./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ssh-simplified/s3_srvr_14_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b5a7d9d4-765e-426f-bbb0-e295c5dadf39/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b5a7d9d4-765e-426f-bbb0-e295c5dadf39/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b5a7d9d4-765e-426f-bbb0-e295c5dadf39/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b5a7d9d4-765e-426f-bbb0-e295c5dadf39/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ssh-simplified/s3_srvr_14_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b5a7d9d4-765e-426f-bbb0-e295c5dadf39/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b5a7d9d4-765e-426f-bbb0-e295c5dadf39/bin-2019/uautomizer --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 8b245293effe524631a7c3459bf277cf6c81eafa .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 17:56:44,359 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 17:56:44,360 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 17:56:44,366 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 17:56:44,366 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 17:56:44,367 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 17:56:44,367 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 17:56:44,368 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 17:56:44,369 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 17:56:44,369 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 17:56:44,370 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 17:56:44,370 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 17:56:44,370 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 17:56:44,371 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 17:56:44,371 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 17:56:44,372 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 17:56:44,372 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 17:56:44,373 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 17:56:44,374 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 17:56:44,375 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 17:56:44,375 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 17:56:44,376 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 17:56:44,377 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 17:56:44,377 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 17:56:44,377 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 17:56:44,378 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 17:56:44,378 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 17:56:44,379 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 17:56:44,379 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 17:56:44,380 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 17:56:44,380 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 17:56:44,380 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 17:56:44,380 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 17:56:44,380 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 17:56:44,381 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 17:56:44,381 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 17:56:44,381 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b5a7d9d4-765e-426f-bbb0-e295c5dadf39/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-08 17:56:44,389 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 17:56:44,389 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 17:56:44,389 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 17:56:44,389 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 17:56:44,390 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 17:56:44,390 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 17:56:44,390 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 17:56:44,390 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 17:56:44,390 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 17:56:44,390 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 17:56:44,390 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 17:56:44,390 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 17:56:44,390 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 17:56:44,391 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 17:56:44,391 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 17:56:44,391 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 17:56:44,391 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 17:56:44,391 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 17:56:44,391 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 17:56:44,391 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 17:56:44,391 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 17:56:44,391 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 17:56:44,391 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 17:56:44,391 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 17:56:44,392 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 17:56:44,392 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 17:56:44,392 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 17:56:44,392 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 17:56:44,392 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 17:56:44,392 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 17:56:44,392 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_b5a7d9d4-765e-426f-bbb0-e295c5dadf39/bin-2019/uautomizer 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 -> 8b245293effe524631a7c3459bf277cf6c81eafa [2018-12-08 17:56:44,409 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 17:56:44,416 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 17:56:44,418 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 17:56:44,419 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 17:56:44,419 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 17:56:44,419 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b5a7d9d4-765e-426f-bbb0-e295c5dadf39/bin-2019/uautomizer/../../sv-benchmarks/c/ssh-simplified/s3_srvr_14_false-unreach-call_false-termination.cil.c [2018-12-08 17:56:44,453 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b5a7d9d4-765e-426f-bbb0-e295c5dadf39/bin-2019/uautomizer/data/f12d45b37/3ab41a4722e14da4a24f6d1d6bfcdd4a/FLAG3e1668ecd [2018-12-08 17:56:44,889 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 17:56:44,890 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b5a7d9d4-765e-426f-bbb0-e295c5dadf39/sv-benchmarks/c/ssh-simplified/s3_srvr_14_false-unreach-call_false-termination.cil.c [2018-12-08 17:56:44,897 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b5a7d9d4-765e-426f-bbb0-e295c5dadf39/bin-2019/uautomizer/data/f12d45b37/3ab41a4722e14da4a24f6d1d6bfcdd4a/FLAG3e1668ecd [2018-12-08 17:56:44,905 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b5a7d9d4-765e-426f-bbb0-e295c5dadf39/bin-2019/uautomizer/data/f12d45b37/3ab41a4722e14da4a24f6d1d6bfcdd4a [2018-12-08 17:56:44,907 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 17:56:44,908 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 17:56:44,909 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 17:56:44,909 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 17:56:44,911 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 17:56:44,911 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:56:44" (1/1) ... [2018-12-08 17:56:44,913 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a347b11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:56:44, skipping insertion in model container [2018-12-08 17:56:44,913 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:56:44" (1/1) ... [2018-12-08 17:56:44,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 17:56:44,936 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 17:56:45,053 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:56:45,055 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 17:56:45,087 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:56:45,127 INFO L195 MainTranslator]: Completed translation [2018-12-08 17:56:45,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:56:45 WrapperNode [2018-12-08 17:56:45,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 17:56:45,128 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 17:56:45,128 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 17:56:45,128 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 17:56:45,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:56:45" (1/1) ... [2018-12-08 17:56:45,139 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:56:45" (1/1) ... [2018-12-08 17:56:45,143 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 17:56:45,143 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 17:56:45,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 17:56:45,143 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 17:56:45,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:56:45" (1/1) ... [2018-12-08 17:56:45,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:56:45" (1/1) ... [2018-12-08 17:56:45,151 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:56:45" (1/1) ... [2018-12-08 17:56:45,151 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:56:45" (1/1) ... [2018-12-08 17:56:45,157 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:56:45" (1/1) ... [2018-12-08 17:56:45,163 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:56:45" (1/1) ... [2018-12-08 17:56:45,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:56:45" (1/1) ... [2018-12-08 17:56:45,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 17:56:45,167 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 17:56:45,167 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 17:56:45,167 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 17:56:45,168 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:56:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b5a7d9d4-765e-426f-bbb0-e295c5dadf39/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 17:56:45,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 17:56:45,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 17:56:45,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 17:56:45,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 17:56:45,199 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 17:56:45,199 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 17:56:45,199 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2018-12-08 17:56:45,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2018-12-08 17:56:45,287 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-08 17:56:45,287 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-08 17:56:45,504 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 17:56:45,505 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-08 17:56:45,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:56:45 BoogieIcfgContainer [2018-12-08 17:56:45,505 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 17:56:45,506 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 17:56:45,506 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 17:56:45,508 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 17:56:45,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 05:56:44" (1/3) ... [2018-12-08 17:56:45,508 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60bdcb07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 05:56:45, skipping insertion in model container [2018-12-08 17:56:45,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:56:45" (2/3) ... [2018-12-08 17:56:45,509 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60bdcb07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 05:56:45, skipping insertion in model container [2018-12-08 17:56:45,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:56:45" (3/3) ... [2018-12-08 17:56:45,510 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr_14_false-unreach-call_false-termination.cil.c [2018-12-08 17:56:45,516 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 17:56:45,520 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 17:56:45,530 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 17:56:45,549 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 17:56:45,549 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 17:56:45,549 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 17:56:45,550 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 17:56:45,550 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 17:56:45,550 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 17:56:45,550 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 17:56:45,550 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 17:56:45,550 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 17:56:45,562 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2018-12-08 17:56:45,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-08 17:56:45,566 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:56:45,567 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 17:56:45,568 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:56:45,571 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:56:45,571 INFO L82 PathProgramCache]: Analyzing trace with hash -2138433857, now seen corresponding path program 1 times [2018-12-08 17:56:45,572 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:56:45,573 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:56:45,601 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:45,601 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:56:45,601 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:45,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:45,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:56:45,719 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:56:45,719 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 17:56:45,721 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 17:56:45,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 17:56:45,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-08 17:56:45,730 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 5 states. [2018-12-08 17:56:45,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:56:45,886 INFO L93 Difference]: Finished difference Result 333 states and 566 transitions. [2018-12-08 17:56:45,886 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-08 17:56:45,887 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2018-12-08 17:56:45,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:56:45,894 INFO L225 Difference]: With dead ends: 333 [2018-12-08 17:56:45,894 INFO L226 Difference]: Without dead ends: 166 [2018-12-08 17:56:45,896 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-08 17:56:45,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2018-12-08 17:56:45,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 162. [2018-12-08 17:56:45,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2018-12-08 17:56:45,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 254 transitions. [2018-12-08 17:56:45,929 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 254 transitions. Word has length 28 [2018-12-08 17:56:45,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:56:45,929 INFO L480 AbstractCegarLoop]: Abstraction has 162 states and 254 transitions. [2018-12-08 17:56:45,929 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 17:56:45,929 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 254 transitions. [2018-12-08 17:56:45,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-08 17:56:45,930 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:56:45,930 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 17:56:45,930 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:56:45,931 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:56:45,931 INFO L82 PathProgramCache]: Analyzing trace with hash 1059341068, now seen corresponding path program 1 times [2018-12-08 17:56:45,931 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:56:45,931 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:56:45,932 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:45,932 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:56:45,932 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:45,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:45,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:56:45,982 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:56:45,982 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 17:56:45,983 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 17:56:45,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 17:56:45,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-08 17:56:45,983 INFO L87 Difference]: Start difference. First operand 162 states and 254 transitions. Second operand 5 states. [2018-12-08 17:56:46,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:56:46,119 INFO L93 Difference]: Finished difference Result 336 states and 528 transitions. [2018-12-08 17:56:46,120 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-08 17:56:46,120 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2018-12-08 17:56:46,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:56:46,121 INFO L225 Difference]: With dead ends: 336 [2018-12-08 17:56:46,122 INFO L226 Difference]: Without dead ends: 187 [2018-12-08 17:56:46,123 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-08 17:56:46,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2018-12-08 17:56:46,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 185. [2018-12-08 17:56:46,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-12-08 17:56:46,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 287 transitions. [2018-12-08 17:56:46,135 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 287 transitions. Word has length 29 [2018-12-08 17:56:46,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:56:46,135 INFO L480 AbstractCegarLoop]: Abstraction has 185 states and 287 transitions. [2018-12-08 17:56:46,135 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 17:56:46,135 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 287 transitions. [2018-12-08 17:56:46,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-08 17:56:46,136 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:56:46,136 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 17:56:46,136 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:56:46,136 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:56:46,136 INFO L82 PathProgramCache]: Analyzing trace with hash -947080425, now seen corresponding path program 1 times [2018-12-08 17:56:46,136 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:56:46,136 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:56:46,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:46,137 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:56:46,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:46,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:46,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:56:46,176 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:56:46,177 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 17:56:46,177 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 17:56:46,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 17:56:46,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-08 17:56:46,178 INFO L87 Difference]: Start difference. First operand 185 states and 287 transitions. Second operand 5 states. [2018-12-08 17:56:46,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:56:46,301 INFO L93 Difference]: Finished difference Result 367 states and 572 transitions. [2018-12-08 17:56:46,301 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-08 17:56:46,301 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2018-12-08 17:56:46,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:56:46,302 INFO L225 Difference]: With dead ends: 367 [2018-12-08 17:56:46,303 INFO L226 Difference]: Without dead ends: 195 [2018-12-08 17:56:46,304 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-08 17:56:46,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2018-12-08 17:56:46,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 191. [2018-12-08 17:56:46,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2018-12-08 17:56:46,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 298 transitions. [2018-12-08 17:56:46,316 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 298 transitions. Word has length 29 [2018-12-08 17:56:46,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:56:46,316 INFO L480 AbstractCegarLoop]: Abstraction has 191 states and 298 transitions. [2018-12-08 17:56:46,316 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 17:56:46,316 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 298 transitions. [2018-12-08 17:56:46,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-08 17:56:46,317 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:56:46,317 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 17:56:46,317 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:56:46,317 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:56:46,318 INFO L82 PathProgramCache]: Analyzing trace with hash 837081432, now seen corresponding path program 1 times [2018-12-08 17:56:46,318 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:56:46,318 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:56:46,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:46,319 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:56:46,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:46,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:46,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:56:46,371 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:56:46,371 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 17:56:46,371 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 17:56:46,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 17:56:46,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-08 17:56:46,372 INFO L87 Difference]: Start difference. First operand 191 states and 298 transitions. Second operand 5 states. [2018-12-08 17:56:46,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:56:46,475 INFO L93 Difference]: Finished difference Result 372 states and 582 transitions. [2018-12-08 17:56:46,476 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-08 17:56:46,476 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2018-12-08 17:56:46,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:56:46,477 INFO L225 Difference]: With dead ends: 372 [2018-12-08 17:56:46,477 INFO L226 Difference]: Without dead ends: 194 [2018-12-08 17:56:46,478 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-08 17:56:46,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2018-12-08 17:56:46,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 192. [2018-12-08 17:56:46,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2018-12-08 17:56:46,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 299 transitions. [2018-12-08 17:56:46,488 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 299 transitions. Word has length 29 [2018-12-08 17:56:46,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:56:46,489 INFO L480 AbstractCegarLoop]: Abstraction has 192 states and 299 transitions. [2018-12-08 17:56:46,489 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 17:56:46,489 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 299 transitions. [2018-12-08 17:56:46,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-08 17:56:46,489 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:56:46,490 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 17:56:46,490 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:56:46,490 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:56:46,490 INFO L82 PathProgramCache]: Analyzing trace with hash -2002433700, now seen corresponding path program 1 times [2018-12-08 17:56:46,490 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:56:46,490 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:56:46,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:46,491 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:56:46,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:46,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:46,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:56:46,534 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:56:46,534 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 17:56:46,534 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 17:56:46,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 17:56:46,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-08 17:56:46,534 INFO L87 Difference]: Start difference. First operand 192 states and 299 transitions. Second operand 5 states. [2018-12-08 17:56:46,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:56:46,623 INFO L93 Difference]: Finished difference Result 383 states and 594 transitions. [2018-12-08 17:56:46,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-08 17:56:46,624 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2018-12-08 17:56:46,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:56:46,624 INFO L225 Difference]: With dead ends: 383 [2018-12-08 17:56:46,624 INFO L226 Difference]: Without dead ends: 204 [2018-12-08 17:56:46,625 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-08 17:56:46,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2018-12-08 17:56:46,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 192. [2018-12-08 17:56:46,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2018-12-08 17:56:46,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 297 transitions. [2018-12-08 17:56:46,631 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 297 transitions. Word has length 30 [2018-12-08 17:56:46,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:56:46,631 INFO L480 AbstractCegarLoop]: Abstraction has 192 states and 297 transitions. [2018-12-08 17:56:46,631 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 17:56:46,631 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 297 transitions. [2018-12-08 17:56:46,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-08 17:56:46,632 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:56:46,632 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 17:56:46,632 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:56:46,632 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:56:46,632 INFO L82 PathProgramCache]: Analyzing trace with hash 533516532, now seen corresponding path program 1 times [2018-12-08 17:56:46,632 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:56:46,633 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:56:46,633 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:46,633 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:56:46,633 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:46,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:46,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:56:46,659 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:56:46,659 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 17:56:46,660 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 17:56:46,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 17:56:46,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-08 17:56:46,660 INFO L87 Difference]: Start difference. First operand 192 states and 297 transitions. Second operand 5 states. [2018-12-08 17:56:46,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:56:46,785 INFO L93 Difference]: Finished difference Result 383 states and 590 transitions. [2018-12-08 17:56:46,786 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-08 17:56:46,786 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2018-12-08 17:56:46,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:56:46,786 INFO L225 Difference]: With dead ends: 383 [2018-12-08 17:56:46,786 INFO L226 Difference]: Without dead ends: 204 [2018-12-08 17:56:46,787 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-08 17:56:46,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2018-12-08 17:56:46,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 192. [2018-12-08 17:56:46,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2018-12-08 17:56:46,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 295 transitions. [2018-12-08 17:56:46,792 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 295 transitions. Word has length 31 [2018-12-08 17:56:46,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:56:46,792 INFO L480 AbstractCegarLoop]: Abstraction has 192 states and 295 transitions. [2018-12-08 17:56:46,792 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 17:56:46,792 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 295 transitions. [2018-12-08 17:56:46,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-08 17:56:46,792 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:56:46,793 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 17:56:46,793 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:56:46,793 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:56:46,793 INFO L82 PathProgramCache]: Analyzing trace with hash -714108489, now seen corresponding path program 1 times [2018-12-08 17:56:46,793 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:56:46,793 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:56:46,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:46,794 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:56:46,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:46,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:46,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:56:46,823 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:56:46,823 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 17:56:46,824 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 17:56:46,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 17:56:46,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-08 17:56:46,824 INFO L87 Difference]: Start difference. First operand 192 states and 295 transitions. Second operand 5 states. [2018-12-08 17:56:46,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:56:46,929 INFO L93 Difference]: Finished difference Result 383 states and 586 transitions. [2018-12-08 17:56:46,929 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-08 17:56:46,929 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2018-12-08 17:56:46,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:56:46,930 INFO L225 Difference]: With dead ends: 383 [2018-12-08 17:56:46,930 INFO L226 Difference]: Without dead ends: 204 [2018-12-08 17:56:46,930 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-08 17:56:46,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2018-12-08 17:56:46,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 192. [2018-12-08 17:56:46,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2018-12-08 17:56:46,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 293 transitions. [2018-12-08 17:56:46,936 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 293 transitions. Word has length 32 [2018-12-08 17:56:46,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:56:46,936 INFO L480 AbstractCegarLoop]: Abstraction has 192 states and 293 transitions. [2018-12-08 17:56:46,936 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 17:56:46,936 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 293 transitions. [2018-12-08 17:56:46,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-08 17:56:46,937 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:56:46,937 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 17:56:46,937 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:56:46,937 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:56:46,937 INFO L82 PathProgramCache]: Analyzing trace with hash 522773526, now seen corresponding path program 1 times [2018-12-08 17:56:46,937 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:56:46,937 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:56:46,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:46,938 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:56:46,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:46,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:46,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:56:46,956 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:56:46,956 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 17:56:46,956 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 17:56:46,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 17:56:46,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 17:56:46,957 INFO L87 Difference]: Start difference. First operand 192 states and 293 transitions. Second operand 3 states. [2018-12-08 17:56:46,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:56:46,976 INFO L93 Difference]: Finished difference Result 542 states and 828 transitions. [2018-12-08 17:56:46,977 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 17:56:46,977 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 32 [2018-12-08 17:56:46,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:56:46,978 INFO L225 Difference]: With dead ends: 542 [2018-12-08 17:56:46,978 INFO L226 Difference]: Without dead ends: 363 [2018-12-08 17:56:46,979 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 17:56:46,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2018-12-08 17:56:46,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 361. [2018-12-08 17:56:46,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 361 states. [2018-12-08 17:56:46,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 361 states and 548 transitions. [2018-12-08 17:56:46,993 INFO L78 Accepts]: Start accepts. Automaton has 361 states and 548 transitions. Word has length 32 [2018-12-08 17:56:46,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:56:46,994 INFO L480 AbstractCegarLoop]: Abstraction has 361 states and 548 transitions. [2018-12-08 17:56:46,994 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 17:56:46,994 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 548 transitions. [2018-12-08 17:56:46,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-08 17:56:46,995 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:56:46,995 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 17:56:46,995 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:56:46,995 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:56:46,995 INFO L82 PathProgramCache]: Analyzing trace with hash -1890290600, now seen corresponding path program 1 times [2018-12-08 17:56:46,995 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:56:46,995 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:56:46,996 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:46,996 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:56:46,997 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:47,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:47,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:56:47,035 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:56:47,035 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 17:56:47,035 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 17:56:47,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 17:56:47,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-08 17:56:47,036 INFO L87 Difference]: Start difference. First operand 361 states and 548 transitions. Second operand 6 states. [2018-12-08 17:56:47,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:56:47,237 INFO L93 Difference]: Finished difference Result 1105 states and 1685 transitions. [2018-12-08 17:56:47,237 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 17:56:47,238 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2018-12-08 17:56:47,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:56:47,239 INFO L225 Difference]: With dead ends: 1105 [2018-12-08 17:56:47,239 INFO L226 Difference]: Without dead ends: 758 [2018-12-08 17:56:47,240 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-12-08 17:56:47,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 758 states. [2018-12-08 17:56:47,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 758 to 604. [2018-12-08 17:56:47,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 604 states. [2018-12-08 17:56:47,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 604 states and 933 transitions. [2018-12-08 17:56:47,255 INFO L78 Accepts]: Start accepts. Automaton has 604 states and 933 transitions. Word has length 33 [2018-12-08 17:56:47,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:56:47,255 INFO L480 AbstractCegarLoop]: Abstraction has 604 states and 933 transitions. [2018-12-08 17:56:47,255 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 17:56:47,255 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 933 transitions. [2018-12-08 17:56:47,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-08 17:56:47,256 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:56:47,256 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 17:56:47,257 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:56:47,257 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:56:47,257 INFO L82 PathProgramCache]: Analyzing trace with hash 2062397286, now seen corresponding path program 1 times [2018-12-08 17:56:47,257 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:56:47,257 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:56:47,257 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:47,257 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:56:47,258 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:47,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:47,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:56:47,288 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:56:47,288 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 17:56:47,288 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 17:56:47,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 17:56:47,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-08 17:56:47,289 INFO L87 Difference]: Start difference. First operand 604 states and 933 transitions. Second operand 5 states. [2018-12-08 17:56:47,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:56:47,439 INFO L93 Difference]: Finished difference Result 1336 states and 2097 transitions. [2018-12-08 17:56:47,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-08 17:56:47,440 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 47 [2018-12-08 17:56:47,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:56:47,442 INFO L225 Difference]: With dead ends: 1336 [2018-12-08 17:56:47,442 INFO L226 Difference]: Without dead ends: 746 [2018-12-08 17:56:47,443 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-08 17:56:47,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 746 states. [2018-12-08 17:56:47,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 746 to 726. [2018-12-08 17:56:47,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 726 states. [2018-12-08 17:56:47,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 726 states and 1148 transitions. [2018-12-08 17:56:47,460 INFO L78 Accepts]: Start accepts. Automaton has 726 states and 1148 transitions. Word has length 47 [2018-12-08 17:56:47,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:56:47,461 INFO L480 AbstractCegarLoop]: Abstraction has 726 states and 1148 transitions. [2018-12-08 17:56:47,461 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 17:56:47,461 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1148 transitions. [2018-12-08 17:56:47,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-08 17:56:47,461 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:56:47,461 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 17:56:47,462 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:56:47,462 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:56:47,462 INFO L82 PathProgramCache]: Analyzing trace with hash 1882441225, now seen corresponding path program 1 times [2018-12-08 17:56:47,462 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:56:47,462 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:56:47,462 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:47,462 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:56:47,462 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:47,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:47,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:56:47,492 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:56:47,492 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 17:56:47,492 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 17:56:47,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 17:56:47,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-08 17:56:47,492 INFO L87 Difference]: Start difference. First operand 726 states and 1148 transitions. Second operand 5 states. [2018-12-08 17:56:47,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:56:47,644 INFO L93 Difference]: Finished difference Result 1503 states and 2397 transitions. [2018-12-08 17:56:47,644 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-08 17:56:47,644 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 48 [2018-12-08 17:56:47,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:56:47,646 INFO L225 Difference]: With dead ends: 1503 [2018-12-08 17:56:47,647 INFO L226 Difference]: Without dead ends: 791 [2018-12-08 17:56:47,648 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-08 17:56:47,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 791 states. [2018-12-08 17:56:47,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 791 to 771. [2018-12-08 17:56:47,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 771 states. [2018-12-08 17:56:47,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 771 states and 1233 transitions. [2018-12-08 17:56:47,677 INFO L78 Accepts]: Start accepts. Automaton has 771 states and 1233 transitions. Word has length 48 [2018-12-08 17:56:47,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:56:47,677 INFO L480 AbstractCegarLoop]: Abstraction has 771 states and 1233 transitions. [2018-12-08 17:56:47,677 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 17:56:47,678 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1233 transitions. [2018-12-08 17:56:47,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-08 17:56:47,678 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:56:47,679 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 17:56:47,679 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:56:47,679 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:56:47,679 INFO L82 PathProgramCache]: Analyzing trace with hash -1853066695, now seen corresponding path program 1 times [2018-12-08 17:56:47,679 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:56:47,679 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:56:47,680 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:47,680 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:56:47,680 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:47,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:47,695 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:56:47,696 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:56:47,696 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 17:56:47,696 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 17:56:47,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 17:56:47,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 17:56:47,696 INFO L87 Difference]: Start difference. First operand 771 states and 1233 transitions. Second operand 3 states. [2018-12-08 17:56:47,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:56:47,712 INFO L93 Difference]: Finished difference Result 1528 states and 2448 transitions. [2018-12-08 17:56:47,713 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 17:56:47,713 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 49 [2018-12-08 17:56:47,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:56:47,714 INFO L225 Difference]: With dead ends: 1528 [2018-12-08 17:56:47,714 INFO L226 Difference]: Without dead ends: 771 [2018-12-08 17:56:47,715 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 17:56:47,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 771 states. [2018-12-08 17:56:47,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 771 to 771. [2018-12-08 17:56:47,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 771 states. [2018-12-08 17:56:47,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 771 states and 1216 transitions. [2018-12-08 17:56:47,737 INFO L78 Accepts]: Start accepts. Automaton has 771 states and 1216 transitions. Word has length 49 [2018-12-08 17:56:47,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:56:47,737 INFO L480 AbstractCegarLoop]: Abstraction has 771 states and 1216 transitions. [2018-12-08 17:56:47,737 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 17:56:47,737 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1216 transitions. [2018-12-08 17:56:47,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-08 17:56:47,738 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:56:47,738 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 17:56:47,738 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:56:47,738 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:56:47,738 INFO L82 PathProgramCache]: Analyzing trace with hash 296629864, now seen corresponding path program 1 times [2018-12-08 17:56:47,739 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:56:47,739 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:56:47,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:47,739 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:56:47,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:47,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:47,756 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:56:47,756 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:56:47,756 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 17:56:47,756 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 17:56:47,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 17:56:47,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 17:56:47,757 INFO L87 Difference]: Start difference. First operand 771 states and 1216 transitions. Second operand 3 states. [2018-12-08 17:56:47,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:56:47,798 INFO L93 Difference]: Finished difference Result 1542 states and 2431 transitions. [2018-12-08 17:56:47,799 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 17:56:47,799 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 50 [2018-12-08 17:56:47,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:56:47,800 INFO L225 Difference]: With dead ends: 1542 [2018-12-08 17:56:47,800 INFO L226 Difference]: Without dead ends: 785 [2018-12-08 17:56:47,801 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 17:56:47,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 785 states. [2018-12-08 17:56:47,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 785 to 783. [2018-12-08 17:56:47,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 783 states. [2018-12-08 17:56:47,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 783 states and 1214 transitions. [2018-12-08 17:56:47,824 INFO L78 Accepts]: Start accepts. Automaton has 783 states and 1214 transitions. Word has length 50 [2018-12-08 17:56:47,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:56:47,824 INFO L480 AbstractCegarLoop]: Abstraction has 783 states and 1214 transitions. [2018-12-08 17:56:47,824 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 17:56:47,824 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1214 transitions. [2018-12-08 17:56:47,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-08 17:56:47,825 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:56:47,825 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 17:56:47,825 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:56:47,826 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:56:47,826 INFO L82 PathProgramCache]: Analyzing trace with hash -1787536740, now seen corresponding path program 1 times [2018-12-08 17:56:47,826 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:56:47,826 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:56:47,826 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:47,826 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:56:47,826 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:47,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:47,841 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:56:47,841 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:56:47,841 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 17:56:47,842 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 17:56:47,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 17:56:47,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 17:56:47,842 INFO L87 Difference]: Start difference. First operand 783 states and 1214 transitions. Second operand 3 states. [2018-12-08 17:56:47,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:56:47,902 INFO L93 Difference]: Finished difference Result 2304 states and 3578 transitions. [2018-12-08 17:56:47,902 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 17:56:47,902 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2018-12-08 17:56:47,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:56:47,906 INFO L225 Difference]: With dead ends: 2304 [2018-12-08 17:56:47,906 INFO L226 Difference]: Without dead ends: 1535 [2018-12-08 17:56:47,908 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 17:56:47,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1535 states. [2018-12-08 17:56:47,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1535 to 1223. [2018-12-08 17:56:47,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1223 states. [2018-12-08 17:56:47,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 1223 states and 1890 transitions. [2018-12-08 17:56:47,938 INFO L78 Accepts]: Start accepts. Automaton has 1223 states and 1890 transitions. Word has length 55 [2018-12-08 17:56:47,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:56:47,939 INFO L480 AbstractCegarLoop]: Abstraction has 1223 states and 1890 transitions. [2018-12-08 17:56:47,939 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 17:56:47,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 1890 transitions. [2018-12-08 17:56:47,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-08 17:56:47,940 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:56:47,940 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 17:56:47,940 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:56:47,940 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:56:47,940 INFO L82 PathProgramCache]: Analyzing trace with hash -894050402, now seen corresponding path program 1 times [2018-12-08 17:56:47,940 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:56:47,941 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:56:47,941 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:47,941 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:56:47,941 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:47,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:47,953 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:56:47,953 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:56:47,954 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 17:56:47,954 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 17:56:47,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 17:56:47,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 17:56:47,954 INFO L87 Difference]: Start difference. First operand 1223 states and 1890 transitions. Second operand 3 states. [2018-12-08 17:56:48,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:56:48,141 INFO L93 Difference]: Finished difference Result 2644 states and 4078 transitions. [2018-12-08 17:56:48,141 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 17:56:48,142 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2018-12-08 17:56:48,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:56:48,146 INFO L225 Difference]: With dead ends: 2644 [2018-12-08 17:56:48,146 INFO L226 Difference]: Without dead ends: 1436 [2018-12-08 17:56:48,148 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 17:56:48,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1436 states. [2018-12-08 17:56:48,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1436 to 1330. [2018-12-08 17:56:48,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1330 states. [2018-12-08 17:56:48,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1330 states and 2005 transitions. [2018-12-08 17:56:48,190 INFO L78 Accepts]: Start accepts. Automaton has 1330 states and 2005 transitions. Word has length 55 [2018-12-08 17:56:48,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:56:48,190 INFO L480 AbstractCegarLoop]: Abstraction has 1330 states and 2005 transitions. [2018-12-08 17:56:48,190 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 17:56:48,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 2005 transitions. [2018-12-08 17:56:48,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-08 17:56:48,191 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:56:48,191 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 17:56:48,192 INFO L423 AbstractCegarLoop]: === Iteration 16 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:56:48,192 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:56:48,192 INFO L82 PathProgramCache]: Analyzing trace with hash 1409568447, now seen corresponding path program 1 times [2018-12-08 17:56:48,192 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:56:48,192 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:56:48,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:48,192 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:56:48,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:48,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:48,204 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 17:56:48,204 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:56:48,204 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 17:56:48,205 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 17:56:48,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 17:56:48,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 17:56:48,205 INFO L87 Difference]: Start difference. First operand 1330 states and 2005 transitions. Second operand 3 states. [2018-12-08 17:56:48,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:56:48,342 INFO L93 Difference]: Finished difference Result 2813 states and 4239 transitions. [2018-12-08 17:56:48,343 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 17:56:48,343 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-12-08 17:56:48,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:56:48,346 INFO L225 Difference]: With dead ends: 2813 [2018-12-08 17:56:48,346 INFO L226 Difference]: Without dead ends: 1498 [2018-12-08 17:56:48,348 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 17:56:48,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1498 states. [2018-12-08 17:56:48,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1498 to 1456. [2018-12-08 17:56:48,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1456 states. [2018-12-08 17:56:48,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 1456 states and 2142 transitions. [2018-12-08 17:56:48,380 INFO L78 Accepts]: Start accepts. Automaton has 1456 states and 2142 transitions. Word has length 60 [2018-12-08 17:56:48,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:56:48,380 INFO L480 AbstractCegarLoop]: Abstraction has 1456 states and 2142 transitions. [2018-12-08 17:56:48,380 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 17:56:48,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 2142 transitions. [2018-12-08 17:56:48,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-08 17:56:48,381 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:56:48,381 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 17:56:48,381 INFO L423 AbstractCegarLoop]: === Iteration 17 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:56:48,382 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:56:48,382 INFO L82 PathProgramCache]: Analyzing trace with hash 2089626817, now seen corresponding path program 1 times [2018-12-08 17:56:48,382 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:56:48,382 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:56:48,382 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:48,382 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:56:48,382 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:48,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:48,397 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 17:56:48,397 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:56:48,397 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 17:56:48,397 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 17:56:48,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 17:56:48,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 17:56:48,398 INFO L87 Difference]: Start difference. First operand 1456 states and 2142 transitions. Second operand 3 states. [2018-12-08 17:56:48,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:56:48,447 INFO L93 Difference]: Finished difference Result 2744 states and 4014 transitions. [2018-12-08 17:56:48,448 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 17:56:48,448 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-12-08 17:56:48,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:56:48,451 INFO L225 Difference]: With dead ends: 2744 [2018-12-08 17:56:48,451 INFO L226 Difference]: Without dead ends: 1833 [2018-12-08 17:56:48,453 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 17:56:48,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1833 states. [2018-12-08 17:56:48,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1833 to 1318. [2018-12-08 17:56:48,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1318 states. [2018-12-08 17:56:48,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 1318 states and 1924 transitions. [2018-12-08 17:56:48,484 INFO L78 Accepts]: Start accepts. Automaton has 1318 states and 1924 transitions. Word has length 60 [2018-12-08 17:56:48,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:56:48,485 INFO L480 AbstractCegarLoop]: Abstraction has 1318 states and 1924 transitions. [2018-12-08 17:56:48,485 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 17:56:48,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1924 transitions. [2018-12-08 17:56:48,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-08 17:56:48,486 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:56:48,486 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 17:56:48,486 INFO L423 AbstractCegarLoop]: === Iteration 18 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:56:48,486 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:56:48,486 INFO L82 PathProgramCache]: Analyzing trace with hash -1796569389, now seen corresponding path program 1 times [2018-12-08 17:56:48,486 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:56:48,487 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:56:48,487 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:48,487 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:56:48,487 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:48,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:56:48,507 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:56:48,507 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:56:48,507 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 17:56:48,508 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 17:56:48,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 17:56:48,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 17:56:48,508 INFO L87 Difference]: Start difference. First operand 1318 states and 1924 transitions. Second operand 3 states. [2018-12-08 17:56:48,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:56:48,567 INFO L93 Difference]: Finished difference Result 3805 states and 5516 transitions. [2018-12-08 17:56:48,567 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 17:56:48,568 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-12-08 17:56:48,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:56:48,572 INFO L225 Difference]: With dead ends: 3805 [2018-12-08 17:56:48,572 INFO L226 Difference]: Without dead ends: 2502 [2018-12-08 17:56:48,573 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 17:56:48,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2502 states. [2018-12-08 17:56:48,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2502 to 2500. [2018-12-08 17:56:48,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2500 states. [2018-12-08 17:56:48,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 2500 states and 3577 transitions. [2018-12-08 17:56:48,628 INFO L78 Accepts]: Start accepts. Automaton has 2500 states and 3577 transitions. Word has length 61 [2018-12-08 17:56:48,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:56:48,629 INFO L480 AbstractCegarLoop]: Abstraction has 2500 states and 3577 transitions. [2018-12-08 17:56:48,629 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 17:56:48,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2500 states and 3577 transitions. [2018-12-08 17:56:48,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-08 17:56:48,631 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:56:48,631 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 17:56:48,631 INFO L423 AbstractCegarLoop]: === Iteration 19 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:56:48,631 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:56:48,631 INFO L82 PathProgramCache]: Analyzing trace with hash -1616425408, now seen corresponding path program 1 times [2018-12-08 17:56:48,631 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:56:48,631 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:56:48,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:48,632 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:56:48,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:56:48,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:56:48,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:56:48,664 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-08 17:56:48,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 05:56:48 BoogieIcfgContainer [2018-12-08 17:56:48,712 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 17:56:48,713 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 17:56:48,713 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 17:56:48,713 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 17:56:48,713 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:56:45" (3/4) ... [2018-12-08 17:56:48,715 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-08 17:56:48,778 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b5a7d9d4-765e-426f-bbb0-e295c5dadf39/bin-2019/uautomizer/witness.graphml [2018-12-08 17:56:48,779 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 17:56:48,779 INFO L168 Benchmark]: Toolchain (without parser) took 3871.75 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 325.1 MB). Free memory was 961.4 MB in the beginning and 879.4 MB in the end (delta: 82.0 MB). Peak memory consumption was 407.1 MB. Max. memory is 11.5 GB. [2018-12-08 17:56:48,780 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 17:56:48,780 INFO L168 Benchmark]: CACSL2BoogieTranslator took 218.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -168.5 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. [2018-12-08 17:56:48,780 INFO L168 Benchmark]: Boogie Procedure Inliner took 15.12 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. [2018-12-08 17:56:48,780 INFO L168 Benchmark]: Boogie Preprocessor took 23.51 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. [2018-12-08 17:56:48,780 INFO L168 Benchmark]: RCFGBuilder took 338.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 11.5 GB. [2018-12-08 17:56:48,781 INFO L168 Benchmark]: TraceAbstraction took 3206.95 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 186.1 MB). Free memory was 1.1 GB in the beginning and 888.8 MB in the end (delta: 187.7 MB). Peak memory consumption was 373.8 MB. Max. memory is 11.5 GB. [2018-12-08 17:56:48,781 INFO L168 Benchmark]: Witness Printer took 66.00 ms. Allocated memory is still 1.4 GB. Free memory was 888.8 MB in the beginning and 879.4 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. [2018-12-08 17:56:48,782 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 218.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -168.5 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 15.12 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. * Boogie Preprocessor took 23.51 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. * RCFGBuilder took 338.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3206.95 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 186.1 MB). Free memory was 1.1 GB in the beginning and 888.8 MB in the end (delta: 187.7 MB). Peak memory consumption was 373.8 MB. Max. memory is 11.5 GB. * Witness Printer took 66.00 ms. Allocated memory is still 1.4 GB. Free memory was 888.8 MB in the beginning and 879.4 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 641]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L646] int s ; [L647] int tmp ; [L651] s = 8464 VAL [s=8464] [L652] CALL ssl3_accept(s) VAL [\old(initial_state)=8464] [L12] int s__info_callback = __VERIFIER_nondet_int() ; [L13] int s__in_handshake = __VERIFIER_nondet_int() ; [L14] int s__state ; [L15] int s__new_session ; [L16] int s__server ; [L17] int s__version = __VERIFIER_nondet_int() ; [L18] int s__type ; [L19] int s__init_num ; [L20] int s__hit = __VERIFIER_nondet_int() ; [L21] int s__rwstate ; [L22] int s__init_buf___0 ; [L23] int s__debug = __VERIFIER_nondet_int() ; [L24] int s__shutdown ; [L25] int s__cert = __VERIFIER_nondet_int() ; [L26] int s__options = __VERIFIER_nondet_int() ; [L27] int s__verify_mode = __VERIFIER_nondet_int() ; [L28] int s__session__peer = __VERIFIER_nondet_int() ; [L29] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int() ; [L30] int s__ctx__info_callback = __VERIFIER_nondet_int() ; [L31] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int() ; [L32] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int() ; [L33] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int() ; [L34] int s__s3__tmp__cert_request ; [L35] int s__s3__tmp__reuse_message ; [L36] int s__s3__tmp__use_rsa_tmp ; [L37] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int() ; [L38] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int() ; [L39] int s__s3__tmp__next_state___0 ; [L40] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int() ; [L41] int s__session__cipher ; [L42] int buf ; [L43] unsigned long l ; [L44] unsigned long Time ; [L45] unsigned long tmp ; [L46] int cb ; [L47] long num1 = __VERIFIER_nondet_long() ; [L48] int ret ; [L49] int new_state ; [L50] int state ; [L51] int skip ; [L52] int got_new_session ; [L53] int tmp___1 = __VERIFIER_nondet_int() ; [L54] int tmp___2 = __VERIFIER_nondet_int() ; [L55] int tmp___3 = __VERIFIER_nondet_int() ; [L56] int tmp___4 = __VERIFIER_nondet_int() ; [L57] int tmp___5 = __VERIFIER_nondet_int() ; [L58] int tmp___6 = __VERIFIER_nondet_int() ; [L59] int tmp___7 ; [L60] long tmp___8 = __VERIFIER_nondet_long() ; [L61] int tmp___9 = __VERIFIER_nondet_int() ; [L62] int tmp___10 = __VERIFIER_nondet_int() ; [L63] int blastFlag ; [L64] int __cil_tmp55 ; [L65] unsigned long __cil_tmp56 ; [L66] unsigned long __cil_tmp57 ; [L67] unsigned long __cil_tmp58 ; [L68] unsigned long __cil_tmp59 ; [L69] int __cil_tmp60 ; [L70] unsigned long __cil_tmp61 ; [L73] s__s3__tmp__reuse_message = 0 [L74] s__state = initial_state [L75] blastFlag = 0 [L76] tmp = __VERIFIER_nondet_int() [L77] Time = tmp [L78] cb = 0 [L79] ret = -1 [L80] skip = 0 [L81] got_new_session = 0 VAL [\old(initial_state)=8464, blastFlag=0, cb=0, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=0, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L82] COND TRUE s__info_callback != 0 [L83] cb = s__info_callback VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=0, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L89] s__in_handshake ++ VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L90] COND TRUE tmp___1 + 12288 VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L91] COND TRUE tmp___2 + 16384 VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L95] COND FALSE !(s__cert == 0) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L99] COND TRUE 1 VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L101] state = s__state VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L102] COND FALSE !(s__state == 12292) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L105] COND FALSE !(s__state == 16384) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L108] COND FALSE !(s__state == 8192) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L111] COND FALSE !(s__state == 24576) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L114] COND FALSE !(s__state == 8195) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L117] COND FALSE !(s__state == 8480) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L120] COND FALSE !(s__state == 8481) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L123] COND FALSE !(s__state == 8482) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L126] COND TRUE s__state == 8464 VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L272] s__shutdown = 0 [L273] ret = __VERIFIER_nondet_int() [L274] COND TRUE blastFlag == 0 [L275] blastFlag = 1 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L277] COND FALSE !(ret <= 0) [L280] got_new_session = 1 [L281] s__state = 8496 [L282] s__init_num = 0 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L603] COND TRUE ! s__s3__tmp__reuse_message VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L604] COND TRUE ! skip VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L605] COND TRUE tmp___1 != -12288 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L606] COND TRUE s__state != 8656 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L607] COND TRUE tmp___2 != -16384 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L608] COND FALSE !(state == 8496) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L615] COND FALSE !(\read(s__debug)) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L621] COND TRUE cb != 0 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L622] COND TRUE s__state != state [L623] new_state = s__state [L624] s__state = state [L625] s__state = new_state VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L630] skip = 0 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L99] COND TRUE 1 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L101] state = s__state VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L102] COND FALSE !(s__state == 12292) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L105] COND FALSE !(s__state == 16384) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L108] COND FALSE !(s__state == 8192) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L111] COND FALSE !(s__state == 24576) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L114] COND FALSE !(s__state == 8195) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L117] COND FALSE !(s__state == 8480) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L120] COND FALSE !(s__state == 8481) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L123] COND FALSE !(s__state == 8482) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L126] COND FALSE !(s__state == 8464) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L129] COND FALSE !(s__state == 8465) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L132] COND FALSE !(s__state == 8466) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L135] COND TRUE s__state == 8496 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L286] ret = __VERIFIER_nondet_int() [L287] COND TRUE blastFlag == 1 [L288] blastFlag = 2 VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L290] COND FALSE !(ret <= 0) VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L293] COND FALSE !(\read(s__hit)) [L296] s__state = 8512 VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L298] s__init_num = 0 VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L603] COND TRUE ! s__s3__tmp__reuse_message VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L604] COND TRUE ! skip VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L605] COND TRUE tmp___1 != -12288 VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L606] COND TRUE s__state != 8656 VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L607] COND TRUE tmp___2 != -16384 VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L608] COND TRUE state == 8496 VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L641] __VERIFIER_error() VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 161 locations, 1 error locations. UNSAFE Result, 3.1s OverallTime, 19 OverallIterations, 2 TraceHistogramMax, 1.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3760 SDtfs, 6119 SDslu, 3181 SDs, 0 SdLazy, 1945 SolverSat, 464 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 87 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2500occurred in iteration=18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 18 MinimizatonAttempts, 1223 StatesRemovedByMinimization, 17 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 820 NumberOfCodeBlocks, 820 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 740 ConstructedInterpolants, 0 QuantifiedInterpolants, 91216 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 118/118 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...