/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 DAGSIZE --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 [2020-07-20 21:48:42,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 21:48:42,637 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 21:48:42,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 21:48:42,651 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 21:48:42,653 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 21:48:42,654 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 21:48:42,656 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 21:48:42,658 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 21:48:42,659 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 21:48:42,660 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 21:48:42,662 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 21:48:42,662 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 21:48:42,663 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 21:48:42,664 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 21:48:42,665 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 21:48:42,666 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 21:48:42,667 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 21:48:42,669 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 21:48:42,671 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 21:48:42,673 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 21:48:42,674 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 21:48:42,675 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 21:48:42,676 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 21:48:42,682 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-20 21:48:42,694 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 21:48:42,695 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 21:48:42,696 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 21:48:42,697 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 [2020-07-20 21:48:42,712 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 21:48:42,713 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 21:48:42,714 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 21:48:42,714 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 21:48:42,715 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 21:48:42,715 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 21:48:42,715 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 21:48:42,715 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 21:48:42,716 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 21:48:42,716 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 21:48:42,716 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 21:48:42,716 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 21:48:42,716 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 21:48:42,717 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 21:48:42,717 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 21:48:42,717 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 21:48:42,717 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 21:48:42,717 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 21:48:42,718 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 21:48:42,718 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 21:48:42,718 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 21:48:42,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 21:48:42,718 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 21:48:42,719 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 21:48:42,719 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 21:48:42,719 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 21:48:42,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 21:48:42,719 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 21:48:42,720 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 21:48:42,720 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 -> DAGSIZE 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 [2020-07-20 21:48:43,053 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 21:48:43,069 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 21:48:43,073 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 21:48:43,074 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 21:48:43,075 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 21:48:43,076 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_14.cil.c [2020-07-20 21:48:43,170 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb8f0edb5/5e3ffa9a0ae049698f032fc23a4bf2bf/FLAGf8a0074b1 [2020-07-20 21:48:43,795 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 21:48:43,796 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ssh-simplified/s3_srvr_14.cil.c [2020-07-20 21:48:43,818 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb8f0edb5/5e3ffa9a0ae049698f032fc23a4bf2bf/FLAGf8a0074b1 [2020-07-20 21:48:44,153 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb8f0edb5/5e3ffa9a0ae049698f032fc23a4bf2bf [2020-07-20 21:48:44,166 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 21:48:44,169 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 21:48:44,173 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 21:48:44,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 21:48:44,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 21:48:44,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 09:48:44" (1/1) ... [2020-07-20 21:48:44,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@140172bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 09:48:44, skipping insertion in model container [2020-07-20 21:48:44,183 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 09:48:44" (1/1) ... [2020-07-20 21:48:44,192 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 21:48:44,258 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 21:48:44,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 21:48:44,546 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 21:48:44,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 21:48:44,724 INFO L208 MainTranslator]: Completed translation [2020-07-20 21:48:44,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 09:48:44 WrapperNode [2020-07-20 21:48:44,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 21:48:44,725 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 21:48:44,726 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 21:48:44,726 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 21:48:44,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 09:48:44" (1/1) ... [2020-07-20 21:48:44,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 09:48:44" (1/1) ... [2020-07-20 21:48:44,750 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 09:48:44" (1/1) ... [2020-07-20 21:48:44,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 09:48:44" (1/1) ... [2020-07-20 21:48:44,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 09:48:44" (1/1) ... [2020-07-20 21:48:44,781 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 09:48:44" (1/1) ... [2020-07-20 21:48:44,785 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 09:48:44" (1/1) ... [2020-07-20 21:48:44,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 21:48:44,791 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 21:48:44,791 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 21:48:44,792 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 21:48:44,793 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 09:48:44" (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 [2020-07-20 21:48:44,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 21:48:44,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 21:48:44,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2020-07-20 21:48:44,875 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 21:48:44,875 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 21:48:44,875 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-07-20 21:48:44,875 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 21:48:44,875 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-07-20 21:48:44,876 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2020-07-20 21:48:44,876 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 21:48:44,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 21:48:44,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 21:48:45,077 WARN L775 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-07-20 21:48:45,716 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2020-07-20 21:48:45,716 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2020-07-20 21:48:45,731 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 21:48:45,732 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-20 21:48:45,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 09:48:45 BoogieIcfgContainer [2020-07-20 21:48:45,739 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 21:48:45,742 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 21:48:45,742 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 21:48:45,747 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 21:48:45,747 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 09:48:44" (1/3) ... [2020-07-20 21:48:45,749 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f6a8085 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 09:48:45, skipping insertion in model container [2020-07-20 21:48:45,749 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 09:48:44" (2/3) ... [2020-07-20 21:48:45,749 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f6a8085 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 09:48:45, skipping insertion in model container [2020-07-20 21:48:45,750 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 09:48:45" (3/3) ... [2020-07-20 21:48:45,752 INFO L109 eAbstractionObserver]: Analyzing ICFG s3_srvr_14.cil.c [2020-07-20 21:48:45,765 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 21:48:45,776 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 21:48:45,794 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 21:48:45,826 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 21:48:45,826 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 21:48:45,826 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 21:48:45,827 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 21:48:45,827 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 21:48:45,827 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 21:48:45,827 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 21:48:45,827 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 21:48:45,855 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2020-07-20 21:48:45,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-07-20 21:48:45,866 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 21:48:45,867 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] [2020-07-20 21:48:45,868 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 21:48:45,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 21:48:45,875 INFO L82 PathProgramCache]: Analyzing trace with hash -2138433857, now seen corresponding path program 1 times [2020-07-20 21:48:45,884 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 21:48:45,885 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1213229357] [2020-07-20 21:48:45,885 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 [2020-07-20 21:48:46,040 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 21:48:46,041 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 21:48:46,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 21:48:46,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 21:48:46,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 21:48:46,117 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 21:48:46,118 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1213229357] [2020-07-20 21:48:46,119 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 21:48:46,119 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 21:48:46,121 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231626133] [2020-07-20 21:48:46,128 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 21:48:46,130 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 21:48:46,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 21:48:46,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 21:48:46,149 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 3 states. [2020-07-20 21:48:46,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 21:48:46,260 INFO L93 Difference]: Finished difference Result 444 states and 760 transitions. [2020-07-20 21:48:46,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 21:48:46,263 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-07-20 21:48:46,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 21:48:46,282 INFO L225 Difference]: With dead ends: 444 [2020-07-20 21:48:46,282 INFO L226 Difference]: Without dead ends: 271 [2020-07-20 21:48:46,288 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 21:48:46,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2020-07-20 21:48:46,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 269. [2020-07-20 21:48:46,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 269 states. [2020-07-20 21:48:46,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 418 transitions. [2020-07-20 21:48:46,388 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 418 transitions. Word has length 28 [2020-07-20 21:48:46,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 21:48:46,388 INFO L479 AbstractCegarLoop]: Abstraction has 269 states and 418 transitions. [2020-07-20 21:48:46,389 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 21:48:46,389 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 418 transitions. [2020-07-20 21:48:46,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-07-20 21:48:46,392 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 21:48:46,392 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] [2020-07-20 21:48:46,599 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 21:48:46,601 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 21:48:46,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 21:48:46,602 INFO L82 PathProgramCache]: Analyzing trace with hash -402909183, now seen corresponding path program 1 times [2020-07-20 21:48:46,603 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 21:48:46,603 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1085434021] [2020-07-20 21:48:46,604 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 [2020-07-20 21:48:46,688 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 21:48:46,688 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 21:48:46,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-20 21:48:46,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 21:48:46,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 21:48:46,738 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 21:48:46,742 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1085434021] [2020-07-20 21:48:46,743 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 21:48:46,743 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-20 21:48:46,743 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382217332] [2020-07-20 21:48:46,745 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-20 21:48:46,746 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 21:48:46,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-20 21:48:46,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-20 21:48:46,747 INFO L87 Difference]: Start difference. First operand 269 states and 418 transitions. Second operand 5 states. [2020-07-20 21:48:47,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 21:48:47,160 INFO L93 Difference]: Finished difference Result 645 states and 1026 transitions. [2020-07-20 21:48:47,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-20 21:48:47,161 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-07-20 21:48:47,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 21:48:47,166 INFO L225 Difference]: With dead ends: 645 [2020-07-20 21:48:47,166 INFO L226 Difference]: Without dead ends: 366 [2020-07-20 21:48:47,170 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-20 21:48:47,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2020-07-20 21:48:47,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 356. [2020-07-20 21:48:47,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2020-07-20 21:48:47,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 528 transitions. [2020-07-20 21:48:47,206 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 528 transitions. Word has length 29 [2020-07-20 21:48:47,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 21:48:47,206 INFO L479 AbstractCegarLoop]: Abstraction has 356 states and 528 transitions. [2020-07-20 21:48:47,206 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-20 21:48:47,207 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 528 transitions. [2020-07-20 21:48:47,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-07-20 21:48:47,209 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 21:48:47,209 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] [2020-07-20 21:48:47,410 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 21:48:47,411 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 21:48:47,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 21:48:47,411 INFO L82 PathProgramCache]: Analyzing trace with hash 732770418, now seen corresponding path program 1 times [2020-07-20 21:48:47,412 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 21:48:47,412 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [738140742] [2020-07-20 21:48:47,413 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 [2020-07-20 21:48:47,484 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 21:48:47,485 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 21:48:47,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-20 21:48:47,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 21:48:47,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 21:48:47,506 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 21:48:47,506 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [738140742] [2020-07-20 21:48:47,506 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 21:48:47,507 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 21:48:47,507 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499502969] [2020-07-20 21:48:47,508 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 21:48:47,508 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 21:48:47,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 21:48:47,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 21:48:47,509 INFO L87 Difference]: Start difference. First operand 356 states and 528 transitions. Second operand 3 states. [2020-07-20 21:48:47,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 21:48:47,535 INFO L93 Difference]: Finished difference Result 676 states and 1010 transitions. [2020-07-20 21:48:47,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 21:48:47,536 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 32 [2020-07-20 21:48:47,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 21:48:47,538 INFO L225 Difference]: With dead ends: 676 [2020-07-20 21:48:47,539 INFO L226 Difference]: Without dead ends: 316 [2020-07-20 21:48:47,541 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 [2020-07-20 21:48:47,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 316 states. [2020-07-20 21:48:47,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 316 to 316. [2020-07-20 21:48:47,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 316 states. [2020-07-20 21:48:47,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 316 states and 464 transitions. [2020-07-20 21:48:47,560 INFO L78 Accepts]: Start accepts. Automaton has 316 states and 464 transitions. Word has length 32 [2020-07-20 21:48:47,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 21:48:47,560 INFO L479 AbstractCegarLoop]: Abstraction has 316 states and 464 transitions. [2020-07-20 21:48:47,561 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 21:48:47,561 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 464 transitions. [2020-07-20 21:48:47,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-07-20 21:48:47,562 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 21:48:47,562 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] [2020-07-20 21:48:47,776 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 21:48:47,777 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 21:48:47,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 21:48:47,778 INFO L82 PathProgramCache]: Analyzing trace with hash -1890290600, now seen corresponding path program 1 times [2020-07-20 21:48:47,778 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 21:48:47,779 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1369306468] [2020-07-20 21:48:47,779 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 [2020-07-20 21:48:47,853 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 21:48:47,854 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 21:48:47,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 21:48:47,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 21:48:47,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 21:48:47,887 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 21:48:47,888 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1369306468] [2020-07-20 21:48:47,888 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 21:48:47,888 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-20 21:48:47,889 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329662240] [2020-07-20 21:48:47,890 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-20 21:48:47,890 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 21:48:47,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-20 21:48:47,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-20 21:48:47,891 INFO L87 Difference]: Start difference. First operand 316 states and 464 transitions. Second operand 4 states. [2020-07-20 21:48:48,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 21:48:48,175 INFO L93 Difference]: Finished difference Result 384 states and 560 transitions. [2020-07-20 21:48:48,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-20 21:48:48,175 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-07-20 21:48:48,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 21:48:48,178 INFO L225 Difference]: With dead ends: 384 [2020-07-20 21:48:48,178 INFO L226 Difference]: Without dead ends: 382 [2020-07-20 21:48:48,179 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-20 21:48:48,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2020-07-20 21:48:48,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 325. [2020-07-20 21:48:48,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325 states. [2020-07-20 21:48:48,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 479 transitions. [2020-07-20 21:48:48,198 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 479 transitions. Word has length 33 [2020-07-20 21:48:48,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 21:48:48,199 INFO L479 AbstractCegarLoop]: Abstraction has 325 states and 479 transitions. [2020-07-20 21:48:48,199 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-20 21:48:48,199 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 479 transitions. [2020-07-20 21:48:48,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-07-20 21:48:48,201 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 21:48:48,202 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] [2020-07-20 21:48:48,414 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 21:48:48,415 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 21:48:48,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 21:48:48,416 INFO L82 PathProgramCache]: Analyzing trace with hash 2094542434, now seen corresponding path program 1 times [2020-07-20 21:48:48,416 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 21:48:48,417 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1545114094] [2020-07-20 21:48:48,417 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 [2020-07-20 21:48:48,496 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 21:48:48,497 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 21:48:48,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 21:48:48,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 21:48:48,519 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 21:48:48,519 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 21:48:48,520 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1545114094] [2020-07-20 21:48:48,520 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 21:48:48,520 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 21:48:48,521 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481738889] [2020-07-20 21:48:48,521 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 21:48:48,522 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 21:48:48,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 21:48:48,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 21:48:48,522 INFO L87 Difference]: Start difference. First operand 325 states and 479 transitions. Second operand 3 states. [2020-07-20 21:48:48,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 21:48:48,537 INFO L93 Difference]: Finished difference Result 636 states and 940 transitions. [2020-07-20 21:48:48,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 21:48:48,538 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2020-07-20 21:48:48,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 21:48:48,541 INFO L225 Difference]: With dead ends: 636 [2020-07-20 21:48:48,541 INFO L226 Difference]: Without dead ends: 325 [2020-07-20 21:48:48,542 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 [2020-07-20 21:48:48,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2020-07-20 21:48:48,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 325. [2020-07-20 21:48:48,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325 states. [2020-07-20 21:48:48,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 474 transitions. [2020-07-20 21:48:48,557 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 474 transitions. Word has length 45 [2020-07-20 21:48:48,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 21:48:48,558 INFO L479 AbstractCegarLoop]: Abstraction has 325 states and 474 transitions. [2020-07-20 21:48:48,558 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 21:48:48,558 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 474 transitions. [2020-07-20 21:48:48,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-20 21:48:48,560 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 21:48:48,561 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-07-20 21:48:48,775 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 21:48:48,775 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 21:48:48,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 21:48:48,776 INFO L82 PathProgramCache]: Analyzing trace with hash -1255579119, now seen corresponding path program 1 times [2020-07-20 21:48:48,777 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 21:48:48,777 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1185194212] [2020-07-20 21:48:48,778 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 [2020-07-20 21:48:48,854 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 21:48:48,854 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 21:48:48,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 21:48:48,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 21:48:48,875 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 21:48:48,875 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 21:48:48,876 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1185194212] [2020-07-20 21:48:48,876 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 21:48:48,876 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 21:48:48,877 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968848627] [2020-07-20 21:48:48,877 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 21:48:48,877 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 21:48:48,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 21:48:48,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 21:48:48,878 INFO L87 Difference]: Start difference. First operand 325 states and 474 transitions. Second operand 3 states. [2020-07-20 21:48:48,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 21:48:48,918 INFO L93 Difference]: Finished difference Result 646 states and 942 transitions. [2020-07-20 21:48:48,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 21:48:48,919 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-20 21:48:48,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 21:48:48,922 INFO L225 Difference]: With dead ends: 646 [2020-07-20 21:48:48,922 INFO L226 Difference]: Without dead ends: 335 [2020-07-20 21:48:48,924 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 [2020-07-20 21:48:48,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2020-07-20 21:48:48,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 333. [2020-07-20 21:48:48,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 333 states. [2020-07-20 21:48:48,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 479 transitions. [2020-07-20 21:48:48,939 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 479 transitions. Word has length 46 [2020-07-20 21:48:48,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 21:48:48,940 INFO L479 AbstractCegarLoop]: Abstraction has 333 states and 479 transitions. [2020-07-20 21:48:48,940 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 21:48:48,940 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 479 transitions. [2020-07-20 21:48:48,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-07-20 21:48:48,942 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 21:48:48,942 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] [2020-07-20 21:48:49,157 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 21:48:49,159 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 21:48:49,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 21:48:49,160 INFO L82 PathProgramCache]: Analyzing trace with hash -1258911171, now seen corresponding path program 1 times [2020-07-20 21:48:49,160 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 21:48:49,161 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [330530928] [2020-07-20 21:48:49,161 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 [2020-07-20 21:48:49,230 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 21:48:49,230 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 21:48:49,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 21:48:49,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 21:48:49,250 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 21:48:49,251 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 21:48:49,251 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [330530928] [2020-07-20 21:48:49,252 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 21:48:49,252 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 21:48:49,252 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407358923] [2020-07-20 21:48:49,253 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 21:48:49,253 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 21:48:49,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 21:48:49,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 21:48:49,254 INFO L87 Difference]: Start difference. First operand 333 states and 479 transitions. Second operand 3 states. [2020-07-20 21:48:49,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 21:48:49,499 INFO L93 Difference]: Finished difference Result 807 states and 1169 transitions. [2020-07-20 21:48:49,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 21:48:49,500 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 50 [2020-07-20 21:48:49,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 21:48:49,504 INFO L225 Difference]: With dead ends: 807 [2020-07-20 21:48:49,505 INFO L226 Difference]: Without dead ends: 464 [2020-07-20 21:48:49,506 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 21:48:49,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states. [2020-07-20 21:48:49,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 386. [2020-07-20 21:48:49,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 386 states. [2020-07-20 21:48:49,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 557 transitions. [2020-07-20 21:48:49,531 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 557 transitions. Word has length 50 [2020-07-20 21:48:49,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 21:48:49,532 INFO L479 AbstractCegarLoop]: Abstraction has 386 states and 557 transitions. [2020-07-20 21:48:49,532 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 21:48:49,532 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 557 transitions. [2020-07-20 21:48:49,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-20 21:48:49,534 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 21:48:49,534 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] [2020-07-20 21:48:49,749 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 21:48:49,763 INFO L427 AbstractCegarLoop]: === Iteration 8 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 21:48:49,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 21:48:49,764 INFO L82 PathProgramCache]: Analyzing trace with hash 1836171333, now seen corresponding path program 1 times [2020-07-20 21:48:49,764 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 21:48:49,764 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1318137923] [2020-07-20 21:48:49,765 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 [2020-07-20 21:48:49,832 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 21:48:49,832 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 21:48:49,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 21:48:49,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 21:48:49,857 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 21:48:49,857 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 21:48:49,858 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1318137923] [2020-07-20 21:48:49,858 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 21:48:49,858 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 21:48:49,858 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961006262] [2020-07-20 21:48:49,859 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 21:48:49,859 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 21:48:49,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 21:48:49,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 21:48:49,860 INFO L87 Difference]: Start difference. First operand 386 states and 557 transitions. Second operand 3 states. [2020-07-20 21:48:49,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 21:48:49,905 INFO L93 Difference]: Finished difference Result 1126 states and 1628 transitions. [2020-07-20 21:48:49,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 21:48:49,906 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2020-07-20 21:48:49,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 21:48:49,911 INFO L225 Difference]: With dead ends: 1126 [2020-07-20 21:48:49,911 INFO L226 Difference]: Without dead ends: 754 [2020-07-20 21:48:49,915 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 21:48:49,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 754 states. [2020-07-20 21:48:49,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 754 to 579. [2020-07-20 21:48:49,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 579 states. [2020-07-20 21:48:49,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 579 states and 834 transitions. [2020-07-20 21:48:49,947 INFO L78 Accepts]: Start accepts. Automaton has 579 states and 834 transitions. Word has length 51 [2020-07-20 21:48:49,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 21:48:49,951 INFO L479 AbstractCegarLoop]: Abstraction has 579 states and 834 transitions. [2020-07-20 21:48:49,951 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 21:48:49,952 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 834 transitions. [2020-07-20 21:48:49,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-20 21:48:49,954 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 21:48:49,954 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] [2020-07-20 21:48:50,169 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 21:48:50,169 INFO L427 AbstractCegarLoop]: === Iteration 9 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 21:48:50,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 21:48:50,170 INFO L82 PathProgramCache]: Analyzing trace with hash -2035149241, now seen corresponding path program 1 times [2020-07-20 21:48:50,171 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 21:48:50,171 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [495603327] [2020-07-20 21:48:50,172 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 [2020-07-20 21:48:50,232 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 21:48:50,233 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 21:48:50,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 21:48:50,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 21:48:50,255 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-07-20 21:48:50,255 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 21:48:50,256 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [495603327] [2020-07-20 21:48:50,256 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 21:48:50,256 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 21:48:50,256 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406652389] [2020-07-20 21:48:50,257 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 21:48:50,257 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 21:48:50,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 21:48:50,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 21:48:50,258 INFO L87 Difference]: Start difference. First operand 579 states and 834 transitions. Second operand 3 states. [2020-07-20 21:48:50,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 21:48:50,303 INFO L93 Difference]: Finished difference Result 1126 states and 1618 transitions. [2020-07-20 21:48:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 21:48:50,304 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2020-07-20 21:48:50,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 21:48:50,311 INFO L225 Difference]: With dead ends: 1126 [2020-07-20 21:48:50,311 INFO L226 Difference]: Without dead ends: 754 [2020-07-20 21:48:50,313 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 21:48:50,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 754 states. [2020-07-20 21:48:50,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 754 to 566. [2020-07-20 21:48:50,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 566 states. [2020-07-20 21:48:50,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 812 transitions. [2020-07-20 21:48:50,341 INFO L78 Accepts]: Start accepts. Automaton has 566 states and 812 transitions. Word has length 51 [2020-07-20 21:48:50,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 21:48:50,342 INFO L479 AbstractCegarLoop]: Abstraction has 566 states and 812 transitions. [2020-07-20 21:48:50,342 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 21:48:50,342 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 812 transitions. [2020-07-20 21:48:50,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-20 21:48:50,345 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 21:48:50,345 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-07-20 21:48:50,558 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 21:48:50,560 INFO L427 AbstractCegarLoop]: === Iteration 10 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 21:48:50,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 21:48:50,560 INFO L82 PathProgramCache]: Analyzing trace with hash -766656523, now seen corresponding path program 1 times [2020-07-20 21:48:50,561 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 21:48:50,561 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2001330337] [2020-07-20 21:48:50,562 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 [2020-07-20 21:48:50,625 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 21:48:50,626 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 21:48:50,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-20 21:48:50,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 21:48:50,646 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 21:48:50,647 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 21:48:50,647 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2001330337] [2020-07-20 21:48:50,648 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 21:48:50,648 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 21:48:50,648 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578571012] [2020-07-20 21:48:50,648 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 21:48:50,649 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 21:48:50,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 21:48:50,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 21:48:50,650 INFO L87 Difference]: Start difference. First operand 566 states and 812 transitions. Second operand 3 states. [2020-07-20 21:48:50,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 21:48:50,700 INFO L93 Difference]: Finished difference Result 1665 states and 2388 transitions. [2020-07-20 21:48:50,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 21:48:50,701 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-20 21:48:50,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 21:48:50,707 INFO L225 Difference]: With dead ends: 1665 [2020-07-20 21:48:50,708 INFO L226 Difference]: Without dead ends: 1114 [2020-07-20 21:48:50,710 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 21:48:50,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1114 states. [2020-07-20 21:48:50,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1114 to 1112. [2020-07-20 21:48:50,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1112 states. [2020-07-20 21:48:50,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 1112 states and 1585 transitions. [2020-07-20 21:48:50,781 INFO L78 Accepts]: Start accepts. Automaton has 1112 states and 1585 transitions. Word has length 52 [2020-07-20 21:48:50,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 21:48:50,781 INFO L479 AbstractCegarLoop]: Abstraction has 1112 states and 1585 transitions. [2020-07-20 21:48:50,781 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 21:48:50,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1585 transitions. [2020-07-20 21:48:50,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-20 21:48:50,784 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 21:48:50,785 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-07-20 21:48:50,998 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 21:48:50,999 INFO L427 AbstractCegarLoop]: === Iteration 11 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 21:48:51,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 21:48:51,000 INFO L82 PathProgramCache]: Analyzing trace with hash 1076328936, now seen corresponding path program 1 times [2020-07-20 21:48:51,000 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 21:48:51,001 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [144705912] [2020-07-20 21:48:51,001 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 [2020-07-20 21:48:51,097 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 21:48:51,098 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 21:48:51,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-20 21:48:51,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 21:48:51,117 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 21:48:51,118 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 21:48:51,118 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [144705912] [2020-07-20 21:48:51,118 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 21:48:51,118 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 21:48:51,119 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076815181] [2020-07-20 21:48:51,119 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 21:48:51,120 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 21:48:51,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 21:48:51,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 21:48:51,120 INFO L87 Difference]: Start difference. First operand 1112 states and 1585 transitions. Second operand 3 states. [2020-07-20 21:48:51,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 21:48:51,411 INFO L93 Difference]: Finished difference Result 2663 states and 3846 transitions. [2020-07-20 21:48:51,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 21:48:51,412 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2020-07-20 21:48:51,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 21:48:51,421 INFO L225 Difference]: With dead ends: 2663 [2020-07-20 21:48:51,422 INFO L226 Difference]: Without dead ends: 1512 [2020-07-20 21:48:51,425 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 21:48:51,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1512 states. [2020-07-20 21:48:51,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1512 to 1438. [2020-07-20 21:48:51,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1438 states. [2020-07-20 21:48:51,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1438 states and 2005 transitions. [2020-07-20 21:48:51,491 INFO L78 Accepts]: Start accepts. Automaton has 1438 states and 2005 transitions. Word has length 53 [2020-07-20 21:48:51,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 21:48:51,492 INFO L479 AbstractCegarLoop]: Abstraction has 1438 states and 2005 transitions. [2020-07-20 21:48:51,493 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 21:48:51,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 2005 transitions. [2020-07-20 21:48:51,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-07-20 21:48:51,495 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 21:48:51,495 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] [2020-07-20 21:48:51,709 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 21:48:51,710 INFO L427 AbstractCegarLoop]: === Iteration 12 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 21:48:51,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 21:48:51,711 INFO L82 PathProgramCache]: Analyzing trace with hash 1998483518, now seen corresponding path program 1 times [2020-07-20 21:48:51,711 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 21:48:51,711 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1665394009] [2020-07-20 21:48:51,711 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 [2020-07-20 21:48:51,782 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 21:48:51,782 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 21:48:51,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 21:48:51,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 21:48:51,803 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-07-20 21:48:51,803 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 21:48:51,803 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1665394009] [2020-07-20 21:48:51,804 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 21:48:51,804 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 21:48:51,804 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895428323] [2020-07-20 21:48:51,805 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 21:48:51,805 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 21:48:51,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 21:48:51,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 21:48:51,806 INFO L87 Difference]: Start difference. First operand 1438 states and 2005 transitions. Second operand 3 states. [2020-07-20 21:48:52,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 21:48:52,032 INFO L93 Difference]: Finished difference Result 3144 states and 4424 transitions. [2020-07-20 21:48:52,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 21:48:52,033 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2020-07-20 21:48:52,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 21:48:52,043 INFO L225 Difference]: With dead ends: 3144 [2020-07-20 21:48:52,043 INFO L226 Difference]: Without dead ends: 1727 [2020-07-20 21:48:52,050 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 [2020-07-20 21:48:52,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1727 states. [2020-07-20 21:48:52,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1727 to 1691. [2020-07-20 21:48:52,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1691 states. [2020-07-20 21:48:52,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1691 states and 2274 transitions. [2020-07-20 21:48:52,136 INFO L78 Accepts]: Start accepts. Automaton has 1691 states and 2274 transitions. Word has length 62 [2020-07-20 21:48:52,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 21:48:52,137 INFO L479 AbstractCegarLoop]: Abstraction has 1691 states and 2274 transitions. [2020-07-20 21:48:52,137 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 21:48:52,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 2274 transitions. [2020-07-20 21:48:52,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-07-20 21:48:52,140 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 21:48:52,140 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] [2020-07-20 21:48:52,354 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 21:48:52,354 INFO L427 AbstractCegarLoop]: === Iteration 13 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 21:48:52,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 21:48:52,355 INFO L82 PathProgramCache]: Analyzing trace with hash -1616425408, now seen corresponding path program 1 times [2020-07-20 21:48:52,355 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 21:48:52,356 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2071822896] [2020-07-20 21:48:52,356 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 [2020-07-20 21:48:52,432 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 21:48:52,433 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2020-07-20 21:48:52,433 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-20 21:48:52,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-20 21:48:52,460 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-20 21:48:52,552 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-07-20 21:48:52,553 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-20 21:48:52,766 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 21:48:52,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 09:48:52 BoogieIcfgContainer [2020-07-20 21:48:52,909 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 21:48:52,913 INFO L168 Benchmark]: Toolchain (without parser) took 8744.17 ms. Allocated memory was 135.3 MB in the beginning and 304.1 MB in the end (delta: 168.8 MB). Free memory was 99.3 MB in the beginning and 74.5 MB in the end (delta: 24.8 MB). Peak memory consumption was 193.6 MB. Max. memory is 7.1 GB. [2020-07-20 21:48:52,914 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 135.3 MB. Free memory was 118.3 MB in the beginning and 118.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 21:48:52,914 INFO L168 Benchmark]: CACSL2BoogieTranslator took 552.02 ms. Allocated memory was 135.3 MB in the beginning and 199.2 MB in the end (delta: 64.0 MB). Free memory was 98.9 MB in the beginning and 173.9 MB in the end (delta: -75.1 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2020-07-20 21:48:52,915 INFO L168 Benchmark]: Boogie Preprocessor took 65.42 ms. Allocated memory is still 199.2 MB. Free memory was 173.9 MB in the beginning and 171.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2020-07-20 21:48:52,916 INFO L168 Benchmark]: RCFGBuilder took 948.27 ms. Allocated memory is still 199.2 MB. Free memory was 171.8 MB in the beginning and 118.0 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 7.1 GB. [2020-07-20 21:48:52,917 INFO L168 Benchmark]: TraceAbstraction took 7167.82 ms. Allocated memory was 199.2 MB in the beginning and 304.1 MB in the end (delta: 104.9 MB). Free memory was 117.3 MB in the beginning and 74.5 MB in the end (delta: 42.8 MB). Peak memory consumption was 147.7 MB. Max. memory is 7.1 GB. [2020-07-20 21:48:52,920 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 135.3 MB. Free memory was 118.3 MB in the beginning and 118.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 552.02 ms. Allocated memory was 135.3 MB in the beginning and 199.2 MB in the end (delta: 64.0 MB). Free memory was 98.9 MB in the beginning and 173.9 MB in the end (delta: -75.1 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 65.42 ms. Allocated memory is still 199.2 MB. Free memory was 173.9 MB in the beginning and 171.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 948.27 ms. Allocated memory is still 199.2 MB. Free memory was 171.8 MB in the beginning and 118.0 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 7167.82 ms. Allocated memory was 199.2 MB in the beginning and 304.1 MB in the end (delta: 104.9 MB). Free memory was 117.3 MB in the beginning and 74.5 MB in the end (delta: 42.8 MB). Peak memory consumption was 147.7 MB. 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: 6.9s, OverallIterations: 13, TraceHistogramMax: 2, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2744 SDtfs, 1828 SDslu, 1802 SDs, 0 SdLazy, 713 SolverSat, 159 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 523 GetRequests, 506 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1691occurred 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: 0.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 624 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 594 NumberOfCodeBlocks, 448 NumberOfCodeBlocksAsserted, 37 NumberOfCheckSat, 520 ConstructedInterpolants, 0 QuantifiedInterpolants, 50678 SizeOfPredicates, 14 NumberOfNonLiveVariables, 2366 ConjunctsInSsa, 43 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 102/102 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...