./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/ssh/s3_srvr.blast.01_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_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ssh/s3_srvr.blast.01_false-unreach-call.i.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/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 9c69768cb083538b139479bdbb35676eb3378c1b ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ssh/s3_srvr.blast.01_false-unreach-call.i.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/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 9c69768cb083538b139479bdbb35676eb3378c1b .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 03:12:07,209 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 03:12:07,210 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 03:12:07,216 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 03:12:07,217 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 03:12:07,217 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 03:12:07,218 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 03:12:07,219 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 03:12:07,221 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 03:12:07,221 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 03:12:07,222 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 03:12:07,222 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 03:12:07,223 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 03:12:07,223 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 03:12:07,224 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 03:12:07,224 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 03:12:07,225 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 03:12:07,226 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 03:12:07,227 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 03:12:07,228 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 03:12:07,228 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 03:12:07,229 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 03:12:07,230 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 03:12:07,230 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:12:07,230 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:12:07,231 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:12:07,232 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:12:07,232 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:12:07,233 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:12:07,233 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:12:07,234 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:12:07,234 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:12:07,234 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:12:07,235 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:12:07,235 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:12:07,236 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:12:07,236 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 03:12:07,244 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:12:07,244 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:12:07,245 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:12:07,245 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 03:12:07,245 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 03:12:07,245 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 03:12:07,246 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 03:12:07,246 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 03:12:07,246 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 03:12:07,246 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 03:12:07,246 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 03:12:07,247 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:12:07,247 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:12:07,247 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 03:12:07,247 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:12:07,247 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:12:07,247 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:12:07,248 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:12:07,248 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:12:07,248 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:12:07,248 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:12:07,248 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:12:07,248 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:12:07,249 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 03:12:07,249 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:12:07,249 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 03:12:07,249 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 03:12:07,249 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:12:07,249 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:12:07,249 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:12:07,250 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 03:12:07,250 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:12:07,250 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 03:12:07,250 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 03:12:07,250 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_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/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 -> 9c69768cb083538b139479bdbb35676eb3378c1b [2018-11-10 03:12:07,278 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:12:07,288 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:12:07,290 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:12:07,291 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:12:07,292 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:12:07,292 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/bin-2019/utaipan/../../sv-benchmarks/c/ssh/s3_srvr.blast.01_false-unreach-call.i.cil.c [2018-11-10 03:12:07,337 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/bin-2019/utaipan/data/90eb8ff51/23822ff50a3e49a0a53d5653bb51ae37/FLAG2cb04c6fb [2018-11-10 03:12:07,725 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:12:07,725 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/sv-benchmarks/c/ssh/s3_srvr.blast.01_false-unreach-call.i.cil.c [2018-11-10 03:12:07,738 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/bin-2019/utaipan/data/90eb8ff51/23822ff50a3e49a0a53d5653bb51ae37/FLAG2cb04c6fb [2018-11-10 03:12:07,750 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/bin-2019/utaipan/data/90eb8ff51/23822ff50a3e49a0a53d5653bb51ae37 [2018-11-10 03:12:07,753 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:12:07,754 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 03:12:07,754 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:12:07,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:12:07,758 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:12:07,758 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:12:07" (1/1) ... [2018-11-10 03:12:07,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5edee710 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:07, skipping insertion in model container [2018-11-10 03:12:07,761 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:12:07" (1/1) ... [2018-11-10 03:12:07,769 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:12:07,815 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:12:08,246 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:12:08,254 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:12:08,532 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:12:08,544 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:12:08,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:08 WrapperNode [2018-11-10 03:12:08,545 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:12:08,545 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 03:12:08,545 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 03:12:08,545 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 03:12:08,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:08" (1/1) ... [2018-11-10 03:12:08,566 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:08" (1/1) ... [2018-11-10 03:12:08,614 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 03:12:08,615 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:12:08,615 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:12:08,615 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:12:08,620 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:08" (1/1) ... [2018-11-10 03:12:08,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:08" (1/1) ... [2018-11-10 03:12:08,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:08" (1/1) ... [2018-11-10 03:12:08,633 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:08" (1/1) ... [2018-11-10 03:12:08,669 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:08" (1/1) ... [2018-11-10 03:12:08,676 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:08" (1/1) ... [2018-11-10 03:12:08,681 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:08" (1/1) ... [2018-11-10 03:12:08,688 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:12:08,688 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:12:08,688 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:12:08,688 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:12:08,689 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/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 03:12:08,743 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 03:12:08,743 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 03:12:08,743 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2018-11-10 03:12:08,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2018-11-10 03:12:08,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 03:12:08,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 03:12:08,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:12:08,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:12:09,146 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 03:12:09,146 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 03:12:09,583 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:12:09,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:12:09 BoogieIcfgContainer [2018-11-10 03:12:09,584 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 03:12:09,584 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 03:12:09,585 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 03:12:09,586 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 03:12:09,587 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 03:12:07" (1/3) ... [2018-11-10 03:12:09,587 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37899412 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 03:12:09, skipping insertion in model container [2018-11-10 03:12:09,587 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:08" (2/3) ... [2018-11-10 03:12:09,588 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37899412 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 03:12:09, skipping insertion in model container [2018-11-10 03:12:09,588 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:12:09" (3/3) ... [2018-11-10 03:12:09,589 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.01_false-unreach-call.i.cil.c [2018-11-10 03:12:09,595 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 03:12:09,601 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 03:12:09,610 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 03:12:09,632 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 03:12:09,632 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 03:12:09,632 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 03:12:09,632 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 03:12:09,632 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 03:12:09,632 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 03:12:09,632 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 03:12:09,632 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 03:12:09,647 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states. [2018-11-10 03:12:09,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 03:12:09,654 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:12:09,654 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 03:12:09,656 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:12:09,661 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:12:09,661 INFO L82 PathProgramCache]: Analyzing trace with hash -1678550896, now seen corresponding path program 1 times [2018-11-10 03:12:09,662 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 03:12:09,697 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:12:09,698 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:12:09,698 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:12:09,698 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 03:12:09,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:09,943 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 03:12:09,945 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:12:09,945 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 03:12:09,945 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 03:12:09,949 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 03:12:09,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 03:12:09,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 03:12:09,963 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 3 states. [2018-11-10 03:12:10,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:12:10,083 INFO L93 Difference]: Finished difference Result 429 states and 715 transitions. [2018-11-10 03:12:10,084 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 03:12:10,084 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-10 03:12:10,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:12:10,096 INFO L225 Difference]: With dead ends: 429 [2018-11-10 03:12:10,096 INFO L226 Difference]: Without dead ends: 261 [2018-11-10 03:12:10,100 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 03:12:10,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2018-11-10 03:12:10,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 261. [2018-11-10 03:12:10,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 261 states. [2018-11-10 03:12:10,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 389 transitions. [2018-11-10 03:12:10,137 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 389 transitions. Word has length 52 [2018-11-10 03:12:10,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:12:10,138 INFO L481 AbstractCegarLoop]: Abstraction has 261 states and 389 transitions. [2018-11-10 03:12:10,138 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 03:12:10,138 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 389 transitions. [2018-11-10 03:12:10,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-10 03:12:10,142 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:12:10,142 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 03:12:10,142 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:12:10,142 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:12:10,143 INFO L82 PathProgramCache]: Analyzing trace with hash -1533757696, now seen corresponding path program 1 times [2018-11-10 03:12:10,143 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 03:12:10,144 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:12:10,144 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:12:10,144 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:12:10,144 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 03:12:10,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:10,291 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 03:12:10,291 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:12:10,291 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 03:12:10,291 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 03:12:10,293 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 03:12:10,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 03:12:10,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 03:12:10,293 INFO L87 Difference]: Start difference. First operand 261 states and 389 transitions. Second operand 4 states. [2018-11-10 03:12:10,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:12:10,593 INFO L93 Difference]: Finished difference Result 430 states and 646 transitions. [2018-11-10 03:12:10,594 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 03:12:10,594 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 70 [2018-11-10 03:12:10,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:12:10,596 INFO L225 Difference]: With dead ends: 430 [2018-11-10 03:12:10,597 INFO L226 Difference]: Without dead ends: 305 [2018-11-10 03:12:10,598 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 03:12:10,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2018-11-10 03:12:10,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 284. [2018-11-10 03:12:10,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284 states. [2018-11-10 03:12:10,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 428 transitions. [2018-11-10 03:12:10,614 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 428 transitions. Word has length 70 [2018-11-10 03:12:10,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:12:10,614 INFO L481 AbstractCegarLoop]: Abstraction has 284 states and 428 transitions. [2018-11-10 03:12:10,614 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 03:12:10,614 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 428 transitions. [2018-11-10 03:12:10,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-10 03:12:10,616 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:12:10,617 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 03:12:10,617 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:12:10,617 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:12:10,617 INFO L82 PathProgramCache]: Analyzing trace with hash 144238891, now seen corresponding path program 1 times [2018-11-10 03:12:10,617 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 03:12:10,619 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:12:10,619 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:12:10,620 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:12:10,620 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 03:12:10,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:10,701 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 03:12:10,701 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:12:10,702 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 03:12:10,702 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 03:12:10,702 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 03:12:10,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 03:12:10,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 03:12:10,703 INFO L87 Difference]: Start difference. First operand 284 states and 428 transitions. Second operand 3 states. [2018-11-10 03:12:10,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:12:10,754 INFO L93 Difference]: Finished difference Result 575 states and 881 transitions. [2018-11-10 03:12:10,755 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 03:12:10,755 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 84 [2018-11-10 03:12:10,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:12:10,757 INFO L225 Difference]: With dead ends: 575 [2018-11-10 03:12:10,757 INFO L226 Difference]: Without dead ends: 427 [2018-11-10 03:12:10,758 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 03:12:10,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 427 states. [2018-11-10 03:12:10,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 427 to 427. [2018-11-10 03:12:10,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 427 states. [2018-11-10 03:12:10,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 646 transitions. [2018-11-10 03:12:10,773 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 646 transitions. Word has length 84 [2018-11-10 03:12:10,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:12:10,774 INFO L481 AbstractCegarLoop]: Abstraction has 427 states and 646 transitions. [2018-11-10 03:12:10,774 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 03:12:10,774 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 646 transitions. [2018-11-10 03:12:10,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 03:12:10,777 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:12:10,777 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 03:12:10,778 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:12:10,778 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:12:10,778 INFO L82 PathProgramCache]: Analyzing trace with hash -1274583719, now seen corresponding path program 1 times [2018-11-10 03:12:10,778 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 03:12:10,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:12:10,780 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:12:10,780 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:12:10,780 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 03:12:10,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:10,866 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 03:12:10,866 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:12:10,866 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 03:12:10,866 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 03:12:10,867 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 03:12:10,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 03:12:10,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 03:12:10,867 INFO L87 Difference]: Start difference. First operand 427 states and 646 transitions. Second operand 3 states. [2018-11-10 03:12:10,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:12:10,909 INFO L93 Difference]: Finished difference Result 864 states and 1321 transitions. [2018-11-10 03:12:10,910 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 03:12:10,910 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2018-11-10 03:12:10,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:12:10,911 INFO L225 Difference]: With dead ends: 864 [2018-11-10 03:12:10,911 INFO L226 Difference]: Without dead ends: 573 [2018-11-10 03:12:10,912 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 03:12:10,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 573 states. [2018-11-10 03:12:10,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 573 to 573. [2018-11-10 03:12:10,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 573 states. [2018-11-10 03:12:10,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 573 states and 871 transitions. [2018-11-10 03:12:10,926 INFO L78 Accepts]: Start accepts. Automaton has 573 states and 871 transitions. Word has length 93 [2018-11-10 03:12:10,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:12:10,926 INFO L481 AbstractCegarLoop]: Abstraction has 573 states and 871 transitions. [2018-11-10 03:12:10,926 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 03:12:10,926 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 871 transitions. [2018-11-10 03:12:10,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-10 03:12:10,929 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:12:10,929 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 03:12:10,929 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:12:10,930 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:12:10,930 INFO L82 PathProgramCache]: Analyzing trace with hash 1716561609, now seen corresponding path program 1 times [2018-11-10 03:12:10,930 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 03:12:10,931 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:12:10,931 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:12:10,931 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:12:10,931 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 03:12:10,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:11,043 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 03:12:11,043 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:12:11,043 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 03:12:11,043 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 03:12:11,043 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 03:12:11,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 03:12:11,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 03:12:11,044 INFO L87 Difference]: Start difference. First operand 573 states and 871 transitions. Second operand 4 states. [2018-11-10 03:12:11,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:12:11,302 INFO L93 Difference]: Finished difference Result 1285 states and 1954 transitions. [2018-11-10 03:12:11,302 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 03:12:11,302 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 135 [2018-11-10 03:12:11,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:12:11,304 INFO L225 Difference]: With dead ends: 1285 [2018-11-10 03:12:11,305 INFO L226 Difference]: Without dead ends: 726 [2018-11-10 03:12:11,306 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 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 03:12:11,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 726 states. [2018-11-10 03:12:11,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 726 to 651. [2018-11-10 03:12:11,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 651 states. [2018-11-10 03:12:11,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 651 states and 1003 transitions. [2018-11-10 03:12:11,318 INFO L78 Accepts]: Start accepts. Automaton has 651 states and 1003 transitions. Word has length 135 [2018-11-10 03:12:11,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:12:11,318 INFO L481 AbstractCegarLoop]: Abstraction has 651 states and 1003 transitions. [2018-11-10 03:12:11,318 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 03:12:11,318 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1003 transitions. [2018-11-10 03:12:11,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-10 03:12:11,320 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:12:11,320 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 03:12:11,320 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:12:11,320 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:12:11,321 INFO L82 PathProgramCache]: Analyzing trace with hash -619830901, now seen corresponding path program 1 times [2018-11-10 03:12:11,321 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 03:12:11,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:12:11,322 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:12:11,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:12:11,322 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 03:12:11,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:11,444 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 03:12:11,444 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:12:11,444 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 03:12:11,444 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 03:12:11,445 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 03:12:11,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 03:12:11,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 03:12:11,445 INFO L87 Difference]: Start difference. First operand 651 states and 1003 transitions. Second operand 3 states. [2018-11-10 03:12:11,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:12:11,486 INFO L93 Difference]: Finished difference Result 1140 states and 1763 transitions. [2018-11-10 03:12:11,487 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 03:12:11,487 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 135 [2018-11-10 03:12:11,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:12:11,489 INFO L225 Difference]: With dead ends: 1140 [2018-11-10 03:12:11,489 INFO L226 Difference]: Without dead ends: 651 [2018-11-10 03:12:11,490 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 03:12:11,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 651 states. [2018-11-10 03:12:11,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 651 to 651. [2018-11-10 03:12:11,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 651 states. [2018-11-10 03:12:11,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 651 states and 998 transitions. [2018-11-10 03:12:11,501 INFO L78 Accepts]: Start accepts. Automaton has 651 states and 998 transitions. Word has length 135 [2018-11-10 03:12:11,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:12:11,501 INFO L481 AbstractCegarLoop]: Abstraction has 651 states and 998 transitions. [2018-11-10 03:12:11,501 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 03:12:11,502 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 998 transitions. [2018-11-10 03:12:11,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-10 03:12:11,504 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:12:11,504 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, 1] [2018-11-10 03:12:11,504 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:12:11,504 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:12:11,504 INFO L82 PathProgramCache]: Analyzing trace with hash -2034888794, now seen corresponding path program 1 times [2018-11-10 03:12:11,504 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 03:12:11,505 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:12:11,505 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:12:11,505 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 03:12:11,505 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 03:12:11,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:12:11,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:12:11,686 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-10 03:12:11,700 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:12:11,701 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:12:11,701 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:12:11,701 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:12:11,702 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:12:11,702 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:12:11,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 03:12:11 BoogieIcfgContainer [2018-11-10 03:12:11,746 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 03:12:11,746 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 03:12:11,746 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 03:12:11,746 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 03:12:11,747 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:12:09" (3/4) ... [2018-11-10 03:12:11,749 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 03:12:11,749 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 03:12:11,750 INFO L168 Benchmark]: Toolchain (without parser) took 3996.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 205.5 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -139.6 MB). Peak memory consumption was 65.9 MB. Max. memory is 11.5 GB. [2018-11-10 03:12:11,752 INFO L168 Benchmark]: CDTParser took 0.15 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 03:12:11,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 790.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -175.8 MB). Peak memory consumption was 174.0 MB. Max. memory is 11.5 GB. [2018-11-10 03:12:11,752 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.17 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: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. [2018-11-10 03:12:11,753 INFO L168 Benchmark]: Boogie Preprocessor took 73.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 11.5 GB. [2018-11-10 03:12:11,753 INFO L168 Benchmark]: RCFGBuilder took 895.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 948.2 MB in the end (delta: 160.8 MB). Peak memory consumption was 160.8 MB. Max. memory is 11.5 GB. [2018-11-10 03:12:11,754 INFO L168 Benchmark]: TraceAbstraction took 2161.32 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 60.3 MB). Free memory was 948.2 MB in the beginning and 1.1 GB in the end (delta: -146.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:12:11,754 INFO L168 Benchmark]: Witness Printer took 3.28 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:12:11,757 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 790.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -175.8 MB). Peak memory consumption was 174.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.17 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: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 73.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 895.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 948.2 MB in the end (delta: 160.8 MB). Peak memory consumption was 160.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2161.32 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 60.3 MB). Free memory was 948.2 MB in the beginning and 1.1 GB in the end (delta: -146.9 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 3.28 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1706]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseAnd at line 1120. 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 = __VERIFIER_nondet_pointer() ; [L1082] unsigned long l ; [L1083] unsigned long Time ; [L1084] unsigned long tmp = __VERIFIER_nondet_long() ; [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 ; [L1095] int tmp___4 ; [L1096] int tmp___5 ; [L1097] int tmp___6 ; [L1098] int tmp___7 ; [L1099] long tmp___8 = __VERIFIER_nondet_long() ; [L1100] int tmp___9 ; [L1101] int tmp___10 ; [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] Time = tmp [L1110] cb = (void (*)())((void *)0) [L1111] ret = -1 [L1112] skip = 0 [L1113] got_new_session = 0 [L1114] CALL, EXPR s->info_callback [L1114] RET, EXPR s->info_callback [L1114] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1115] CALL, EXPR s->info_callback [L1115] RET, EXPR s->info_callback [L1115] cb = s->info_callback [L1119] CALL, EXPR s->in_handshake [L1119] RET, EXPR s->in_handshake [L1119] CALL s->in_handshake += 1 [L1119] RET s->in_handshake += 1 [L1120] COND FALSE !(tmp___1 & 12288) VAL [init=1, SSLv3_server_data={24585:0}] [L1129] CALL, EXPR s->cert [L1129] RET, EXPR s->cert [L1129] COND FALSE !((unsigned long )s->cert == (unsigned long )((void *)0)) [L1135] COND TRUE 1 VAL [init=1, SSLv3_server_data={24585:0}] [L1137] CALL, EXPR s->state [L1137] RET, EXPR s->state [L1137] state = s->state [L1138] CALL, EXPR s->state [L1138] RET, EXPR s->state [L1138] COND FALSE !(s->state == 12292) [L1141] CALL, EXPR s->state [L1141] RET, EXPR s->state [L1141] COND FALSE !(s->state == 16384) [L1144] CALL, EXPR s->state [L1144] RET, EXPR s->state [L1144] COND FALSE !(s->state == 8192) [L1147] CALL, EXPR s->state [L1147] RET, EXPR s->state [L1147] COND FALSE !(s->state == 24576) [L1150] CALL, EXPR s->state [L1150] RET, EXPR s->state [L1150] COND FALSE !(s->state == 8195) [L1153] CALL, EXPR s->state [L1153] RET, EXPR s->state [L1153] COND FALSE !(s->state == 8480) [L1156] CALL, EXPR s->state [L1156] RET, EXPR s->state [L1156] COND FALSE !(s->state == 8481) [L1159] CALL, EXPR s->state [L1159] RET, EXPR s->state [L1159] COND FALSE !(s->state == 8482) [L1162] CALL, EXPR s->state [L1162] RET, EXPR s->state [L1162] COND TRUE s->state == 8464 [L1318] CALL s->shutdown = 0 [L1318] RET s->shutdown = 0 [L1319] ret = __VERIFIER_nondet_int() [L1320] COND TRUE blastFlag == 0 [L1321] blastFlag = 1 VAL [init=1, SSLv3_server_data={24585:0}] [L1325] COND FALSE !(ret <= 0) [L1330] got_new_session = 1 [L1331] CALL s->state = 8496 [L1331] RET s->state = 8496 [L1332] CALL s->init_num = 0 [L1332] RET s->init_num = 0 [L1665] CALL, EXPR s->s3 [L1665] RET, EXPR s->s3 [L1665] CALL, EXPR (s->s3)->tmp.reuse_message [L1665] RET, EXPR (s->s3)->tmp.reuse_message [L1665] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1694] skip = 0 VAL [init=1, SSLv3_server_data={24585:0}] [L1135] COND TRUE 1 VAL [init=1, SSLv3_server_data={24585:0}] [L1137] CALL, EXPR s->state [L1137] RET, EXPR s->state [L1137] state = s->state [L1138] CALL, EXPR s->state [L1138] RET, EXPR s->state [L1138] COND FALSE !(s->state == 12292) [L1141] CALL, EXPR s->state [L1141] RET, EXPR s->state [L1141] COND FALSE !(s->state == 16384) [L1144] CALL, EXPR s->state [L1144] RET, EXPR s->state [L1144] COND FALSE !(s->state == 8192) [L1147] CALL, EXPR s->state [L1147] RET, EXPR s->state [L1147] COND FALSE !(s->state == 24576) [L1150] CALL, EXPR s->state [L1150] RET, EXPR s->state [L1150] COND FALSE !(s->state == 8195) [L1153] CALL, EXPR s->state [L1153] RET, EXPR s->state [L1153] COND FALSE !(s->state == 8480) [L1156] CALL, EXPR s->state [L1156] RET, EXPR s->state [L1156] COND FALSE !(s->state == 8481) [L1159] CALL, EXPR s->state [L1159] RET, EXPR s->state [L1159] COND FALSE !(s->state == 8482) [L1162] CALL, EXPR s->state [L1162] RET, EXPR s->state [L1162] COND FALSE !(s->state == 8464) [L1165] CALL, EXPR s->state [L1165] RET, EXPR s->state [L1165] COND FALSE !(s->state == 8465) [L1168] CALL, EXPR s->state [L1168] RET, EXPR s->state [L1168] COND FALSE !(s->state == 8466) [L1171] CALL, EXPR s->state [L1171] RET, EXPR s->state [L1171] COND TRUE s->state == 8496 [L1336] ret = __VERIFIER_nondet_int() [L1337] COND TRUE blastFlag == 1 [L1338] blastFlag = 2 VAL [init=1, SSLv3_server_data={24585:0}] [L1342] COND FALSE !(ret <= 0) [L1347] CALL s->hit [L1347] RET s->hit [L1347] COND TRUE s->hit [L1348] CALL s->state = 8656 [L1348] RET s->state = 8656 [L1352] CALL s->init_num = 0 [L1352] RET s->init_num = 0 [L1665] CALL, EXPR s->s3 [L1665] RET, EXPR s->s3 [L1665] CALL, EXPR (s->s3)->tmp.reuse_message [L1665] RET, EXPR (s->s3)->tmp.reuse_message [L1665] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1694] skip = 0 VAL [init=1, SSLv3_server_data={24585:0}] [L1135] COND TRUE 1 VAL [init=1, SSLv3_server_data={24585:0}] [L1137] CALL, EXPR s->state [L1137] RET, EXPR s->state [L1137] state = s->state [L1138] CALL, EXPR s->state [L1138] RET, EXPR s->state [L1138] COND FALSE !(s->state == 12292) [L1141] CALL, EXPR s->state [L1141] RET, EXPR s->state [L1141] COND FALSE !(s->state == 16384) [L1144] CALL, EXPR s->state [L1144] RET, EXPR s->state [L1144] COND FALSE !(s->state == 8192) [L1147] CALL, EXPR s->state [L1147] RET, EXPR s->state [L1147] COND FALSE !(s->state == 24576) [L1150] CALL, EXPR s->state [L1150] RET, EXPR s->state [L1150] COND FALSE !(s->state == 8195) [L1153] CALL, EXPR s->state [L1153] RET, EXPR s->state [L1153] COND FALSE !(s->state == 8480) [L1156] CALL, EXPR s->state [L1156] RET, EXPR s->state [L1156] COND FALSE !(s->state == 8481) [L1159] CALL, EXPR s->state [L1159] RET, EXPR s->state [L1159] COND FALSE !(s->state == 8482) [L1162] CALL, EXPR s->state [L1162] RET, EXPR s->state [L1162] COND FALSE !(s->state == 8464) [L1165] CALL, EXPR s->state [L1165] RET, EXPR s->state [L1165] COND FALSE !(s->state == 8465) [L1168] CALL, EXPR s->state [L1168] RET, EXPR s->state [L1168] COND FALSE !(s->state == 8466) [L1171] CALL, EXPR s->state [L1171] RET, EXPR s->state [L1171] COND FALSE !(s->state == 8496) [L1174] CALL, EXPR s->state [L1174] RET, EXPR s->state [L1174] COND FALSE !(s->state == 8497) [L1177] CALL, EXPR s->state [L1177] RET, EXPR s->state [L1177] COND FALSE !(s->state == 8512) [L1180] CALL, EXPR s->state [L1180] RET, EXPR s->state [L1180] COND FALSE !(s->state == 8513) [L1183] CALL, EXPR s->state [L1183] RET, EXPR s->state [L1183] COND FALSE !(s->state == 8528) [L1186] CALL, EXPR s->state [L1186] RET, EXPR s->state [L1186] COND FALSE !(s->state == 8529) [L1189] CALL, EXPR s->state [L1189] RET, EXPR s->state [L1189] COND FALSE !(s->state == 8544) [L1192] CALL, EXPR s->state [L1192] RET, EXPR s->state [L1192] COND FALSE !(s->state == 8545) [L1195] CALL, EXPR s->state [L1195] RET, EXPR s->state [L1195] COND FALSE !(s->state == 8560) [L1198] CALL, EXPR s->state [L1198] RET, EXPR s->state [L1198] COND FALSE !(s->state == 8561) [L1201] CALL, EXPR s->state [L1201] RET, EXPR s->state [L1201] COND FALSE !(s->state == 8448) [L1204] CALL, EXPR s->state [L1204] RET, EXPR s->state [L1204] COND FALSE !(s->state == 8576) [L1207] CALL, EXPR s->state [L1207] RET, EXPR s->state [L1207] COND FALSE !(s->state == 8577) [L1210] CALL, EXPR s->state [L1210] RET, EXPR s->state [L1210] COND FALSE !(s->state == 8592) [L1213] CALL, EXPR s->state [L1213] RET, EXPR s->state [L1213] COND FALSE !(s->state == 8593) [L1216] CALL, EXPR s->state [L1216] RET, EXPR s->state [L1216] COND FALSE !(s->state == 8608) [L1219] CALL, EXPR s->state [L1219] RET, EXPR s->state [L1219] COND FALSE !(s->state == 8609) [L1222] CALL, EXPR s->state [L1222] RET, EXPR s->state [L1222] COND FALSE !(s->state == 8640) [L1225] CALL, EXPR s->state [L1225] RET, EXPR s->state [L1225] COND FALSE !(s->state == 8641) [L1228] CALL, EXPR s->state [L1228] RET, EXPR s->state [L1228] COND TRUE s->state == 8656 [L1552] CALL, EXPR s->session [L1552] RET, EXPR s->session [L1552] CALL, EXPR s->s3 [L1552] RET, EXPR s->s3 [L1552] CALL, EXPR (s->s3)->tmp.new_cipher [L1552] RET, EXPR (s->s3)->tmp.new_cipher [L1552] CALL (s->session)->cipher = (s->s3)->tmp.new_cipher [L1552] RET (s->session)->cipher = (s->s3)->tmp.new_cipher [L1553] tmp___9 = __VERIFIER_nondet_int() [L1554] COND FALSE !(! tmp___9) [L1560] ret = __VERIFIER_nondet_int() [L1561] COND TRUE blastFlag == 2 [L1562] blastFlag = 5 VAL [init=1, SSLv3_server_data={24585:0}] [L1566] COND FALSE !(ret <= 0) [L1571] CALL s->state = 8672 [L1571] RET s->state = 8672 [L1572] CALL s->init_num = 0 [L1572] RET s->init_num = 0 [L1573] tmp___10 = __VERIFIER_nondet_int() [L1574] COND FALSE !(! tmp___10) VAL [init=1, SSLv3_server_data={24585:0}] [L1665] CALL, EXPR s->s3 [L1665] RET, EXPR s->s3 [L1665] CALL, EXPR (s->s3)->tmp.reuse_message [L1665] RET, EXPR (s->s3)->tmp.reuse_message [L1665] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1694] skip = 0 VAL [init=1, SSLv3_server_data={24585:0}] [L1135] COND TRUE 1 VAL [init=1, SSLv3_server_data={24585:0}] [L1137] CALL, EXPR s->state [L1137] RET, EXPR s->state [L1137] state = s->state [L1138] CALL, EXPR s->state [L1138] RET, EXPR s->state [L1138] COND FALSE !(s->state == 12292) [L1141] CALL, EXPR s->state [L1141] RET, EXPR s->state [L1141] COND FALSE !(s->state == 16384) [L1144] CALL, EXPR s->state [L1144] RET, EXPR s->state [L1144] COND FALSE !(s->state == 8192) [L1147] CALL, EXPR s->state [L1147] RET, EXPR s->state [L1147] COND FALSE !(s->state == 24576) [L1150] CALL, EXPR s->state [L1150] RET, EXPR s->state [L1150] COND FALSE !(s->state == 8195) [L1153] CALL, EXPR s->state [L1153] RET, EXPR s->state [L1153] COND FALSE !(s->state == 8480) [L1156] CALL, EXPR s->state [L1156] RET, EXPR s->state [L1156] COND FALSE !(s->state == 8481) [L1159] CALL, EXPR s->state [L1159] RET, EXPR s->state [L1159] COND FALSE !(s->state == 8482) [L1162] CALL, EXPR s->state [L1162] RET, EXPR s->state [L1162] COND FALSE !(s->state == 8464) [L1165] CALL, EXPR s->state [L1165] RET, EXPR s->state [L1165] COND FALSE !(s->state == 8465) [L1168] CALL, EXPR s->state [L1168] RET, EXPR s->state [L1168] COND FALSE !(s->state == 8466) [L1171] CALL, EXPR s->state [L1171] RET, EXPR s->state [L1171] COND FALSE !(s->state == 8496) [L1174] CALL, EXPR s->state [L1174] RET, EXPR s->state [L1174] COND FALSE !(s->state == 8497) [L1177] CALL, EXPR s->state [L1177] RET, EXPR s->state [L1177] COND FALSE !(s->state == 8512) [L1180] CALL, EXPR s->state [L1180] RET, EXPR s->state [L1180] COND FALSE !(s->state == 8513) [L1183] CALL, EXPR s->state [L1183] RET, EXPR s->state [L1183] COND FALSE !(s->state == 8528) [L1186] CALL, EXPR s->state [L1186] RET, EXPR s->state [L1186] COND FALSE !(s->state == 8529) [L1189] CALL, EXPR s->state [L1189] RET, EXPR s->state [L1189] COND FALSE !(s->state == 8544) [L1192] CALL, EXPR s->state [L1192] RET, EXPR s->state [L1192] COND FALSE !(s->state == 8545) [L1195] CALL, EXPR s->state [L1195] RET, EXPR s->state [L1195] COND FALSE !(s->state == 8560) [L1198] CALL, EXPR s->state [L1198] RET, EXPR s->state [L1198] COND FALSE !(s->state == 8561) [L1201] CALL, EXPR s->state [L1201] RET, EXPR s->state [L1201] COND FALSE !(s->state == 8448) [L1204] CALL, EXPR s->state [L1204] RET, EXPR s->state [L1204] COND FALSE !(s->state == 8576) [L1207] CALL, EXPR s->state [L1207] RET, EXPR s->state [L1207] COND FALSE !(s->state == 8577) [L1210] CALL, EXPR s->state [L1210] RET, EXPR s->state [L1210] COND FALSE !(s->state == 8592) [L1213] CALL, EXPR s->state [L1213] RET, EXPR s->state [L1213] COND FALSE !(s->state == 8593) [L1216] CALL, EXPR s->state [L1216] RET, EXPR s->state [L1216] COND FALSE !(s->state == 8608) [L1219] CALL, EXPR s->state [L1219] RET, EXPR s->state [L1219] COND FALSE !(s->state == 8609) [L1222] CALL, EXPR s->state [L1222] RET, EXPR s->state [L1222] COND FALSE !(s->state == 8640) [L1225] CALL, EXPR s->state [L1225] RET, EXPR s->state [L1225] COND FALSE !(s->state == 8641) [L1228] CALL, EXPR s->state [L1228] RET, EXPR s->state [L1228] COND FALSE !(s->state == 8656) [L1231] CALL, EXPR s->state [L1231] RET, EXPR s->state [L1231] COND FALSE !(s->state == 8657) [L1234] CALL, EXPR s->state [L1234] RET, EXPR s->state [L1234] COND TRUE s->state == 8672 [L1583] ret = __VERIFIER_nondet_int() [L1584] COND FALSE !(blastFlag == 4) VAL [init=1, SSLv3_server_data={24585:0}] [L1587] COND TRUE blastFlag == 5 VAL [init=1, SSLv3_server_data={24585:0}] [L1706] __VERIFIER_error() VAL [init=1, SSLv3_server_data={24585:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 157 locations, 1 error locations. UNSAFE Result, 2.1s OverallTime, 7 OverallIterations, 4 TraceHistogramMax, 0.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1682 SDtfs, 687 SDslu, 1086 SDs, 0 SdLazy, 409 SolverSat, 35 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=651occurred in iteration=5, 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, 6 MinimizatonAttempts, 96 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 705 NumberOfCodeBlocks, 705 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 563 ConstructedInterpolants, 0 QuantifiedInterpolants, 126407 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 305/305 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 03:12:13,220 INFO L170 SettingsManager]: Resetting all preferences to default values... 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[2018-11-10 03:12:13,248 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:12:13,248 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:12:13,249 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:12:13,250 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:12:13,251 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:12:13,251 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:12:13,252 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:12:13,252 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:12:13,252 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:12:13,253 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:12:13,253 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:12:13,253 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:12:13,254 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:12:13,255 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 03:12:13,265 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:12:13,265 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:12:13,266 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:12:13,266 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 03:12:13,267 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 03:12:13,267 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 03:12:13,267 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 03:12:13,267 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 03:12:13,268 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:12:13,268 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:12:13,268 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:12:13,268 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:12:13,268 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:12:13,268 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:12:13,268 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:12:13,268 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 03:12:13,269 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 03:12:13,269 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:12:13,269 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:12:13,269 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:12:13,269 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:12:13,269 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 03:12:13,269 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:12:13,269 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 03:12:13,271 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 03:12:13,271 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:12:13,271 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:12:13,271 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:12:13,271 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 03:12:13,272 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:12:13,272 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 03:12:13,272 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 03:12:13,272 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_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/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 -> 9c69768cb083538b139479bdbb35676eb3378c1b [2018-11-10 03:12:13,300 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:12:13,308 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:12:13,310 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:12:13,311 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:12:13,312 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:12:13,312 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/bin-2019/utaipan/../../sv-benchmarks/c/ssh/s3_srvr.blast.01_false-unreach-call.i.cil.c [2018-11-10 03:12:13,349 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/bin-2019/utaipan/data/430c135b0/84274d1b60d54d1fbf566e0c3e3dbebf/FLAGac8e788f9 [2018-11-10 03:12:13,725 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:12:13,726 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/sv-benchmarks/c/ssh/s3_srvr.blast.01_false-unreach-call.i.cil.c [2018-11-10 03:12:13,739 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/bin-2019/utaipan/data/430c135b0/84274d1b60d54d1fbf566e0c3e3dbebf/FLAGac8e788f9 [2018-11-10 03:12:13,748 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/bin-2019/utaipan/data/430c135b0/84274d1b60d54d1fbf566e0c3e3dbebf [2018-11-10 03:12:13,751 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:12:13,752 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 03:12:13,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:12:13,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:12:13,755 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:12:13,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:12:13" (1/1) ... [2018-11-10 03:12:13,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63772af7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:13, skipping insertion in model container [2018-11-10 03:12:13,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:12:13" (1/1) ... [2018-11-10 03:12:13,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:12:13,813 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:12:14,261 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:12:14,271 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:12:14,490 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:12:14,503 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:12:14,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:14 WrapperNode [2018-11-10 03:12:14,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:12:14,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 03:12:14,504 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 03:12:14,504 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 03:12:14,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:14" (1/1) ... [2018-11-10 03:12:14,583 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:14" (1/1) ... [2018-11-10 03:12:14,630 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 03:12:14,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:12:14,631 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:12:14,631 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:12:14,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:14" (1/1) ... [2018-11-10 03:12:14,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:14" (1/1) ... [2018-11-10 03:12:14,652 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:14" (1/1) ... [2018-11-10 03:12:14,652 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:14" (1/1) ... [2018-11-10 03:12:14,685 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:14" (1/1) ... [2018-11-10 03:12:14,693 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:14" (1/1) ... [2018-11-10 03:12:14,698 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:14" (1/1) ... [2018-11-10 03:12:14,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:12:14,705 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:12:14,705 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:12:14,706 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:12:14,707 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/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 03:12:14,756 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 03:12:14,757 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 03:12:14,757 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2018-11-10 03:12:14,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2018-11-10 03:12:14,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 03:12:14,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 03:12:14,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:12:14,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:12:17,196 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 03:12:17,196 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 03:12:17,996 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:12:17,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:12:17 BoogieIcfgContainer [2018-11-10 03:12:17,996 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 03:12:17,998 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 03:12:17,998 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 03:12:18,000 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 03:12:18,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 03:12:13" (1/3) ... [2018-11-10 03:12:18,001 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c43c67c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 03:12:18, skipping insertion in model container [2018-11-10 03:12:18,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:14" (2/3) ... [2018-11-10 03:12:18,002 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c43c67c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 03:12:18, skipping insertion in model container [2018-11-10 03:12:18,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:12:17" (3/3) ... [2018-11-10 03:12:18,003 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.01_false-unreach-call.i.cil.c [2018-11-10 03:12:18,013 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 03:12:18,019 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 03:12:18,030 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 03:12:18,052 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 03:12:18,052 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 03:12:18,053 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 03:12:18,053 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 03:12:18,053 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 03:12:18,053 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 03:12:18,053 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 03:12:18,053 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 03:12:18,053 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 03:12:18,067 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states. [2018-11-10 03:12:18,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 03:12:18,073 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:12:18,074 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 03:12:18,075 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:12:18,078 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:12:18,079 INFO L82 PathProgramCache]: Analyzing trace with hash -1678550896, now seen corresponding path program 1 times [2018-11-10 03:12:18,082 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 03:12:18,083 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/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 03:12:18,096 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:12:18,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:18,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:12:18,325 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 03:12:18,325 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 03:12:18,330 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:12:18,330 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 03:12:18,334 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 03:12:18,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 03:12:18,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 03:12:18,346 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 3 states. [2018-11-10 03:12:18,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:12:18,433 INFO L93 Difference]: Finished difference Result 429 states and 715 transitions. [2018-11-10 03:12:18,433 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 03:12:18,435 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-10 03:12:18,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:12:18,447 INFO L225 Difference]: With dead ends: 429 [2018-11-10 03:12:18,447 INFO L226 Difference]: Without dead ends: 261 [2018-11-10 03:12:18,450 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 03:12:18,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2018-11-10 03:12:18,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 261. [2018-11-10 03:12:18,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 261 states. [2018-11-10 03:12:18,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 389 transitions. [2018-11-10 03:12:18,502 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 389 transitions. Word has length 52 [2018-11-10 03:12:18,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:12:18,503 INFO L481 AbstractCegarLoop]: Abstraction has 261 states and 389 transitions. [2018-11-10 03:12:18,503 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 03:12:18,503 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 389 transitions. [2018-11-10 03:12:18,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-10 03:12:18,505 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:12:18,506 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 03:12:18,507 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:12:18,507 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:12:18,507 INFO L82 PathProgramCache]: Analyzing trace with hash -1533757696, now seen corresponding path program 1 times [2018-11-10 03:12:18,508 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 03:12:18,508 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/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 03:12:18,526 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:12:18,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:18,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:12:18,715 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 03:12:18,715 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 03:12:18,718 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:12:18,718 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 03:12:18,719 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 03:12:18,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 03:12:18,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 03:12:18,720 INFO L87 Difference]: Start difference. First operand 261 states and 389 transitions. Second operand 3 states. [2018-11-10 03:12:18,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:12:18,793 INFO L93 Difference]: Finished difference Result 506 states and 764 transitions. [2018-11-10 03:12:18,793 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 03:12:18,794 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 70 [2018-11-10 03:12:18,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:12:18,796 INFO L225 Difference]: With dead ends: 506 [2018-11-10 03:12:18,796 INFO L226 Difference]: Without dead ends: 381 [2018-11-10 03:12:18,797 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 03:12:18,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2018-11-10 03:12:18,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 381. [2018-11-10 03:12:18,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2018-11-10 03:12:18,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 568 transitions. [2018-11-10 03:12:18,818 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 568 transitions. Word has length 70 [2018-11-10 03:12:18,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:12:18,818 INFO L481 AbstractCegarLoop]: Abstraction has 381 states and 568 transitions. [2018-11-10 03:12:18,819 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 03:12:18,819 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 568 transitions. [2018-11-10 03:12:18,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 03:12:18,821 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:12:18,822 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 03:12:18,823 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:12:18,823 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:12:18,823 INFO L82 PathProgramCache]: Analyzing trace with hash -1274583719, now seen corresponding path program 1 times [2018-11-10 03:12:18,824 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 03:12:18,824 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/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 03:12:18,846 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:12:18,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:18,989 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:12:19,047 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 03:12:19,048 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 03:12:19,052 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:12:19,052 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 03:12:19,052 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 03:12:19,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 03:12:19,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 03:12:19,053 INFO L87 Difference]: Start difference. First operand 381 states and 568 transitions. Second operand 3 states. [2018-11-10 03:12:19,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:12:19,099 INFO L93 Difference]: Finished difference Result 747 states and 1124 transitions. [2018-11-10 03:12:19,100 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 03:12:19,100 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2018-11-10 03:12:19,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:12:19,102 INFO L225 Difference]: With dead ends: 747 [2018-11-10 03:12:19,102 INFO L226 Difference]: Without dead ends: 502 [2018-11-10 03:12:19,104 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 03:12:19,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2018-11-10 03:12:19,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 502. [2018-11-10 03:12:19,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 502 states. [2018-11-10 03:12:19,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 749 transitions. [2018-11-10 03:12:19,120 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 749 transitions. Word has length 93 [2018-11-10 03:12:19,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:12:19,121 INFO L481 AbstractCegarLoop]: Abstraction has 502 states and 749 transitions. [2018-11-10 03:12:19,121 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 03:12:19,121 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 749 transitions. [2018-11-10 03:12:19,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-10 03:12:19,124 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:12:19,124 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 03:12:19,125 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:12:19,125 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:12:19,125 INFO L82 PathProgramCache]: Analyzing trace with hash 1716561609, now seen corresponding path program 1 times [2018-11-10 03:12:19,126 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 03:12:19,126 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/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 03:12:19,148 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:12:19,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:19,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:12:19,377 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 03:12:19,377 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 03:12:19,379 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:12:19,380 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 03:12:19,380 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 03:12:19,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 03:12:19,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 03:12:19,381 INFO L87 Difference]: Start difference. First operand 502 states and 749 transitions. Second operand 3 states. [2018-11-10 03:12:19,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:12:19,427 INFO L93 Difference]: Finished difference Result 865 states and 1295 transitions. [2018-11-10 03:12:19,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 03:12:19,428 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 135 [2018-11-10 03:12:19,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:12:19,430 INFO L225 Difference]: With dead ends: 865 [2018-11-10 03:12:19,430 INFO L226 Difference]: Without dead ends: 499 [2018-11-10 03:12:19,431 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 133 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 03:12:19,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2018-11-10 03:12:19,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 499. [2018-11-10 03:12:19,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 499 states. [2018-11-10 03:12:19,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 739 transitions. [2018-11-10 03:12:19,452 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 739 transitions. Word has length 135 [2018-11-10 03:12:19,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:12:19,453 INFO L481 AbstractCegarLoop]: Abstraction has 499 states and 739 transitions. [2018-11-10 03:12:19,453 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 03:12:19,453 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 739 transitions. [2018-11-10 03:12:19,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-10 03:12:19,455 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:12:19,456 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, 1] [2018-11-10 03:12:19,456 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:12:19,456 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:12:19,456 INFO L82 PathProgramCache]: Analyzing trace with hash 1673802280, now seen corresponding path program 1 times [2018-11-10 03:12:19,457 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 03:12:19,457 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/bin-2019/utaipan/cvc4nyu Starting monitored process 6 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 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-10 03:12:19,477 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:12:20,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:20,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 03:12:21,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-11-10 03:12:21,038 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-10 03:12:21,038 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 03:12:21,042 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 03:12:21,052 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 03:12:21,052 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:13 [2018-11-10 03:12:21,090 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2018-11-10 03:12:21,095 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 03:12:21,098 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-11-10 03:12:21,099 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 03:12:21,109 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 03:12:21,122 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 03:12:21,122 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:13 [2018-11-10 03:12:21,178 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 03:12:21,178 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 03:12:21,184 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 03:12:21,185 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 03:12:21,185 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 03:12:21,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 03:12:21,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-11-10 03:12:21,186 INFO L87 Difference]: Start difference. First operand 499 states and 739 transitions. Second operand 7 states. [2018-11-10 03:12:24,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 03:12:24,248 INFO L93 Difference]: Finished difference Result 1137 states and 1686 transitions. [2018-11-10 03:12:24,249 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 03:12:24,249 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 136 [2018-11-10 03:12:24,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 03:12:24,252 INFO L225 Difference]: With dead ends: 1137 [2018-11-10 03:12:24,252 INFO L226 Difference]: Without dead ends: 652 [2018-11-10 03:12:24,253 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2018-11-10 03:12:24,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 652 states. [2018-11-10 03:12:24,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 652 to 577. [2018-11-10 03:12:24,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 577 states. [2018-11-10 03:12:24,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 577 states and 871 transitions. [2018-11-10 03:12:24,274 INFO L78 Accepts]: Start accepts. Automaton has 577 states and 871 transitions. Word has length 136 [2018-11-10 03:12:24,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 03:12:24,274 INFO L481 AbstractCegarLoop]: Abstraction has 577 states and 871 transitions. [2018-11-10 03:12:24,275 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 03:12:24,275 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 871 transitions. [2018-11-10 03:12:24,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-10 03:12:24,276 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 03:12:24,277 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, 1] [2018-11-10 03:12:24,277 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 03:12:24,277 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:12:24,277 INFO L82 PathProgramCache]: Analyzing trace with hash -2034888794, now seen corresponding path program 1 times [2018-11-10 03:12:24,279 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 03:12:24,279 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/bin-2019/utaipan/cvc4nyu Starting monitored process 7 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 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-10 03:12:24,301 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 03:12:26,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:12:29,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 03:12:30,033 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-10 03:12:30,052 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:12:30,053 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:12:30,054 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:12:30,054 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:12:30,055 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:12:30,055 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:12:30,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 03:12:30 BoogieIcfgContainer [2018-11-10 03:12:30,111 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 03:12:30,111 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 03:12:30,112 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 03:12:30,112 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 03:12:30,113 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:12:17" (3/4) ... [2018-11-10 03:12:30,115 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-10 03:12:30,119 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:12:30,119 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:12:30,120 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:12:30,120 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:12:30,120 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:12:30,120 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 03:12:30,195 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d72b4bbe-2cb2-4e34-a75b-84bdb2dd2cfe/bin-2019/utaipan/witness.graphml [2018-11-10 03:12:30,195 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 03:12:30,196 INFO L168 Benchmark]: Toolchain (without parser) took 16444.87 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 224.9 MB). Free memory was 946.5 MB in the beginning and 811.8 MB in the end (delta: 134.7 MB). Peak memory consumption was 359.6 MB. Max. memory is 11.5 GB. [2018-11-10 03:12:30,197 INFO L168 Benchmark]: CDTParser took 0.14 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 03:12:30,197 INFO L168 Benchmark]: CACSL2BoogieTranslator took 751.53 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 785.3 MB in the end (delta: 161.3 MB). Peak memory consumption was 161.3 MB. Max. memory is 11.5 GB. [2018-11-10 03:12:30,197 INFO L168 Benchmark]: Boogie Procedure Inliner took 126.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 785.3 MB in the beginning and 1.1 GB in the end (delta: -344.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. [2018-11-10 03:12:30,199 INFO L168 Benchmark]: Boogie Preprocessor took 74.30 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: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 11.5 GB. [2018-11-10 03:12:30,199 INFO L168 Benchmark]: RCFGBuilder took 3291.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 948.3 MB in the end (delta: 175.7 MB). Peak memory consumption was 175.7 MB. Max. memory is 11.5 GB. [2018-11-10 03:12:30,199 INFO L168 Benchmark]: TraceAbstraction took 12113.44 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 81.3 MB). Free memory was 948.3 MB in the beginning and 826.7 MB in the end (delta: 121.6 MB). Peak memory consumption was 202.9 MB. Max. memory is 11.5 GB. [2018-11-10 03:12:30,200 INFO L168 Benchmark]: Witness Printer took 83.87 ms. Allocated memory is still 1.3 GB. Free memory was 826.7 MB in the beginning and 811.8 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. [2018-11-10 03:12:30,201 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 751.53 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 785.3 MB in the end (delta: 161.3 MB). Peak memory consumption was 161.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 126.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 785.3 MB in the beginning and 1.1 GB in the end (delta: -344.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 74.30 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: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3291.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 948.3 MB in the end (delta: 175.7 MB). Peak memory consumption was 175.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 12113.44 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 81.3 MB). Free memory was 948.3 MB in the beginning and 826.7 MB in the end (delta: 121.6 MB). Peak memory consumption was 202.9 MB. Max. memory is 11.5 GB. * Witness Printer took 83.87 ms. Allocated memory is still 1.3 GB. Free memory was 826.7 MB in the beginning and 811.8 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 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: 1706]: 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={-1224602382:0}] [L1081] BUF_MEM *buf = __VERIFIER_nondet_pointer() ; [L1082] unsigned long l ; [L1083] unsigned long Time ; [L1084] unsigned long tmp = __VERIFIER_nondet_long() ; [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 ; [L1095] int tmp___4 ; [L1096] int tmp___5 ; [L1097] int tmp___6 ; [L1098] int tmp___7 ; [L1099] long tmp___8 = __VERIFIER_nondet_long() ; [L1100] int tmp___9 ; [L1101] int tmp___10 ; [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] Time = tmp [L1110] cb = (void (*)())((void *)0) [L1111] ret = -1 [L1112] skip = 0 [L1113] got_new_session = 0 [L1114] CALL, EXPR s->info_callback [L1114] RET, EXPR s->info_callback [L1114] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1115] CALL, EXPR s->info_callback [L1115] RET, EXPR s->info_callback [L1115] cb = s->info_callback [L1119] CALL, EXPR s->in_handshake [L1119] RET, EXPR s->in_handshake [L1119] CALL s->in_handshake += 1 [L1119] RET s->in_handshake += 1 [L1120] COND FALSE !(tmp___1 & 12288) VAL [init=1, SSLv3_server_data={-1224602382:0}] [L1129] CALL, EXPR s->cert [L1129] RET, EXPR s->cert [L1129] COND FALSE !((unsigned long )s->cert == (unsigned long )((void *)0)) [L1135] COND TRUE 1 VAL [init=1, SSLv3_server_data={-1224602382:0}] [L1137] CALL, EXPR s->state [L1137] RET, EXPR s->state [L1137] state = s->state [L1138] CALL, EXPR s->state [L1138] RET, EXPR s->state [L1138] COND FALSE !(s->state == 12292) [L1141] CALL, EXPR s->state [L1141] RET, EXPR s->state [L1141] COND FALSE !(s->state == 16384) [L1144] CALL, EXPR s->state [L1144] RET, EXPR s->state [L1144] COND FALSE !(s->state == 8192) [L1147] CALL, EXPR s->state [L1147] RET, EXPR s->state [L1147] COND FALSE !(s->state == 24576) [L1150] CALL, EXPR s->state [L1150] RET, EXPR s->state [L1150] COND FALSE !(s->state == 8195) [L1153] CALL, EXPR s->state [L1153] RET, EXPR s->state [L1153] COND FALSE !(s->state == 8480) [L1156] CALL, EXPR s->state [L1156] RET, EXPR s->state [L1156] COND FALSE !(s->state == 8481) [L1159] CALL, EXPR s->state [L1159] RET, EXPR s->state [L1159] COND FALSE !(s->state == 8482) [L1162] CALL, EXPR s->state [L1162] RET, EXPR s->state [L1162] COND TRUE s->state == 8464 [L1318] CALL s->shutdown = 0 [L1318] RET s->shutdown = 0 [L1319] ret = __VERIFIER_nondet_int() [L1320] COND TRUE blastFlag == 0 [L1321] blastFlag = 1 VAL [init=1, SSLv3_server_data={-1224602382:0}] [L1325] COND FALSE !(ret <= 0) [L1330] got_new_session = 1 [L1331] CALL s->state = 8496 [L1331] RET s->state = 8496 [L1332] CALL s->init_num = 0 [L1332] RET s->init_num = 0 [L1665] CALL, EXPR s->s3 [L1665] RET, EXPR s->s3 [L1665] CALL, EXPR (s->s3)->tmp.reuse_message [L1665] RET, EXPR (s->s3)->tmp.reuse_message [L1665] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1694] skip = 0 VAL [init=1, SSLv3_server_data={-1224602382:0}] [L1135] COND TRUE 1 VAL [init=1, SSLv3_server_data={-1224602382:0}] [L1137] CALL, EXPR s->state [L1137] RET, EXPR s->state [L1137] state = s->state [L1138] CALL, EXPR s->state [L1138] RET, EXPR s->state [L1138] COND FALSE !(s->state == 12292) [L1141] CALL, EXPR s->state [L1141] RET, EXPR s->state [L1141] COND FALSE !(s->state == 16384) [L1144] CALL, EXPR s->state [L1144] RET, EXPR s->state [L1144] COND FALSE !(s->state == 8192) [L1147] CALL, EXPR s->state [L1147] RET, EXPR s->state [L1147] COND FALSE !(s->state == 24576) [L1150] CALL, EXPR s->state [L1150] RET, EXPR s->state [L1150] COND FALSE !(s->state == 8195) [L1153] CALL, EXPR s->state [L1153] RET, EXPR s->state [L1153] COND FALSE !(s->state == 8480) [L1156] CALL, EXPR s->state [L1156] RET, EXPR s->state [L1156] COND FALSE !(s->state == 8481) [L1159] CALL, EXPR s->state [L1159] RET, EXPR s->state [L1159] COND FALSE !(s->state == 8482) [L1162] CALL, EXPR s->state [L1162] RET, EXPR s->state [L1162] COND FALSE !(s->state == 8464) [L1165] CALL, EXPR s->state [L1165] RET, EXPR s->state [L1165] COND FALSE !(s->state == 8465) [L1168] CALL, EXPR s->state [L1168] RET, EXPR s->state [L1168] COND FALSE !(s->state == 8466) [L1171] CALL, EXPR s->state [L1171] RET, EXPR s->state [L1171] COND TRUE s->state == 8496 [L1336] ret = __VERIFIER_nondet_int() [L1337] COND TRUE blastFlag == 1 [L1338] blastFlag = 2 VAL [init=1, SSLv3_server_data={-1224602382:0}] [L1342] COND FALSE !(ret <= 0) [L1347] CALL s->hit [L1347] RET s->hit [L1347] COND TRUE s->hit [L1348] CALL s->state = 8656 [L1348] RET s->state = 8656 [L1352] CALL s->init_num = 0 [L1352] RET s->init_num = 0 [L1665] CALL, EXPR s->s3 [L1665] RET, EXPR s->s3 [L1665] CALL, EXPR (s->s3)->tmp.reuse_message [L1665] RET, EXPR (s->s3)->tmp.reuse_message [L1665] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1694] skip = 0 VAL [init=1, SSLv3_server_data={-1224602382:0}] [L1135] COND TRUE 1 VAL [init=1, SSLv3_server_data={-1224602382:0}] [L1137] CALL, EXPR s->state [L1137] RET, EXPR s->state [L1137] state = s->state [L1138] CALL, EXPR s->state [L1138] RET, EXPR s->state [L1138] COND FALSE !(s->state == 12292) [L1141] CALL, EXPR s->state [L1141] RET, EXPR s->state [L1141] COND FALSE !(s->state == 16384) [L1144] CALL, EXPR s->state [L1144] RET, EXPR s->state [L1144] COND FALSE !(s->state == 8192) [L1147] CALL, EXPR s->state [L1147] RET, EXPR s->state [L1147] COND FALSE !(s->state == 24576) [L1150] CALL, EXPR s->state [L1150] RET, EXPR s->state [L1150] COND FALSE !(s->state == 8195) [L1153] CALL, EXPR s->state [L1153] RET, EXPR s->state [L1153] COND FALSE !(s->state == 8480) [L1156] CALL, EXPR s->state [L1156] RET, EXPR s->state [L1156] COND FALSE !(s->state == 8481) [L1159] CALL, EXPR s->state [L1159] RET, EXPR s->state [L1159] COND FALSE !(s->state == 8482) [L1162] CALL, EXPR s->state [L1162] RET, EXPR s->state [L1162] COND FALSE !(s->state == 8464) [L1165] CALL, EXPR s->state [L1165] RET, EXPR s->state [L1165] COND FALSE !(s->state == 8465) [L1168] CALL, EXPR s->state [L1168] RET, EXPR s->state [L1168] COND FALSE !(s->state == 8466) [L1171] CALL, EXPR s->state [L1171] RET, EXPR s->state [L1171] COND FALSE !(s->state == 8496) [L1174] CALL, EXPR s->state [L1174] RET, EXPR s->state [L1174] COND FALSE !(s->state == 8497) [L1177] CALL, EXPR s->state [L1177] RET, EXPR s->state [L1177] COND FALSE !(s->state == 8512) [L1180] CALL, EXPR s->state [L1180] RET, EXPR s->state [L1180] COND FALSE !(s->state == 8513) [L1183] CALL, EXPR s->state [L1183] RET, EXPR s->state [L1183] COND FALSE !(s->state == 8528) [L1186] CALL, EXPR s->state [L1186] RET, EXPR s->state [L1186] COND FALSE !(s->state == 8529) [L1189] CALL, EXPR s->state [L1189] RET, EXPR s->state [L1189] COND FALSE !(s->state == 8544) [L1192] CALL, EXPR s->state [L1192] RET, EXPR s->state [L1192] COND FALSE !(s->state == 8545) [L1195] CALL, EXPR s->state [L1195] RET, EXPR s->state [L1195] COND FALSE !(s->state == 8560) [L1198] CALL, EXPR s->state [L1198] RET, EXPR s->state [L1198] COND FALSE !(s->state == 8561) [L1201] CALL, EXPR s->state [L1201] RET, EXPR s->state [L1201] COND FALSE !(s->state == 8448) [L1204] CALL, EXPR s->state [L1204] RET, EXPR s->state [L1204] COND FALSE !(s->state == 8576) [L1207] CALL, EXPR s->state [L1207] RET, EXPR s->state [L1207] COND FALSE !(s->state == 8577) [L1210] CALL, EXPR s->state [L1210] RET, EXPR s->state [L1210] COND FALSE !(s->state == 8592) [L1213] CALL, EXPR s->state [L1213] RET, EXPR s->state [L1213] COND FALSE !(s->state == 8593) [L1216] CALL, EXPR s->state [L1216] RET, EXPR s->state [L1216] COND FALSE !(s->state == 8608) [L1219] CALL, EXPR s->state [L1219] RET, EXPR s->state [L1219] COND FALSE !(s->state == 8609) [L1222] CALL, EXPR s->state [L1222] RET, EXPR s->state [L1222] COND FALSE !(s->state == 8640) [L1225] CALL, EXPR s->state [L1225] RET, EXPR s->state [L1225] COND FALSE !(s->state == 8641) [L1228] CALL, EXPR s->state [L1228] RET, EXPR s->state [L1228] COND TRUE s->state == 8656 [L1552] CALL, EXPR s->session [L1552] RET, EXPR s->session [L1552] CALL, EXPR s->s3 [L1552] RET, EXPR s->s3 [L1552] CALL, EXPR (s->s3)->tmp.new_cipher [L1552] RET, EXPR (s->s3)->tmp.new_cipher [L1552] CALL (s->session)->cipher = (s->s3)->tmp.new_cipher [L1552] RET (s->session)->cipher = (s->s3)->tmp.new_cipher [L1553] tmp___9 = __VERIFIER_nondet_int() [L1554] COND FALSE !(! tmp___9) [L1560] ret = __VERIFIER_nondet_int() [L1561] COND TRUE blastFlag == 2 [L1562] blastFlag = 5 VAL [init=1, SSLv3_server_data={-1224602382:0}] [L1566] COND FALSE !(ret <= 0) [L1571] CALL s->state = 8672 [L1571] RET s->state = 8672 [L1572] CALL s->init_num = 0 [L1572] RET s->init_num = 0 [L1573] tmp___10 = __VERIFIER_nondet_int() [L1574] COND FALSE !(! tmp___10) VAL [init=1, SSLv3_server_data={-1224602382:0}] [L1665] CALL, EXPR s->s3 [L1665] RET, EXPR s->s3 [L1665] CALL, EXPR (s->s3)->tmp.reuse_message [L1665] RET, EXPR (s->s3)->tmp.reuse_message [L1665] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1694] skip = 0 VAL [init=1, SSLv3_server_data={-1224602382:0}] [L1135] COND TRUE 1 VAL [init=1, SSLv3_server_data={-1224602382:0}] [L1137] CALL, EXPR s->state [L1137] RET, EXPR s->state [L1137] state = s->state [L1138] CALL, EXPR s->state [L1138] RET, EXPR s->state [L1138] COND FALSE !(s->state == 12292) [L1141] CALL, EXPR s->state [L1141] RET, EXPR s->state [L1141] COND FALSE !(s->state == 16384) [L1144] CALL, EXPR s->state [L1144] RET, EXPR s->state [L1144] COND FALSE !(s->state == 8192) [L1147] CALL, EXPR s->state [L1147] RET, EXPR s->state [L1147] COND FALSE !(s->state == 24576) [L1150] CALL, EXPR s->state [L1150] RET, EXPR s->state [L1150] COND FALSE !(s->state == 8195) [L1153] CALL, EXPR s->state [L1153] RET, EXPR s->state [L1153] COND FALSE !(s->state == 8480) [L1156] CALL, EXPR s->state [L1156] RET, EXPR s->state [L1156] COND FALSE !(s->state == 8481) [L1159] CALL, EXPR s->state [L1159] RET, EXPR s->state [L1159] COND FALSE !(s->state == 8482) [L1162] CALL, EXPR s->state [L1162] RET, EXPR s->state [L1162] COND FALSE !(s->state == 8464) [L1165] CALL, EXPR s->state [L1165] RET, EXPR s->state [L1165] COND FALSE !(s->state == 8465) [L1168] CALL, EXPR s->state [L1168] RET, EXPR s->state [L1168] COND FALSE !(s->state == 8466) [L1171] CALL, EXPR s->state [L1171] RET, EXPR s->state [L1171] COND FALSE !(s->state == 8496) [L1174] CALL, EXPR s->state [L1174] RET, EXPR s->state [L1174] COND FALSE !(s->state == 8497) [L1177] CALL, EXPR s->state [L1177] RET, EXPR s->state [L1177] COND FALSE !(s->state == 8512) [L1180] CALL, EXPR s->state [L1180] RET, EXPR s->state [L1180] COND FALSE !(s->state == 8513) [L1183] CALL, EXPR s->state [L1183] RET, EXPR s->state [L1183] COND FALSE !(s->state == 8528) [L1186] CALL, EXPR s->state [L1186] RET, EXPR s->state [L1186] COND FALSE !(s->state == 8529) [L1189] CALL, EXPR s->state [L1189] RET, EXPR s->state [L1189] COND FALSE !(s->state == 8544) [L1192] CALL, EXPR s->state [L1192] RET, EXPR s->state [L1192] COND FALSE !(s->state == 8545) [L1195] CALL, EXPR s->state [L1195] RET, EXPR s->state [L1195] COND FALSE !(s->state == 8560) [L1198] CALL, EXPR s->state [L1198] RET, EXPR s->state [L1198] COND FALSE !(s->state == 8561) [L1201] CALL, EXPR s->state [L1201] RET, EXPR s->state [L1201] COND FALSE !(s->state == 8448) [L1204] CALL, EXPR s->state [L1204] RET, EXPR s->state [L1204] COND FALSE !(s->state == 8576) [L1207] CALL, EXPR s->state [L1207] RET, EXPR s->state [L1207] COND FALSE !(s->state == 8577) [L1210] CALL, EXPR s->state [L1210] RET, EXPR s->state [L1210] COND FALSE !(s->state == 8592) [L1213] CALL, EXPR s->state [L1213] RET, EXPR s->state [L1213] COND FALSE !(s->state == 8593) [L1216] CALL, EXPR s->state [L1216] RET, EXPR s->state [L1216] COND FALSE !(s->state == 8608) [L1219] CALL, EXPR s->state [L1219] RET, EXPR s->state [L1219] COND FALSE !(s->state == 8609) [L1222] CALL, EXPR s->state [L1222] RET, EXPR s->state [L1222] COND FALSE !(s->state == 8640) [L1225] CALL, EXPR s->state [L1225] RET, EXPR s->state [L1225] COND FALSE !(s->state == 8641) [L1228] CALL, EXPR s->state [L1228] RET, EXPR s->state [L1228] COND FALSE !(s->state == 8656) [L1231] CALL, EXPR s->state [L1231] RET, EXPR s->state [L1231] COND FALSE !(s->state == 8657) [L1234] CALL, EXPR s->state [L1234] RET, EXPR s->state [L1234] COND TRUE s->state == 8672 [L1583] ret = __VERIFIER_nondet_int() [L1584] COND FALSE !(blastFlag == 4) VAL [init=1, SSLv3_server_data={-1224602382:0}] [L1587] COND TRUE blastFlag == 5 VAL [init=1, SSLv3_server_data={-1224602382:0}] [L1706] __VERIFIER_error() VAL [init=1, SSLv3_server_data={-1224602382:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 157 locations, 1 error locations. UNSAFE Result, 12.0s OverallTime, 6 OverallIterations, 4 TraceHistogramMax, 3.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1524 SDtfs, 1002 SDslu, 1212 SDs, 0 SdLazy, 576 SolverSat, 30 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 2.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 484 GetRequests, 472 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=577occurred in iteration=5, 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, 5 MinimizatonAttempts, 75 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 3.9s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 622 NumberOfCodeBlocks, 622 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 481 ConstructedInterpolants, 0 QuantifiedInterpolants, 128924 SizeOfPredicates, 22 NumberOfNonLiveVariables, 3151 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 272/272 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...