./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/ssh-simplified/s3_srvr_10_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/ssh-simplified/s3_srvr_10_false-unreach-call_false-termination.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ea7c89af045fb1f9193ce0ab1c73013493909790 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.1.24-91b1670 [2018-11-28 16:09:32,033 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 16:09:32,035 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 16:09:32,047 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 16:09:32,047 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 16:09:32,048 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 16:09:32,050 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 16:09:32,052 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 16:09:32,053 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 16:09:32,054 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 16:09:32,055 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 16:09:32,055 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 16:09:32,056 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 16:09:32,057 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 16:09:32,059 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 16:09:32,060 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 16:09:32,060 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 16:09:32,062 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 16:09:32,065 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 16:09:32,066 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 16:09:32,067 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 16:09:32,069 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 16:09:32,071 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 16:09:32,072 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 16:09:32,072 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 16:09:32,073 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 16:09:32,074 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 16:09:32,075 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 16:09:32,076 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 16:09:32,077 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 16:09:32,078 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 16:09:32,078 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 16:09:32,079 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 16:09:32,079 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 16:09:32,080 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 16:09:32,081 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 16:09:32,082 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 16:09:32,097 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 16:09:32,098 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 16:09:32,098 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 16:09:32,098 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 16:09:32,100 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 16:09:32,100 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 16:09:32,100 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 16:09:32,100 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 16:09:32,100 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 16:09:32,100 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 16:09:32,101 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 16:09:32,101 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 16:09:32,101 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 16:09:32,101 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 16:09:32,101 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 16:09:32,101 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 16:09:32,103 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 16:09:32,103 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 16:09:32,103 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 16:09:32,103 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 16:09:32,104 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 16:09:32,104 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 16:09:32,104 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 16:09:32,104 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 16:09:32,104 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 16:09:32,104 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 16:09:32,106 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 16:09:32,106 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 16:09:32,106 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 16:09:32,106 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 16:09:32,106 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea7c89af045fb1f9193ce0ab1c73013493909790 [2018-11-28 16:09:32,142 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 16:09:32,155 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 16:09:32,159 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 16:09:32,161 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 16:09:32,161 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 16:09:32,162 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ssh-simplified/s3_srvr_10_false-unreach-call_false-termination.cil.c [2018-11-28 16:09:32,232 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e35dbe5d/9e6c55de3eb24c7cbfef8c3901d8e254/FLAG2d18cb92b [2018-11-28 16:09:32,775 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 16:09:32,775 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ssh-simplified/s3_srvr_10_false-unreach-call_false-termination.cil.c [2018-11-28 16:09:32,792 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e35dbe5d/9e6c55de3eb24c7cbfef8c3901d8e254/FLAG2d18cb92b [2018-11-28 16:09:33,081 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e35dbe5d/9e6c55de3eb24c7cbfef8c3901d8e254 [2018-11-28 16:09:33,084 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 16:09:33,085 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 16:09:33,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 16:09:33,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 16:09:33,091 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 16:09:33,091 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:09:33" (1/1) ... [2018-11-28 16:09:33,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c5201e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:33, skipping insertion in model container [2018-11-28 16:09:33,094 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:09:33" (1/1) ... [2018-11-28 16:09:33,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 16:09:33,162 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 16:09:33,475 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 16:09:33,486 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 16:09:33,593 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 16:09:33,610 INFO L195 MainTranslator]: Completed translation [2018-11-28 16:09:33,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:33 WrapperNode [2018-11-28 16:09:33,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 16:09:33,612 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 16:09:33,612 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 16:09:33,612 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 16:09:33,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:33" (1/1) ... [2018-11-28 16:09:33,712 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:33" (1/1) ... [2018-11-28 16:09:33,720 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 16:09:33,721 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 16:09:33,721 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 16:09:33,721 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 16:09:33,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:33" (1/1) ... [2018-11-28 16:09:33,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:33" (1/1) ... [2018-11-28 16:09:33,734 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:33" (1/1) ... [2018-11-28 16:09:33,734 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:33" (1/1) ... [2018-11-28 16:09:33,747 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:33" (1/1) ... [2018-11-28 16:09:33,761 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:33" (1/1) ... [2018-11-28 16:09:33,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:33" (1/1) ... [2018-11-28 16:09:33,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 16:09:33,770 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 16:09:33,770 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 16:09:33,770 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 16:09:33,771 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:33" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-11-28 16:09:33,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 16:09:33,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 16:09:33,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 16:09:33,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 16:09:33,845 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 16:09:33,845 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 16:09:33,845 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2018-11-28 16:09:33,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2018-11-28 16:09:34,117 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-28 16:09:34,118 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 16:09:35,090 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 16:09:35,090 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 16:09:35,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:09:35 BoogieIcfgContainer [2018-11-28 16:09:35,091 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 16:09:35,092 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 16:09:35,092 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 16:09:35,096 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 16:09:35,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:09:33" (1/3) ... [2018-11-28 16:09:35,097 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14a69398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:09:35, skipping insertion in model container [2018-11-28 16:09:35,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:33" (2/3) ... [2018-11-28 16:09:35,097 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14a69398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:09:35, skipping insertion in model container [2018-11-28 16:09:35,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:09:35" (3/3) ... [2018-11-28 16:09:35,100 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr_10_false-unreach-call_false-termination.cil.c [2018-11-28 16:09:35,109 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 16:09:35,116 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 16:09:35,130 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 16:09:35,163 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 16:09:35,164 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 16:09:35,164 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 16:09:35,164 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 16:09:35,165 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 16:09:35,165 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 16:09:35,165 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 16:09:35,165 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 16:09:35,165 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 16:09:35,187 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states. [2018-11-28 16:09:35,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-28 16:09:35,194 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:09:35,196 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 16:09:35,198 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:09:35,204 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:09:35,204 INFO L82 PathProgramCache]: Analyzing trace with hash 2014227619, now seen corresponding path program 1 times [2018-11-28 16:09:35,206 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:09:35,207 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:09:35,252 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:09:35,252 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:09:35,252 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:09:35,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:09:35,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:09:35,584 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 16:09:35,587 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 16:09:35,591 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 16:09:35,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 16:09:35,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 16:09:35,606 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 5 states. [2018-11-28 16:09:36,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:09:36,492 INFO L93 Difference]: Finished difference Result 321 states and 540 transitions. [2018-11-28 16:09:36,495 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 16:09:36,497 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2018-11-28 16:09:36,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:09:36,511 INFO L225 Difference]: With dead ends: 321 [2018-11-28 16:09:36,511 INFO L226 Difference]: Without dead ends: 158 [2018-11-28 16:09:36,515 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 16:09:36,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2018-11-28 16:09:36,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 156. [2018-11-28 16:09:36,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2018-11-28 16:09:36,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 241 transitions. [2018-11-28 16:09:36,576 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 241 transitions. Word has length 28 [2018-11-28 16:09:36,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:09:36,577 INFO L480 AbstractCegarLoop]: Abstraction has 156 states and 241 transitions. [2018-11-28 16:09:36,577 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 16:09:36,577 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 241 transitions. [2018-11-28 16:09:36,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-28 16:09:36,579 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:09:36,580 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 16:09:36,580 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:09:36,580 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:09:36,581 INFO L82 PathProgramCache]: Analyzing trace with hash 1323094779, now seen corresponding path program 1 times [2018-11-28 16:09:36,581 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:09:36,582 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:09:36,586 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:09:36,586 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:09:36,586 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:09:36,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:09:36,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:09:36,741 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 16:09:36,741 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 16:09:36,743 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 16:09:36,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 16:09:36,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 16:09:36,745 INFO L87 Difference]: Start difference. First operand 156 states and 241 transitions. Second operand 5 states. [2018-11-28 16:09:37,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:09:37,298 INFO L93 Difference]: Finished difference Result 319 states and 499 transitions. [2018-11-28 16:09:37,298 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 16:09:37,299 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2018-11-28 16:09:37,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:09:37,305 INFO L225 Difference]: With dead ends: 319 [2018-11-28 16:09:37,306 INFO L226 Difference]: Without dead ends: 176 [2018-11-28 16:09:37,311 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 16:09:37,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2018-11-28 16:09:37,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 174. [2018-11-28 16:09:37,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2018-11-28 16:09:37,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 272 transitions. [2018-11-28 16:09:37,351 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 272 transitions. Word has length 29 [2018-11-28 16:09:37,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:09:37,351 INFO L480 AbstractCegarLoop]: Abstraction has 174 states and 272 transitions. [2018-11-28 16:09:37,352 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 16:09:37,352 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 272 transitions. [2018-11-28 16:09:37,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-28 16:09:37,353 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:09:37,353 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 16:09:37,356 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:09:37,356 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:09:37,357 INFO L82 PathProgramCache]: Analyzing trace with hash 172406080, now seen corresponding path program 1 times [2018-11-28 16:09:37,357 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:09:37,357 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:09:37,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:09:37,358 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:09:37,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:09:37,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:09:37,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:09:37,506 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 16:09:37,506 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 16:09:37,507 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 16:09:37,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 16:09:37,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 16:09:37,508 INFO L87 Difference]: Start difference. First operand 174 states and 272 transitions. Second operand 5 states. [2018-11-28 16:09:37,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:09:37,970 INFO L93 Difference]: Finished difference Result 336 states and 529 transitions. [2018-11-28 16:09:37,973 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 16:09:37,973 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2018-11-28 16:09:37,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:09:37,975 INFO L225 Difference]: With dead ends: 336 [2018-11-28 16:09:37,975 INFO L226 Difference]: Without dead ends: 175 [2018-11-28 16:09:37,977 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 16:09:37,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2018-11-28 16:09:37,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 175. [2018-11-28 16:09:37,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2018-11-28 16:09:37,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 273 transitions. [2018-11-28 16:09:37,993 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 273 transitions. Word has length 29 [2018-11-28 16:09:37,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:09:37,994 INFO L480 AbstractCegarLoop]: Abstraction has 175 states and 273 transitions. [2018-11-28 16:09:37,994 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 16:09:37,994 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 273 transitions. [2018-11-28 16:09:37,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-28 16:09:37,996 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:09:37,997 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 16:09:37,997 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:09:37,997 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:09:37,997 INFO L82 PathProgramCache]: Analyzing trace with hash 923618867, now seen corresponding path program 1 times [2018-11-28 16:09:37,997 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:09:37,998 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:09:37,999 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:09:37,999 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:09:38,000 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:09:38,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:09:38,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:09:38,110 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 16:09:38,110 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 16:09:38,111 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 16:09:38,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 16:09:38,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 16:09:38,112 INFO L87 Difference]: Start difference. First operand 175 states and 273 transitions. Second operand 5 states. [2018-11-28 16:09:38,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:09:38,397 INFO L93 Difference]: Finished difference Result 346 states and 541 transitions. [2018-11-28 16:09:38,404 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 16:09:38,404 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2018-11-28 16:09:38,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:09:38,406 INFO L225 Difference]: With dead ends: 346 [2018-11-28 16:09:38,406 INFO L226 Difference]: Without dead ends: 184 [2018-11-28 16:09:38,408 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 16:09:38,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2018-11-28 16:09:38,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 184. [2018-11-28 16:09:38,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2018-11-28 16:09:38,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 282 transitions. [2018-11-28 16:09:38,444 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 282 transitions. Word has length 30 [2018-11-28 16:09:38,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:09:38,444 INFO L480 AbstractCegarLoop]: Abstraction has 184 states and 282 transitions. [2018-11-28 16:09:38,444 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 16:09:38,444 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 282 transitions. [2018-11-28 16:09:38,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-28 16:09:38,449 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:09:38,450 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 16:09:38,450 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:09:38,450 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:09:38,450 INFO L82 PathProgramCache]: Analyzing trace with hash 1826212233, now seen corresponding path program 1 times [2018-11-28 16:09:38,450 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:09:38,451 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:09:38,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:09:38,453 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:09:38,453 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:09:38,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:09:38,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:09:38,569 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 16:09:38,569 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 16:09:38,569 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 16:09:38,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 16:09:38,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 16:09:38,570 INFO L87 Difference]: Start difference. First operand 184 states and 282 transitions. Second operand 5 states. [2018-11-28 16:09:38,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:09:38,928 INFO L93 Difference]: Finished difference Result 365 states and 559 transitions. [2018-11-28 16:09:38,929 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 16:09:38,929 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2018-11-28 16:09:38,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:09:38,932 INFO L225 Difference]: With dead ends: 365 [2018-11-28 16:09:38,932 INFO L226 Difference]: Without dead ends: 194 [2018-11-28 16:09:38,933 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 16:09:38,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2018-11-28 16:09:38,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 184. [2018-11-28 16:09:38,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2018-11-28 16:09:38,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 280 transitions. [2018-11-28 16:09:38,961 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 280 transitions. Word has length 31 [2018-11-28 16:09:38,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:09:38,962 INFO L480 AbstractCegarLoop]: Abstraction has 184 states and 280 transitions. [2018-11-28 16:09:38,962 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 16:09:38,962 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 280 transitions. [2018-11-28 16:09:38,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-28 16:09:38,963 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:09:38,963 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 16:09:38,964 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:09:38,964 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:09:38,964 INFO L82 PathProgramCache]: Analyzing trace with hash 1370712817, now seen corresponding path program 1 times [2018-11-28 16:09:38,964 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:09:38,964 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:09:38,965 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:09:38,965 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:09:38,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:09:38,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:09:39,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:09:39,037 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 16:09:39,037 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 16:09:39,038 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 16:09:39,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 16:09:39,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 16:09:39,039 INFO L87 Difference]: Start difference. First operand 184 states and 280 transitions. Second operand 5 states. [2018-11-28 16:09:39,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:09:39,445 INFO L93 Difference]: Finished difference Result 365 states and 555 transitions. [2018-11-28 16:09:39,446 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 16:09:39,446 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2018-11-28 16:09:39,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:09:39,448 INFO L225 Difference]: With dead ends: 365 [2018-11-28 16:09:39,448 INFO L226 Difference]: Without dead ends: 194 [2018-11-28 16:09:39,449 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 16:09:39,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2018-11-28 16:09:39,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 184. [2018-11-28 16:09:39,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2018-11-28 16:09:39,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 278 transitions. [2018-11-28 16:09:39,480 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 278 transitions. Word has length 32 [2018-11-28 16:09:39,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:09:39,481 INFO L480 AbstractCegarLoop]: Abstraction has 184 states and 278 transitions. [2018-11-28 16:09:39,481 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 16:09:39,481 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 278 transitions. [2018-11-28 16:09:39,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-28 16:09:39,482 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:09:39,482 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 16:09:39,483 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:09:39,483 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:09:39,483 INFO L82 PathProgramCache]: Analyzing trace with hash -1592117890, now seen corresponding path program 1 times [2018-11-28 16:09:39,483 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:09:39,483 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:09:39,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:09:39,484 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:09:39,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:09:39,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 16:09:39,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 16:09:39,544 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-11-28 16:09:39,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:09:39 BoogieIcfgContainer [2018-11-28 16:09:39,638 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 16:09:39,639 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 16:09:39,639 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 16:09:39,639 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 16:09:39,639 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:09:35" (3/4) ... [2018-11-28 16:09:39,643 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-28 16:09:39,804 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 16:09:39,804 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 16:09:39,807 INFO L168 Benchmark]: Toolchain (without parser) took 6722.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 206.0 MB). Free memory was 947.3 MB in the beginning and 1.2 GB in the end (delta: -229.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 16:09:39,809 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 16:09:39,809 INFO L168 Benchmark]: CACSL2BoogieTranslator took 524.30 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 929.9 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-11-28 16:09:39,810 INFO L168 Benchmark]: Boogie Procedure Inliner took 108.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 929.9 MB in the beginning and 1.1 GB in the end (delta: -201.6 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2018-11-28 16:09:39,810 INFO L168 Benchmark]: Boogie Preprocessor took 48.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. [2018-11-28 16:09:39,810 INFO L168 Benchmark]: RCFGBuilder took 1321.47 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: 50.5 MB). Peak memory consumption was 50.5 MB. Max. memory is 11.5 GB. [2018-11-28 16:09:39,811 INFO L168 Benchmark]: TraceAbstraction took 4545.93 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 63.4 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -105.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 16:09:39,811 INFO L168 Benchmark]: Witness Printer took 165.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. [2018-11-28 16:09:39,816 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 524.30 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 929.9 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 108.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 929.9 MB in the beginning and 1.1 GB in the end (delta: -201.6 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1321.47 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: 50.5 MB). Peak memory consumption was 50.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4545.93 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 63.4 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -105.3 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 165.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 629]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L635] int s ; [L636] int tmp ; [L640] s = 8464 VAL [s=8464] [L641] CALL ssl3_accept(s) VAL [\old(initial_state)=8464] [L12] int s__info_callback = __VERIFIER_nondet_int() ; [L13] int s__in_handshake = __VERIFIER_nondet_int() ; [L14] int s__state ; [L15] int s__new_session ; [L16] int s__server ; [L17] int s__version = __VERIFIER_nondet_int() ; [L18] int s__type ; [L19] int s__init_num ; [L20] int s__hit = __VERIFIER_nondet_int() ; [L21] int s__rwstate ; [L22] int s__init_buf___0 ; [L23] int s__debug = __VERIFIER_nondet_int() ; [L24] int s__shutdown ; [L25] int s__cert = __VERIFIER_nondet_int() ; [L26] int s__options = __VERIFIER_nondet_int() ; [L27] int s__verify_mode = __VERIFIER_nondet_int() ; [L28] int s__session__peer = __VERIFIER_nondet_int() ; [L29] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int() ; [L30] int s__ctx__info_callback = __VERIFIER_nondet_int() ; [L31] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int() ; [L32] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int() ; [L33] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int() ; [L34] int s__s3__tmp__cert_request ; [L35] int s__s3__tmp__reuse_message ; [L36] int s__s3__tmp__use_rsa_tmp ; [L37] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int() ; [L38] int s__s3__tmp__new_cipher__algorithms ; [L39] int s__s3__tmp__next_state___0 ; [L40] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int() ; [L41] int s__session__cipher ; [L42] int buf = __VERIFIER_nondet_int() ; [L43] unsigned long l ; [L44] unsigned long Time ; [L45] unsigned long tmp = __VERIFIER_nondet_long() ; [L46] int cb ; [L47] long num1 ; [L48] int ret ; [L49] int new_state ; [L50] int state ; [L51] int skip ; [L52] int got_new_session ; [L53] int tmp___1 = __VERIFIER_nondet_int() ; [L54] int tmp___2 = __VERIFIER_nondet_int() ; [L55] int tmp___3 ; [L56] int tmp___4 ; [L57] int tmp___5 ; [L58] int tmp___6 ; [L59] int tmp___7 ; [L60] long tmp___8 = __VERIFIER_nondet_long() ; [L61] int tmp___9 ; [L62] int tmp___10 ; [L63] int blastFlag ; [L64] int __cil_tmp55 ; [L65] unsigned long __cil_tmp56 ; [L66] unsigned long __cil_tmp57 ; [L67] unsigned long __cil_tmp58 ; [L68] unsigned long __cil_tmp59 ; [L69] int __cil_tmp60 ; [L70] unsigned long __cil_tmp61 ; [L73] s__s3__tmp__new_cipher__algorithms = 0 [L74] __cil_tmp56 = 0 [L75] __cil_tmp57 = 0 [L76] __cil_tmp58 = 0 [L77] __cil_tmp59 = 0 [L78] __cil_tmp60 = 0 [L79] __cil_tmp61 = 0 [L80] s__s3__tmp__reuse_message = 0 [L81] s__state = initial_state [L82] blastFlag = 0 [L83] Time = tmp [L84] cb = 0 [L85] ret = -1 [L86] skip = 0 [L87] got_new_session = 0 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=0, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=0, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L88] COND TRUE s__info_callback != 0 [L89] cb = s__info_callback VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=0, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L95] s__in_handshake ++ VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L96] COND FALSE !(tmp___1 + 12288) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L101] COND FALSE !(s__cert == 0) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L105] COND TRUE 1 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L107] state = s__state VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L108] COND FALSE !(s__state == 12292) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L111] COND FALSE !(s__state == 16384) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L114] COND FALSE !(s__state == 8192) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L117] COND FALSE !(s__state == 24576) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L120] COND FALSE !(s__state == 8195) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L123] COND FALSE !(s__state == 8480) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L126] COND FALSE !(s__state == 8481) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L129] COND FALSE !(s__state == 8482) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L132] COND TRUE s__state == 8464 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L276] s__shutdown = 0 [L277] ret = __VERIFIER_nondet_int() [L278] COND TRUE blastFlag == 0 [L279] blastFlag = 1 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L281] COND FALSE !(ret <= 0) [L284] got_new_session = 1 [L285] s__state = 8496 [L286] s__init_num = 0 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=1, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L592] COND TRUE ! s__s3__tmp__reuse_message VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=1, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L593] COND TRUE ! skip VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=1, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L594] COND TRUE state == 8464 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=1, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L595] COND TRUE s__state == 8496 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=1, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L596] COND TRUE cb != 0 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=1, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L597] COND TRUE s__info_callback != 0 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=1, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L629] __VERIFIER_error() VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=1, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 157 locations, 1 error locations. UNSAFE Result, 4.4s OverallTime, 7 OverallIterations, 1 TraceHistogramMax, 3.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 872 SDtfs, 2519 SDslu, 1056 SDs, 0 SdLazy, 947 SolverSat, 187 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=184occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 24 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 211 NumberOfCodeBlocks, 211 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 173 ConstructedInterpolants, 0 QuantifiedInterpolants, 11270 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...