./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/ssh/s3_srvr.blast.03_false-unreach-call.i.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ssh/s3_srvr.blast.03_false-unreach-call.i.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/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 734374bd08e5d81d02921a162508af5871b3609e ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ssh/s3_srvr.blast.03_false-unreach-call.i.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/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 734374bd08e5d81d02921a162508af5871b3609e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.1.23-1dbac8b [2018-10-26 20:00:43,535 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:00:43,537 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:00:43,547 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:00:43,547 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:00:43,548 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:00:43,549 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:00:43,550 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:00:43,551 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:00:43,552 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:00:43,552 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:00:43,553 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:00:43,553 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:00:43,557 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:00:43,557 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:00:43,558 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:00:43,558 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:00:43,560 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:00:43,561 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:00:43,569 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:00:43,571 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:00:43,572 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:00:43,576 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:00:43,578 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:00:43,578 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:00:43,579 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:00:43,579 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:00:43,580 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:00:43,580 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:00:43,581 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:00:43,581 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:00:43,584 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:00:43,584 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:00:43,584 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:00:43,585 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:00:43,585 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:00:43,585 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-26 20:00:43,597 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:00:43,599 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:00:43,599 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:00:43,600 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 20:00:43,600 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 20:00:43,600 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 20:00:43,600 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-26 20:00:43,601 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 20:00:43,601 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-26 20:00:43,601 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-26 20:00:43,601 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 20:00:43,602 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:00:43,603 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:00:43,603 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 20:00:43,603 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:00:43,603 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:00:43,604 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:00:43,604 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:00:43,604 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:00:43,604 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:00:43,604 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:00:43,604 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:00:43,604 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:00:43,604 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 20:00:43,604 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:00:43,605 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 20:00:43,605 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 20:00:43,605 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:00:43,605 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:00:43,605 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:00:43,605 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-26 20:00:43,605 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:00:43,605 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 20:00:43,606 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 20:00:43,606 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_1411ebe4-08a1-467f-9cd9-b49feafab46b/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 -> 734374bd08e5d81d02921a162508af5871b3609e [2018-10-26 20:00:43,634 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:00:43,643 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:00:43,646 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:00:43,647 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:00:43,647 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:00:43,648 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/bin-2019/utaipan/../../sv-benchmarks/c/ssh/s3_srvr.blast.03_false-unreach-call.i.cil.c [2018-10-26 20:00:43,687 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/bin-2019/utaipan/data/93b1b82bb/ec0f0edb828c4e43bb135594e07c05cc/FLAG317baf263 [2018-10-26 20:00:44,159 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:00:44,160 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/sv-benchmarks/c/ssh/s3_srvr.blast.03_false-unreach-call.i.cil.c [2018-10-26 20:00:44,186 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/bin-2019/utaipan/data/93b1b82bb/ec0f0edb828c4e43bb135594e07c05cc/FLAG317baf263 [2018-10-26 20:00:44,195 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/bin-2019/utaipan/data/93b1b82bb/ec0f0edb828c4e43bb135594e07c05cc [2018-10-26 20:00:44,197 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:00:44,198 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:00:44,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:00:44,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:00:44,202 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:00:44,202 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:00:44" (1/1) ... [2018-10-26 20:00:44,205 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d383da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:44, skipping insertion in model container [2018-10-26 20:00:44,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:00:44" (1/1) ... [2018-10-26 20:00:44,212 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:00:44,256 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:00:44,766 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:00:44,775 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:00:44,985 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:00:45,003 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:00:45,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:45 WrapperNode [2018-10-26 20:00:45,003 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:00:45,004 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:00:45,004 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:00:45,004 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:00:45,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:45" (1/1) ... [2018-10-26 20:00:45,172 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:45" (1/1) ... [2018-10-26 20:00:45,225 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:00:45,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:00:45,226 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:00:45,226 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:00:45,234 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:45" (1/1) ... [2018-10-26 20:00:45,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:45" (1/1) ... [2018-10-26 20:00:45,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:45" (1/1) ... [2018-10-26 20:00:45,244 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:45" (1/1) ... [2018-10-26 20:00:45,295 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:45" (1/1) ... [2018-10-26 20:00:45,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:45" (1/1) ... [2018-10-26 20:00:45,323 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:45" (1/1) ... [2018-10-26 20:00:45,329 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:00:45,329 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:00:45,329 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:00:45,329 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:00:45,330 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/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 [2018-10-26 20:00:45,380 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 20:00:45,381 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 20:00:45,381 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2018-10-26 20:00:45,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2018-10-26 20:00:45,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 20:00:45,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 20:00:45,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:00:45,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:00:46,036 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-26 20:00:46,036 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-26 20:00:47,434 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:00:47,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:00:47 BoogieIcfgContainer [2018-10-26 20:00:47,435 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:00:47,436 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 20:00:47,436 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 20:00:47,438 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 20:00:47,439 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 08:00:44" (1/3) ... [2018-10-26 20:00:47,439 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f4f8f3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 08:00:47, skipping insertion in model container [2018-10-26 20:00:47,439 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:45" (2/3) ... [2018-10-26 20:00:47,440 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f4f8f3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 08:00:47, skipping insertion in model container [2018-10-26 20:00:47,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:00:47" (3/3) ... [2018-10-26 20:00:47,443 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.03_false-unreach-call.i.cil.c [2018-10-26 20:00:47,450 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 20:00:47,457 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 20:00:47,470 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 20:00:47,497 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 20:00:47,497 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 20:00:47,497 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 20:00:47,498 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 20:00:47,498 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 20:00:47,498 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 20:00:47,498 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 20:00:47,498 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 20:00:47,515 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states. [2018-10-26 20:00:47,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-26 20:00:47,523 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:00:47,524 INFO L375 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, 1, 1, 1, 1] [2018-10-26 20:00:47,526 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:00:47,531 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:00:47,531 INFO L82 PathProgramCache]: Analyzing trace with hash 1521130610, now seen corresponding path program 1 times [2018-10-26 20:00:47,534 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 20:00:47,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:00:47,582 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:00:47,582 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:00:47,582 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 20:00:47,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:47,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:00:47,924 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:00:47,925 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:00:47,925 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 20:00:47,929 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:00:47,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:00:47,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:00:47,942 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 3 states. [2018-10-26 20:00:48,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:00:48,148 INFO L93 Difference]: Finished difference Result 423 states and 709 transitions. [2018-10-26 20:00:48,148 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:00:48,149 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-10-26 20:00:48,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:00:48,160 INFO L225 Difference]: With dead ends: 423 [2018-10-26 20:00:48,160 INFO L226 Difference]: Without dead ends: 257 [2018-10-26 20:00:48,164 INFO L605 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 [2018-10-26 20:00:48,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2018-10-26 20:00:48,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 257. [2018-10-26 20:00:48,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2018-10-26 20:00:48,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 384 transitions. [2018-10-26 20:00:48,219 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 384 transitions. Word has length 52 [2018-10-26 20:00:48,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:00:48,220 INFO L481 AbstractCegarLoop]: Abstraction has 257 states and 384 transitions. [2018-10-26 20:00:48,220 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:00:48,220 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 384 transitions. [2018-10-26 20:00:48,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-26 20:00:48,227 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:00:48,228 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:00:48,228 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:00:48,228 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:00:48,228 INFO L82 PathProgramCache]: Analyzing trace with hash -551306648, now seen corresponding path program 1 times [2018-10-26 20:00:48,228 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 20:00:48,232 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:00:48,232 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:00:48,233 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:00:48,233 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 20:00:48,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:48,553 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:00:48,554 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:00:48,554 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 20:00:48,554 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 20:00:48,556 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 20:00:48,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 20:00:48,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 20:00:48,558 INFO L87 Difference]: Start difference. First operand 257 states and 384 transitions. Second operand 4 states. [2018-10-26 20:00:49,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:00:49,266 INFO L93 Difference]: Finished difference Result 424 states and 638 transitions. [2018-10-26 20:00:49,269 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 20:00:49,270 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 70 [2018-10-26 20:00:49,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:00:49,272 INFO L225 Difference]: With dead ends: 424 [2018-10-26 20:00:49,272 INFO L226 Difference]: Without dead ends: 301 [2018-10-26 20:00:49,274 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 20:00:49,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2018-10-26 20:00:49,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 280. [2018-10-26 20:00:49,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2018-10-26 20:00:49,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 423 transitions. [2018-10-26 20:00:49,291 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 423 transitions. Word has length 70 [2018-10-26 20:00:49,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:00:49,292 INFO L481 AbstractCegarLoop]: Abstraction has 280 states and 423 transitions. [2018-10-26 20:00:49,292 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 20:00:49,292 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 423 transitions. [2018-10-26 20:00:49,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-26 20:00:49,297 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:00:49,297 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:00:49,297 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:00:49,298 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:00:49,298 INFO L82 PathProgramCache]: Analyzing trace with hash 398344597, now seen corresponding path program 1 times [2018-10-26 20:00:49,298 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 20:00:49,299 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:00:49,299 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:00:49,299 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:00:49,299 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 20:00:49,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:49,453 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-26 20:00:49,453 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:00:49,453 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:00:49,454 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 20:00:49,454 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:00:49,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:00:49,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:00:49,455 INFO L87 Difference]: Start difference. First operand 280 states and 423 transitions. Second operand 3 states. [2018-10-26 20:00:49,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:00:49,586 INFO L93 Difference]: Finished difference Result 567 states and 870 transitions. [2018-10-26 20:00:49,586 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:00:49,586 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 84 [2018-10-26 20:00:49,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:00:49,588 INFO L225 Difference]: With dead ends: 567 [2018-10-26 20:00:49,589 INFO L226 Difference]: Without dead ends: 421 [2018-10-26 20:00:49,589 INFO L605 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 [2018-10-26 20:00:49,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2018-10-26 20:00:49,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 421. [2018-10-26 20:00:49,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2018-10-26 20:00:49,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 639 transitions. [2018-10-26 20:00:49,625 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 639 transitions. Word has length 84 [2018-10-26 20:00:49,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:00:49,625 INFO L481 AbstractCegarLoop]: Abstraction has 421 states and 639 transitions. [2018-10-26 20:00:49,625 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:00:49,625 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 639 transitions. [2018-10-26 20:00:49,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-26 20:00:49,629 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:00:49,629 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:00:49,634 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:00:49,638 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:00:49,638 INFO L82 PathProgramCache]: Analyzing trace with hash 1051663157, now seen corresponding path program 1 times [2018-10-26 20:00:49,638 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 20:00:49,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:00:49,639 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:00:49,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:00:49,639 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 20:00:49,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:49,907 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-26 20:00:49,908 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:00:49,908 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:00:49,908 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 20:00:49,908 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:00:49,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:00:49,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:00:49,909 INFO L87 Difference]: Start difference. First operand 421 states and 639 transitions. Second operand 3 states. [2018-10-26 20:00:50,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:00:50,086 INFO L93 Difference]: Finished difference Result 852 states and 1306 transitions. [2018-10-26 20:00:50,087 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:00:50,087 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2018-10-26 20:00:50,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:00:50,089 INFO L225 Difference]: With dead ends: 852 [2018-10-26 20:00:50,089 INFO L226 Difference]: Without dead ends: 565 [2018-10-26 20:00:50,090 INFO L605 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 [2018-10-26 20:00:50,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 565 states. [2018-10-26 20:00:50,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 565 to 565. [2018-10-26 20:00:50,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 565 states. [2018-10-26 20:00:50,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 862 transitions. [2018-10-26 20:00:50,112 INFO L78 Accepts]: Start accepts. Automaton has 565 states and 862 transitions. Word has length 93 [2018-10-26 20:00:50,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:00:50,112 INFO L481 AbstractCegarLoop]: Abstraction has 565 states and 862 transitions. [2018-10-26 20:00:50,112 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:00:50,112 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 862 transitions. [2018-10-26 20:00:50,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-26 20:00:50,116 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:00:50,116 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:00:50,116 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:00:50,117 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:00:50,117 INFO L82 PathProgramCache]: Analyzing trace with hash 680982698, now seen corresponding path program 1 times [2018-10-26 20:00:50,117 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 20:00:50,119 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:00:50,119 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:00:50,119 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:00:50,119 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 20:00:50,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:00:50,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:00:50,502 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-10-26 20:00:50,524 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 20:00:50,526 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 20:00:50,527 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 20:00:50,528 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 20:00:50,528 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 20:00:50,528 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 20:00:50,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 08:00:50 BoogieIcfgContainer [2018-10-26 20:00:50,607 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 20:00:50,607 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 20:00:50,607 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 20:00:50,608 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 20:00:50,608 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:00:47" (3/4) ... [2018-10-26 20:00:50,611 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 20:00:50,613 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 20:00:50,613 INFO L168 Benchmark]: Toolchain (without parser) took 6415.67 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 222.8 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -139.0 MB). Peak memory consumption was 83.8 MB. Max. memory is 11.5 GB. [2018-10-26 20:00:50,615 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:00:50,616 INFO L168 Benchmark]: CACSL2BoogieTranslator took 804.84 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 790.7 MB in the end (delta: 161.1 MB). Peak memory consumption was 161.1 MB. Max. memory is 11.5 GB. [2018-10-26 20:00:50,616 INFO L168 Benchmark]: Boogie Procedure Inliner took 221.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 790.7 MB in the beginning and 1.1 GB in the end (delta: -353.2 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2018-10-26 20:00:50,617 INFO L168 Benchmark]: Boogie Preprocessor took 103.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:00:50,618 INFO L168 Benchmark]: RCFGBuilder took 2106.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 974.1 MB in the end (delta: 157.1 MB). Peak memory consumption was 157.1 MB. Max. memory is 11.5 GB. [2018-10-26 20:00:50,619 INFO L168 Benchmark]: TraceAbstraction took 3171.21 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 68.2 MB). Free memory was 974.1 MB in the beginning and 1.1 GB in the end (delta: -116.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:00:50,620 INFO L168 Benchmark]: Witness Printer took 5.27 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:00:50,622 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 804.84 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 790.7 MB in the end (delta: 161.1 MB). Peak memory consumption was 161.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 221.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 790.7 MB in the beginning and 1.1 GB in the end (delta: -353.2 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 103.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2106.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 974.1 MB in the end (delta: 157.1 MB). Peak memory consumption was 157.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3171.21 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 68.2 MB). Free memory was 974.1 MB in the beginning and 1.1 GB in the end (delta: -116.6 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 5.27 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1703]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseAnd at line 1121. Possible FailurePath: [L1042] static int init = 1; [L1043] CALL static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1065] SSL *s ; [L1066] int tmp ; [L1070] EXPR, FCALL malloc(sizeof(SSL)) [L1070] s = malloc(sizeof(SSL)) [L1071] EXPR, FCALL malloc(sizeof(struct ssl3_state_st)) [L1071] CALL s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1071] RET s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1072] EXPR, FCALL malloc(sizeof(SSL_CTX)) [L1072] CALL s->ctx = malloc(sizeof(SSL_CTX)) [L1072] RET s->ctx = malloc(sizeof(SSL_CTX)) [L1073] EXPR, FCALL malloc(sizeof(SSL_SESSION)) [L1073] CALL s->session = malloc(sizeof(SSL_SESSION)) [L1073] RET s->session = malloc(sizeof(SSL_SESSION)) [L1074] CALL s->state = 8464 [L1074] RET s->state = 8464 [L1075] CALL ssl3_accept(s) VAL [init=1, SSLv3_server_data={24584:0}] [L1081] BUF_MEM *buf ; [L1082] unsigned long l ; [L1083] unsigned long Time ; [L1084] unsigned long tmp ; [L1085] void (*cb)() ; [L1086] long num1 ; [L1087] int ret ; [L1088] int new_state ; [L1089] int state ; [L1090] int skip ; [L1091] int got_new_session ; [L1092] int tmp___1 = __VERIFIER_nondet_int() ; [L1093] int tmp___2 = __VERIFIER_nondet_int() ; [L1094] int tmp___3 = __VERIFIER_nondet_int() ; [L1095] int tmp___4 = __VERIFIER_nondet_int() ; [L1096] int tmp___5 = __VERIFIER_nondet_int() ; [L1097] int tmp___6 = __VERIFIER_nondet_int() ; [L1098] int tmp___7 ; [L1099] long tmp___8 = __VERIFIER_nondet_long() ; [L1100] int tmp___9 = __VERIFIER_nondet_int() ; [L1101] int tmp___10 = __VERIFIER_nondet_int() ; [L1102] int blastFlag ; [L1106] blastFlag = 0 [L1107] CALL s->hit=__VERIFIER_nondet_int () [L1107] RET s->hit=__VERIFIER_nondet_int () [L1108] CALL s->state = 8464 [L1108] RET s->state = 8464 [L1109] tmp = __VERIFIER_nondet_int() [L1110] Time = tmp [L1111] cb = (void (*)())((void *)0) [L1112] ret = -1 [L1113] skip = 0 [L1114] got_new_session = 0 [L1115] CALL, EXPR s->info_callback [L1115] RET, EXPR s->info_callback [L1115] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1116] CALL, EXPR s->info_callback [L1116] RET, EXPR s->info_callback [L1116] cb = s->info_callback [L1120] CALL, EXPR s->in_handshake [L1120] RET, EXPR s->in_handshake [L1120] CALL s->in_handshake += 1 [L1120] RET s->in_handshake += 1 [L1121] COND FALSE !(tmp___1 & 12288) VAL [init=1, SSLv3_server_data={24584:0}] [L1130] CALL, EXPR s->cert [L1130] RET, EXPR s->cert [L1130] COND FALSE !((unsigned long )s->cert == (unsigned long )((void *)0)) [L1136] COND TRUE 1 VAL [init=1, SSLv3_server_data={24584:0}] [L1138] CALL, EXPR s->state [L1138] RET, EXPR s->state [L1138] state = s->state [L1139] CALL, EXPR s->state [L1139] RET, EXPR s->state [L1139] COND FALSE !(s->state == 12292) [L1142] CALL, EXPR s->state [L1142] RET, EXPR s->state [L1142] COND FALSE !(s->state == 16384) [L1145] CALL, EXPR s->state [L1145] RET, EXPR s->state [L1145] COND FALSE !(s->state == 8192) [L1148] CALL, EXPR s->state [L1148] RET, EXPR s->state [L1148] COND FALSE !(s->state == 24576) [L1151] CALL, EXPR s->state [L1151] RET, EXPR s->state [L1151] COND FALSE !(s->state == 8195) [L1154] CALL, EXPR s->state [L1154] RET, EXPR s->state [L1154] COND FALSE !(s->state == 8480) [L1157] CALL, EXPR s->state [L1157] RET, EXPR s->state [L1157] COND FALSE !(s->state == 8481) [L1160] CALL, EXPR s->state [L1160] RET, EXPR s->state [L1160] COND FALSE !(s->state == 8482) [L1163] CALL, EXPR s->state [L1163] RET, EXPR s->state [L1163] COND TRUE s->state == 8464 [L1323] CALL s->shutdown = 0 [L1323] RET s->shutdown = 0 [L1324] ret = __VERIFIER_nondet_int() [L1325] COND TRUE blastFlag == 0 [L1326] blastFlag = 1 VAL [init=1, SSLv3_server_data={24584:0}] [L1330] COND FALSE !(ret <= 0) [L1335] got_new_session = 1 [L1336] CALL s->state = 8496 [L1336] RET s->state = 8496 [L1337] CALL s->init_num = 0 [L1337] RET s->init_num = 0 [L1662] CALL, EXPR s->s3 [L1662] RET, EXPR s->s3 [L1662] CALL, EXPR (s->s3)->tmp.reuse_message [L1662] RET, EXPR (s->s3)->tmp.reuse_message [L1662] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1691] skip = 0 VAL [init=1, SSLv3_server_data={24584:0}] [L1136] COND TRUE 1 VAL [init=1, SSLv3_server_data={24584:0}] [L1138] CALL, EXPR s->state [L1138] RET, EXPR s->state [L1138] state = s->state [L1139] CALL, EXPR s->state [L1139] RET, EXPR s->state [L1139] COND FALSE !(s->state == 12292) [L1142] CALL, EXPR s->state [L1142] RET, EXPR s->state [L1142] COND FALSE !(s->state == 16384) [L1145] CALL, EXPR s->state [L1145] RET, EXPR s->state [L1145] COND FALSE !(s->state == 8192) [L1148] CALL, EXPR s->state [L1148] RET, EXPR s->state [L1148] COND FALSE !(s->state == 24576) [L1151] CALL, EXPR s->state [L1151] RET, EXPR s->state [L1151] COND FALSE !(s->state == 8195) [L1154] CALL, EXPR s->state [L1154] RET, EXPR s->state [L1154] COND FALSE !(s->state == 8480) [L1157] CALL, EXPR s->state [L1157] RET, EXPR s->state [L1157] COND FALSE !(s->state == 8481) [L1160] CALL, EXPR s->state [L1160] RET, EXPR s->state [L1160] COND FALSE !(s->state == 8482) [L1163] CALL, EXPR s->state [L1163] RET, EXPR s->state [L1163] COND FALSE !(s->state == 8464) [L1166] CALL, EXPR s->state [L1166] RET, EXPR s->state [L1166] COND FALSE !(s->state == 8465) [L1169] CALL, EXPR s->state [L1169] RET, EXPR s->state [L1169] COND FALSE !(s->state == 8466) [L1172] CALL, EXPR s->state [L1172] RET, EXPR s->state [L1172] COND TRUE s->state == 8496 [L1341] ret = __VERIFIER_nondet_int() [L1342] COND TRUE blastFlag == 1 [L1343] blastFlag = 2 VAL [init=1, SSLv3_server_data={24584:0}] [L1347] COND FALSE !(ret <= 0) [L1352] CALL s->hit [L1352] RET s->hit [L1352] COND TRUE s->hit [L1353] CALL s->state = 8656 [L1353] RET s->state = 8656 [L1357] CALL s->init_num = 0 [L1357] RET s->init_num = 0 [L1662] CALL, EXPR s->s3 [L1662] RET, EXPR s->s3 [L1662] CALL, EXPR (s->s3)->tmp.reuse_message [L1662] RET, EXPR (s->s3)->tmp.reuse_message [L1662] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1691] skip = 0 VAL [init=1, SSLv3_server_data={24584:0}] [L1136] COND TRUE 1 VAL [init=1, SSLv3_server_data={24584:0}] [L1138] CALL, EXPR s->state [L1138] RET, EXPR s->state [L1138] state = s->state [L1139] CALL, EXPR s->state [L1139] RET, EXPR s->state [L1139] COND FALSE !(s->state == 12292) [L1142] CALL, EXPR s->state [L1142] RET, EXPR s->state [L1142] COND FALSE !(s->state == 16384) [L1145] CALL, EXPR s->state [L1145] RET, EXPR s->state [L1145] COND FALSE !(s->state == 8192) [L1148] CALL, EXPR s->state [L1148] RET, EXPR s->state [L1148] COND FALSE !(s->state == 24576) [L1151] CALL, EXPR s->state [L1151] RET, EXPR s->state [L1151] COND FALSE !(s->state == 8195) [L1154] CALL, EXPR s->state [L1154] RET, EXPR s->state [L1154] COND FALSE !(s->state == 8480) [L1157] CALL, EXPR s->state [L1157] RET, EXPR s->state [L1157] COND FALSE !(s->state == 8481) [L1160] CALL, EXPR s->state [L1160] RET, EXPR s->state [L1160] COND FALSE !(s->state == 8482) [L1163] CALL, EXPR s->state [L1163] RET, EXPR s->state [L1163] COND FALSE !(s->state == 8464) [L1166] CALL, EXPR s->state [L1166] RET, EXPR s->state [L1166] COND FALSE !(s->state == 8465) [L1169] CALL, EXPR s->state [L1169] RET, EXPR s->state [L1169] COND FALSE !(s->state == 8466) [L1172] CALL, EXPR s->state [L1172] RET, EXPR s->state [L1172] COND FALSE !(s->state == 8496) [L1175] CALL, EXPR s->state [L1175] RET, EXPR s->state [L1175] COND FALSE !(s->state == 8497) [L1178] CALL, EXPR s->state [L1178] RET, EXPR s->state [L1178] COND FALSE !(s->state == 8512) [L1181] CALL, EXPR s->state [L1181] RET, EXPR s->state [L1181] COND FALSE !(s->state == 8513) [L1184] CALL, EXPR s->state [L1184] RET, EXPR s->state [L1184] COND FALSE !(s->state == 8528) [L1187] CALL, EXPR s->state [L1187] RET, EXPR s->state [L1187] COND FALSE !(s->state == 8529) [L1190] CALL, EXPR s->state [L1190] RET, EXPR s->state [L1190] COND FALSE !(s->state == 8544) [L1193] CALL, EXPR s->state [L1193] RET, EXPR s->state [L1193] COND FALSE !(s->state == 8545) [L1196] CALL, EXPR s->state [L1196] RET, EXPR s->state [L1196] COND FALSE !(s->state == 8560) [L1199] CALL, EXPR s->state [L1199] RET, EXPR s->state [L1199] COND FALSE !(s->state == 8561) [L1202] CALL, EXPR s->state [L1202] RET, EXPR s->state [L1202] COND FALSE !(s->state == 8448) [L1205] CALL, EXPR s->state [L1205] RET, EXPR s->state [L1205] COND FALSE !(s->state == 8576) [L1208] CALL, EXPR s->state [L1208] RET, EXPR s->state [L1208] COND FALSE !(s->state == 8577) [L1211] CALL, EXPR s->state [L1211] RET, EXPR s->state [L1211] COND FALSE !(s->state == 8592) [L1214] CALL, EXPR s->state [L1214] RET, EXPR s->state [L1214] COND FALSE !(s->state == 8593) [L1217] CALL, EXPR s->state [L1217] RET, EXPR s->state [L1217] COND FALSE !(s->state == 8608) [L1220] CALL, EXPR s->state [L1220] RET, EXPR s->state [L1220] COND FALSE !(s->state == 8609) [L1223] CALL, EXPR s->state [L1223] RET, EXPR s->state [L1223] COND FALSE !(s->state == 8640) [L1226] CALL, EXPR s->state [L1226] RET, EXPR s->state [L1226] COND FALSE !(s->state == 8641) [L1229] CALL, EXPR s->state [L1229] RET, EXPR s->state [L1229] COND TRUE s->state == 8656 [L1555] CALL, EXPR s->session [L1555] RET, EXPR s->session [L1555] CALL, EXPR s->s3 [L1555] RET, EXPR s->s3 [L1555] CALL, EXPR (s->s3)->tmp.new_cipher [L1555] RET, EXPR (s->s3)->tmp.new_cipher [L1555] CALL (s->session)->cipher = (s->s3)->tmp.new_cipher [L1555] RET (s->session)->cipher = (s->s3)->tmp.new_cipher [L1556] COND FALSE !(! tmp___9) [L1562] ret = __VERIFIER_nondet_int() [L1563] COND TRUE blastFlag == 2 [L1564] blastFlag = 3 VAL [init=1, SSLv3_server_data={24584:0}] [L1568] COND FALSE !(ret <= 0) [L1573] CALL s->state = 8672 [L1573] RET s->state = 8672 [L1574] CALL s->init_num = 0 [L1574] RET s->init_num = 0 [L1575] COND FALSE !(! tmp___10) VAL [init=1, SSLv3_server_data={24584:0}] [L1662] CALL, EXPR s->s3 [L1662] RET, EXPR s->s3 [L1662] CALL, EXPR (s->s3)->tmp.reuse_message [L1662] RET, EXPR (s->s3)->tmp.reuse_message [L1662] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1691] skip = 0 VAL [init=1, SSLv3_server_data={24584:0}] [L1136] COND TRUE 1 VAL [init=1, SSLv3_server_data={24584:0}] [L1138] CALL, EXPR s->state [L1138] RET, EXPR s->state [L1138] state = s->state [L1139] CALL, EXPR s->state [L1139] RET, EXPR s->state [L1139] COND FALSE !(s->state == 12292) [L1142] CALL, EXPR s->state [L1142] RET, EXPR s->state [L1142] COND FALSE !(s->state == 16384) [L1145] CALL, EXPR s->state [L1145] RET, EXPR s->state [L1145] COND FALSE !(s->state == 8192) [L1148] CALL, EXPR s->state [L1148] RET, EXPR s->state [L1148] COND FALSE !(s->state == 24576) [L1151] CALL, EXPR s->state [L1151] RET, EXPR s->state [L1151] COND FALSE !(s->state == 8195) [L1154] CALL, EXPR s->state [L1154] RET, EXPR s->state [L1154] COND FALSE !(s->state == 8480) [L1157] CALL, EXPR s->state [L1157] RET, EXPR s->state [L1157] COND FALSE !(s->state == 8481) [L1160] CALL, EXPR s->state [L1160] RET, EXPR s->state [L1160] COND FALSE !(s->state == 8482) [L1163] CALL, EXPR s->state [L1163] RET, EXPR s->state [L1163] COND FALSE !(s->state == 8464) [L1166] CALL, EXPR s->state [L1166] RET, EXPR s->state [L1166] COND FALSE !(s->state == 8465) [L1169] CALL, EXPR s->state [L1169] RET, EXPR s->state [L1169] COND FALSE !(s->state == 8466) [L1172] CALL, EXPR s->state [L1172] RET, EXPR s->state [L1172] COND FALSE !(s->state == 8496) [L1175] CALL, EXPR s->state [L1175] RET, EXPR s->state [L1175] COND FALSE !(s->state == 8497) [L1178] CALL, EXPR s->state [L1178] RET, EXPR s->state [L1178] COND FALSE !(s->state == 8512) [L1181] CALL, EXPR s->state [L1181] RET, EXPR s->state [L1181] COND FALSE !(s->state == 8513) [L1184] CALL, EXPR s->state [L1184] RET, EXPR s->state [L1184] COND FALSE !(s->state == 8528) [L1187] CALL, EXPR s->state [L1187] RET, EXPR s->state [L1187] COND FALSE !(s->state == 8529) [L1190] CALL, EXPR s->state [L1190] RET, EXPR s->state [L1190] COND FALSE !(s->state == 8544) [L1193] CALL, EXPR s->state [L1193] RET, EXPR s->state [L1193] COND FALSE !(s->state == 8545) [L1196] CALL, EXPR s->state [L1196] RET, EXPR s->state [L1196] COND FALSE !(s->state == 8560) [L1199] CALL, EXPR s->state [L1199] RET, EXPR s->state [L1199] COND FALSE !(s->state == 8561) [L1202] CALL, EXPR s->state [L1202] RET, EXPR s->state [L1202] COND FALSE !(s->state == 8448) [L1205] CALL, EXPR s->state [L1205] RET, EXPR s->state [L1205] COND FALSE !(s->state == 8576) [L1208] CALL, EXPR s->state [L1208] RET, EXPR s->state [L1208] COND FALSE !(s->state == 8577) [L1211] CALL, EXPR s->state [L1211] RET, EXPR s->state [L1211] COND FALSE !(s->state == 8592) [L1214] CALL, EXPR s->state [L1214] RET, EXPR s->state [L1214] COND FALSE !(s->state == 8593) [L1217] CALL, EXPR s->state [L1217] RET, EXPR s->state [L1217] COND FALSE !(s->state == 8608) [L1220] CALL, EXPR s->state [L1220] RET, EXPR s->state [L1220] COND FALSE !(s->state == 8609) [L1223] CALL, EXPR s->state [L1223] RET, EXPR s->state [L1223] COND FALSE !(s->state == 8640) [L1226] CALL, EXPR s->state [L1226] RET, EXPR s->state [L1226] COND FALSE !(s->state == 8641) [L1229] CALL, EXPR s->state [L1229] RET, EXPR s->state [L1229] COND FALSE !(s->state == 8656) [L1232] CALL, EXPR s->state [L1232] RET, EXPR s->state [L1232] COND FALSE !(s->state == 8657) [L1235] CALL, EXPR s->state [L1235] RET, EXPR s->state [L1235] COND TRUE s->state == 8672 [L1584] ret = __VERIFIER_nondet_int() [L1585] COND TRUE blastFlag == 3 VAL [init=1, SSLv3_server_data={24584:0}] [L1703] __VERIFIER_error() VAL [init=1, SSLv3_server_data={24584:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 155 locations, 1 error locations. UNSAFE Result, 3.1s OverallTime, 5 OverallIterations, 4 TraceHistogramMax, 1.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1047 SDtfs, 498 SDslu, 844 SDs, 0 SdLazy, 315 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=565occurred in iteration=4, 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: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 21 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 434 NumberOfCodeBlocks, 434 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 295 ConstructedInterpolants, 0 QuantifiedInterpolants, 55119 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 87/87 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 20:00:52,472 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:00:52,473 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:00:52,481 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:00:52,482 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:00:52,482 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:00:52,483 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:00:52,485 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:00:52,486 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:00:52,487 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:00:52,488 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:00:52,488 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:00:52,489 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:00:52,490 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:00:52,491 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:00:52,491 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:00:52,492 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:00:52,493 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:00:52,495 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:00:52,496 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:00:52,497 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:00:52,498 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:00:52,500 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:00:52,500 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:00:52,500 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:00:52,501 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:00:52,502 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:00:52,503 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:00:52,503 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:00:52,504 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:00:52,504 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:00:52,505 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:00:52,505 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:00:52,505 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:00:52,507 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:00:52,507 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:00:52,507 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-26 20:00:52,518 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:00:52,519 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:00:52,519 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:00:52,519 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 20:00:52,519 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 20:00:52,520 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 20:00:52,520 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 20:00:52,520 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 20:00:52,520 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:00:52,520 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:00:52,521 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:00:52,521 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:00:52,521 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:00:52,521 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:00:52,522 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:00:52,522 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 20:00:52,523 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 20:00:52,523 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:00:52,523 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:00:52,523 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:00:52,523 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:00:52,523 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 20:00:52,523 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:00:52,524 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 20:00:52,524 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 20:00:52,524 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:00:52,524 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:00:52,524 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:00:52,524 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 20:00:52,524 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:00:52,525 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 20:00:52,525 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 20:00:52,525 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_1411ebe4-08a1-467f-9cd9-b49feafab46b/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 -> 734374bd08e5d81d02921a162508af5871b3609e [2018-10-26 20:00:52,565 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:00:52,578 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:00:52,582 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:00:52,583 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:00:52,584 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:00:52,584 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/bin-2019/utaipan/../../sv-benchmarks/c/ssh/s3_srvr.blast.03_false-unreach-call.i.cil.c [2018-10-26 20:00:52,629 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/bin-2019/utaipan/data/1172978ad/6b39aba68795458d866bbd9a5dcd515e/FLAGedc72142a [2018-10-26 20:00:53,138 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:00:53,139 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/sv-benchmarks/c/ssh/s3_srvr.blast.03_false-unreach-call.i.cil.c [2018-10-26 20:00:53,154 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/bin-2019/utaipan/data/1172978ad/6b39aba68795458d866bbd9a5dcd515e/FLAGedc72142a [2018-10-26 20:00:53,164 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/bin-2019/utaipan/data/1172978ad/6b39aba68795458d866bbd9a5dcd515e [2018-10-26 20:00:53,167 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:00:53,168 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:00:53,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:00:53,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:00:53,172 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:00:53,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:00:53" (1/1) ... [2018-10-26 20:00:53,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d694fb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:53, skipping insertion in model container [2018-10-26 20:00:53,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:00:53" (1/1) ... [2018-10-26 20:00:53,184 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:00:53,251 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:00:53,927 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:00:53,943 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:00:54,242 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:00:54,261 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:00:54,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:54 WrapperNode [2018-10-26 20:00:54,261 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:00:54,262 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:00:54,262 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:00:54,262 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:00:54,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:54" (1/1) ... [2018-10-26 20:00:54,297 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:54" (1/1) ... [2018-10-26 20:00:54,445 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:00:54,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:00:54,445 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:00:54,446 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:00:54,454 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:54" (1/1) ... [2018-10-26 20:00:54,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:54" (1/1) ... [2018-10-26 20:00:54,468 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:54" (1/1) ... [2018-10-26 20:00:54,468 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:54" (1/1) ... [2018-10-26 20:00:54,504 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:54" (1/1) ... [2018-10-26 20:00:54,521 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:54" (1/1) ... [2018-10-26 20:00:54,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:54" (1/1) ... [2018-10-26 20:00:54,532 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:00:54,533 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:00:54,533 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:00:54,533 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:00:54,534 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/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 [2018-10-26 20:00:54,590 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 20:00:54,590 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 20:00:54,590 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2018-10-26 20:00:54,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2018-10-26 20:00:54,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 20:00:54,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 20:00:54,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:00:54,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:00:57,224 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-26 20:00:57,225 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-26 20:00:59,352 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:00:59,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:00:59 BoogieIcfgContainer [2018-10-26 20:00:59,353 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:00:59,354 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 20:00:59,354 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 20:00:59,356 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 20:00:59,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 08:00:53" (1/3) ... [2018-10-26 20:00:59,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d73fbfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 08:00:59, skipping insertion in model container [2018-10-26 20:00:59,360 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:00:54" (2/3) ... [2018-10-26 20:00:59,361 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d73fbfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 08:00:59, skipping insertion in model container [2018-10-26 20:00:59,361 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:00:59" (3/3) ... [2018-10-26 20:00:59,362 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.03_false-unreach-call.i.cil.c [2018-10-26 20:00:59,371 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 20:00:59,379 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 20:00:59,391 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 20:00:59,425 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 20:00:59,425 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 20:00:59,426 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 20:00:59,426 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 20:00:59,426 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 20:00:59,426 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 20:00:59,426 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 20:00:59,426 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 20:00:59,427 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 20:00:59,450 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states. [2018-10-26 20:00:59,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-26 20:00:59,461 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:00:59,462 INFO L375 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, 1, 1, 1, 1] [2018-10-26 20:00:59,465 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:00:59,472 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:00:59,473 INFO L82 PathProgramCache]: Analyzing trace with hash 1521130610, now seen corresponding path program 1 times [2018-10-26 20:00:59,478 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:00:59,478 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/bin-2019/utaipan/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:00:59,507 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:00:59,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:59,692 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:00:59,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:00:59,782 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 20:00:59,787 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:00:59,788 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:00:59,791 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:00:59,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:00:59,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:00:59,805 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 3 states. [2018-10-26 20:01:00,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:01:00,070 INFO L93 Difference]: Finished difference Result 423 states and 709 transitions. [2018-10-26 20:01:00,070 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:01:00,071 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-10-26 20:01:00,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:01:00,082 INFO L225 Difference]: With dead ends: 423 [2018-10-26 20:01:00,082 INFO L226 Difference]: Without dead ends: 257 [2018-10-26 20:01:00,086 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:01:00,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2018-10-26 20:01:00,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 257. [2018-10-26 20:01:00,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2018-10-26 20:01:00,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 384 transitions. [2018-10-26 20:01:00,155 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 384 transitions. Word has length 52 [2018-10-26 20:01:00,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:01:00,156 INFO L481 AbstractCegarLoop]: Abstraction has 257 states and 384 transitions. [2018-10-26 20:01:00,156 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:01:00,156 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 384 transitions. [2018-10-26 20:01:00,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-26 20:01:00,161 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:01:00,161 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:01:00,161 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:01:00,162 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:01:00,162 INFO L82 PathProgramCache]: Analyzing trace with hash -551306648, now seen corresponding path program 1 times [2018-10-26 20:01:00,163 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:01:00,163 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/bin-2019/utaipan/cvc4nyu Starting monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:01:00,177 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:01:00,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:01:00,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:01:00,433 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:01:00,434 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 20:01:00,437 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:01:00,437 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:01:00,439 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:01:00,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:01:00,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:01:00,441 INFO L87 Difference]: Start difference. First operand 257 states and 384 transitions. Second operand 3 states. [2018-10-26 20:01:00,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:01:00,745 INFO L93 Difference]: Finished difference Result 498 states and 753 transitions. [2018-10-26 20:01:00,747 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:01:00,747 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 70 [2018-10-26 20:01:00,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:01:00,749 INFO L225 Difference]: With dead ends: 498 [2018-10-26 20:01:00,750 INFO L226 Difference]: Without dead ends: 375 [2018-10-26 20:01:00,751 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:01:00,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2018-10-26 20:01:00,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 375. [2018-10-26 20:01:00,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 375 states. [2018-10-26 20:01:00,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 561 transitions. [2018-10-26 20:01:00,790 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 561 transitions. Word has length 70 [2018-10-26 20:01:00,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:01:00,790 INFO L481 AbstractCegarLoop]: Abstraction has 375 states and 561 transitions. [2018-10-26 20:01:00,790 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:01:00,791 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 561 transitions. [2018-10-26 20:01:00,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-26 20:01:00,798 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:01:00,798 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:01:00,798 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:01:00,799 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:01:00,799 INFO L82 PathProgramCache]: Analyzing trace with hash 1051663157, now seen corresponding path program 1 times [2018-10-26 20:01:00,800 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:01:00,800 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/bin-2019/utaipan/cvc4nyu Starting monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:01:00,822 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:01:01,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:01:01,064 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:01:01,130 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-26 20:01:01,132 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 20:01:01,134 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:01:01,135 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:01:01,135 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:01:01,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:01:01,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:01:01,137 INFO L87 Difference]: Start difference. First operand 375 states and 561 transitions. Second operand 3 states. [2018-10-26 20:01:01,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:01:01,227 INFO L93 Difference]: Finished difference Result 735 states and 1109 transitions. [2018-10-26 20:01:01,228 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:01:01,228 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2018-10-26 20:01:01,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:01:01,230 INFO L225 Difference]: With dead ends: 735 [2018-10-26 20:01:01,230 INFO L226 Difference]: Without dead ends: 494 [2018-10-26 20:01:01,232 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:01:01,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2018-10-26 20:01:01,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 494. [2018-10-26 20:01:01,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 494 states. [2018-10-26 20:01:01,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 494 states and 740 transitions. [2018-10-26 20:01:01,253 INFO L78 Accepts]: Start accepts. Automaton has 494 states and 740 transitions. Word has length 93 [2018-10-26 20:01:01,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:01:01,254 INFO L481 AbstractCegarLoop]: Abstraction has 494 states and 740 transitions. [2018-10-26 20:01:01,254 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:01:01,254 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 740 transitions. [2018-10-26 20:01:01,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-26 20:01:01,257 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:01:01,257 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:01:01,258 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:01:01,258 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:01:01,258 INFO L82 PathProgramCache]: Analyzing trace with hash 680982698, now seen corresponding path program 1 times [2018-10-26 20:01:01,259 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:01:01,259 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/bin-2019/utaipan/cvc4nyu Starting monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:01:01,284 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:01:03,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:01:06,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:01:07,062 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-10-26 20:01:07,083 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 20:01:07,084 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 20:01:07,084 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 20:01:07,084 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 20:01:07,085 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 20:01:07,085 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 20:01:07,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 08:01:07 BoogieIcfgContainer [2018-10-26 20:01:07,142 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 20:01:07,142 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 20:01:07,142 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 20:01:07,143 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 20:01:07,143 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:00:59" (3/4) ... [2018-10-26 20:01:07,145 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-10-26 20:01:07,150 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 20:01:07,150 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 20:01:07,150 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 20:01:07,150 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 20:01:07,151 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 20:01:07,151 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 20:01:07,257 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1411ebe4-08a1-467f-9cd9-b49feafab46b/bin-2019/utaipan/witness.graphml [2018-10-26 20:01:07,257 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 20:01:07,258 INFO L168 Benchmark]: Toolchain (without parser) took 14089.94 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 227.5 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -115.7 MB). Peak memory consumption was 111.9 MB. Max. memory is 11.5 GB. [2018-10-26 20:01:07,259 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:01:07,259 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1091.96 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 786.8 MB in the end (delta: 161.1 MB). Peak memory consumption was 161.1 MB. Max. memory is 11.5 GB. [2018-10-26 20:01:07,259 INFO L168 Benchmark]: Boogie Procedure Inliner took 182.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 781.4 MB in the beginning and 1.1 GB in the end (delta: -368.4 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. [2018-10-26 20:01:07,259 INFO L168 Benchmark]: Boogie Preprocessor took 87.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 11.5 GB. [2018-10-26 20:01:07,260 INFO L168 Benchmark]: RCFGBuilder took 4820.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 974.3 MB in the end (delta: 169.7 MB). Peak memory consumption was 169.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:01:07,260 INFO L168 Benchmark]: TraceAbstraction took 7788.44 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 64.5 MB). Free memory was 968.5 MB in the beginning and 1.1 GB in the end (delta: -109.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:01:07,260 INFO L168 Benchmark]: Witness Printer took 114.66 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. [2018-10-26 20:01:07,263 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1091.96 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 786.8 MB in the end (delta: 161.1 MB). Peak memory consumption was 161.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 182.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 781.4 MB in the beginning and 1.1 GB in the end (delta: -368.4 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 87.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4820.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 974.3 MB in the end (delta: 169.7 MB). Peak memory consumption was 169.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7788.44 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 64.5 MB). Free memory was 968.5 MB in the beginning and 1.1 GB in the end (delta: -109.0 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 114.66 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1703]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L1042] static int init = 1; [L1043] CALL static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1043] RET static SSL_METHOD SSLv3_server_data ; [L1065] SSL *s ; [L1066] int tmp ; [L1070] EXPR, FCALL malloc(sizeof(SSL)) [L1070] s = malloc(sizeof(SSL)) [L1071] EXPR, FCALL malloc(sizeof(struct ssl3_state_st)) [L1071] CALL s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1071] RET s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1072] EXPR, FCALL malloc(sizeof(SSL_CTX)) [L1072] CALL s->ctx = malloc(sizeof(SSL_CTX)) [L1072] RET s->ctx = malloc(sizeof(SSL_CTX)) [L1073] EXPR, FCALL malloc(sizeof(SSL_SESSION)) [L1073] CALL s->session = malloc(sizeof(SSL_SESSION)) [L1073] RET s->session = malloc(sizeof(SSL_SESSION)) [L1074] CALL s->state = 8464 [L1074] RET s->state = 8464 [L1075] CALL ssl3_accept(s) VAL [init=1, SSLv3_server_data={-13951970:0}] [L1081] BUF_MEM *buf ; [L1082] unsigned long l ; [L1083] unsigned long Time ; [L1084] unsigned long tmp ; [L1085] void (*cb)() ; [L1086] long num1 ; [L1087] int ret ; [L1088] int new_state ; [L1089] int state ; [L1090] int skip ; [L1091] int got_new_session ; [L1092] int tmp___1 = __VERIFIER_nondet_int() ; [L1093] int tmp___2 = __VERIFIER_nondet_int() ; [L1094] int tmp___3 = __VERIFIER_nondet_int() ; [L1095] int tmp___4 = __VERIFIER_nondet_int() ; [L1096] int tmp___5 = __VERIFIER_nondet_int() ; [L1097] int tmp___6 = __VERIFIER_nondet_int() ; [L1098] int tmp___7 ; [L1099] long tmp___8 = __VERIFIER_nondet_long() ; [L1100] int tmp___9 = __VERIFIER_nondet_int() ; [L1101] int tmp___10 = __VERIFIER_nondet_int() ; [L1102] int blastFlag ; [L1106] blastFlag = 0 [L1107] CALL s->hit=__VERIFIER_nondet_int () [L1107] RET s->hit=__VERIFIER_nondet_int () [L1108] CALL s->state = 8464 [L1108] RET s->state = 8464 [L1109] tmp = __VERIFIER_nondet_int() [L1110] Time = tmp [L1111] cb = (void (*)())((void *)0) [L1112] ret = -1 [L1113] skip = 0 [L1114] got_new_session = 0 [L1115] CALL, EXPR s->info_callback [L1115] RET, EXPR s->info_callback [L1115] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1116] CALL, EXPR s->info_callback [L1116] RET, EXPR s->info_callback [L1116] cb = s->info_callback [L1120] CALL, EXPR s->in_handshake [L1120] RET, EXPR s->in_handshake [L1120] CALL s->in_handshake += 1 [L1120] RET s->in_handshake += 1 [L1121] COND FALSE !(tmp___1 & 12288) VAL [init=1, SSLv3_server_data={-13951970:0}] [L1130] CALL, EXPR s->cert [L1130] RET, EXPR s->cert [L1130] COND FALSE !((unsigned long )s->cert == (unsigned long )((void *)0)) [L1136] COND TRUE 1 VAL [init=1, SSLv3_server_data={-13951970:0}] [L1138] CALL, EXPR s->state [L1138] RET, EXPR s->state [L1138] state = s->state [L1139] CALL, EXPR s->state [L1139] RET, EXPR s->state [L1139] COND FALSE !(s->state == 12292) [L1142] CALL, EXPR s->state [L1142] RET, EXPR s->state [L1142] COND FALSE !(s->state == 16384) [L1145] CALL, EXPR s->state [L1145] RET, EXPR s->state [L1145] COND FALSE !(s->state == 8192) [L1148] CALL, EXPR s->state [L1148] RET, EXPR s->state [L1148] COND FALSE !(s->state == 24576) [L1151] CALL, EXPR s->state [L1151] RET, EXPR s->state [L1151] COND FALSE !(s->state == 8195) [L1154] CALL, EXPR s->state [L1154] RET, EXPR s->state [L1154] COND FALSE !(s->state == 8480) [L1157] CALL, EXPR s->state [L1157] RET, EXPR s->state [L1157] COND FALSE !(s->state == 8481) [L1160] CALL, EXPR s->state [L1160] RET, EXPR s->state [L1160] COND FALSE !(s->state == 8482) [L1163] CALL, EXPR s->state [L1163] RET, EXPR s->state [L1163] COND TRUE s->state == 8464 [L1323] CALL s->shutdown = 0 [L1323] RET s->shutdown = 0 [L1324] ret = __VERIFIER_nondet_int() [L1325] COND TRUE blastFlag == 0 [L1326] blastFlag = 1 VAL [init=1, SSLv3_server_data={-13951970:0}] [L1330] COND FALSE !(ret <= 0) [L1335] got_new_session = 1 [L1336] CALL s->state = 8496 [L1336] RET s->state = 8496 [L1337] CALL s->init_num = 0 [L1337] RET s->init_num = 0 [L1662] CALL, EXPR s->s3 [L1662] RET, EXPR s->s3 [L1662] CALL, EXPR (s->s3)->tmp.reuse_message [L1662] RET, EXPR (s->s3)->tmp.reuse_message [L1662] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1691] skip = 0 VAL [init=1, SSLv3_server_data={-13951970:0}] [L1136] COND TRUE 1 VAL [init=1, SSLv3_server_data={-13951970:0}] [L1138] CALL, EXPR s->state [L1138] RET, EXPR s->state [L1138] state = s->state [L1139] CALL, EXPR s->state [L1139] RET, EXPR s->state [L1139] COND FALSE !(s->state == 12292) [L1142] CALL, EXPR s->state [L1142] RET, EXPR s->state [L1142] COND FALSE !(s->state == 16384) [L1145] CALL, EXPR s->state [L1145] RET, EXPR s->state [L1145] COND FALSE !(s->state == 8192) [L1148] CALL, EXPR s->state [L1148] RET, EXPR s->state [L1148] COND FALSE !(s->state == 24576) [L1151] CALL, EXPR s->state [L1151] RET, EXPR s->state [L1151] COND FALSE !(s->state == 8195) [L1154] CALL, EXPR s->state [L1154] RET, EXPR s->state [L1154] COND FALSE !(s->state == 8480) [L1157] CALL, EXPR s->state [L1157] RET, EXPR s->state [L1157] COND FALSE !(s->state == 8481) [L1160] CALL, EXPR s->state [L1160] RET, EXPR s->state [L1160] COND FALSE !(s->state == 8482) [L1163] CALL, EXPR s->state [L1163] RET, EXPR s->state [L1163] COND FALSE !(s->state == 8464) [L1166] CALL, EXPR s->state [L1166] RET, EXPR s->state [L1166] COND FALSE !(s->state == 8465) [L1169] CALL, EXPR s->state [L1169] RET, EXPR s->state [L1169] COND FALSE !(s->state == 8466) [L1172] CALL, EXPR s->state [L1172] RET, EXPR s->state [L1172] COND TRUE s->state == 8496 [L1341] ret = __VERIFIER_nondet_int() [L1342] COND TRUE blastFlag == 1 [L1343] blastFlag = 2 VAL [init=1, SSLv3_server_data={-13951970:0}] [L1347] COND FALSE !(ret <= 0) [L1352] CALL s->hit [L1352] RET s->hit [L1352] COND TRUE s->hit [L1353] CALL s->state = 8656 [L1353] RET s->state = 8656 [L1357] CALL s->init_num = 0 [L1357] RET s->init_num = 0 [L1662] CALL, EXPR s->s3 [L1662] RET, EXPR s->s3 [L1662] CALL, EXPR (s->s3)->tmp.reuse_message [L1662] RET, EXPR (s->s3)->tmp.reuse_message [L1662] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1691] skip = 0 VAL [init=1, SSLv3_server_data={-13951970:0}] [L1136] COND TRUE 1 VAL [init=1, SSLv3_server_data={-13951970:0}] [L1138] CALL, EXPR s->state [L1138] RET, EXPR s->state [L1138] state = s->state [L1139] CALL, EXPR s->state [L1139] RET, EXPR s->state [L1139] COND FALSE !(s->state == 12292) [L1142] CALL, EXPR s->state [L1142] RET, EXPR s->state [L1142] COND FALSE !(s->state == 16384) [L1145] CALL, EXPR s->state [L1145] RET, EXPR s->state [L1145] COND FALSE !(s->state == 8192) [L1148] CALL, EXPR s->state [L1148] RET, EXPR s->state [L1148] COND FALSE !(s->state == 24576) [L1151] CALL, EXPR s->state [L1151] RET, EXPR s->state [L1151] COND FALSE !(s->state == 8195) [L1154] CALL, EXPR s->state [L1154] RET, EXPR s->state [L1154] COND FALSE !(s->state == 8480) [L1157] CALL, EXPR s->state [L1157] RET, EXPR s->state [L1157] COND FALSE !(s->state == 8481) [L1160] CALL, EXPR s->state [L1160] RET, EXPR s->state [L1160] COND FALSE !(s->state == 8482) [L1163] CALL, EXPR s->state [L1163] RET, EXPR s->state [L1163] COND FALSE !(s->state == 8464) [L1166] CALL, EXPR s->state [L1166] RET, EXPR s->state [L1166] COND FALSE !(s->state == 8465) [L1169] CALL, EXPR s->state [L1169] RET, EXPR s->state [L1169] COND FALSE !(s->state == 8466) [L1172] CALL, EXPR s->state [L1172] RET, EXPR s->state [L1172] COND FALSE !(s->state == 8496) [L1175] CALL, EXPR s->state [L1175] RET, EXPR s->state [L1175] COND FALSE !(s->state == 8497) [L1178] CALL, EXPR s->state [L1178] RET, EXPR s->state [L1178] COND FALSE !(s->state == 8512) [L1181] CALL, EXPR s->state [L1181] RET, EXPR s->state [L1181] COND FALSE !(s->state == 8513) [L1184] CALL, EXPR s->state [L1184] RET, EXPR s->state [L1184] COND FALSE !(s->state == 8528) [L1187] CALL, EXPR s->state [L1187] RET, EXPR s->state [L1187] COND FALSE !(s->state == 8529) [L1190] CALL, EXPR s->state [L1190] RET, EXPR s->state [L1190] COND FALSE !(s->state == 8544) [L1193] CALL, EXPR s->state [L1193] RET, EXPR s->state [L1193] COND FALSE !(s->state == 8545) [L1196] CALL, EXPR s->state [L1196] RET, EXPR s->state [L1196] COND FALSE !(s->state == 8560) [L1199] CALL, EXPR s->state [L1199] RET, EXPR s->state [L1199] COND FALSE !(s->state == 8561) [L1202] CALL, EXPR s->state [L1202] RET, EXPR s->state [L1202] COND FALSE !(s->state == 8448) [L1205] CALL, EXPR s->state [L1205] RET, EXPR s->state [L1205] COND FALSE !(s->state == 8576) [L1208] CALL, EXPR s->state [L1208] RET, EXPR s->state [L1208] COND FALSE !(s->state == 8577) [L1211] CALL, EXPR s->state [L1211] RET, EXPR s->state [L1211] COND FALSE !(s->state == 8592) [L1214] CALL, EXPR s->state [L1214] RET, EXPR s->state [L1214] COND FALSE !(s->state == 8593) [L1217] CALL, EXPR s->state [L1217] RET, EXPR s->state [L1217] COND FALSE !(s->state == 8608) [L1220] CALL, EXPR s->state [L1220] RET, EXPR s->state [L1220] COND FALSE !(s->state == 8609) [L1223] CALL, EXPR s->state [L1223] RET, EXPR s->state [L1223] COND FALSE !(s->state == 8640) [L1226] CALL, EXPR s->state [L1226] RET, EXPR s->state [L1226] COND FALSE !(s->state == 8641) [L1229] CALL, EXPR s->state [L1229] RET, EXPR s->state [L1229] COND TRUE s->state == 8656 [L1555] CALL, EXPR s->session [L1555] RET, EXPR s->session [L1555] CALL, EXPR s->s3 [L1555] RET, EXPR s->s3 [L1555] CALL, EXPR (s->s3)->tmp.new_cipher [L1555] RET, EXPR (s->s3)->tmp.new_cipher [L1555] CALL (s->session)->cipher = (s->s3)->tmp.new_cipher [L1555] RET (s->session)->cipher = (s->s3)->tmp.new_cipher [L1556] COND FALSE !(! tmp___9) [L1562] ret = __VERIFIER_nondet_int() [L1563] COND TRUE blastFlag == 2 [L1564] blastFlag = 3 VAL [init=1, SSLv3_server_data={-13951970:0}] [L1568] COND FALSE !(ret <= 0) [L1573] CALL s->state = 8672 [L1573] RET s->state = 8672 [L1574] CALL s->init_num = 0 [L1574] RET s->init_num = 0 [L1575] COND FALSE !(! tmp___10) VAL [init=1, SSLv3_server_data={-13951970:0}] [L1662] CALL, EXPR s->s3 [L1662] RET, EXPR s->s3 [L1662] CALL, EXPR (s->s3)->tmp.reuse_message [L1662] RET, EXPR (s->s3)->tmp.reuse_message [L1662] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1691] skip = 0 VAL [init=1, SSLv3_server_data={-13951970:0}] [L1136] COND TRUE 1 VAL [init=1, SSLv3_server_data={-13951970:0}] [L1138] CALL, EXPR s->state [L1138] RET, EXPR s->state [L1138] state = s->state [L1139] CALL, EXPR s->state [L1139] RET, EXPR s->state [L1139] COND FALSE !(s->state == 12292) [L1142] CALL, EXPR s->state [L1142] RET, EXPR s->state [L1142] COND FALSE !(s->state == 16384) [L1145] CALL, EXPR s->state [L1145] RET, EXPR s->state [L1145] COND FALSE !(s->state == 8192) [L1148] CALL, EXPR s->state [L1148] RET, EXPR s->state [L1148] COND FALSE !(s->state == 24576) [L1151] CALL, EXPR s->state [L1151] RET, EXPR s->state [L1151] COND FALSE !(s->state == 8195) [L1154] CALL, EXPR s->state [L1154] RET, EXPR s->state [L1154] COND FALSE !(s->state == 8480) [L1157] CALL, EXPR s->state [L1157] RET, EXPR s->state [L1157] COND FALSE !(s->state == 8481) [L1160] CALL, EXPR s->state [L1160] RET, EXPR s->state [L1160] COND FALSE !(s->state == 8482) [L1163] CALL, EXPR s->state [L1163] RET, EXPR s->state [L1163] COND FALSE !(s->state == 8464) [L1166] CALL, EXPR s->state [L1166] RET, EXPR s->state [L1166] COND FALSE !(s->state == 8465) [L1169] CALL, EXPR s->state [L1169] RET, EXPR s->state [L1169] COND FALSE !(s->state == 8466) [L1172] CALL, EXPR s->state [L1172] RET, EXPR s->state [L1172] COND FALSE !(s->state == 8496) [L1175] CALL, EXPR s->state [L1175] RET, EXPR s->state [L1175] COND FALSE !(s->state == 8497) [L1178] CALL, EXPR s->state [L1178] RET, EXPR s->state [L1178] COND FALSE !(s->state == 8512) [L1181] CALL, EXPR s->state [L1181] RET, EXPR s->state [L1181] COND FALSE !(s->state == 8513) [L1184] CALL, EXPR s->state [L1184] RET, EXPR s->state [L1184] COND FALSE !(s->state == 8528) [L1187] CALL, EXPR s->state [L1187] RET, EXPR s->state [L1187] COND FALSE !(s->state == 8529) [L1190] CALL, EXPR s->state [L1190] RET, EXPR s->state [L1190] COND FALSE !(s->state == 8544) [L1193] CALL, EXPR s->state [L1193] RET, EXPR s->state [L1193] COND FALSE !(s->state == 8545) [L1196] CALL, EXPR s->state [L1196] RET, EXPR s->state [L1196] COND FALSE !(s->state == 8560) [L1199] CALL, EXPR s->state [L1199] RET, EXPR s->state [L1199] COND FALSE !(s->state == 8561) [L1202] CALL, EXPR s->state [L1202] RET, EXPR s->state [L1202] COND FALSE !(s->state == 8448) [L1205] CALL, EXPR s->state [L1205] RET, EXPR s->state [L1205] COND FALSE !(s->state == 8576) [L1208] CALL, EXPR s->state [L1208] RET, EXPR s->state [L1208] COND FALSE !(s->state == 8577) [L1211] CALL, EXPR s->state [L1211] RET, EXPR s->state [L1211] COND FALSE !(s->state == 8592) [L1214] CALL, EXPR s->state [L1214] RET, EXPR s->state [L1214] COND FALSE !(s->state == 8593) [L1217] CALL, EXPR s->state [L1217] RET, EXPR s->state [L1217] COND FALSE !(s->state == 8608) [L1220] CALL, EXPR s->state [L1220] RET, EXPR s->state [L1220] COND FALSE !(s->state == 8609) [L1223] CALL, EXPR s->state [L1223] RET, EXPR s->state [L1223] COND FALSE !(s->state == 8640) [L1226] CALL, EXPR s->state [L1226] RET, EXPR s->state [L1226] COND FALSE !(s->state == 8641) [L1229] CALL, EXPR s->state [L1229] RET, EXPR s->state [L1229] COND FALSE !(s->state == 8656) [L1232] CALL, EXPR s->state [L1232] RET, EXPR s->state [L1232] COND FALSE !(s->state == 8657) [L1235] CALL, EXPR s->state [L1235] RET, EXPR s->state [L1235] COND TRUE s->state == 8672 [L1584] ret = __VERIFIER_nondet_int() [L1585] COND TRUE blastFlag == 3 VAL [init=1, SSLv3_server_data={-13951970:0}] [L1703] __VERIFIER_error() VAL [init=1, SSLv3_server_data={-13951970:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 155 locations, 1 error locations. UNSAFE Result, 7.7s OverallTime, 4 OverallIterations, 4 TraceHistogramMax, 0.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 993 SDtfs, 454 SDslu, 613 SDs, 0 SdLazy, 45 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 212 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=494occurred in iteration=3, 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: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 2.7s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 350 NumberOfCodeBlocks, 350 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 212 ConstructedInterpolants, 0 QuantifiedInterpolants, 34104 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1484 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 54/54 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...