3_accept_~s__state~0); 4766#L107 assume !(16384 == ssl3_accept_~s__state~0); 4765#L110 assume !(8192 == ssl3_accept_~s__state~0); 4764#L113 assume !(24576 == ssl3_accept_~s__state~0); 4763#L116 assume !(8195 == ssl3_accept_~s__state~0); 4762#L119 assume !(8480 == ssl3_accept_~s__state~0); 4602#L122 assume !(8481 == ssl3_accept_~s__state~0); 4600#L125 assume !(8482 == ssl3_accept_~s__state~0); 4596#L128 assume 8464 == ssl3_accept_~s__state~0; 4371#L135 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29; 4372#L292 assume !(0 == ssl3_accept_~blastFlag~0); 4401#L292-2 assume !(ssl3_accept_~ret~0 <= 0);ssl3_accept_~got_new_session~0 := 1;ssl3_accept_~s__state~0 := (if 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 <= 2147483647 then 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 else 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 - 4294967296);ssl3_accept_~s__init_num~0 := 0; 4721#L589 [2019-12-07 15:46:25,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:25,277 INFO L82 PathProgramCache]: Analyzing trace with hash -210786196, now seen corresponding path program 1 times [2019-12-07 15:46:25,277 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 15:46:25,277 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724752502] [2019-12-07 15:46:25,277 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 15:46:25,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:46:25,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:46:25,291 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 15:46:25,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:25,291 INFO L82 PathProgramCache]: Analyzing trace with hash -1762268098, now seen corresponding path program 2 times [2019-12-07 15:46:25,291 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 15:46:25,291 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349790870] [2019-12-07 15:46:25,291 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 15:46:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:46:25,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:46:25,298 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 15:46:25,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:25,299 INFO L82 PathProgramCache]: Analyzing trace with hash -48931159, now seen corresponding path program 1 times [2019-12-07 15:46:25,299 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 15:46:25,299 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727118437] [2019-12-07 15:46:25,299 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 15:46:25,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:46:25,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:46:25,316 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 15:46:25,482 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 73 [2019-12-07 15:46:25,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.12 03:46:25 BoogieIcfgContainer [2019-12-07 15:46:25,595 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-12-07 15:46:25,595 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 15:46:25,595 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 15:46:25,595 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 15:46:25,595 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:46:23" (3/4) ... [2019-12-07 15:46:25,597 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-12-07 15:46:25,642 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_21dfca78-0efc-496a-9674-995821a61d0c/bin/uautomizer/witness.graphml [2019-12-07 15:46:25,642 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 15:46:25,643 INFO L168 Benchmark]: Toolchain (without parser) took 2934.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -189.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:46:25,644 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:46:25,644 INFO L168 Benchmark]: CACSL2BoogieTranslator took 257.15 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -161.0 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2019-12-07 15:46:25,644 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.67 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:46:25,644 INFO L168 Benchmark]: Boogie Preprocessor took 26.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 15:46:25,644 INFO L168 Benchmark]: RCFGBuilder took 403.97 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 50.6 MB). Peak memory consumption was 50.6 MB. Max. memory is 11.5 GB. [2019-12-07 15:46:25,645 INFO L168 Benchmark]: BuchiAutomizer took 2159.59 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 56.1 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -92.4 MB). Peak memory consumption was 210.6 MB. Max. memory is 11.5 GB. [2019-12-07 15:46:25,645 INFO L168 Benchmark]: Witness Printer took 47.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 11.5 GB. [2019-12-07 15:46:25,646 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 257.15 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -161.0 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.67 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 403.97 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 50.6 MB). Peak memory consumption was 50.6 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2159.59 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 56.1 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -92.4 MB). Peak memory consumption was 210.6 MB. Max. memory is 11.5 GB. * Witness Printer took 47.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (3 trivial, 2 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function s__state and consists of 5 locations. One deterministic module has affine ranking function -2 * blastFlag + 1 and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 734 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.1s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 1.3s. Construction of modules took 0.2s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 4. Automata minimization 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 131 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 734 states and ocurred in iteration 4. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 998 SDtfs, 957 SDslu, 488 SDs, 0 SdLazy, 425 SolverSat, 74 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT1 conc1 concLT1 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital52 mio100 ax100 hnf97 lsp46 ukn100 mio100 lsp100 div132 bol100 ite105 ukn100 eq184 hnf72 smp82 dnf100 smp100 tf107 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 9ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 627]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {s__ctx__stats__sess_accept=0, s__s3__tmp__new_cipher__algo_strength=0, \old(initial_state)=8464, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7b5516be=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@330b2af7=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@10dd9559=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2e66280f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@58c27d76=0, buf=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@b783e2f=0, s__new_session=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@139482e3=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1c342f79=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4f072aa7=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@a09c65e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@603f097a=0, s__shutdown=0, s__type=0, state=8464, s__s3__tmp__use_rsa_tmp=0, s__session__cipher=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7773820e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@be3278=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@26f2be96=0, s__rwstate=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@dd5d403=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@51856b3c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@241a641c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@425d2a29=0, tmp___7=0, tmp___3=0, \result=0, tmp=0, s__session__peer=0, s__version=0, s__init_num=0, s__in_handshake=0, ret=1, s__server=0, s__state=8464, s__info_callback=10, tmp___2=0, cb=10, s__s3__tmp__new_cipher__algorithms=0, tmp___10=0, s__verify_mode=0, tmp___6=0, tmp=3, ag_Y=0, s__s3__tmp__reuse_message=12, s__ctx__stats__sess_accept_renegotiate=0, __retres69=0, l=0, s__cert__pkeys__AT0__privatekey=0, s__debug=0, tmp___1=-12288, s__ctx__info_callback=0, tmp___9=0, s__s3__tmp__cert_request=0, tmp___5=0, s__hit=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@118c441f=0, blastFlag=1, \result=0, ag_X=4232, skip=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6c3c7c89=0, got_new_session=1, s__s3__tmp__new_cipher=0, new_state=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5f755d8f=0, s__options=0, s__cert=11, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1ba8c730=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@32c89990=0, Time=3, num1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@21c79937=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4b902dd8=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5c0bdc3d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5d5517ff=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@58d9724c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@376535a0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@20643767=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3df71fcf=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@77c31202=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1201b907=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@15d058cb=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2535a23e=1, s__init_buf___0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@51af1cc1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7842b254=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3a35dbfe=0, initial_state=8464, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@178c1dfb=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@66141e3d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3ac260c0=0, s__s3__tmp__next_state___0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@71ee232d=0, s=8464, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6e386596=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3a8cc0c7=0, tmp___8=0, tmp___4=0, s__ctx__stats__sess_accept_good=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 101]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L678] int s ; [L679] int tmp ; [L683] s = 8464 [L10] int s__info_callback = __VERIFIER_nondet_int(); [L11] unsigned int s__in_handshake = __VERIFIER_nondet_uint(); [L12] int s__state ; [L13] int s__new_session ; [L14] int s__server ; [L15] unsigned int s__version = __VERIFIER_nondet_uint(); [L16] int s__type ; [L17] int s__init_num ; [L18] int s__hit = __VERIFIER_nondet_int(); [L19] int s__rwstate ; [L20] int s__init_buf___0 ; [L21] int s__debug = __VERIFIER_nondet_int(); [L22] int s__shutdown ; [L23] int s__cert = __VERIFIER_nondet_int(); [L24] int s__options = __VERIFIER_nondet_int(); [L25] unsigned int s__verify_mode = __VERIFIER_nondet_uint(); [L26] int s__session__peer = __VERIFIER_nondet_int(); [L27] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int(); [L28] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L29] int s__ctx__stats__sess_accept_renegotiate ; [L30] int s__ctx__stats__sess_accept ; [L31] unsigned int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_uint(); [L32] int s__s3__tmp__cert_request ; [L33] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L34] int s__s3__tmp__use_rsa_tmp ; [L35] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L36] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L37] int s__s3__tmp__next_state___0 ; [L38] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int(); [L39] int s__session__cipher ; [L40] int buf ; [L41] unsigned long l ; [L42] unsigned long Time ; [L43] unsigned long tmp ; [L44] int cb ; [L45] long num1 ; [L46] int ret ; [L47] int new_state ; [L48] int state ; [L49] int skip ; [L50] int got_new_session ; [L51] unsigned int tmp___1 = __VERIFIER_nondet_uint(); [L52] unsigned int tmp___2 = __VERIFIER_nondet_uint(); [L53] int tmp___3 = __VERIFIER_nondet_int(); [L54] int tmp___4 = __VERIFIER_nondet_int(); [L55] int tmp___5 = __VERIFIER_nondet_int(); [L56] unsigned int tmp___6 = __VERIFIER_nondet_uint(); [L57] int tmp___7 ; [L58] long tmp___8 = __VERIFIER_nondet_long(); [L59] int tmp___9 = __VERIFIER_nondet_int(); [L60] int tmp___10 = __VERIFIER_nondet_int(); [L61] int blastFlag ; [L62] int ag_X = __VERIFIER_nondet_int(); [L63] int ag_Y ; [L64] int __retres69 ; [L67] s__state = initial_state [L68] blastFlag = 0 [L69] tmp = __VERIFIER_nondet_int() [L70] Time = tmp [L71] cb = 0 [L72] ret = -1 [L73] skip = 0 [L74] got_new_session = 0 [L75] COND TRUE s__info_callback != 0 [L76] cb = s__info_callback [L84] s__in_handshake = s__in_handshake + 1 [L85] COND FALSE !(tmp___1 + 12288) [L94] COND FALSE !(s__cert == 0) [L101] COND TRUE 1 [L103] state = s__state [L104] COND FALSE !(s__state == 12292) [L107] COND FALSE !(s__state == 16384) [L110] COND FALSE !(s__state == 8192) [L113] COND FALSE !(s__state == 24576) [L116] COND FALSE !(s__state == 8195) [L119] COND FALSE !(s__state == 8480) [L122] COND FALSE !(s__state == 8481) [L125] COND FALSE !(s__state == 8482) [L128] COND TRUE s__state == 8464 [L290] s__shutdown = 0 [L291] ret = __VERIFIER_nondet_int() [L292] COND TRUE blastFlag == 0 [L293] blastFlag = 1 [L297] COND FALSE !(ret <= 0) [L302] got_new_session = 1 [L303] s__state = ((unsigned int )ag_X + ag_Y) * 2 [L304] s__init_num = 0 Loop: [L627] COND FALSE !(! s__s3__tmp__reuse_message) [L656] skip = 0 [L101] COND TRUE 1 [L103] state = s__state [L104] COND FALSE !(s__state == 12292) [L107] COND FALSE !(s__state == 16384) [L110] COND FALSE !(s__state == 8192) [L113] COND FALSE !(s__state == 24576) [L116] COND FALSE !(s__state == 8195) [L119] COND FALSE !(s__state == 8480) [L122] COND FALSE !(s__state == 8481) [L125] COND FALSE !(s__state == 8482) [L128] COND TRUE s__state == 8464 [L290] s__shutdown = 0 [L291] ret = __VERIFIER_nondet_int() [L292] COND FALSE !(blastFlag == 0) [L297] COND FALSE !(ret <= 0) [L302] got_new_session = 1 [L303] s__state = ((unsigned int )ag_X + ag_Y) * 2 [L304] s__init_num = 0 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...