./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ssh-simplified/s3_srvr_14_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_445bf896-7a46-43e9-8a35-21bfd4ebc59e/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_445bf896-7a46-43e9-8a35-21bfd4ebc59e/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_445bf896-7a46-43e9-8a35-21bfd4ebc59e/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_445bf896-7a46-43e9-8a35-21bfd4ebc59e/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ssh-simplified/s3_srvr_14_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_445bf896-7a46-43e9-8a35-21bfd4ebc59e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_445bf896-7a46-43e9-8a35-21bfd4ebc59e/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8b245293effe524631a7c3459bf277cf6c81eafa ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 19:45:06,865 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 19:45:06,866 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 19:45:06,872 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 19:45:06,872 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 19:45:06,872 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 19:45:06,873 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 19:45:06,874 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 19:45:06,875 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 19:45:06,875 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 19:45:06,875 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 19:45:06,876 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 19:45:06,876 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 19:45:06,876 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 19:45:06,877 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 19:45:06,877 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 19:45:06,878 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 19:45:06,879 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 19:45:06,879 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 19:45:06,880 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 19:45:06,881 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 19:45:06,881 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 19:45:06,882 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 19:45:06,882 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 19:45:06,882 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 19:45:06,883 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 19:45:06,883 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 19:45:06,884 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 19:45:06,884 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 19:45:06,885 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 19:45:06,885 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 19:45:06,885 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 19:45:06,885 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 19:45:06,885 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 19:45:06,886 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 19:45:06,886 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 19:45:06,886 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_445bf896-7a46-43e9-8a35-21bfd4ebc59e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 19:45:06,893 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 19:45:06,894 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 19:45:06,894 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 19:45:06,894 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 19:45:06,894 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 19:45:06,894 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 19:45:06,894 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 19:45:06,895 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 19:45:06,895 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 19:45:06,895 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 19:45:06,895 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 19:45:06,895 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 19:45:06,895 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 19:45:06,895 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 19:45:06,896 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 19:45:06,896 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 19:45:06,896 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 19:45:06,896 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 19:45:06,896 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 19:45:06,896 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 19:45:06,896 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 19:45:06,896 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 19:45:06,896 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 19:45:06,896 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 19:45:06,896 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 19:45:06,897 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 19:45:06,897 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 19:45:06,897 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 19:45:06,897 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 19:45:06,897 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 19:45:06,897 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 19:45:06,897 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 19:45:06,897 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 19:45:06,897 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 19:45:06,897 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 19:45:06,897 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 19:45:06,898 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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/working_dir_445bf896-7a46-43e9-8a35-21bfd4ebc59e/bin-2019/utaipan 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(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan 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 -> 8b245293effe524631a7c3459bf277cf6c81eafa [2018-12-09 19:45:06,915 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 19:45:06,924 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 19:45:06,927 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 19:45:06,928 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 19:45:06,928 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 19:45:06,929 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_445bf896-7a46-43e9-8a35-21bfd4ebc59e/bin-2019/utaipan/../../sv-benchmarks/c/ssh-simplified/s3_srvr_14_false-unreach-call_false-termination.cil.c [2018-12-09 19:45:06,969 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_445bf896-7a46-43e9-8a35-21bfd4ebc59e/bin-2019/utaipan/data/dbe96462a/6119d884d29e4d5dba7107bb9aae8c20/FLAG2259f9205 [2018-12-09 19:45:07,390 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 19:45:07,390 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_445bf896-7a46-43e9-8a35-21bfd4ebc59e/sv-benchmarks/c/ssh-simplified/s3_srvr_14_false-unreach-call_false-termination.cil.c [2018-12-09 19:45:07,396 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_445bf896-7a46-43e9-8a35-21bfd4ebc59e/bin-2019/utaipan/data/dbe96462a/6119d884d29e4d5dba7107bb9aae8c20/FLAG2259f9205 [2018-12-09 19:45:07,404 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_445bf896-7a46-43e9-8a35-21bfd4ebc59e/bin-2019/utaipan/data/dbe96462a/6119d884d29e4d5dba7107bb9aae8c20 [2018-12-09 19:45:07,406 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 19:45:07,407 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 19:45:07,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 19:45:07,408 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 19:45:07,410 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 19:45:07,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:45:07" (1/1) ... [2018-12-09 19:45:07,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3757d378 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:07, skipping insertion in model container [2018-12-09 19:45:07,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:45:07" (1/1) ... [2018-12-09 19:45:07,416 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 19:45:07,436 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 19:45:07,558 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:45:07,561 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 19:45:07,595 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:45:07,634 INFO L195 MainTranslator]: Completed translation [2018-12-09 19:45:07,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:07 WrapperNode [2018-12-09 19:45:07,634 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 19:45:07,635 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 19:45:07,635 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 19:45:07,635 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 19:45:07,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:07" (1/1) ... [2018-12-09 19:45:07,645 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:07" (1/1) ... [2018-12-09 19:45:07,648 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 19:45:07,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 19:45:07,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 19:45:07,649 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 19:45:07,654 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:07" (1/1) ... [2018-12-09 19:45:07,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:07" (1/1) ... [2018-12-09 19:45:07,656 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:07" (1/1) ... [2018-12-09 19:45:07,656 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:07" (1/1) ... [2018-12-09 19:45:07,661 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:07" (1/1) ... [2018-12-09 19:45:07,667 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:07" (1/1) ... [2018-12-09 19:45:07,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:07" (1/1) ... [2018-12-09 19:45:07,670 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 19:45:07,671 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 19:45:07,671 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 19:45:07,671 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 19:45:07,671 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_445bf896-7a46-43e9-8a35-21bfd4ebc59e/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 19:45:07,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 19:45:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 19:45:07,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 19:45:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 19:45:07,702 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 19:45:07,702 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 19:45:07,702 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2018-12-09 19:45:07,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2018-12-09 19:45:07,785 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-09 19:45:07,785 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-09 19:45:08,018 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 19:45:08,018 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-09 19:45:08,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:45:08 BoogieIcfgContainer [2018-12-09 19:45:08,018 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 19:45:08,018 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 19:45:08,019 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 19:45:08,020 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 19:45:08,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 07:45:07" (1/3) ... [2018-12-09 19:45:08,021 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b8c5e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:45:08, skipping insertion in model container [2018-12-09 19:45:08,021 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:45:07" (2/3) ... [2018-12-09 19:45:08,021 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b8c5e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:45:08, skipping insertion in model container [2018-12-09 19:45:08,021 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:45:08" (3/3) ... [2018-12-09 19:45:08,022 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr_14_false-unreach-call_false-termination.cil.c [2018-12-09 19:45:08,027 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 19:45:08,031 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 19:45:08,040 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 19:45:08,058 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 19:45:08,058 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 19:45:08,058 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 19:45:08,058 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 19:45:08,058 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 19:45:08,058 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 19:45:08,059 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 19:45:08,059 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 19:45:08,070 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2018-12-09 19:45:08,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-09 19:45:08,073 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:45:08,074 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:45:08,075 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:45:08,078 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:45:08,078 INFO L82 PathProgramCache]: Analyzing trace with hash -2138433857, now seen corresponding path program 1 times [2018-12-09 19:45:08,079 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:45:08,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:08,106 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:45:08,107 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:08,107 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:45:08,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:45:08,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:45:08,214 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:45:08,214 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 19:45:08,214 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:45:08,217 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 19:45:08,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 19:45:08,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 19:45:08,226 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 5 states. [2018-12-09 19:45:08,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:45:08,404 INFO L93 Difference]: Finished difference Result 333 states and 566 transitions. [2018-12-09 19:45:08,404 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 19:45:08,405 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2018-12-09 19:45:08,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:45:08,412 INFO L225 Difference]: With dead ends: 333 [2018-12-09 19:45:08,412 INFO L226 Difference]: Without dead ends: 166 [2018-12-09 19:45:08,414 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-09 19:45:08,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2018-12-09 19:45:08,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 162. [2018-12-09 19:45:08,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2018-12-09 19:45:08,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 254 transitions. [2018-12-09 19:45:08,444 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 254 transitions. Word has length 28 [2018-12-09 19:45:08,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:45:08,444 INFO L480 AbstractCegarLoop]: Abstraction has 162 states and 254 transitions. [2018-12-09 19:45:08,444 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 19:45:08,444 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 254 transitions. [2018-12-09 19:45:08,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 19:45:08,445 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:45:08,445 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:45:08,445 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:45:08,446 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:45:08,446 INFO L82 PathProgramCache]: Analyzing trace with hash 1059341068, now seen corresponding path program 1 times [2018-12-09 19:45:08,446 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:45:08,446 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:08,446 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:45:08,446 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:08,446 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:45:08,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:45:08,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:45:08,484 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:45:08,485 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 19:45:08,485 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:45:08,486 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 19:45:08,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 19:45:08,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 19:45:08,486 INFO L87 Difference]: Start difference. First operand 162 states and 254 transitions. Second operand 5 states. [2018-12-09 19:45:08,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:45:08,614 INFO L93 Difference]: Finished difference Result 336 states and 528 transitions. [2018-12-09 19:45:08,614 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 19:45:08,615 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2018-12-09 19:45:08,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:45:08,616 INFO L225 Difference]: With dead ends: 336 [2018-12-09 19:45:08,616 INFO L226 Difference]: Without dead ends: 187 [2018-12-09 19:45:08,617 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-09 19:45:08,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2018-12-09 19:45:08,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 185. [2018-12-09 19:45:08,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-12-09 19:45:08,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 287 transitions. [2018-12-09 19:45:08,631 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 287 transitions. Word has length 29 [2018-12-09 19:45:08,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:45:08,631 INFO L480 AbstractCegarLoop]: Abstraction has 185 states and 287 transitions. [2018-12-09 19:45:08,631 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 19:45:08,631 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 287 transitions. [2018-12-09 19:45:08,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 19:45:08,632 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:45:08,632 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:45:08,633 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:45:08,633 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:45:08,633 INFO L82 PathProgramCache]: Analyzing trace with hash -947080425, now seen corresponding path program 1 times [2018-12-09 19:45:08,633 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:45:08,634 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:08,634 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:45:08,634 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:08,635 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:45:08,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:45:08,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:45:08,689 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:45:08,689 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 19:45:08,689 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:45:08,689 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 19:45:08,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 19:45:08,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 19:45:08,690 INFO L87 Difference]: Start difference. First operand 185 states and 287 transitions. Second operand 5 states. [2018-12-09 19:45:08,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:45:08,807 INFO L93 Difference]: Finished difference Result 367 states and 572 transitions. [2018-12-09 19:45:08,808 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 19:45:08,808 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2018-12-09 19:45:08,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:45:08,809 INFO L225 Difference]: With dead ends: 367 [2018-12-09 19:45:08,809 INFO L226 Difference]: Without dead ends: 195 [2018-12-09 19:45:08,809 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-09 19:45:08,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2018-12-09 19:45:08,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 191. [2018-12-09 19:45:08,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2018-12-09 19:45:08,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 298 transitions. [2018-12-09 19:45:08,817 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 298 transitions. Word has length 29 [2018-12-09 19:45:08,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:45:08,818 INFO L480 AbstractCegarLoop]: Abstraction has 191 states and 298 transitions. [2018-12-09 19:45:08,818 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 19:45:08,818 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 298 transitions. [2018-12-09 19:45:08,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 19:45:08,819 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:45:08,819 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:45:08,819 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:45:08,819 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:45:08,819 INFO L82 PathProgramCache]: Analyzing trace with hash 837081432, now seen corresponding path program 1 times [2018-12-09 19:45:08,819 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:45:08,820 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:08,820 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:45:08,820 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:08,820 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:45:08,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:45:08,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:45:08,859 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:45:08,859 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 19:45:08,859 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:45:08,859 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 19:45:08,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 19:45:08,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 19:45:08,860 INFO L87 Difference]: Start difference. First operand 191 states and 298 transitions. Second operand 5 states. [2018-12-09 19:45:08,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:45:08,983 INFO L93 Difference]: Finished difference Result 372 states and 582 transitions. [2018-12-09 19:45:08,983 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 19:45:08,983 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2018-12-09 19:45:08,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:45:08,984 INFO L225 Difference]: With dead ends: 372 [2018-12-09 19:45:08,984 INFO L226 Difference]: Without dead ends: 194 [2018-12-09 19:45:08,985 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-09 19:45:08,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2018-12-09 19:45:08,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 192. [2018-12-09 19:45:08,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2018-12-09 19:45:08,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 299 transitions. [2018-12-09 19:45:08,992 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 299 transitions. Word has length 29 [2018-12-09 19:45:08,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:45:08,993 INFO L480 AbstractCegarLoop]: Abstraction has 192 states and 299 transitions. [2018-12-09 19:45:08,993 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 19:45:08,993 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 299 transitions. [2018-12-09 19:45:08,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-09 19:45:08,993 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:45:08,993 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:45:08,993 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:45:08,994 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:45:08,994 INFO L82 PathProgramCache]: Analyzing trace with hash -2002433700, now seen corresponding path program 1 times [2018-12-09 19:45:08,994 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:45:08,994 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:08,994 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:45:08,994 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:08,994 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:45:09,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:45:09,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:45:09,028 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:45:09,028 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 19:45:09,029 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:45:09,029 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 19:45:09,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 19:45:09,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 19:45:09,029 INFO L87 Difference]: Start difference. First operand 192 states and 299 transitions. Second operand 5 states. [2018-12-09 19:45:09,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:45:09,127 INFO L93 Difference]: Finished difference Result 383 states and 594 transitions. [2018-12-09 19:45:09,127 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 19:45:09,127 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2018-12-09 19:45:09,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:45:09,128 INFO L225 Difference]: With dead ends: 383 [2018-12-09 19:45:09,128 INFO L226 Difference]: Without dead ends: 204 [2018-12-09 19:45:09,128 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-09 19:45:09,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2018-12-09 19:45:09,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 192. [2018-12-09 19:45:09,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2018-12-09 19:45:09,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 297 transitions. [2018-12-09 19:45:09,133 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 297 transitions. Word has length 30 [2018-12-09 19:45:09,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:45:09,134 INFO L480 AbstractCegarLoop]: Abstraction has 192 states and 297 transitions. [2018-12-09 19:45:09,134 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 19:45:09,134 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 297 transitions. [2018-12-09 19:45:09,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-09 19:45:09,134 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:45:09,134 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:45:09,134 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:45:09,135 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:45:09,135 INFO L82 PathProgramCache]: Analyzing trace with hash 533516532, now seen corresponding path program 1 times [2018-12-09 19:45:09,135 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:45:09,135 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:09,135 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:45:09,135 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:09,135 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:45:09,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:45:09,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:45:09,159 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:45:09,159 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 19:45:09,159 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:45:09,159 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 19:45:09,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 19:45:09,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 19:45:09,160 INFO L87 Difference]: Start difference. First operand 192 states and 297 transitions. Second operand 5 states. [2018-12-09 19:45:09,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:45:09,254 INFO L93 Difference]: Finished difference Result 383 states and 590 transitions. [2018-12-09 19:45:09,254 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 19:45:09,254 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2018-12-09 19:45:09,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:45:09,255 INFO L225 Difference]: With dead ends: 383 [2018-12-09 19:45:09,255 INFO L226 Difference]: Without dead ends: 204 [2018-12-09 19:45:09,255 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-09 19:45:09,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2018-12-09 19:45:09,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 192. [2018-12-09 19:45:09,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2018-12-09 19:45:09,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 295 transitions. [2018-12-09 19:45:09,261 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 295 transitions. Word has length 31 [2018-12-09 19:45:09,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:45:09,261 INFO L480 AbstractCegarLoop]: Abstraction has 192 states and 295 transitions. [2018-12-09 19:45:09,261 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 19:45:09,261 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 295 transitions. [2018-12-09 19:45:09,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-09 19:45:09,261 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:45:09,262 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:45:09,262 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:45:09,262 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:45:09,262 INFO L82 PathProgramCache]: Analyzing trace with hash -714108489, now seen corresponding path program 1 times [2018-12-09 19:45:09,262 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:45:09,262 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:09,263 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:45:09,263 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:09,263 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:45:09,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:45:09,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:45:09,283 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:45:09,283 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 19:45:09,283 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:45:09,283 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 19:45:09,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 19:45:09,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 19:45:09,284 INFO L87 Difference]: Start difference. First operand 192 states and 295 transitions. Second operand 5 states. [2018-12-09 19:45:09,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:45:09,379 INFO L93 Difference]: Finished difference Result 383 states and 586 transitions. [2018-12-09 19:45:09,379 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 19:45:09,379 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2018-12-09 19:45:09,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:45:09,380 INFO L225 Difference]: With dead ends: 383 [2018-12-09 19:45:09,380 INFO L226 Difference]: Without dead ends: 204 [2018-12-09 19:45:09,380 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-09 19:45:09,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2018-12-09 19:45:09,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 192. [2018-12-09 19:45:09,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2018-12-09 19:45:09,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 293 transitions. [2018-12-09 19:45:09,386 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 293 transitions. Word has length 32 [2018-12-09 19:45:09,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:45:09,386 INFO L480 AbstractCegarLoop]: Abstraction has 192 states and 293 transitions. [2018-12-09 19:45:09,386 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 19:45:09,386 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 293 transitions. [2018-12-09 19:45:09,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-09 19:45:09,387 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:45:09,387 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:45:09,387 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:45:09,387 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:45:09,388 INFO L82 PathProgramCache]: Analyzing trace with hash 522773526, now seen corresponding path program 1 times [2018-12-09 19:45:09,388 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:45:09,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:09,388 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:45:09,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:09,388 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:45:09,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:45:09,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:45:09,403 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:45:09,403 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 19:45:09,403 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:45:09,403 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 19:45:09,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 19:45:09,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:45:09,404 INFO L87 Difference]: Start difference. First operand 192 states and 293 transitions. Second operand 3 states. [2018-12-09 19:45:09,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:45:09,418 INFO L93 Difference]: Finished difference Result 542 states and 828 transitions. [2018-12-09 19:45:09,418 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 19:45:09,418 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 32 [2018-12-09 19:45:09,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:45:09,419 INFO L225 Difference]: With dead ends: 542 [2018-12-09 19:45:09,419 INFO L226 Difference]: Without dead ends: 363 [2018-12-09 19:45:09,419 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:45:09,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2018-12-09 19:45:09,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 361. [2018-12-09 19:45:09,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 361 states. [2018-12-09 19:45:09,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 361 states and 548 transitions. [2018-12-09 19:45:09,429 INFO L78 Accepts]: Start accepts. Automaton has 361 states and 548 transitions. Word has length 32 [2018-12-09 19:45:09,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:45:09,429 INFO L480 AbstractCegarLoop]: Abstraction has 361 states and 548 transitions. [2018-12-09 19:45:09,429 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 19:45:09,429 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 548 transitions. [2018-12-09 19:45:09,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-09 19:45:09,430 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:45:09,430 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:45:09,430 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:45:09,430 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:45:09,430 INFO L82 PathProgramCache]: Analyzing trace with hash -1890290600, now seen corresponding path program 1 times [2018-12-09 19:45:09,430 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:45:09,431 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:09,431 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:45:09,431 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:09,431 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:45:09,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:45:09,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:45:09,468 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:45:09,468 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 19:45:09,468 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:45:09,468 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 19:45:09,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 19:45:09,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 19:45:09,469 INFO L87 Difference]: Start difference. First operand 361 states and 548 transitions. Second operand 6 states. [2018-12-09 19:45:09,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:45:09,651 INFO L93 Difference]: Finished difference Result 1105 states and 1685 transitions. [2018-12-09 19:45:09,652 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 19:45:09,652 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2018-12-09 19:45:09,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:45:09,654 INFO L225 Difference]: With dead ends: 1105 [2018-12-09 19:45:09,654 INFO L226 Difference]: Without dead ends: 758 [2018-12-09 19:45:09,655 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-12-09 19:45:09,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 758 states. [2018-12-09 19:45:09,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 758 to 604. [2018-12-09 19:45:09,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 604 states. [2018-12-09 19:45:09,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 604 states and 933 transitions. [2018-12-09 19:45:09,679 INFO L78 Accepts]: Start accepts. Automaton has 604 states and 933 transitions. Word has length 33 [2018-12-09 19:45:09,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:45:09,679 INFO L480 AbstractCegarLoop]: Abstraction has 604 states and 933 transitions. [2018-12-09 19:45:09,679 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 19:45:09,679 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 933 transitions. [2018-12-09 19:45:09,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 19:45:09,680 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:45:09,680 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:45:09,680 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:45:09,680 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:45:09,680 INFO L82 PathProgramCache]: Analyzing trace with hash 2062397286, now seen corresponding path program 1 times [2018-12-09 19:45:09,680 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:45:09,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:09,681 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:45:09,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:09,681 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:45:09,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:45:09,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:45:09,722 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:45:09,723 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 19:45:09,723 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:45:09,723 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 19:45:09,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 19:45:09,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 19:45:09,724 INFO L87 Difference]: Start difference. First operand 604 states and 933 transitions. Second operand 5 states. [2018-12-09 19:45:09,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:45:09,874 INFO L93 Difference]: Finished difference Result 1336 states and 2097 transitions. [2018-12-09 19:45:09,875 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 19:45:09,875 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 47 [2018-12-09 19:45:09,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:45:09,877 INFO L225 Difference]: With dead ends: 1336 [2018-12-09 19:45:09,877 INFO L226 Difference]: Without dead ends: 746 [2018-12-09 19:45:09,879 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-09 19:45:09,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 746 states. [2018-12-09 19:45:09,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 746 to 726. [2018-12-09 19:45:09,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 726 states. [2018-12-09 19:45:09,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 726 states and 1148 transitions. [2018-12-09 19:45:09,902 INFO L78 Accepts]: Start accepts. Automaton has 726 states and 1148 transitions. Word has length 47 [2018-12-09 19:45:09,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:45:09,902 INFO L480 AbstractCegarLoop]: Abstraction has 726 states and 1148 transitions. [2018-12-09 19:45:09,902 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 19:45:09,902 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1148 transitions. [2018-12-09 19:45:09,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-09 19:45:09,903 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:45:09,903 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:45:09,903 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:45:09,903 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:45:09,903 INFO L82 PathProgramCache]: Analyzing trace with hash 1882441225, now seen corresponding path program 1 times [2018-12-09 19:45:09,903 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:45:09,904 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:09,904 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:45:09,904 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:09,904 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:45:09,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:45:09,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:45:09,940 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:45:09,940 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 19:45:09,940 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:45:09,940 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 19:45:09,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 19:45:09,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 19:45:09,940 INFO L87 Difference]: Start difference. First operand 726 states and 1148 transitions. Second operand 5 states. [2018-12-09 19:45:10,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:45:10,071 INFO L93 Difference]: Finished difference Result 1503 states and 2397 transitions. [2018-12-09 19:45:10,072 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 19:45:10,072 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 48 [2018-12-09 19:45:10,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:45:10,073 INFO L225 Difference]: With dead ends: 1503 [2018-12-09 19:45:10,074 INFO L226 Difference]: Without dead ends: 791 [2018-12-09 19:45:10,074 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-09 19:45:10,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 791 states. [2018-12-09 19:45:10,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 791 to 771. [2018-12-09 19:45:10,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 771 states. [2018-12-09 19:45:10,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 771 states and 1233 transitions. [2018-12-09 19:45:10,093 INFO L78 Accepts]: Start accepts. Automaton has 771 states and 1233 transitions. Word has length 48 [2018-12-09 19:45:10,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:45:10,094 INFO L480 AbstractCegarLoop]: Abstraction has 771 states and 1233 transitions. [2018-12-09 19:45:10,094 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 19:45:10,094 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1233 transitions. [2018-12-09 19:45:10,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-09 19:45:10,094 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:45:10,094 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:45:10,095 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:45:10,095 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:45:10,095 INFO L82 PathProgramCache]: Analyzing trace with hash -1853066695, now seen corresponding path program 1 times [2018-12-09 19:45:10,095 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:45:10,095 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:10,095 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:45:10,095 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:10,095 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:45:10,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:45:10,115 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:45:10,115 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:45:10,115 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 19:45:10,115 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:45:10,116 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 19:45:10,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 19:45:10,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:45:10,116 INFO L87 Difference]: Start difference. First operand 771 states and 1233 transitions. Second operand 3 states. [2018-12-09 19:45:10,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:45:10,132 INFO L93 Difference]: Finished difference Result 1528 states and 2448 transitions. [2018-12-09 19:45:10,133 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 19:45:10,133 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 49 [2018-12-09 19:45:10,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:45:10,134 INFO L225 Difference]: With dead ends: 1528 [2018-12-09 19:45:10,135 INFO L226 Difference]: Without dead ends: 771 [2018-12-09 19:45:10,135 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:45:10,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 771 states. [2018-12-09 19:45:10,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 771 to 771. [2018-12-09 19:45:10,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 771 states. [2018-12-09 19:45:10,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 771 states and 1216 transitions. [2018-12-09 19:45:10,154 INFO L78 Accepts]: Start accepts. Automaton has 771 states and 1216 transitions. Word has length 49 [2018-12-09 19:45:10,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:45:10,154 INFO L480 AbstractCegarLoop]: Abstraction has 771 states and 1216 transitions. [2018-12-09 19:45:10,154 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 19:45:10,154 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1216 transitions. [2018-12-09 19:45:10,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-09 19:45:10,155 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:45:10,155 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:45:10,155 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:45:10,155 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:45:10,155 INFO L82 PathProgramCache]: Analyzing trace with hash 296629864, now seen corresponding path program 1 times [2018-12-09 19:45:10,155 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:45:10,156 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:10,156 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:45:10,156 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:10,156 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:45:10,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:45:10,168 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:45:10,169 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:45:10,169 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 19:45:10,169 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:45:10,169 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 19:45:10,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 19:45:10,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:45:10,170 INFO L87 Difference]: Start difference. First operand 771 states and 1216 transitions. Second operand 3 states. [2018-12-09 19:45:10,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:45:10,199 INFO L93 Difference]: Finished difference Result 1542 states and 2431 transitions. [2018-12-09 19:45:10,199 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 19:45:10,199 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 50 [2018-12-09 19:45:10,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:45:10,201 INFO L225 Difference]: With dead ends: 1542 [2018-12-09 19:45:10,201 INFO L226 Difference]: Without dead ends: 785 [2018-12-09 19:45:10,202 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:45:10,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 785 states. [2018-12-09 19:45:10,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 785 to 783. [2018-12-09 19:45:10,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 783 states. [2018-12-09 19:45:10,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 783 states and 1214 transitions. [2018-12-09 19:45:10,220 INFO L78 Accepts]: Start accepts. Automaton has 783 states and 1214 transitions. Word has length 50 [2018-12-09 19:45:10,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:45:10,221 INFO L480 AbstractCegarLoop]: Abstraction has 783 states and 1214 transitions. [2018-12-09 19:45:10,221 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 19:45:10,221 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1214 transitions. [2018-12-09 19:45:10,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-09 19:45:10,221 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:45:10,221 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:45:10,222 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:45:10,222 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:45:10,222 INFO L82 PathProgramCache]: Analyzing trace with hash -1787536740, now seen corresponding path program 1 times [2018-12-09 19:45:10,222 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:45:10,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:10,222 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:45:10,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:10,222 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:45:10,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:45:10,236 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:45:10,236 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:45:10,236 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 19:45:10,236 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:45:10,236 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 19:45:10,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 19:45:10,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:45:10,237 INFO L87 Difference]: Start difference. First operand 783 states and 1214 transitions. Second operand 3 states. [2018-12-09 19:45:10,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:45:10,275 INFO L93 Difference]: Finished difference Result 2304 states and 3578 transitions. [2018-12-09 19:45:10,275 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 19:45:10,275 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2018-12-09 19:45:10,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:45:10,278 INFO L225 Difference]: With dead ends: 2304 [2018-12-09 19:45:10,278 INFO L226 Difference]: Without dead ends: 1535 [2018-12-09 19:45:10,279 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:45:10,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1535 states. [2018-12-09 19:45:10,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1535 to 1223. [2018-12-09 19:45:10,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1223 states. [2018-12-09 19:45:10,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 1223 states and 1890 transitions. [2018-12-09 19:45:10,310 INFO L78 Accepts]: Start accepts. Automaton has 1223 states and 1890 transitions. Word has length 55 [2018-12-09 19:45:10,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:45:10,310 INFO L480 AbstractCegarLoop]: Abstraction has 1223 states and 1890 transitions. [2018-12-09 19:45:10,310 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 19:45:10,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 1890 transitions. [2018-12-09 19:45:10,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-09 19:45:10,311 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:45:10,311 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:45:10,311 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:45:10,311 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:45:10,311 INFO L82 PathProgramCache]: Analyzing trace with hash -894050402, now seen corresponding path program 1 times [2018-12-09 19:45:10,311 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:45:10,312 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:10,312 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:45:10,312 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:10,312 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:45:10,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:45:10,327 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:45:10,328 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:45:10,328 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 19:45:10,328 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:45:10,328 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 19:45:10,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 19:45:10,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:45:10,328 INFO L87 Difference]: Start difference. First operand 1223 states and 1890 transitions. Second operand 3 states. [2018-12-09 19:45:10,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:45:10,482 INFO L93 Difference]: Finished difference Result 2644 states and 4078 transitions. [2018-12-09 19:45:10,482 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 19:45:10,482 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2018-12-09 19:45:10,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:45:10,487 INFO L225 Difference]: With dead ends: 2644 [2018-12-09 19:45:10,487 INFO L226 Difference]: Without dead ends: 1436 [2018-12-09 19:45:10,489 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:45:10,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1436 states. [2018-12-09 19:45:10,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1436 to 1330. [2018-12-09 19:45:10,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1330 states. [2018-12-09 19:45:10,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1330 states and 2005 transitions. [2018-12-09 19:45:10,552 INFO L78 Accepts]: Start accepts. Automaton has 1330 states and 2005 transitions. Word has length 55 [2018-12-09 19:45:10,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:45:10,553 INFO L480 AbstractCegarLoop]: Abstraction has 1330 states and 2005 transitions. [2018-12-09 19:45:10,553 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 19:45:10,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 2005 transitions. [2018-12-09 19:45:10,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-09 19:45:10,554 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:45:10,554 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:45:10,554 INFO L423 AbstractCegarLoop]: === Iteration 16 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:45:10,554 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:45:10,554 INFO L82 PathProgramCache]: Analyzing trace with hash 1409568447, now seen corresponding path program 1 times [2018-12-09 19:45:10,554 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:45:10,555 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:10,555 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:45:10,555 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:10,555 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:45:10,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:45:10,568 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 19:45:10,569 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:45:10,569 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 19:45:10,569 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:45:10,569 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 19:45:10,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 19:45:10,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:45:10,569 INFO L87 Difference]: Start difference. First operand 1330 states and 2005 transitions. Second operand 3 states. [2018-12-09 19:45:10,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:45:10,685 INFO L93 Difference]: Finished difference Result 2813 states and 4239 transitions. [2018-12-09 19:45:10,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 19:45:10,685 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-12-09 19:45:10,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:45:10,687 INFO L225 Difference]: With dead ends: 2813 [2018-12-09 19:45:10,688 INFO L226 Difference]: Without dead ends: 1498 [2018-12-09 19:45:10,689 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:45:10,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1498 states. [2018-12-09 19:45:10,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1498 to 1456. [2018-12-09 19:45:10,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1456 states. [2018-12-09 19:45:10,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 1456 states and 2142 transitions. [2018-12-09 19:45:10,720 INFO L78 Accepts]: Start accepts. Automaton has 1456 states and 2142 transitions. Word has length 60 [2018-12-09 19:45:10,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:45:10,720 INFO L480 AbstractCegarLoop]: Abstraction has 1456 states and 2142 transitions. [2018-12-09 19:45:10,720 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 19:45:10,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 2142 transitions. [2018-12-09 19:45:10,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-09 19:45:10,721 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:45:10,721 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:45:10,721 INFO L423 AbstractCegarLoop]: === Iteration 17 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:45:10,722 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:45:10,722 INFO L82 PathProgramCache]: Analyzing trace with hash 2089626817, now seen corresponding path program 1 times [2018-12-09 19:45:10,722 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:45:10,722 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:10,722 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:45:10,722 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:10,722 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:45:10,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:45:10,740 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 19:45:10,740 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:45:10,740 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 19:45:10,740 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:45:10,741 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 19:45:10,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 19:45:10,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:45:10,741 INFO L87 Difference]: Start difference. First operand 1456 states and 2142 transitions. Second operand 3 states. [2018-12-09 19:45:10,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:45:10,801 INFO L93 Difference]: Finished difference Result 2744 states and 4014 transitions. [2018-12-09 19:45:10,801 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 19:45:10,801 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-12-09 19:45:10,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:45:10,806 INFO L225 Difference]: With dead ends: 2744 [2018-12-09 19:45:10,806 INFO L226 Difference]: Without dead ends: 1833 [2018-12-09 19:45:10,808 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:45:10,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1833 states. [2018-12-09 19:45:10,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1833 to 1318. [2018-12-09 19:45:10,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1318 states. [2018-12-09 19:45:10,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 1318 states and 1924 transitions. [2018-12-09 19:45:10,845 INFO L78 Accepts]: Start accepts. Automaton has 1318 states and 1924 transitions. Word has length 60 [2018-12-09 19:45:10,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:45:10,845 INFO L480 AbstractCegarLoop]: Abstraction has 1318 states and 1924 transitions. [2018-12-09 19:45:10,845 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 19:45:10,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1924 transitions. [2018-12-09 19:45:10,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-09 19:45:10,846 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:45:10,847 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:45:10,847 INFO L423 AbstractCegarLoop]: === Iteration 18 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:45:10,847 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:45:10,847 INFO L82 PathProgramCache]: Analyzing trace with hash -1796569389, now seen corresponding path program 1 times [2018-12-09 19:45:10,847 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:45:10,848 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:10,848 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:45:10,848 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:10,848 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:45:10,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:45:10,873 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:45:10,873 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:45:10,873 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 19:45:10,873 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:45:10,874 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 19:45:10,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 19:45:10,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:45:10,874 INFO L87 Difference]: Start difference. First operand 1318 states and 1924 transitions. Second operand 3 states. [2018-12-09 19:45:10,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:45:10,929 INFO L93 Difference]: Finished difference Result 3805 states and 5516 transitions. [2018-12-09 19:45:10,929 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 19:45:10,929 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-12-09 19:45:10,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:45:10,934 INFO L225 Difference]: With dead ends: 3805 [2018-12-09 19:45:10,934 INFO L226 Difference]: Without dead ends: 2502 [2018-12-09 19:45:10,935 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:45:10,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2502 states. [2018-12-09 19:45:10,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2502 to 2500. [2018-12-09 19:45:10,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2500 states. [2018-12-09 19:45:10,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 2500 states and 3577 transitions. [2018-12-09 19:45:10,992 INFO L78 Accepts]: Start accepts. Automaton has 2500 states and 3577 transitions. Word has length 61 [2018-12-09 19:45:10,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:45:10,993 INFO L480 AbstractCegarLoop]: Abstraction has 2500 states and 3577 transitions. [2018-12-09 19:45:10,993 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 19:45:10,993 INFO L276 IsEmpty]: Start isEmpty. Operand 2500 states and 3577 transitions. [2018-12-09 19:45:10,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-09 19:45:10,995 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:45:10,995 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:45:10,995 INFO L423 AbstractCegarLoop]: === Iteration 19 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:45:10,996 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:45:10,996 INFO L82 PathProgramCache]: Analyzing trace with hash -1616425408, now seen corresponding path program 1 times [2018-12-09 19:45:10,996 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:45:10,996 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:10,996 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:45:10,996 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:45:10,997 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:45:11,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 19:45:11,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 19:45:11,024 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-09 19:45:11,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 07:45:11 BoogieIcfgContainer [2018-12-09 19:45:11,067 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 19:45:11,067 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 19:45:11,067 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 19:45:11,067 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 19:45:11,068 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:45:08" (3/4) ... [2018-12-09 19:45:11,069 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-09 19:45:11,124 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_445bf896-7a46-43e9-8a35-21bfd4ebc59e/bin-2019/utaipan/witness.graphml [2018-12-09 19:45:11,124 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 19:45:11,125 INFO L168 Benchmark]: Toolchain (without parser) took 3718.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 950.9 MB in the beginning and 826.4 MB in the end (delta: 124.5 MB). Peak memory consumption was 277.6 MB. Max. memory is 11.5 GB. [2018-12-09 19:45:11,125 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 976.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:45:11,126 INFO L168 Benchmark]: CACSL2BoogieTranslator took 226.89 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.4 MB). Free memory was 950.9 MB in the beginning and 1.1 GB in the end (delta: -140.6 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-12-09 19:45:11,126 INFO L168 Benchmark]: Boogie Procedure Inliner took 13.71 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. [2018-12-09 19:45:11,126 INFO L168 Benchmark]: Boogie Preprocessor took 21.87 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 19:45:11,126 INFO L168 Benchmark]: RCFGBuilder took 347.33 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: 54.1 MB). Peak memory consumption was 54.1 MB. Max. memory is 11.5 GB. [2018-12-09 19:45:11,126 INFO L168 Benchmark]: TraceAbstraction took 3048.50 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 58.7 MB). Free memory was 1.0 GB in the beginning and 843.0 MB in the end (delta: 191.7 MB). Peak memory consumption was 250.5 MB. Max. memory is 11.5 GB. [2018-12-09 19:45:11,127 INFO L168 Benchmark]: Witness Printer took 56.86 ms. Allocated memory is still 1.2 GB. Free memory was 843.0 MB in the beginning and 826.4 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2018-12-09 19:45:11,128 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 976.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 226.89 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.4 MB). Free memory was 950.9 MB in the beginning and 1.1 GB in the end (delta: -140.6 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 13.71 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 21.87 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 347.33 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: 54.1 MB). Peak memory consumption was 54.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3048.50 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 58.7 MB). Free memory was 1.0 GB in the beginning and 843.0 MB in the end (delta: 191.7 MB). Peak memory consumption was 250.5 MB. Max. memory is 11.5 GB. * Witness Printer took 56.86 ms. Allocated memory is still 1.2 GB. Free memory was 843.0 MB in the beginning and 826.4 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 641]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L646] int s ; [L647] int tmp ; [L651] s = 8464 VAL [s=8464] [L652] CALL ssl3_accept(s) VAL [\old(initial_state)=8464] [L12] int s__info_callback = __VERIFIER_nondet_int() ; [L13] int s__in_handshake = __VERIFIER_nondet_int() ; [L14] int s__state ; [L15] int s__new_session ; [L16] int s__server ; [L17] int s__version = __VERIFIER_nondet_int() ; [L18] int s__type ; [L19] int s__init_num ; [L20] int s__hit = __VERIFIER_nondet_int() ; [L21] int s__rwstate ; [L22] int s__init_buf___0 ; [L23] int s__debug = __VERIFIER_nondet_int() ; [L24] int s__shutdown ; [L25] int s__cert = __VERIFIER_nondet_int() ; [L26] int s__options = __VERIFIER_nondet_int() ; [L27] int s__verify_mode = __VERIFIER_nondet_int() ; [L28] int s__session__peer = __VERIFIER_nondet_int() ; [L29] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int() ; [L30] int s__ctx__info_callback = __VERIFIER_nondet_int() ; [L31] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int() ; [L32] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int() ; [L33] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int() ; [L34] int s__s3__tmp__cert_request ; [L35] int s__s3__tmp__reuse_message ; [L36] int s__s3__tmp__use_rsa_tmp ; [L37] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int() ; [L38] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int() ; [L39] int s__s3__tmp__next_state___0 ; [L40] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int() ; [L41] int s__session__cipher ; [L42] int buf ; [L43] unsigned long l ; [L44] unsigned long Time ; [L45] unsigned long tmp ; [L46] int cb ; [L47] long num1 = __VERIFIER_nondet_long() ; [L48] int ret ; [L49] int new_state ; [L50] int state ; [L51] int skip ; [L52] int got_new_session ; [L53] int tmp___1 = __VERIFIER_nondet_int() ; [L54] int tmp___2 = __VERIFIER_nondet_int() ; [L55] int tmp___3 = __VERIFIER_nondet_int() ; [L56] int tmp___4 = __VERIFIER_nondet_int() ; [L57] int tmp___5 = __VERIFIER_nondet_int() ; [L58] int tmp___6 = __VERIFIER_nondet_int() ; [L59] int tmp___7 ; [L60] long tmp___8 = __VERIFIER_nondet_long() ; [L61] int tmp___9 = __VERIFIER_nondet_int() ; [L62] int tmp___10 = __VERIFIER_nondet_int() ; [L63] int blastFlag ; [L64] int __cil_tmp55 ; [L65] unsigned long __cil_tmp56 ; [L66] unsigned long __cil_tmp57 ; [L67] unsigned long __cil_tmp58 ; [L68] unsigned long __cil_tmp59 ; [L69] int __cil_tmp60 ; [L70] unsigned long __cil_tmp61 ; [L73] s__s3__tmp__reuse_message = 0 [L74] s__state = initial_state [L75] blastFlag = 0 [L76] tmp = __VERIFIER_nondet_int() [L77] Time = tmp [L78] cb = 0 [L79] ret = -1 [L80] skip = 0 [L81] got_new_session = 0 VAL [\old(initial_state)=8464, blastFlag=0, cb=0, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=0, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L82] COND TRUE s__info_callback != 0 [L83] cb = s__info_callback VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=0, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L89] s__in_handshake ++ VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L90] COND TRUE tmp___1 + 12288 VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L91] COND TRUE tmp___2 + 16384 VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L95] COND FALSE !(s__cert == 0) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L99] COND TRUE 1 VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L101] state = s__state VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L102] COND FALSE !(s__state == 12292) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L105] COND FALSE !(s__state == 16384) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L108] COND FALSE !(s__state == 8192) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L111] COND FALSE !(s__state == 24576) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L114] COND FALSE !(s__state == 8195) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L117] COND FALSE !(s__state == 8480) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L120] COND FALSE !(s__state == 8481) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L123] COND FALSE !(s__state == 8482) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L126] COND TRUE s__state == 8464 VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L272] s__shutdown = 0 [L273] ret = __VERIFIER_nondet_int() [L274] COND TRUE blastFlag == 0 [L275] blastFlag = 1 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L277] COND FALSE !(ret <= 0) [L280] got_new_session = 1 [L281] s__state = 8496 [L282] s__init_num = 0 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L603] COND TRUE ! s__s3__tmp__reuse_message VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L604] COND TRUE ! skip VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L605] COND TRUE tmp___1 != -12288 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L606] COND TRUE s__state != 8656 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L607] COND TRUE tmp___2 != -16384 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L608] COND FALSE !(state == 8496) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L615] COND FALSE !(\read(s__debug)) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L621] COND TRUE cb != 0 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L622] COND TRUE s__state != state [L623] new_state = s__state [L624] s__state = state [L625] s__state = new_state VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L630] skip = 0 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L99] COND TRUE 1 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L101] state = s__state VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L102] COND FALSE !(s__state == 12292) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L105] COND FALSE !(s__state == 16384) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L108] COND FALSE !(s__state == 8192) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L111] COND FALSE !(s__state == 24576) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L114] COND FALSE !(s__state == 8195) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L117] COND FALSE !(s__state == 8480) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L120] COND FALSE !(s__state == 8481) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L123] COND FALSE !(s__state == 8482) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L126] COND FALSE !(s__state == 8464) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L129] COND FALSE !(s__state == 8465) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L132] COND FALSE !(s__state == 8466) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L135] COND TRUE s__state == 8496 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L286] ret = __VERIFIER_nondet_int() [L287] COND TRUE blastFlag == 1 [L288] blastFlag = 2 VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L290] COND FALSE !(ret <= 0) VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L293] COND FALSE !(\read(s__hit)) [L296] s__state = 8512 VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L298] s__init_num = 0 VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L603] COND TRUE ! s__s3__tmp__reuse_message VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L604] COND TRUE ! skip VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L605] COND TRUE tmp___1 != -12288 VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L606] COND TRUE s__state != 8656 VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L607] COND TRUE tmp___2 != -16384 VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L608] COND TRUE state == 8496 VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L641] __VERIFIER_error() VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 161 locations, 1 error locations. UNSAFE Result, 3.0s OverallTime, 19 OverallIterations, 2 TraceHistogramMax, 1.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3760 SDtfs, 6119 SDslu, 3181 SDs, 0 SdLazy, 1945 SolverSat, 464 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 87 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2500occurred in iteration=18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 18 MinimizatonAttempts, 1223 StatesRemovedByMinimization, 17 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 820 NumberOfCodeBlocks, 820 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 740 ConstructedInterpolants, 0 QuantifiedInterpolants, 91216 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 118/118 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...