/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic BIGGEST_EQUIVALENCE_CLASS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 01:04:41,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 01:04:41,382 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 01:04:41,398 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 01:04:41,398 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 01:04:41,400 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 01:04:41,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 01:04:41,406 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 01:04:41,409 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 01:04:41,410 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 01:04:41,412 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 01:04:41,414 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 01:04:41,414 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 01:04:41,416 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 01:04:41,418 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 01:04:41,420 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 01:04:41,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 01:04:41,423 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 01:04:41,426 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 01:04:41,429 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 01:04:41,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 01:04:41,434 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 01:04:41,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 01:04:41,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 01:04:41,443 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-21 01:04:41,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 01:04:41,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 01:04:41,472 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 01:04:41,474 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-21 01:04:41,494 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 01:04:41,495 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 01:04:41,497 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 01:04:41,497 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 01:04:41,498 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 01:04:41,498 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 01:04:41,498 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 01:04:41,498 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 01:04:41,499 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 01:04:41,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 01:04:41,499 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 01:04:41,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 01:04:41,499 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 01:04:41,500 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 01:04:41,500 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 01:04:41,500 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 01:04:41,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 01:04:41,501 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 01:04:41,501 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 01:04:41,501 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 01:04:41,502 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 01:04:41,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 01:04:41,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 01:04:41,502 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 01:04:41,502 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 01:04:41,503 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 01:04:41,503 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:41,503 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 01:04:41,503 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 01:04:41,503 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> BIGGEST_EQUIVALENCE_CLASS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 [2020-07-21 01:04:41,998 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 01:04:42,038 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 01:04:42,044 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 01:04:42,050 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 01:04:42,052 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 01:04:42,055 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_14.cil.c [2020-07-21 01:04:42,166 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/664753292/4b9a2082f3e44a799442615e29adb5a4/FLAG7e372b2a9 [2020-07-21 01:04:42,846 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 01:04:42,847 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ssh-simplified/s3_srvr_14.cil.c [2020-07-21 01:04:42,868 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/664753292/4b9a2082f3e44a799442615e29adb5a4/FLAG7e372b2a9 [2020-07-21 01:04:43,100 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/664753292/4b9a2082f3e44a799442615e29adb5a4 [2020-07-21 01:04:43,117 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 01:04:43,122 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 01:04:43,124 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 01:04:43,124 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 01:04:43,131 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 01:04:43,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:04:43" (1/1) ... [2020-07-21 01:04:43,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53ff6d79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:04:43, skipping insertion in model container [2020-07-21 01:04:43,139 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:04:43" (1/1) ... [2020-07-21 01:04:43,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 01:04:43,209 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 01:04:43,780 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 01:04:43,810 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 01:04:44,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 01:04:44,151 INFO L208 MainTranslator]: Completed translation [2020-07-21 01:04:44,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:04:44 WrapperNode [2020-07-21 01:04:44,152 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 01:04:44,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 01:04:44,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 01:04:44,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 01:04:44,179 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:04:44" (1/1) ... [2020-07-21 01:04:44,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:04:44" (1/1) ... [2020-07-21 01:04:44,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:04:44" (1/1) ... [2020-07-21 01:04:44,199 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:04:44" (1/1) ... [2020-07-21 01:04:44,216 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:04:44" (1/1) ... [2020-07-21 01:04:44,241 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:04:44" (1/1) ... [2020-07-21 01:04:44,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:04:44" (1/1) ... [2020-07-21 01:04:44,256 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 01:04:44,257 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 01:04:44,257 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 01:04:44,257 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 01:04:44,259 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:04:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 01:04:44,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 01:04:44,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 01:04:44,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2020-07-21 01:04:44,401 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 01:04:44,402 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 01:04:44,403 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-07-21 01:04:44,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 01:04:44,405 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-07-21 01:04:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2020-07-21 01:04:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 01:04:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 01:04:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 01:04:44,941 WARN L775 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-07-21 01:04:45,902 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2020-07-21 01:04:45,902 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2020-07-21 01:04:45,931 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 01:04:45,932 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-21 01:04:45,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:04:45 BoogieIcfgContainer [2020-07-21 01:04:45,949 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 01:04:45,953 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 01:04:45,953 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 01:04:45,958 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 01:04:45,959 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 01:04:43" (1/3) ... [2020-07-21 01:04:45,960 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@256c2d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:04:45, skipping insertion in model container [2020-07-21 01:04:45,960 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:04:44" (2/3) ... [2020-07-21 01:04:45,960 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@256c2d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:04:45, skipping insertion in model container [2020-07-21 01:04:45,961 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:04:45" (3/3) ... [2020-07-21 01:04:45,976 INFO L109 eAbstractionObserver]: Analyzing ICFG s3_srvr_14.cil.c [2020-07-21 01:04:45,999 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 01:04:46,016 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 01:04:46,045 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 01:04:46,089 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 01:04:46,089 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 01:04:46,090 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 01:04:46,090 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 01:04:46,090 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 01:04:46,090 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 01:04:46,090 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 01:04:46,090 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 01:04:46,124 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2020-07-21 01:04:46,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-07-21 01:04:46,136 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 01:04:46,138 INFO L422 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] [2020-07-21 01:04:46,138 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 01:04:46,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 01:04:46,149 INFO L82 PathProgramCache]: Analyzing trace with hash -2138433857, now seen corresponding path program 1 times [2020-07-21 01:04:46,158 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 01:04:46,159 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1674133286] [2020-07-21 01:04:46,160 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:46,361 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-21 01:04:46,361 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 01:04:46,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-21 01:04:46,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 01:04:46,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 01:04:46,481 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 01:04:46,483 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1674133286] [2020-07-21 01:04:46,486 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 01:04:46,487 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-21 01:04:46,489 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470679606] [2020-07-21 01:04:46,500 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-21 01:04:46,501 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 01:04:46,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-21 01:04:46,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-21 01:04:46,534 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 5 states. [2020-07-21 01:04:47,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 01:04:47,258 INFO L93 Difference]: Finished difference Result 375 states and 646 transitions. [2020-07-21 01:04:47,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-21 01:04:47,262 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2020-07-21 01:04:47,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 01:04:47,280 INFO L225 Difference]: With dead ends: 375 [2020-07-21 01:04:47,281 INFO L226 Difference]: Without dead ends: 194 [2020-07-21 01:04:47,293 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-21 01:04:47,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-07-21 01:04:47,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 188. [2020-07-21 01:04:47,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-07-21 01:04:47,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 279 transitions. [2020-07-21 01:04:47,404 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 279 transitions. Word has length 28 [2020-07-21 01:04:47,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 01:04:47,405 INFO L479 AbstractCegarLoop]: Abstraction has 188 states and 279 transitions. [2020-07-21 01:04:47,405 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-21 01:04:47,406 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 279 transitions. [2020-07-21 01:04:47,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-07-21 01:04:47,410 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 01:04:47,411 INFO L422 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] [2020-07-21 01:04:47,626 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:47,627 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 01:04:47,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 01:04:47,628 INFO L82 PathProgramCache]: Analyzing trace with hash 533516532, now seen corresponding path program 1 times [2020-07-21 01:04:47,628 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 01:04:47,629 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [856451177] [2020-07-21 01:04:47,629 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:47,718 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-21 01:04:47,719 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 01:04:47,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-21 01:04:47,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 01:04:47,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 01:04:47,771 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 01:04:47,772 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [856451177] [2020-07-21 01:04:47,772 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 01:04:47,772 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-21 01:04:47,773 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647724743] [2020-07-21 01:04:47,775 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-21 01:04:47,776 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 01:04:47,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-21 01:04:47,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-21 01:04:47,777 INFO L87 Difference]: Start difference. First operand 188 states and 279 transitions. Second operand 5 states. [2020-07-21 01:04:48,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 01:04:48,396 INFO L93 Difference]: Finished difference Result 448 states and 678 transitions. [2020-07-21 01:04:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-21 01:04:48,398 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2020-07-21 01:04:48,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 01:04:48,414 INFO L225 Difference]: With dead ends: 448 [2020-07-21 01:04:48,415 INFO L226 Difference]: Without dead ends: 260 [2020-07-21 01:04:48,424 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-21 01:04:48,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2020-07-21 01:04:48,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 245. [2020-07-21 01:04:48,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 245 states. [2020-07-21 01:04:48,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 372 transitions. [2020-07-21 01:04:48,463 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 372 transitions. Word has length 31 [2020-07-21 01:04:48,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 01:04:48,463 INFO L479 AbstractCegarLoop]: Abstraction has 245 states and 372 transitions. [2020-07-21 01:04:48,463 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-21 01:04:48,464 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 372 transitions. [2020-07-21 01:04:48,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-07-21 01:04:48,465 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 01:04:48,466 INFO L422 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] [2020-07-21 01:04:48,681 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:48,681 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 01:04:48,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 01:04:48,683 INFO L82 PathProgramCache]: Analyzing trace with hash 522773526, now seen corresponding path program 1 times [2020-07-21 01:04:48,684 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 01:04:48,687 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [63890646] [2020-07-21 01:04:48,688 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:48,809 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-21 01:04:48,810 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 01:04:48,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 01:04:48,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 01:04:48,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 01:04:48,835 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 01:04:48,836 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [63890646] [2020-07-21 01:04:48,836 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 01:04:48,837 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 01:04:48,837 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911782290] [2020-07-21 01:04:48,837 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 01:04:48,838 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 01:04:48,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 01:04:48,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 01:04:48,839 INFO L87 Difference]: Start difference. First operand 245 states and 372 transitions. Second operand 3 states. [2020-07-21 01:04:48,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 01:04:48,886 INFO L93 Difference]: Finished difference Result 698 states and 1061 transitions. [2020-07-21 01:04:48,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 01:04:48,888 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 32 [2020-07-21 01:04:48,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 01:04:48,893 INFO L225 Difference]: With dead ends: 698 [2020-07-21 01:04:48,894 INFO L226 Difference]: Without dead ends: 466 [2020-07-21 01:04:48,897 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 01:04:48,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 466 states. [2020-07-21 01:04:48,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 466 to 464. [2020-07-21 01:04:48,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 464 states. [2020-07-21 01:04:48,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 701 transitions. [2020-07-21 01:04:48,977 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 701 transitions. Word has length 32 [2020-07-21 01:04:48,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 01:04:48,979 INFO L479 AbstractCegarLoop]: Abstraction has 464 states and 701 transitions. [2020-07-21 01:04:48,979 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 01:04:48,980 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 701 transitions. [2020-07-21 01:04:48,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-07-21 01:04:48,985 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 01:04:48,985 INFO L422 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] [2020-07-21 01:04:49,186 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:49,187 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 01:04:49,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 01:04:49,189 INFO L82 PathProgramCache]: Analyzing trace with hash -1890290600, now seen corresponding path program 1 times [2020-07-21 01:04:49,189 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 01:04:49,190 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [59349733] [2020-07-21 01:04:49,190 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:49,291 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-21 01:04:49,292 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 01:04:49,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-21 01:04:49,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 01:04:49,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 01:04:49,347 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 01:04:49,347 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [59349733] [2020-07-21 01:04:49,348 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 01:04:49,348 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 01:04:49,348 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019429186] [2020-07-21 01:04:49,349 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 01:04:49,350 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 01:04:49,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 01:04:49,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-21 01:04:49,351 INFO L87 Difference]: Start difference. First operand 464 states and 701 transitions. Second operand 6 states. [2020-07-21 01:04:49,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 01:04:49,923 INFO L93 Difference]: Finished difference Result 1155 states and 1779 transitions. [2020-07-21 01:04:49,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 01:04:49,924 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2020-07-21 01:04:49,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 01:04:49,930 INFO L225 Difference]: With dead ends: 1155 [2020-07-21 01:04:49,930 INFO L226 Difference]: Without dead ends: 655 [2020-07-21 01:04:49,933 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-07-21 01:04:49,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 655 states. [2020-07-21 01:04:49,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 655 to 526. [2020-07-21 01:04:49,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 526 states. [2020-07-21 01:04:49,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 526 states and 799 transitions. [2020-07-21 01:04:49,970 INFO L78 Accepts]: Start accepts. Automaton has 526 states and 799 transitions. Word has length 33 [2020-07-21 01:04:49,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 01:04:49,971 INFO L479 AbstractCegarLoop]: Abstraction has 526 states and 799 transitions. [2020-07-21 01:04:49,971 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 01:04:49,971 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 799 transitions. [2020-07-21 01:04:49,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-07-21 01:04:49,974 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 01:04:49,974 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-07-21 01:04:50,190 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:50,191 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 01:04:50,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 01:04:50,192 INFO L82 PathProgramCache]: Analyzing trace with hash 2094542434, now seen corresponding path program 1 times [2020-07-21 01:04:50,193 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 01:04:50,193 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1349386864] [2020-07-21 01:04:50,193 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:50,280 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-21 01:04:50,280 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 01:04:50,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 01:04:50,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 01:04:50,306 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 01:04:50,306 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 01:04:50,307 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1349386864] [2020-07-21 01:04:50,307 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 01:04:50,308 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 01:04:50,308 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500214436] [2020-07-21 01:04:50,309 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 01:04:50,309 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 01:04:50,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 01:04:50,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 01:04:50,310 INFO L87 Difference]: Start difference. First operand 526 states and 799 transitions. Second operand 3 states. [2020-07-21 01:04:50,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 01:04:50,692 INFO L93 Difference]: Finished difference Result 1157 states and 1772 transitions. [2020-07-21 01:04:50,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 01:04:50,693 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2020-07-21 01:04:50,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 01:04:50,700 INFO L225 Difference]: With dead ends: 1157 [2020-07-21 01:04:50,700 INFO L226 Difference]: Without dead ends: 621 [2020-07-21 01:04:50,705 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 01:04:50,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 621 states. [2020-07-21 01:04:50,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 621 to 571. [2020-07-21 01:04:50,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 571 states. [2020-07-21 01:04:50,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 571 states and 862 transitions. [2020-07-21 01:04:50,743 INFO L78 Accepts]: Start accepts. Automaton has 571 states and 862 transitions. Word has length 45 [2020-07-21 01:04:50,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 01:04:50,753 INFO L479 AbstractCegarLoop]: Abstraction has 571 states and 862 transitions. [2020-07-21 01:04:50,754 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 01:04:50,754 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 862 transitions. [2020-07-21 01:04:50,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-21 01:04:50,761 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 01:04:50,763 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 01:04:50,977 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:50,978 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 01:04:50,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 01:04:50,979 INFO L82 PathProgramCache]: Analyzing trace with hash -862380087, now seen corresponding path program 1 times [2020-07-21 01:04:50,979 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 01:04:50,979 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [231443117] [2020-07-21 01:04:50,980 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:51,079 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-21 01:04:51,080 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 01:04:51,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 01:04:51,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 01:04:51,129 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 01:04:51,130 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 01:04:51,131 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [231443117] [2020-07-21 01:04:51,131 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 01:04:51,131 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 01:04:51,132 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353943575] [2020-07-21 01:04:51,132 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 01:04:51,134 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 01:04:51,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 01:04:51,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 01:04:51,144 INFO L87 Difference]: Start difference. First operand 571 states and 862 transitions. Second operand 3 states. [2020-07-21 01:04:51,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 01:04:51,509 INFO L93 Difference]: Finished difference Result 1307 states and 1958 transitions. [2020-07-21 01:04:51,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 01:04:51,510 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-21 01:04:51,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 01:04:51,517 INFO L225 Difference]: With dead ends: 1307 [2020-07-21 01:04:51,517 INFO L226 Difference]: Without dead ends: 706 [2020-07-21 01:04:51,521 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 01:04:51,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 706 states. [2020-07-21 01:04:51,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 706 to 622. [2020-07-21 01:04:51,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 622 states. [2020-07-21 01:04:51,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 622 states and 920 transitions. [2020-07-21 01:04:51,560 INFO L78 Accepts]: Start accepts. Automaton has 622 states and 920 transitions. Word has length 46 [2020-07-21 01:04:51,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 01:04:51,561 INFO L479 AbstractCegarLoop]: Abstraction has 622 states and 920 transitions. [2020-07-21 01:04:51,561 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 01:04:51,561 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 920 transitions. [2020-07-21 01:04:51,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-07-21 01:04:51,563 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 01:04:51,563 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 01:04:51,778 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:51,779 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 01:04:51,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 01:04:51,780 INFO L82 PathProgramCache]: Analyzing trace with hash -1896340220, now seen corresponding path program 1 times [2020-07-21 01:04:51,780 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 01:04:51,780 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1523913687] [2020-07-21 01:04:51,781 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:51,885 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-21 01:04:51,886 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 01:04:51,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 01:04:51,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 01:04:51,908 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 01:04:51,909 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 01:04:51,909 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1523913687] [2020-07-21 01:04:51,910 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 01:04:51,910 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 01:04:51,910 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587223683] [2020-07-21 01:04:51,911 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 01:04:51,911 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 01:04:51,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 01:04:51,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 01:04:51,912 INFO L87 Difference]: Start difference. First operand 622 states and 920 transitions. Second operand 3 states. [2020-07-21 01:04:51,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 01:04:51,951 INFO L93 Difference]: Finished difference Result 1230 states and 1822 transitions. [2020-07-21 01:04:51,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 01:04:51,952 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2020-07-21 01:04:51,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 01:04:51,959 INFO L225 Difference]: With dead ends: 1230 [2020-07-21 01:04:51,959 INFO L226 Difference]: Without dead ends: 622 [2020-07-21 01:04:51,963 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 01:04:51,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 622 states. [2020-07-21 01:04:52,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 622 to 622. [2020-07-21 01:04:52,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 622 states. [2020-07-21 01:04:52,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 622 states and 903 transitions. [2020-07-21 01:04:52,036 INFO L78 Accepts]: Start accepts. Automaton has 622 states and 903 transitions. Word has length 54 [2020-07-21 01:04:52,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 01:04:52,037 INFO L479 AbstractCegarLoop]: Abstraction has 622 states and 903 transitions. [2020-07-21 01:04:52,037 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 01:04:52,037 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 903 transitions. [2020-07-21 01:04:52,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-07-21 01:04:52,038 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 01:04:52,039 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 01:04:52,253 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:52,254 INFO L427 AbstractCegarLoop]: === Iteration 8 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 01:04:52,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 01:04:52,255 INFO L82 PathProgramCache]: Analyzing trace with hash -1048271307, now seen corresponding path program 1 times [2020-07-21 01:04:52,256 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 01:04:52,257 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [283257380] [2020-07-21 01:04:52,257 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:52,366 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-21 01:04:52,366 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 01:04:52,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 01:04:52,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 01:04:52,384 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 01:04:52,385 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 01:04:52,385 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [283257380] [2020-07-21 01:04:52,386 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 01:04:52,386 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 01:04:52,386 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702127205] [2020-07-21 01:04:52,387 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 01:04:52,388 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 01:04:52,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 01:04:52,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 01:04:52,390 INFO L87 Difference]: Start difference. First operand 622 states and 903 transitions. Second operand 3 states. [2020-07-21 01:04:52,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 01:04:52,463 INFO L93 Difference]: Finished difference Result 1240 states and 1800 transitions. [2020-07-21 01:04:52,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 01:04:52,464 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2020-07-21 01:04:52,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 01:04:52,471 INFO L225 Difference]: With dead ends: 1240 [2020-07-21 01:04:52,471 INFO L226 Difference]: Without dead ends: 632 [2020-07-21 01:04:52,474 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 01:04:52,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 632 states. [2020-07-21 01:04:52,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 632 to 630. [2020-07-21 01:04:52,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 630 states. [2020-07-21 01:04:52,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 630 states and 896 transitions. [2020-07-21 01:04:52,511 INFO L78 Accepts]: Start accepts. Automaton has 630 states and 896 transitions. Word has length 55 [2020-07-21 01:04:52,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 01:04:52,512 INFO L479 AbstractCegarLoop]: Abstraction has 630 states and 896 transitions. [2020-07-21 01:04:52,512 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 01:04:52,512 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 896 transitions. [2020-07-21 01:04:52,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 01:04:52,514 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 01:04:52,514 INFO L422 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] [2020-07-21 01:04:52,729 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:52,730 INFO L427 AbstractCegarLoop]: === Iteration 9 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 01:04:52,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 01:04:52,731 INFO L82 PathProgramCache]: Analyzing trace with hash 1890648705, now seen corresponding path program 1 times [2020-07-21 01:04:52,732 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 01:04:52,734 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1573171062] [2020-07-21 01:04:52,734 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:52,855 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-21 01:04:52,856 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 01:04:52,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 01:04:52,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 01:04:52,896 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 01:04:52,897 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 01:04:52,899 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1573171062] [2020-07-21 01:04:52,899 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 01:04:52,899 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 01:04:52,900 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582977079] [2020-07-21 01:04:52,901 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 01:04:52,901 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 01:04:52,902 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 01:04:52,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 01:04:52,906 INFO L87 Difference]: Start difference. First operand 630 states and 896 transitions. Second operand 3 states. [2020-07-21 01:04:52,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 01:04:52,980 INFO L93 Difference]: Finished difference Result 1854 states and 2638 transitions. [2020-07-21 01:04:52,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 01:04:52,983 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-21 01:04:52,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 01:04:52,998 INFO L225 Difference]: With dead ends: 1854 [2020-07-21 01:04:52,999 INFO L226 Difference]: Without dead ends: 1238 [2020-07-21 01:04:53,003 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 01:04:53,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1238 states. [2020-07-21 01:04:53,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1238 to 951. [2020-07-21 01:04:53,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 951 states. [2020-07-21 01:04:53,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 951 states and 1349 transitions. [2020-07-21 01:04:53,065 INFO L78 Accepts]: Start accepts. Automaton has 951 states and 1349 transitions. Word has length 60 [2020-07-21 01:04:53,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 01:04:53,065 INFO L479 AbstractCegarLoop]: Abstraction has 951 states and 1349 transitions. [2020-07-21 01:04:53,065 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 01:04:53,066 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1349 transitions. [2020-07-21 01:04:53,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 01:04:53,067 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 01:04:53,067 INFO L422 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] [2020-07-21 01:04:53,282 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:53,283 INFO L427 AbstractCegarLoop]: === Iteration 10 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 01:04:53,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 01:04:53,284 INFO L82 PathProgramCache]: Analyzing trace with hash 1409568447, now seen corresponding path program 1 times [2020-07-21 01:04:53,284 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 01:04:53,285 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1767855653] [2020-07-21 01:04:53,285 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:53,368 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-21 01:04:53,368 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 01:04:53,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-21 01:04:53,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 01:04:53,408 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 01:04:53,408 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 01:04:53,409 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1767855653] [2020-07-21 01:04:53,409 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 01:04:53,409 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 01:04:53,410 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723016877] [2020-07-21 01:04:53,411 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 01:04:53,411 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 01:04:53,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 01:04:53,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 01:04:53,413 INFO L87 Difference]: Start difference. First operand 951 states and 1349 transitions. Second operand 3 states. [2020-07-21 01:04:53,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 01:04:53,506 INFO L93 Difference]: Finished difference Result 2803 states and 3970 transitions. [2020-07-21 01:04:53,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 01:04:53,506 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-21 01:04:53,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 01:04:53,518 INFO L225 Difference]: With dead ends: 2803 [2020-07-21 01:04:53,519 INFO L226 Difference]: Without dead ends: 1867 [2020-07-21 01:04:53,524 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 01:04:53,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1867 states. [2020-07-21 01:04:53,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1867 to 1865. [2020-07-21 01:04:53,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1865 states. [2020-07-21 01:04:53,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 1865 states and 2605 transitions. [2020-07-21 01:04:53,635 INFO L78 Accepts]: Start accepts. Automaton has 1865 states and 2605 transitions. Word has length 60 [2020-07-21 01:04:53,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 01:04:53,635 INFO L479 AbstractCegarLoop]: Abstraction has 1865 states and 2605 transitions. [2020-07-21 01:04:53,636 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 01:04:53,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 2605 transitions. [2020-07-21 01:04:53,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-07-21 01:04:53,637 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 01:04:53,638 INFO L422 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, 1] [2020-07-21 01:04:53,850 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:53,851 INFO L427 AbstractCegarLoop]: === Iteration 11 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 01:04:53,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 01:04:53,854 INFO L82 PathProgramCache]: Analyzing trace with hash -2083485680, now seen corresponding path program 1 times [2020-07-21 01:04:53,855 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 01:04:53,855 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [734530008] [2020-07-21 01:04:53,855 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:54,000 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-21 01:04:54,001 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 01:04:54,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 01:04:54,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 01:04:54,023 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-07-21 01:04:54,024 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 01:04:54,024 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [734530008] [2020-07-21 01:04:54,024 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 01:04:54,025 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 01:04:54,025 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600042954] [2020-07-21 01:04:54,026 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 01:04:54,026 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 01:04:54,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 01:04:54,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 01:04:54,027 INFO L87 Difference]: Start difference. First operand 1865 states and 2605 transitions. Second operand 3 states. [2020-07-21 01:04:54,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 01:04:54,126 INFO L93 Difference]: Finished difference Result 3642 states and 5067 transitions. [2020-07-21 01:04:54,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 01:04:54,127 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2020-07-21 01:04:54,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 01:04:54,144 INFO L225 Difference]: With dead ends: 3642 [2020-07-21 01:04:54,145 INFO L226 Difference]: Without dead ends: 2429 [2020-07-21 01:04:54,151 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 01:04:54,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2429 states. [2020-07-21 01:04:54,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2429 to 1835. [2020-07-21 01:04:54,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1835 states. [2020-07-21 01:04:54,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1835 states and 2552 transitions. [2020-07-21 01:04:54,256 INFO L78 Accepts]: Start accepts. Automaton has 1835 states and 2552 transitions. Word has length 61 [2020-07-21 01:04:54,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 01:04:54,257 INFO L479 AbstractCegarLoop]: Abstraction has 1835 states and 2552 transitions. [2020-07-21 01:04:54,257 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 01:04:54,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 2552 transitions. [2020-07-21 01:04:54,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-07-21 01:04:54,259 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 01:04:54,259 INFO L422 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] [2020-07-21 01:04:54,474 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:54,474 INFO L427 AbstractCegarLoop]: === Iteration 12 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 01:04:54,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 01:04:54,475 INFO L82 PathProgramCache]: Analyzing trace with hash 1998483518, now seen corresponding path program 1 times [2020-07-21 01:04:54,476 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 01:04:54,476 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1693181608] [2020-07-21 01:04:54,477 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:54,560 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-21 01:04:54,560 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 01:04:54,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 01:04:54,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 01:04:54,586 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-07-21 01:04:54,586 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 01:04:54,587 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1693181608] [2020-07-21 01:04:54,587 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 01:04:54,587 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 01:04:54,587 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494434466] [2020-07-21 01:04:54,588 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 01:04:54,589 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 01:04:54,589 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 01:04:54,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 01:04:54,590 INFO L87 Difference]: Start difference. First operand 1835 states and 2552 transitions. Second operand 3 states. [2020-07-21 01:04:55,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 01:04:55,009 INFO L93 Difference]: Finished difference Result 3938 states and 5536 transitions. [2020-07-21 01:04:55,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 01:04:55,010 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2020-07-21 01:04:55,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 01:04:55,026 INFO L225 Difference]: With dead ends: 3938 [2020-07-21 01:04:55,027 INFO L226 Difference]: Without dead ends: 2124 [2020-07-21 01:04:55,036 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 01:04:55,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2124 states. [2020-07-21 01:04:55,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2124 to 2088. [2020-07-21 01:04:55,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2088 states. [2020-07-21 01:04:55,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 2088 states and 2821 transitions. [2020-07-21 01:04:55,169 INFO L78 Accepts]: Start accepts. Automaton has 2088 states and 2821 transitions. Word has length 62 [2020-07-21 01:04:55,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 01:04:55,203 INFO L479 AbstractCegarLoop]: Abstraction has 2088 states and 2821 transitions. [2020-07-21 01:04:55,204 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 01:04:55,204 INFO L276 IsEmpty]: Start isEmpty. Operand 2088 states and 2821 transitions. [2020-07-21 01:04:55,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-07-21 01:04:55,206 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 01:04:55,206 INFO L422 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] [2020-07-21 01:04:55,407 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:55,407 INFO L427 AbstractCegarLoop]: === Iteration 13 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 01:04:55,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 01:04:55,408 INFO L82 PathProgramCache]: Analyzing trace with hash -1616425408, now seen corresponding path program 1 times [2020-07-21 01:04:55,408 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 01:04:55,408 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [368533358] [2020-07-21 01:04:55,409 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:55,495 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-21 01:04:55,496 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2020-07-21 01:04:55,496 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-21 01:04:55,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-21 01:04:55,526 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-21 01:04:55,729 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-07-21 01:04:55,730 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-21 01:04:55,949 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:56,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 01:04:56 BoogieIcfgContainer [2020-07-21 01:04:56,087 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 01:04:56,092 INFO L168 Benchmark]: Toolchain (without parser) took 12970.65 ms. Allocated memory was 144.2 MB in the beginning and 310.9 MB in the end (delta: 166.7 MB). Free memory was 102.1 MB in the beginning and 241.8 MB in the end (delta: -139.7 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2020-07-21 01:04:56,093 INFO L168 Benchmark]: CDTParser took 0.72 ms. Allocated memory is still 144.2 MB. Free memory is still 120.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-21 01:04:56,094 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1029.17 ms. Allocated memory was 144.2 MB in the beginning and 203.9 MB in the end (delta: 59.8 MB). Free memory was 101.7 MB in the beginning and 178.9 MB in the end (delta: -77.2 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. [2020-07-21 01:04:56,095 INFO L168 Benchmark]: Boogie Preprocessor took 102.35 ms. Allocated memory is still 203.9 MB. Free memory was 178.9 MB in the beginning and 176.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-07-21 01:04:56,095 INFO L168 Benchmark]: RCFGBuilder took 1693.09 ms. Allocated memory is still 203.9 MB. Free memory was 176.9 MB in the beginning and 123.2 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 7.1 GB. [2020-07-21 01:04:56,096 INFO L168 Benchmark]: TraceAbstraction took 10134.56 ms. Allocated memory was 203.9 MB in the beginning and 310.9 MB in the end (delta: 107.0 MB). Free memory was 123.2 MB in the beginning and 241.8 MB in the end (delta: -118.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2020-07-21 01:04:56,100 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72 ms. Allocated memory is still 144.2 MB. Free memory is still 120.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1029.17 ms. Allocated memory was 144.2 MB in the beginning and 203.9 MB in the end (delta: 59.8 MB). Free memory was 101.7 MB in the beginning and 178.9 MB in the end (delta: -77.2 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.35 ms. Allocated memory is still 203.9 MB. Free memory was 178.9 MB in the beginning and 176.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1693.09 ms. Allocated memory is still 203.9 MB. Free memory was 176.9 MB in the beginning and 123.2 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 10134.56 ms. Allocated memory was 203.9 MB in the beginning and 310.9 MB in the end (delta: 107.0 MB). Free memory was 123.2 MB in the beginning and 241.8 MB in the end (delta: -118.6 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 640]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L645] int s ; [L646] int tmp ; [L650] s = 8464 VAL [s=8464] [L651] CALL ssl3_accept(s) VAL [\old(initial_state)=8464] [L11] int s__info_callback = __VERIFIER_nondet_int() ; [L12] int s__in_handshake = __VERIFIER_nondet_int() ; [L13] int s__state ; [L14] int s__new_session ; [L15] int s__server ; [L16] int s__version = __VERIFIER_nondet_int() ; [L17] int s__type ; [L18] int s__init_num ; [L19] int s__hit = __VERIFIER_nondet_int() ; [L20] int s__rwstate ; [L21] int s__init_buf___0 = 1; [L22] int s__debug = __VERIFIER_nondet_int() ; [L23] int s__shutdown ; [L24] int s__cert = __VERIFIER_nondet_int() ; [L25] int s__options = __VERIFIER_nondet_int() ; [L26] int s__verify_mode = __VERIFIER_nondet_int() ; [L27] int s__session__peer = __VERIFIER_nondet_int() ; [L28] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int() ; [L29] int s__ctx__info_callback = __VERIFIER_nondet_int() ; [L30] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int() ; [L31] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int() ; [L32] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int() ; [L33] int s__s3__tmp__cert_request ; [L34] int s__s3__tmp__reuse_message ; [L35] int s__s3__tmp__use_rsa_tmp ; [L36] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int() ; [L37] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int() ; [L38] int s__s3__tmp__next_state___0 ; [L39] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int() ; [L40] int s__session__cipher ; [L41] int buf ; [L42] unsigned long l ; [L43] unsigned long Time ; [L44] unsigned long tmp ; [L45] int cb ; [L46] long num1 = __VERIFIER_nondet_long() ; [L47] int ret ; [L48] int new_state ; [L49] int state ; [L50] int skip ; [L51] int got_new_session ; [L52] int tmp___1 = __VERIFIER_nondet_int() ; [L53] int tmp___2 = __VERIFIER_nondet_int() ; [L54] int tmp___3 = __VERIFIER_nondet_int() ; [L55] int tmp___4 = __VERIFIER_nondet_int() ; [L56] int tmp___5 = __VERIFIER_nondet_int() ; [L57] int tmp___6 = __VERIFIER_nondet_int() ; [L58] int tmp___7 ; [L59] long tmp___8 = __VERIFIER_nondet_long() ; [L60] int tmp___9 = __VERIFIER_nondet_int() ; [L61] int tmp___10 = __VERIFIER_nondet_int() ; [L62] int blastFlag ; [L63] int __cil_tmp55 ; [L64] unsigned long __cil_tmp56 ; [L65] unsigned long __cil_tmp57 ; [L66] unsigned long __cil_tmp58 ; [L67] unsigned long __cil_tmp59 ; [L68] int __cil_tmp60 ; [L69] unsigned long __cil_tmp61 ; [L72] s__s3__tmp__reuse_message = 0 [L73] s__state = initial_state [L74] blastFlag = 0 [L75] tmp = __VERIFIER_nondet_int() [L76] Time = tmp [L77] cb = 0 [L78] ret = -1 [L79] skip = 0 [L80] 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L81] COND TRUE s__info_callback != 0 [L82] 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L88] 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L89] 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L90] 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L94] 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L98] 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L100] 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L101] 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L104] 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L107] 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L110] 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L113] 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L116] 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L119] 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L122] 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L125] 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L271] s__shutdown = 0 [L272] ret = __VERIFIER_nondet_int() [L273] COND TRUE blastFlag == 0 [L274] blastFlag = 1 VAL [\old(initial_state)=8464, blastFlag=1, 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L276] COND FALSE !(ret <= 0) [L279] got_new_session = 1 [L280] s__state = 8496 [L281] s__init_num = 0 VAL [\old(initial_state)=8464, blastFlag=1, cb=-1, got_new_session=1, 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L602] 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=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=-1, s__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L603] COND TRUE ! skip VAL [\old(initial_state)=8464, blastFlag=1, cb=-1, got_new_session=1, 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L604] COND TRUE tmp___1 != -12288 VAL [\old(initial_state)=8464, blastFlag=1, cb=-1, got_new_session=1, 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L605] COND TRUE s__state != 8656 VAL [\old(initial_state)=8464, blastFlag=1, cb=-1, got_new_session=1, 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L606] COND TRUE tmp___2 != -16384 VAL [\old(initial_state)=8464, blastFlag=1, cb=-1, got_new_session=1, 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L607] COND FALSE !(state == 8496) VAL [\old(initial_state)=8464, blastFlag=1, cb=-1, got_new_session=1, 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L614] COND FALSE !(\read(s__debug)) VAL [\old(initial_state)=8464, blastFlag=1, cb=-1, got_new_session=1, 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L620] COND TRUE cb != 0 VAL [\old(initial_state)=8464, blastFlag=1, cb=-1, got_new_session=1, 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L621] COND TRUE s__state != state [L622] new_state = s__state [L623] s__state = state [L624] 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=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=-1, s__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L629] skip = 0 VAL [\old(initial_state)=8464, blastFlag=1, cb=-1, got_new_session=1, initial_state=8464, new_state=8496, 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L98] 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=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=-1, s__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L100] 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=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=-1, s__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L101] 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=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=-1, s__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L104] 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=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=-1, s__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L107] 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=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=-1, s__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L110] 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=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=-1, s__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L113] 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=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=-1, s__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L116] 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=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=-1, s__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L119] 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=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=-1, s__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L122] 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=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=-1, s__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L125] 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=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=-1, s__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L128] 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=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=-1, s__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L131] 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=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=-1, s__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L134] 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=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=-1, s__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L285] ret = __VERIFIER_nondet_int() [L286] COND TRUE blastFlag == 1 [L287] blastFlag = 2 VAL [\old(initial_state)=8464, blastFlag=2, cb=-1, got_new_session=1, initial_state=8464, new_state=8496, 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L289] 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=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=-1, s__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L292] COND FALSE !(\read(s__hit)) [L295] 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=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=-1, s__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L297] 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=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=-1, s__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L602] 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=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=-1, s__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L603] 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=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=-1, s__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L604] 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=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=-1, s__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L605] 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=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=-1, s__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L606] 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=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=-1, s__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L607] 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=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=-1, s__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L640] __VERIFIER_error() VAL [\old(initial_state)=8464, blastFlag=2, cb=-1, got_new_session=1, initial_state=8464, new_state=8496, 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__init_buf___0=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=-12289, tmp___10=0, tmp___2=-16385, 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, 159 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 9.8s, OverallIterations: 13, TraceHistogramMax: 2, AutomataDifference: 3.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3051 SDtfs, 2758 SDslu, 2303 SDs, 0 SdLazy, 973 SolverSat, 268 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 560 GetRequests, 536 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2088occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 12 MinimizatonAttempts, 1207 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 629 NumberOfCodeBlocks, 505 NumberOfCodeBlocksAsserted, 41 NumberOfCheckSat, 555 ConstructedInterpolants, 0 QuantifiedInterpolants, 61132 SizeOfPredicates, 16 NumberOfNonLiveVariables, 2430 ConjunctsInSsa, 43 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 103/103 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...