./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/ssh/s3_srvr.blast.02_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_48987ec3-413f-4709-a098-49d154098e81/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ssh/s3_srvr.blast.02_false-unreach-call.i.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/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 bf0d0cf8dda9e68b67ebf00ec54daecd196b7f63 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_48987ec3-413f-4709-a098-49d154098e81/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ssh/s3_srvr.blast.02_false-unreach-call.i.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/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 bf0d0cf8dda9e68b67ebf00ec54daecd196b7f63 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 [2018-11-10 03:09:44,969 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 03:09:44,970 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 03:09:44,977 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 03:09:44,977 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 03:09:44,978 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 03:09:44,978 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 03:09:44,980 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 03:09:44,981 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 03:09:44,981 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 03:09:44,982 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 03:09:44,982 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 03:09:44,983 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 03:09:44,983 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 03:09:44,984 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 03:09:44,985 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 03:09:44,985 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 03:09:44,986 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 03:09:44,988 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 03:09:44,989 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 03:09:44,989 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 03:09:44,990 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 03:09:44,992 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 03:09:44,992 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:09:44,992 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:09:44,992 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:09:44,993 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:09:44,994 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:09:44,994 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:09:44,995 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:09:44,995 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:09:44,996 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:09:44,996 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:09:44,996 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:09:44,996 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:09:44,997 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:09:44,997 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 03:09:45,006 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:09:45,006 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:09:45,007 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:09:45,007 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 03:09:45,007 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 03:09:45,007 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 03:09:45,007 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 03:09:45,007 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 03:09:45,007 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 03:09:45,008 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 03:09:45,008 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 03:09:45,008 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:09:45,008 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:09:45,008 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 03:09:45,009 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:09:45,009 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:09:45,009 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:09:45,009 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:09:45,009 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:09:45,009 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:09:45,009 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:09:45,009 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:09:45,010 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:09:45,010 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 03:09:45,010 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:09:45,010 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 03:09:45,010 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 03:09:45,010 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:09:45,010 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:09:45,011 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:09:45,011 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 03:09:45,011 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:09:45,011 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 03:09:45,011 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 03:09:45,011 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_48987ec3-413f-4709-a098-49d154098e81/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 -> bf0d0cf8dda9e68b67ebf00ec54daecd196b7f63 [2018-11-10 03:09:45,036 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:09:45,045 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:09:45,047 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:09:45,048 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:09:45,048 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:09:45,049 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/bin-2019/utaipan/../../sv-benchmarks/c/ssh/s3_srvr.blast.02_false-unreach-call.i.cil.c [2018-11-10 03:09:45,083 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/bin-2019/utaipan/data/601faac8c/f035c2ba20b54c1fa5a0b0671716994d/FLAGd85d74692 [2018-11-10 03:09:45,446 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:09:45,447 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/sv-benchmarks/c/ssh/s3_srvr.blast.02_false-unreach-call.i.cil.c [2018-11-10 03:09:45,460 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/bin-2019/utaipan/data/601faac8c/f035c2ba20b54c1fa5a0b0671716994d/FLAGd85d74692 [2018-11-10 03:09:45,471 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/bin-2019/utaipan/data/601faac8c/f035c2ba20b54c1fa5a0b0671716994d [2018-11-10 03:09:45,473 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:09:45,475 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 03:09:45,475 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:09:45,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:09:45,478 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:09:45,479 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:09:45" (1/1) ... [2018-11-10 03:09:45,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fa5b77a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:45, skipping insertion in model container [2018-11-10 03:09:45,481 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:09:45" (1/1) ... [2018-11-10 03:09:45,487 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:09:45,524 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:09:45,981 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:09:45,991 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:09:46,344 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:09:46,355 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:09:46,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:46 WrapperNode [2018-11-10 03:09:46,356 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:09:46,356 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 03:09:46,356 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 03:09:46,357 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 03:09:46,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:46" (1/1) ... [2018-11-10 03:09:46,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:46" (1/1) ... [2018-11-10 03:09:46,424 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 03:09:46,424 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:09:46,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:09:46,425 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:09:46,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:46" (1/1) ... [2018-11-10 03:09:46,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:46" (1/1) ... [2018-11-10 03:09:46,443 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:46" (1/1) ... [2018-11-10 03:09:46,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:46" (1/1) ... [2018-11-10 03:09:46,480 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:46" (1/1) ... [2018-11-10 03:09:46,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:46" (1/1) ... [2018-11-10 03:09:46,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:46" (1/1) ... [2018-11-10 03:09:46,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:09:46,501 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:09:46,501 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:09:46,501 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:09:46,502 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/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 [2018-11-10 03:09:46,549 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 03:09:46,549 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 03:09:46,549 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2018-11-10 03:09:46,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2018-11-10 03:09:46,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 03:09:46,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 03:09:46,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:09:46,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:09:46,947 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 03:09:46,947 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 03:09:47,472 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:09:47,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:09:47 BoogieIcfgContainer [2018-11-10 03:09:47,473 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 03:09:47,476 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 03:09:47,476 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 03:09:47,478 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 03:09:47,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 03:09:45" (1/3) ... [2018-11-10 03:09:47,479 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fddf26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 03:09:47, skipping insertion in model container [2018-11-10 03:09:47,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:46" (2/3) ... [2018-11-10 03:09:47,479 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fddf26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 03:09:47, skipping insertion in model container [2018-11-10 03:09:47,480 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:09:47" (3/3) ... [2018-11-10 03:09:47,481 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.02_false-unreach-call.i.cil.c [2018-11-10 03:09:47,488 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 03:09:47,494 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 03:09:47,505 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 03:09:47,536 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 03:09:47,537 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 03:09:47,537 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 03:09:47,537 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 03:09:47,537 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 03:09:47,537 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 03:09:47,538 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 03:09:47,538 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 03:09:47,557 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states. [2018-11-10 03:09:47,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 03:09:47,567 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:09:47,568 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] [2018-11-10 03:09:47,570 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:09:47,576 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:09:47,576 INFO L82 PathProgramCache]: Analyzing trace with hash 973485235, now seen corresponding path program 1 times [2018-11-10 03:09:47,578 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 03:09:47,633 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:09:47,633 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:09:47,633 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:09:47,633 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 03:09:47,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:09:47,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:09:47,935 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:09:47,935 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 03:09:47,935 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 03:09:47,941 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 03:09:47,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 03:09:47,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 03:09:47,958 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 3 states. [2018-11-10 03:09:48,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:09:48,058 INFO L93 Difference]: Finished difference Result 423 states and 709 transitions. [2018-11-10 03:09:48,059 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 03:09:48,060 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-10 03:09:48,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:09:48,073 INFO L225 Difference]: With dead ends: 423 [2018-11-10 03:09:48,073 INFO L226 Difference]: Without dead ends: 257 [2018-11-10 03:09:48,077 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 [2018-11-10 03:09:48,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2018-11-10 03:09:48,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 257. [2018-11-10 03:09:48,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2018-11-10 03:09:48,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 384 transitions. [2018-11-10 03:09:48,135 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 384 transitions. Word has length 52 [2018-11-10 03:09:48,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:09:48,136 INFO L481 AbstractCegarLoop]: Abstraction has 257 states and 384 transitions. [2018-11-10 03:09:48,136 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 03:09:48,136 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 384 transitions. [2018-11-10 03:09:48,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-10 03:09:48,139 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:09:48,140 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] [2018-11-10 03:09:48,140 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:09:48,140 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:09:48,141 INFO L82 PathProgramCache]: Analyzing trace with hash -154272470, now seen corresponding path program 1 times [2018-11-10 03:09:48,141 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 03:09:48,142 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:09:48,142 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:09:48,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:09:48,143 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 03:09:48,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:09:48,290 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:09:48,290 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:09:48,290 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 03:09:48,290 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 03:09:48,291 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 03:09:48,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 03:09:48,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 03:09:48,292 INFO L87 Difference]: Start difference. First operand 257 states and 384 transitions. Second operand 4 states. [2018-11-10 03:09:48,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:09:48,691 INFO L93 Difference]: Finished difference Result 425 states and 640 transitions. [2018-11-10 03:09:48,692 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 03:09:48,692 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 70 [2018-11-10 03:09:48,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:09:48,695 INFO L225 Difference]: With dead ends: 425 [2018-11-10 03:09:48,695 INFO L226 Difference]: Without dead ends: 302 [2018-11-10 03:09:48,696 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 03:09:48,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2018-11-10 03:09:48,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 280. [2018-11-10 03:09:48,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2018-11-10 03:09:48,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 423 transitions. [2018-11-10 03:09:48,718 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 423 transitions. Word has length 70 [2018-11-10 03:09:48,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:09:48,718 INFO L481 AbstractCegarLoop]: Abstraction has 280 states and 423 transitions. [2018-11-10 03:09:48,718 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 03:09:48,719 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 423 transitions. [2018-11-10 03:09:48,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-10 03:09:48,722 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:09:48,722 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] [2018-11-10 03:09:48,722 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:09:48,722 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:09:48,723 INFO L82 PathProgramCache]: Analyzing trace with hash -930653672, now seen corresponding path program 1 times [2018-11-10 03:09:48,723 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 03:09:48,724 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:09:48,724 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:09:48,725 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:09:48,725 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 03:09:48,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:09:48,835 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 03:09:48,836 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:09:48,836 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 03:09:48,836 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 03:09:48,836 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 03:09:48,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 03:09:48,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 03:09:48,837 INFO L87 Difference]: Start difference. First operand 280 states and 423 transitions. Second operand 3 states. [2018-11-10 03:09:48,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:09:48,885 INFO L93 Difference]: Finished difference Result 566 states and 868 transitions. [2018-11-10 03:09:48,886 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 03:09:48,886 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 84 [2018-11-10 03:09:48,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:09:48,888 INFO L225 Difference]: With dead ends: 566 [2018-11-10 03:09:48,889 INFO L226 Difference]: Without dead ends: 420 [2018-11-10 03:09:48,890 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 [2018-11-10 03:09:48,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states. [2018-11-10 03:09:48,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 420. [2018-11-10 03:09:48,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 420 states. [2018-11-10 03:09:48,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 638 transitions. [2018-11-10 03:09:48,931 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 638 transitions. Word has length 84 [2018-11-10 03:09:48,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:09:48,932 INFO L481 AbstractCegarLoop]: Abstraction has 420 states and 638 transitions. [2018-11-10 03:09:48,932 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 03:09:48,932 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 638 transitions. [2018-11-10 03:09:48,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 03:09:48,936 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:09:48,936 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] [2018-11-10 03:09:48,936 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:09:48,938 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:09:48,938 INFO L82 PathProgramCache]: Analyzing trace with hash 1824111991, now seen corresponding path program 1 times [2018-11-10 03:09:48,938 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 03:09:48,939 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:09:48,939 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:09:48,939 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:09:48,940 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 03:09:48,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:09:49,052 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 03:09:49,052 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:09:49,052 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 03:09:49,053 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 03:09:49,053 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 03:09:49,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 03:09:49,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 03:09:49,053 INFO L87 Difference]: Start difference. First operand 420 states and 638 transitions. Second operand 3 states. [2018-11-10 03:09:49,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:09:49,089 INFO L93 Difference]: Finished difference Result 850 states and 1304 transitions. [2018-11-10 03:09:49,090 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 03:09:49,090 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2018-11-10 03:09:49,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:09:49,092 INFO L225 Difference]: With dead ends: 850 [2018-11-10 03:09:49,092 INFO L226 Difference]: Without dead ends: 564 [2018-11-10 03:09:49,093 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 [2018-11-10 03:09:49,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2018-11-10 03:09:49,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 564. [2018-11-10 03:09:49,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 564 states. [2018-11-10 03:09:49,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 564 states and 861 transitions. [2018-11-10 03:09:49,109 INFO L78 Accepts]: Start accepts. Automaton has 564 states and 861 transitions. Word has length 93 [2018-11-10 03:09:49,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:09:49,109 INFO L481 AbstractCegarLoop]: Abstraction has 564 states and 861 transitions. [2018-11-10 03:09:49,109 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 03:09:49,109 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 861 transitions. [2018-11-10 03:09:49,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-10 03:09:49,111 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:09:49,111 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] [2018-11-10 03:09:49,111 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:09:49,112 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:09:49,112 INFO L82 PathProgramCache]: Analyzing trace with hash -1828675668, now seen corresponding path program 1 times [2018-11-10 03:09:49,112 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 03:09:49,113 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:09:49,113 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:09:49,113 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:09:49,113 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 03:09:49,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:09:49,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:09:49,369 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-10 03:09:49,387 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:09:49,388 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:09:49,389 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:09:49,389 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:09:49,389 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:09:49,390 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:09:49,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 03:09:49 BoogieIcfgContainer [2018-11-10 03:09:49,441 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 03:09:49,442 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 03:09:49,442 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 03:09:49,442 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 03:09:49,443 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:09:47" (3/4) ... [2018-11-10 03:09:49,446 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 03:09:49,446 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 03:09:49,447 INFO L168 Benchmark]: Toolchain (without parser) took 3972.62 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 259.0 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -166.2 MB). Peak memory consumption was 92.8 MB. Max. memory is 11.5 GB. [2018-11-10 03:09:49,448 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:09:49,448 INFO L168 Benchmark]: CACSL2BoogieTranslator took 880.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 956.6 MB in the beginning and 1.2 GB in the end (delta: -200.3 MB). Peak memory consumption was 174.1 MB. Max. memory is 11.5 GB. [2018-11-10 03:09:49,449 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-11-10 03:09:49,449 INFO L168 Benchmark]: Boogie Preprocessor took 75.93 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: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 11.5 GB. [2018-11-10 03:09:49,450 INFO L168 Benchmark]: RCFGBuilder took 974.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 976.3 MB in the end (delta: 158.7 MB). Peak memory consumption was 158.7 MB. Max. memory is 11.5 GB. [2018-11-10 03:09:49,450 INFO L168 Benchmark]: TraceAbstraction took 1966.08 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 86.5 MB). Free memory was 976.3 MB in the beginning and 1.1 GB in the end (delta: -153.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:09:49,451 INFO L168 Benchmark]: Witness Printer took 4.08 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2018-11-10 03:09:49,454 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 880.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 956.6 MB in the beginning and 1.2 GB in the end (delta: -200.3 MB). Peak memory consumption was 174.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 67.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 75.93 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: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 974.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 976.3 MB in the end (delta: 158.7 MB). Peak memory consumption was 158.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1966.08 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 86.5 MB). Free memory was 976.3 MB in the beginning and 1.1 GB in the end (delta: -153.0 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 4.08 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: 6.5 MB). Peak memory consumption was 6.5 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 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1702]: 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={24585:0}] [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={24585:0}] [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={24585:0}] [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={24585:0}] [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 [L1661] CALL, EXPR s->s3 [L1661] RET, EXPR s->s3 [L1661] CALL, EXPR (s->s3)->tmp.reuse_message [L1661] RET, EXPR (s->s3)->tmp.reuse_message [L1661] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1690] skip = 0 VAL [init=1, SSLv3_server_data={24585:0}] [L1136] COND TRUE 1 VAL [init=1, SSLv3_server_data={24585:0}] [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={24585:0}] [L1351] COND FALSE !(ret <= 0) [L1356] CALL s->hit [L1356] RET s->hit [L1356] COND TRUE s->hit [L1357] CALL s->state = 8656 [L1357] RET s->state = 8656 [L1361] CALL s->init_num = 0 [L1361] RET s->init_num = 0 [L1661] CALL, EXPR s->s3 [L1661] RET, EXPR s->s3 [L1661] CALL, EXPR (s->s3)->tmp.reuse_message [L1661] RET, EXPR (s->s3)->tmp.reuse_message [L1661] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1690] skip = 0 VAL [init=1, SSLv3_server_data={24585:0}] [L1136] COND TRUE 1 VAL [init=1, SSLv3_server_data={24585:0}] [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 [L1554] CALL, EXPR s->session [L1554] RET, EXPR s->session [L1554] CALL, EXPR s->s3 [L1554] RET, EXPR s->s3 [L1554] CALL, EXPR (s->s3)->tmp.new_cipher [L1554] RET, EXPR (s->s3)->tmp.new_cipher [L1554] CALL (s->session)->cipher = (s->s3)->tmp.new_cipher [L1554] RET (s->session)->cipher = (s->s3)->tmp.new_cipher [L1555] COND FALSE !(! tmp___9) [L1561] ret = __VERIFIER_nondet_int() [L1562] COND TRUE blastFlag == 2 [L1563] blastFlag = 3 VAL [init=1, SSLv3_server_data={24585:0}] [L1567] COND FALSE !(ret <= 0) [L1572] CALL s->state = 8672 [L1572] RET s->state = 8672 [L1573] CALL s->init_num = 0 [L1573] RET s->init_num = 0 [L1574] COND FALSE !(! tmp___10) VAL [init=1, SSLv3_server_data={24585:0}] [L1661] CALL, EXPR s->s3 [L1661] RET, EXPR s->s3 [L1661] CALL, EXPR (s->s3)->tmp.reuse_message [L1661] RET, EXPR (s->s3)->tmp.reuse_message [L1661] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1690] skip = 0 VAL [init=1, SSLv3_server_data={24585:0}] [L1136] COND TRUE 1 VAL [init=1, SSLv3_server_data={24585:0}] [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 [L1583] ret = __VERIFIER_nondet_int() [L1584] COND TRUE blastFlag == 3 VAL [init=1, SSLv3_server_data={24585:0}] [L1702] __VERIFIER_error() VAL [init=1, SSLv3_server_data={24585:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 155 locations, 1 error locations. UNSAFE Result, 1.9s OverallTime, 5 OverallIterations, 4 TraceHistogramMax, 0.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1048 SDtfs, 499 SDslu, 845 SDs, 0 SdLazy, 314 SolverSat, 19 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=564occurred 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, 22 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s 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 [2018-11-10 03:09:50,987 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 03:09:50,989 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 03:09:50,998 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 03:09:50,998 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 03:09:50,999 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 03:09:51,000 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 03:09:51,001 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 03:09:51,002 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 03:09:51,003 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 03:09:51,003 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 03:09:51,003 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 03:09:51,004 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 03:09:51,005 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 03:09:51,006 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 03:09:51,007 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 03:09:51,007 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 03:09:51,008 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 03:09:51,010 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 03:09:51,011 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 03:09:51,012 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 03:09:51,013 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 03:09:51,015 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 03:09:51,015 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:09:51,015 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:09:51,016 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:09:51,017 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:09:51,018 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:09:51,018 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:09:51,019 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:09:51,019 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:09:51,020 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:09:51,020 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:09:51,020 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:09:51,021 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:09:51,022 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:09:51,022 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 03:09:51,033 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:09:51,033 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:09:51,034 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:09:51,034 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 03:09:51,034 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 03:09:51,034 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 03:09:51,034 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 03:09:51,034 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 03:09:51,035 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:09:51,035 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:09:51,035 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:09:51,035 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:09:51,035 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:09:51,035 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:09:51,036 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:09:51,036 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 03:09:51,036 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 03:09:51,036 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:09:51,036 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:09:51,036 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:09:51,036 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:09:51,036 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 03:09:51,037 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:09:51,037 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 03:09:51,037 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 03:09:51,039 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:09:51,039 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:09:51,039 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:09:51,039 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 03:09:51,039 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:09:51,040 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 03:09:51,040 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 03:09:51,040 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_48987ec3-413f-4709-a098-49d154098e81/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 -> bf0d0cf8dda9e68b67ebf00ec54daecd196b7f63 [2018-11-10 03:09:51,067 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:09:51,076 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:09:51,078 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:09:51,079 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:09:51,079 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:09:51,079 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/bin-2019/utaipan/../../sv-benchmarks/c/ssh/s3_srvr.blast.02_false-unreach-call.i.cil.c [2018-11-10 03:09:51,114 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/bin-2019/utaipan/data/b80be1612/61a9cfe702e04671958d1e3e62a5cd3f/FLAG566c91912 [2018-11-10 03:09:51,499 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:09:51,499 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/sv-benchmarks/c/ssh/s3_srvr.blast.02_false-unreach-call.i.cil.c [2018-11-10 03:09:51,512 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/bin-2019/utaipan/data/b80be1612/61a9cfe702e04671958d1e3e62a5cd3f/FLAG566c91912 [2018-11-10 03:09:51,522 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/bin-2019/utaipan/data/b80be1612/61a9cfe702e04671958d1e3e62a5cd3f [2018-11-10 03:09:51,524 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:09:51,526 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 03:09:51,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:09:51,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:09:51,529 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:09:51,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:09:51" (1/1) ... [2018-11-10 03:09:51,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ea88171 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:51, skipping insertion in model container [2018-11-10 03:09:51,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:09:51" (1/1) ... [2018-11-10 03:09:51,540 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:09:51,587 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:09:52,150 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:09:52,163 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:09:52,346 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:09:52,363 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:09:52,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:52 WrapperNode [2018-11-10 03:09:52,364 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:09:52,365 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 03:09:52,365 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 03:09:52,365 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 03:09:52,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:52" (1/1) ... [2018-11-10 03:09:52,452 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:52" (1/1) ... [2018-11-10 03:09:52,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 03:09:52,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:09:52,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:09:52,502 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:09:52,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:52" (1/1) ... [2018-11-10 03:09:52,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:52" (1/1) ... [2018-11-10 03:09:52,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:52" (1/1) ... [2018-11-10 03:09:52,524 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:52" (1/1) ... [2018-11-10 03:09:52,558 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:52" (1/1) ... [2018-11-10 03:09:52,566 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:52" (1/1) ... [2018-11-10 03:09:52,572 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:52" (1/1) ... [2018-11-10 03:09:52,579 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:09:52,579 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:09:52,579 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:09:52,579 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:09:52,580 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/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 [2018-11-10 03:09:52,629 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 03:09:52,629 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 03:09:52,629 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2018-11-10 03:09:52,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2018-11-10 03:09:52,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 03:09:52,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 03:09:52,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:09:52,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:09:55,063 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 03:09:55,063 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 03:09:55,824 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:09:55,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:09:55 BoogieIcfgContainer [2018-11-10 03:09:55,824 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 03:09:55,825 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 03:09:55,825 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 03:09:55,828 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 03:09:55,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 03:09:51" (1/3) ... [2018-11-10 03:09:55,829 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b7deaf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 03:09:55, skipping insertion in model container [2018-11-10 03:09:55,829 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:09:52" (2/3) ... [2018-11-10 03:09:55,829 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b7deaf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 03:09:55, skipping insertion in model container [2018-11-10 03:09:55,829 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:09:55" (3/3) ... [2018-11-10 03:09:55,830 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.02_false-unreach-call.i.cil.c [2018-11-10 03:09:55,836 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 03:09:55,841 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 03:09:55,850 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 03:09:55,868 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 03:09:55,868 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 03:09:55,869 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 03:09:55,869 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 03:09:55,869 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 03:09:55,869 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 03:09:55,869 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 03:09:55,869 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 03:09:55,869 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 03:09:55,883 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states. [2018-11-10 03:09:55,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 03:09:55,888 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:09:55,889 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] [2018-11-10 03:09:55,891 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:09:55,894 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:09:55,894 INFO L82 PathProgramCache]: Analyzing trace with hash 973485235, now seen corresponding path program 1 times [2018-11-10 03:09:55,899 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 03:09:55,899 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/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 [2018-11-10 03:09:55,917 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:09:56,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:09:56,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:09:56,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:09:56,071 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 03:09:56,082 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:09:56,083 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 03:09:56,085 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 03:09:56,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 03:09:56,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 03:09:56,094 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 3 states. [2018-11-10 03:09:56,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:09:56,178 INFO L93 Difference]: Finished difference Result 423 states and 709 transitions. [2018-11-10 03:09:56,178 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 03:09:56,179 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-10 03:09:56,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:09:56,188 INFO L225 Difference]: With dead ends: 423 [2018-11-10 03:09:56,188 INFO L226 Difference]: Without dead ends: 257 [2018-11-10 03:09:56,191 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 [2018-11-10 03:09:56,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2018-11-10 03:09:56,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 257. [2018-11-10 03:09:56,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2018-11-10 03:09:56,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 384 transitions. [2018-11-10 03:09:56,230 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 384 transitions. Word has length 52 [2018-11-10 03:09:56,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:09:56,231 INFO L481 AbstractCegarLoop]: Abstraction has 257 states and 384 transitions. [2018-11-10 03:09:56,231 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 03:09:56,231 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 384 transitions. [2018-11-10 03:09:56,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-10 03:09:56,234 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:09:56,234 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] [2018-11-10 03:09:56,234 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:09:56,235 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:09:56,235 INFO L82 PathProgramCache]: Analyzing trace with hash -154272470, now seen corresponding path program 1 times [2018-11-10 03:09:56,236 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 03:09:56,236 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/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 [2018-11-10 03:09:56,261 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:09:56,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:09:56,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:09:56,421 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:09:56,421 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 03:09:56,429 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:09:56,429 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 03:09:56,431 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 03:09:56,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 03:09:56,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 03:09:56,431 INFO L87 Difference]: Start difference. First operand 257 states and 384 transitions. Second operand 3 states. [2018-11-10 03:09:56,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:09:56,476 INFO L93 Difference]: Finished difference Result 497 states and 751 transitions. [2018-11-10 03:09:56,477 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 03:09:56,477 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 70 [2018-11-10 03:09:56,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:09:56,479 INFO L225 Difference]: With dead ends: 497 [2018-11-10 03:09:56,480 INFO L226 Difference]: Without dead ends: 374 [2018-11-10 03:09:56,481 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 [2018-11-10 03:09:56,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2018-11-10 03:09:56,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 374. [2018-11-10 03:09:56,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 374 states. [2018-11-10 03:09:56,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 560 transitions. [2018-11-10 03:09:56,502 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 560 transitions. Word has length 70 [2018-11-10 03:09:56,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:09:56,503 INFO L481 AbstractCegarLoop]: Abstraction has 374 states and 560 transitions. [2018-11-10 03:09:56,503 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 03:09:56,503 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 560 transitions. [2018-11-10 03:09:56,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 03:09:56,507 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:09:56,507 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] [2018-11-10 03:09:56,507 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:09:56,507 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:09:56,508 INFO L82 PathProgramCache]: Analyzing trace with hash 1824111991, now seen corresponding path program 1 times [2018-11-10 03:09:56,509 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 03:09:56,509 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/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 [2018-11-10 03:09:56,532 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:09:56,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:09:56,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:09:56,711 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 03:09:56,711 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 03:09:56,713 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:09:56,714 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 03:09:56,714 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 03:09:56,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 03:09:56,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 03:09:56,715 INFO L87 Difference]: Start difference. First operand 374 states and 560 transitions. Second operand 3 states. [2018-11-10 03:09:56,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:09:56,775 INFO L93 Difference]: Finished difference Result 733 states and 1107 transitions. [2018-11-10 03:09:56,775 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 03:09:56,775 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2018-11-10 03:09:56,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:09:56,778 INFO L225 Difference]: With dead ends: 733 [2018-11-10 03:09:56,778 INFO L226 Difference]: Without dead ends: 493 [2018-11-10 03:09:56,779 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 [2018-11-10 03:09:56,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2018-11-10 03:09:56,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 493. [2018-11-10 03:09:56,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 493 states. [2018-11-10 03:09:56,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 739 transitions. [2018-11-10 03:09:56,825 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 739 transitions. Word has length 93 [2018-11-10 03:09:56,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:09:56,825 INFO L481 AbstractCegarLoop]: Abstraction has 493 states and 739 transitions. [2018-11-10 03:09:56,825 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 03:09:56,826 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 739 transitions. [2018-11-10 03:09:56,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-10 03:09:56,829 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:09:56,829 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] [2018-11-10 03:09:56,830 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:09:56,830 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:09:56,830 INFO L82 PathProgramCache]: Analyzing trace with hash -1828675668, now seen corresponding path program 1 times [2018-11-10 03:09:56,831 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 03:09:56,831 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/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 [2018-11-10 03:09:56,849 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:09:59,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:10:01,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:10:02,233 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-10 03:10:02,250 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:10:02,250 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:10:02,251 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:10:02,251 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:10:02,251 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:10:02,252 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:10:02,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 03:10:02 BoogieIcfgContainer [2018-11-10 03:10:02,300 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 03:10:02,301 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 03:10:02,301 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 03:10:02,301 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 03:10:02,302 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:09:55" (3/4) ... [2018-11-10 03:10:02,304 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-10 03:10:02,307 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:10:02,307 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:10:02,307 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:10:02,307 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:10:02,308 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:10:02,308 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:10:02,368 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_48987ec3-413f-4709-a098-49d154098e81/bin-2019/utaipan/witness.graphml [2018-11-10 03:10:02,369 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 03:10:02,369 INFO L168 Benchmark]: Toolchain (without parser) took 10844.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 204.5 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -126.7 MB). Peak memory consumption was 77.8 MB. Max. memory is 11.5 GB. [2018-11-10 03:10:02,370 INFO L168 Benchmark]: CDTParser took 0.13 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. [2018-11-10 03:10:02,370 INFO L168 Benchmark]: CACSL2BoogieTranslator took 837.87 ms. Allocated memory is still 1.0 GB. Free memory was 942.5 MB in the beginning and 781.4 MB in the end (delta: 161.1 MB). Peak memory consumption was 161.1 MB. Max. memory is 11.5 GB. [2018-11-10 03:10:02,370 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.01 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 781.4 MB in the beginning and 1.1 GB in the end (delta: -309.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. [2018-11-10 03:10:02,370 INFO L168 Benchmark]: Boogie Preprocessor took 77.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. [2018-11-10 03:10:02,371 INFO L168 Benchmark]: RCFGBuilder took 3245.41 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 909.9 MB in the end (delta: 174.5 MB). Peak memory consumption was 174.5 MB. Max. memory is 11.5 GB. [2018-11-10 03:10:02,371 INFO L168 Benchmark]: TraceAbstraction took 6475.38 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 98.6 MB). Free memory was 909.9 MB in the beginning and 1.1 GB in the end (delta: -167.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:10:02,371 INFO L168 Benchmark]: Witness Printer took 67.78 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: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 11.5 GB. [2018-11-10 03:10:02,372 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 837.87 ms. Allocated memory is still 1.0 GB. Free memory was 942.5 MB in the beginning and 781.4 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 137.01 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 781.4 MB in the beginning and 1.1 GB in the end (delta: -309.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 77.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3245.41 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 909.9 MB in the end (delta: 174.5 MB). Peak memory consumption was 174.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6475.38 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 98.6 MB). Free memory was 909.9 MB in the beginning and 1.1 GB in the end (delta: -167.3 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 67.78 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: 8.0 MB). Peak memory consumption was 8.0 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: 1702]: 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={-22532065:0}] [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={-22532065:0}] [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={-22532065:0}] [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={-22532065:0}] [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 [L1661] CALL, EXPR s->s3 [L1661] RET, EXPR s->s3 [L1661] CALL, EXPR (s->s3)->tmp.reuse_message [L1661] RET, EXPR (s->s3)->tmp.reuse_message [L1661] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1690] skip = 0 VAL [init=1, SSLv3_server_data={-22532065:0}] [L1136] COND TRUE 1 VAL [init=1, SSLv3_server_data={-22532065:0}] [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={-22532065:0}] [L1351] COND FALSE !(ret <= 0) [L1356] CALL s->hit [L1356] RET s->hit [L1356] COND TRUE s->hit [L1357] CALL s->state = 8656 [L1357] RET s->state = 8656 [L1361] CALL s->init_num = 0 [L1361] RET s->init_num = 0 [L1661] CALL, EXPR s->s3 [L1661] RET, EXPR s->s3 [L1661] CALL, EXPR (s->s3)->tmp.reuse_message [L1661] RET, EXPR (s->s3)->tmp.reuse_message [L1661] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1690] skip = 0 VAL [init=1, SSLv3_server_data={-22532065:0}] [L1136] COND TRUE 1 VAL [init=1, SSLv3_server_data={-22532065:0}] [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 [L1554] CALL, EXPR s->session [L1554] RET, EXPR s->session [L1554] CALL, EXPR s->s3 [L1554] RET, EXPR s->s3 [L1554] CALL, EXPR (s->s3)->tmp.new_cipher [L1554] RET, EXPR (s->s3)->tmp.new_cipher [L1554] CALL (s->session)->cipher = (s->s3)->tmp.new_cipher [L1554] RET (s->session)->cipher = (s->s3)->tmp.new_cipher [L1555] COND FALSE !(! tmp___9) [L1561] ret = __VERIFIER_nondet_int() [L1562] COND TRUE blastFlag == 2 [L1563] blastFlag = 3 VAL [init=1, SSLv3_server_data={-22532065:0}] [L1567] COND FALSE !(ret <= 0) [L1572] CALL s->state = 8672 [L1572] RET s->state = 8672 [L1573] CALL s->init_num = 0 [L1573] RET s->init_num = 0 [L1574] COND FALSE !(! tmp___10) VAL [init=1, SSLv3_server_data={-22532065:0}] [L1661] CALL, EXPR s->s3 [L1661] RET, EXPR s->s3 [L1661] CALL, EXPR (s->s3)->tmp.reuse_message [L1661] RET, EXPR (s->s3)->tmp.reuse_message [L1661] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1690] skip = 0 VAL [init=1, SSLv3_server_data={-22532065:0}] [L1136] COND TRUE 1 VAL [init=1, SSLv3_server_data={-22532065:0}] [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 [L1583] ret = __VERIFIER_nondet_int() [L1584] COND TRUE blastFlag == 3 VAL [init=1, SSLv3_server_data={-22532065:0}] [L1702] __VERIFIER_error() VAL [init=1, SSLv3_server_data={-22532065:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 155 locations, 1 error locations. UNSAFE Result, 6.4s OverallTime, 4 OverallIterations, 4 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 993 SDtfs, 453 SDslu, 613 SDs, 0 SdLazy, 44 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 212 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=493occurred 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: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 0.1s 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...