java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_10.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-09 05:47:32,451 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-09 05:47:32,453 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-09 05:47:32,464 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-09 05:47:32,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-09 05:47:32,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-09 05:47:32,483 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-09 05:47:32,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-09 05:47:32,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-09 05:47:32,488 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-09 05:47:32,492 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-09 05:47:32,496 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-09 05:47:32,499 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-09 05:47:32,500 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-09 05:47:32,501 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-09 05:47:32,503 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-09 05:47:32,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-09 05:47:32,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-09 05:47:32,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-09 05:47:32,512 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-09 05:47:32,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-09 05:47:32,516 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-09 05:47:32,516 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-09 05:47:32,517 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-09 05:47:32,517 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-09 05:47:32,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-09 05:47:32,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-09 05:47:32,518 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-09 05:47:32,520 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-09 05:47:32,535 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-09 05:47:32,535 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-09 05:47:32,536 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-09 05:47:32,536 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-09 05:47:32,537 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-09 05:47:32,537 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-09 05:47:32,537 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-09 05:47:32,537 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-09 05:47:32,538 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-09 05:47:32,538 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-09 05:47:32,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-09 05:47:32,539 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-09 05:47:32,539 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-09 05:47:32,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-09 05:47:32,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-09 05:47:32,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-09 05:47:32,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-09 05:47:32,540 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-09 05:47:32,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-09 05:47:32,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-09 05:47:32,540 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-09 05:47:32,541 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-09 05:47:32,541 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-09 05:47:32,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-09 05:47:32,541 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-09 05:47:32,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-09 05:47:32,542 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-09 05:47:32,542 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-09 05:47:32,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-09 05:47:32,542 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-09 05:47:32,569 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-09 05:47:32,581 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-09 05:47:32,584 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-09 05:47:32,586 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-09 05:47:32,586 INFO L275 PluginConnector]: CDTParser initialized [2019-09-09 05:47:32,587 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_10.cil.c [2019-09-09 05:47:32,644 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9b8b2f44/d3c225a495ad4bbc86243ce15b067d86/FLAG444c2c3dd [2019-09-09 05:47:33,131 INFO L306 CDTParser]: Found 1 translation units. [2019-09-09 05:47:33,132 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ssh-simplified/s3_srvr_10.cil.c [2019-09-09 05:47:33,143 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9b8b2f44/d3c225a495ad4bbc86243ce15b067d86/FLAG444c2c3dd [2019-09-09 05:47:33,472 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9b8b2f44/d3c225a495ad4bbc86243ce15b067d86 [2019-09-09 05:47:33,482 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-09 05:47:33,483 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-09 05:47:33,484 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-09 05:47:33,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-09 05:47:33,488 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-09 05:47:33,488 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.09 05:47:33" (1/1) ... [2019-09-09 05:47:33,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@666deafa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 05:47:33, skipping insertion in model container [2019-09-09 05:47:33,491 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.09 05:47:33" (1/1) ... [2019-09-09 05:47:33,498 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-09 05:47:33,560 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-09 05:47:33,907 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-09 05:47:33,912 INFO L188 MainTranslator]: Completed pre-run [2019-09-09 05:47:33,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-09 05:47:33,985 INFO L192 MainTranslator]: Completed translation [2019-09-09 05:47:33,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 05:47:33 WrapperNode [2019-09-09 05:47:33,986 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-09 05:47:33,987 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-09 05:47:33,987 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-09 05:47:33,987 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-09 05:47:34,001 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 05:47:33" (1/1) ... [2019-09-09 05:47:34,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 05:47:33" (1/1) ... [2019-09-09 05:47:34,011 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 05:47:33" (1/1) ... [2019-09-09 05:47:34,011 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 05:47:33" (1/1) ... [2019-09-09 05:47:34,044 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 05:47:33" (1/1) ... [2019-09-09 05:47:34,065 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 05:47:33" (1/1) ... [2019-09-09 05:47:34,068 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 05:47:33" (1/1) ... [2019-09-09 05:47:34,072 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-09 05:47:34,072 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-09 05:47:34,073 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-09 05:47:34,073 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-09 05:47:34,074 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 05:47:33" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-09 05:47:34,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-09 05:47:34,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-09 05:47:34,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2019-09-09 05:47:34,120 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-09 05:47:34,120 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-09 05:47:34,120 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-09 05:47:34,120 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-09 05:47:34,121 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-09 05:47:34,121 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-09 05:47:34,121 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2019-09-09 05:47:34,121 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-09 05:47:34,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-09 05:47:34,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-09 05:47:34,351 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-09 05:47:34,835 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2019-09-09 05:47:34,836 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2019-09-09 05:47:34,838 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-09 05:47:34,839 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-09 05:47:34,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.09 05:47:34 BoogieIcfgContainer [2019-09-09 05:47:34,840 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-09 05:47:34,841 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-09 05:47:34,841 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-09 05:47:34,844 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-09 05:47:34,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.09 05:47:33" (1/3) ... [2019-09-09 05:47:34,845 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f61a43f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.09 05:47:34, skipping insertion in model container [2019-09-09 05:47:34,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 05:47:33" (2/3) ... [2019-09-09 05:47:34,846 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f61a43f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.09 05:47:34, skipping insertion in model container [2019-09-09 05:47:34,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.09 05:47:34" (3/3) ... [2019-09-09 05:47:34,850 INFO L109 eAbstractionObserver]: Analyzing ICFG s3_srvr_10.cil.c [2019-09-09 05:47:34,863 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-09 05:47:34,871 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-09 05:47:34,888 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-09 05:47:34,914 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-09 05:47:34,915 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-09 05:47:34,915 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-09 05:47:34,915 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-09 05:47:34,915 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-09 05:47:34,915 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-09 05:47:34,916 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-09 05:47:34,916 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-09 05:47:34,935 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states. [2019-09-09 05:47:34,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-09-09 05:47:34,947 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 05:47:34,948 INFO L399 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] [2019-09-09 05:47:34,950 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 05:47:34,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 05:47:34,956 INFO L82 PathProgramCache]: Analyzing trace with hash 2014227619, now seen corresponding path program 1 times [2019-09-09 05:47:34,958 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-09 05:47:35,008 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 05:47:35,008 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 05:47:35,009 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 05:47:35,009 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-09 05:47:35,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 05:47:35,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-09 05:47:35,202 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 05:47:35,202 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 05:47:35,202 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-09 05:47:35,208 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 05:47:35,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 05:47:35,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 05:47:35,226 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 5 states. [2019-09-09 05:47:35,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 05:47:35,585 INFO L93 Difference]: Finished difference Result 179 states and 294 transitions. [2019-09-09 05:47:35,587 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 05:47:35,588 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2019-09-09 05:47:35,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 05:47:35,606 INFO L225 Difference]: With dead ends: 179 [2019-09-09 05:47:35,606 INFO L226 Difference]: Without dead ends: 158 [2019-09-09 05:47:35,609 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-09-09 05:47:35,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2019-09-09 05:47:35,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 156. [2019-09-09 05:47:35,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2019-09-09 05:47:35,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 241 transitions. [2019-09-09 05:47:35,702 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 241 transitions. Word has length 28 [2019-09-09 05:47:35,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 05:47:35,702 INFO L475 AbstractCegarLoop]: Abstraction has 156 states and 241 transitions. [2019-09-09 05:47:35,702 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 05:47:35,703 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 241 transitions. [2019-09-09 05:47:35,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-09-09 05:47:35,704 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 05:47:35,704 INFO L399 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] [2019-09-09 05:47:35,705 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 05:47:35,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 05:47:35,705 INFO L82 PathProgramCache]: Analyzing trace with hash 1323094779, now seen corresponding path program 1 times [2019-09-09 05:47:35,707 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-09 05:47:35,708 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 05:47:35,708 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 05:47:35,709 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 05:47:35,709 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-09 05:47:35,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 05:47:35,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-09 05:47:35,826 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 05:47:35,826 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 05:47:35,826 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-09 05:47:35,828 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 05:47:35,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 05:47:35,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 05:47:35,829 INFO L87 Difference]: Start difference. First operand 156 states and 241 transitions. Second operand 5 states. [2019-09-09 05:47:36,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 05:47:36,057 INFO L93 Difference]: Finished difference Result 176 states and 274 transitions. [2019-09-09 05:47:36,057 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 05:47:36,057 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2019-09-09 05:47:36,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 05:47:36,060 INFO L225 Difference]: With dead ends: 176 [2019-09-09 05:47:36,060 INFO L226 Difference]: Without dead ends: 176 [2019-09-09 05:47:36,061 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-09-09 05:47:36,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2019-09-09 05:47:36,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 174. [2019-09-09 05:47:36,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2019-09-09 05:47:36,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 272 transitions. [2019-09-09 05:47:36,071 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 272 transitions. Word has length 29 [2019-09-09 05:47:36,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 05:47:36,072 INFO L475 AbstractCegarLoop]: Abstraction has 174 states and 272 transitions. [2019-09-09 05:47:36,072 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 05:47:36,072 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 272 transitions. [2019-09-09 05:47:36,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-09-09 05:47:36,073 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 05:47:36,074 INFO L399 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] [2019-09-09 05:47:36,074 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 05:47:36,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 05:47:36,074 INFO L82 PathProgramCache]: Analyzing trace with hash 172406080, now seen corresponding path program 1 times [2019-09-09 05:47:36,075 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-09 05:47:36,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 05:47:36,076 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 05:47:36,076 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 05:47:36,076 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-09 05:47:36,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 05:47:36,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-09 05:47:36,162 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 05:47:36,162 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 05:47:36,164 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-09 05:47:36,165 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 05:47:36,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 05:47:36,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 05:47:36,167 INFO L87 Difference]: Start difference. First operand 174 states and 272 transitions. Second operand 5 states. [2019-09-09 05:47:36,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 05:47:36,390 INFO L93 Difference]: Finished difference Result 175 states and 273 transitions. [2019-09-09 05:47:36,390 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 05:47:36,390 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2019-09-09 05:47:36,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 05:47:36,394 INFO L225 Difference]: With dead ends: 175 [2019-09-09 05:47:36,394 INFO L226 Difference]: Without dead ends: 175 [2019-09-09 05:47:36,395 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-09-09 05:47:36,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2019-09-09 05:47:36,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 175. [2019-09-09 05:47:36,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2019-09-09 05:47:36,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 273 transitions. [2019-09-09 05:47:36,413 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 273 transitions. Word has length 29 [2019-09-09 05:47:36,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 05:47:36,414 INFO L475 AbstractCegarLoop]: Abstraction has 175 states and 273 transitions. [2019-09-09 05:47:36,414 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 05:47:36,414 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 273 transitions. [2019-09-09 05:47:36,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-09-09 05:47:36,417 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 05:47:36,417 INFO L399 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] [2019-09-09 05:47:36,417 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 05:47:36,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 05:47:36,418 INFO L82 PathProgramCache]: Analyzing trace with hash 923618867, now seen corresponding path program 1 times [2019-09-09 05:47:36,418 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-09 05:47:36,419 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 05:47:36,420 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 05:47:36,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 05:47:36,420 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-09 05:47:36,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 05:47:36,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-09 05:47:36,530 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 05:47:36,531 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 05:47:36,531 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-09 05:47:36,532 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 05:47:36,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 05:47:36,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 05:47:36,533 INFO L87 Difference]: Start difference. First operand 175 states and 273 transitions. Second operand 5 states. [2019-09-09 05:47:36,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 05:47:36,753 INFO L93 Difference]: Finished difference Result 184 states and 282 transitions. [2019-09-09 05:47:36,753 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 05:47:36,753 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2019-09-09 05:47:36,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 05:47:36,755 INFO L225 Difference]: With dead ends: 184 [2019-09-09 05:47:36,755 INFO L226 Difference]: Without dead ends: 184 [2019-09-09 05:47:36,755 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-09-09 05:47:36,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2019-09-09 05:47:36,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 184. [2019-09-09 05:47:36,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2019-09-09 05:47:36,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 282 transitions. [2019-09-09 05:47:36,775 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 282 transitions. Word has length 30 [2019-09-09 05:47:36,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 05:47:36,776 INFO L475 AbstractCegarLoop]: Abstraction has 184 states and 282 transitions. [2019-09-09 05:47:36,776 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 05:47:36,776 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 282 transitions. [2019-09-09 05:47:36,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-09-09 05:47:36,777 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 05:47:36,778 INFO L399 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] [2019-09-09 05:47:36,779 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 05:47:36,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 05:47:36,779 INFO L82 PathProgramCache]: Analyzing trace with hash 1826212233, now seen corresponding path program 1 times [2019-09-09 05:47:36,779 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-09 05:47:36,780 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 05:47:36,780 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 05:47:36,780 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 05:47:36,780 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-09 05:47:36,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 05:47:36,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-09 05:47:36,838 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 05:47:36,838 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 05:47:36,838 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-09 05:47:36,839 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 05:47:36,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 05:47:36,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 05:47:36,839 INFO L87 Difference]: Start difference. First operand 184 states and 282 transitions. Second operand 5 states. [2019-09-09 05:47:37,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 05:47:37,033 INFO L93 Difference]: Finished difference Result 194 states and 292 transitions. [2019-09-09 05:47:37,033 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 05:47:37,033 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2019-09-09 05:47:37,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 05:47:37,035 INFO L225 Difference]: With dead ends: 194 [2019-09-09 05:47:37,035 INFO L226 Difference]: Without dead ends: 194 [2019-09-09 05:47:37,036 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-09-09 05:47:37,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2019-09-09 05:47:37,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 184. [2019-09-09 05:47:37,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2019-09-09 05:47:37,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 280 transitions. [2019-09-09 05:47:37,043 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 280 transitions. Word has length 31 [2019-09-09 05:47:37,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 05:47:37,044 INFO L475 AbstractCegarLoop]: Abstraction has 184 states and 280 transitions. [2019-09-09 05:47:37,044 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 05:47:37,044 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 280 transitions. [2019-09-09 05:47:37,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-09-09 05:47:37,045 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 05:47:37,045 INFO L399 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] [2019-09-09 05:47:37,046 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 05:47:37,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 05:47:37,046 INFO L82 PathProgramCache]: Analyzing trace with hash 1370712817, now seen corresponding path program 1 times [2019-09-09 05:47:37,046 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-09 05:47:37,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 05:47:37,047 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 05:47:37,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 05:47:37,048 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-09 05:47:37,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 05:47:37,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-09 05:47:37,104 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 05:47:37,105 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 05:47:37,105 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-09 05:47:37,105 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 05:47:37,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 05:47:37,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 05:47:37,106 INFO L87 Difference]: Start difference. First operand 184 states and 280 transitions. Second operand 5 states. [2019-09-09 05:47:37,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 05:47:37,280 INFO L93 Difference]: Finished difference Result 194 states and 290 transitions. [2019-09-09 05:47:37,280 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 05:47:37,280 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-09-09 05:47:37,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 05:47:37,282 INFO L225 Difference]: With dead ends: 194 [2019-09-09 05:47:37,282 INFO L226 Difference]: Without dead ends: 194 [2019-09-09 05:47:37,283 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-09-09 05:47:37,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2019-09-09 05:47:37,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 184. [2019-09-09 05:47:37,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2019-09-09 05:47:37,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 278 transitions. [2019-09-09 05:47:37,289 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 278 transitions. Word has length 32 [2019-09-09 05:47:37,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 05:47:37,290 INFO L475 AbstractCegarLoop]: Abstraction has 184 states and 278 transitions. [2019-09-09 05:47:37,290 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 05:47:37,290 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 278 transitions. [2019-09-09 05:47:37,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-09-09 05:47:37,291 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 05:47:37,291 INFO L399 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] [2019-09-09 05:47:37,292 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-09 05:47:37,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 05:47:37,292 INFO L82 PathProgramCache]: Analyzing trace with hash -1592117890, now seen corresponding path program 1 times [2019-09-09 05:47:37,292 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-09 05:47:37,293 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 05:47:37,293 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 05:47:37,293 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 05:47:37,293 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-09 05:47:37,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-09 05:47:37,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-09 05:47:37,364 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-09-09 05:47:37,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.09 05:47:37 BoogieIcfgContainer [2019-09-09 05:47:37,454 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-09 05:47:37,456 INFO L168 Benchmark]: Toolchain (without parser) took 3971.93 ms. Allocated memory was 135.8 MB in the beginning and 254.3 MB in the end (delta: 118.5 MB). Free memory was 91.4 MB in the beginning and 128.4 MB in the end (delta: -37.0 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. [2019-09-09 05:47:37,457 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 135.8 MB. Free memory was 110.3 MB in the beginning and 110.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-09 05:47:37,458 INFO L168 Benchmark]: CACSL2BoogieTranslator took 502.37 ms. Allocated memory was 135.8 MB in the beginning and 202.4 MB in the end (delta: 66.6 MB). Free memory was 91.2 MB in the beginning and 175.4 MB in the end (delta: -84.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. [2019-09-09 05:47:37,459 INFO L168 Benchmark]: Boogie Preprocessor took 85.16 ms. Allocated memory is still 202.4 MB. Free memory was 175.4 MB in the beginning and 172.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2019-09-09 05:47:37,459 INFO L168 Benchmark]: RCFGBuilder took 767.91 ms. Allocated memory is still 202.4 MB. Free memory was 172.4 MB in the beginning and 122.6 MB in the end (delta: 49.8 MB). Peak memory consumption was 49.8 MB. Max. memory is 7.1 GB. [2019-09-09 05:47:37,460 INFO L168 Benchmark]: TraceAbstraction took 2612.48 ms. Allocated memory was 202.4 MB in the beginning and 254.3 MB in the end (delta: 51.9 MB). Free memory was 122.6 MB in the beginning and 128.4 MB in the end (delta: -5.8 MB). Peak memory consumption was 46.1 MB. Max. memory is 7.1 GB. [2019-09-09 05:47:37,465 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 135.8 MB. Free memory was 110.3 MB in the beginning and 110.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 502.37 ms. Allocated memory was 135.8 MB in the beginning and 202.4 MB in the end (delta: 66.6 MB). Free memory was 91.2 MB in the beginning and 175.4 MB in the end (delta: -84.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.16 ms. Allocated memory is still 202.4 MB. Free memory was 175.4 MB in the beginning and 172.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 767.91 ms. Allocated memory is still 202.4 MB. Free memory was 172.4 MB in the beginning and 122.6 MB in the end (delta: 49.8 MB). Peak memory consumption was 49.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2612.48 ms. Allocated memory was 202.4 MB in the beginning and 254.3 MB in the end (delta: 51.9 MB). Free memory was 122.6 MB in the beginning and 128.4 MB in the end (delta: -5.8 MB). Peak memory consumption was 46.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 629]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L635] int s ; [L636] int tmp ; [L640] s = 8464 VAL [s=8464] [L641] CALL ssl3_accept(s) VAL [\old(initial_state)=8464] [L12] int s__info_callback = __VERIFIER_nondet_int() ; [L13] int s__in_handshake = __VERIFIER_nondet_int() ; [L14] int s__state ; [L15] int s__new_session ; [L16] int s__server ; [L17] int s__version = __VERIFIER_nondet_int() ; [L18] int s__type ; [L19] int s__init_num ; [L20] int s__hit = __VERIFIER_nondet_int() ; [L21] int s__rwstate ; [L22] int s__init_buf___0 = 1; [L23] int s__debug = __VERIFIER_nondet_int() ; [L24] int s__shutdown ; [L25] int s__cert = __VERIFIER_nondet_int() ; [L26] int s__options = __VERIFIER_nondet_int() ; [L27] int s__verify_mode = __VERIFIER_nondet_int() ; [L28] int s__session__peer = __VERIFIER_nondet_int() ; [L29] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int() ; [L30] int s__ctx__info_callback = __VERIFIER_nondet_int() ; [L31] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int() ; [L32] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int() ; [L33] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int() ; [L34] int s__s3__tmp__cert_request ; [L35] int s__s3__tmp__reuse_message ; [L36] int s__s3__tmp__use_rsa_tmp ; [L37] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int() ; [L38] int s__s3__tmp__new_cipher__algorithms ; [L39] int s__s3__tmp__next_state___0 ; [L40] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int() ; [L41] int s__session__cipher ; [L42] int buf = __VERIFIER_nondet_int() ; [L43] unsigned long l ; [L44] unsigned long Time ; [L45] unsigned long tmp = __VERIFIER_nondet_long() ; [L46] int cb ; [L47] long num1 ; [L48] int ret ; [L49] int new_state ; [L50] int state ; [L51] int skip ; [L52] int got_new_session ; [L53] int tmp___1 = __VERIFIER_nondet_int() ; [L54] int tmp___2 = __VERIFIER_nondet_int() ; [L55] int tmp___3 ; [L56] int tmp___4 ; [L57] int tmp___5 ; [L58] int tmp___6 ; [L59] int tmp___7 ; [L60] long tmp___8 = __VERIFIER_nondet_long() ; [L61] int tmp___9 ; [L62] int tmp___10 ; [L63] int blastFlag ; [L64] int __cil_tmp55 ; [L65] unsigned long __cil_tmp56 ; [L66] unsigned long __cil_tmp57 ; [L67] unsigned long __cil_tmp58 ; [L68] unsigned long __cil_tmp59 ; [L69] int __cil_tmp60 ; [L70] unsigned long __cil_tmp61 ; [L73] s__s3__tmp__new_cipher__algorithms = 0 [L74] __cil_tmp56 = 0 [L75] __cil_tmp57 = 0 [L76] __cil_tmp58 = 0 [L77] __cil_tmp59 = 0 [L78] __cil_tmp60 = 0 [L79] __cil_tmp61 = 0 [L80] s__s3__tmp__reuse_message = 0 [L81] s__state = initial_state [L82] blastFlag = 0 [L83] Time = tmp [L84] cb = 0 [L85] ret = -1 [L86] skip = 0 [L87] got_new_session = 0 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=0, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=0, s__info_callback=1, s__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=-12288, tmp___2=0, tmp___8=0] [L88] COND TRUE s__info_callback != 0 [L89] cb = s__info_callback VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=0, s__info_callback=1, s__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=-12288, tmp___2=0, tmp___8=0] [L95] s__in_handshake ++ VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__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=-12288, tmp___2=0, tmp___8=0] [L96] COND FALSE !(tmp___1 + 12288) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__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=-12288, tmp___2=0, tmp___8=0] [L101] COND FALSE !(s__cert == 0) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__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=-12288, tmp___2=0, tmp___8=0] [L105] COND TRUE 1 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__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=-12288, tmp___2=0, tmp___8=0] [L107] state = s__state VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__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=-12288, tmp___2=0, tmp___8=0] [L108] COND FALSE !(s__state == 12292) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__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=-12288, tmp___2=0, tmp___8=0] [L111] COND FALSE !(s__state == 16384) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__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=-12288, tmp___2=0, tmp___8=0] [L114] COND FALSE !(s__state == 8192) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__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=-12288, tmp___2=0, tmp___8=0] [L117] COND FALSE !(s__state == 24576) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__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=-12288, tmp___2=0, tmp___8=0] [L120] COND FALSE !(s__state == 8195) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__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=-12288, tmp___2=0, tmp___8=0] [L123] COND FALSE !(s__state == 8480) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__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=-12288, tmp___2=0, tmp___8=0] [L126] COND FALSE !(s__state == 8481) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__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=-12288, tmp___2=0, tmp___8=0] [L129] COND FALSE !(s__state == 8482) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__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=-12288, tmp___2=0, tmp___8=0] [L132] COND TRUE s__state == 8464 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__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=-12288, tmp___2=0, tmp___8=0] [L276] s__shutdown = 0 [L277] ret = __VERIFIER_nondet_int() [L278] COND TRUE blastFlag == 0 [L279] blastFlag = 1 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__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=-12288, tmp___2=0, tmp___8=0] [L281] COND FALSE !(ret <= 0) [L284] got_new_session = 1 [L285] s__state = 8496 [L286] s__init_num = 0 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=1, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_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=-12288, tmp___2=0, tmp___8=0] [L592] COND TRUE ! s__s3__tmp__reuse_message VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=1, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_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=-12288, tmp___2=0, tmp___8=0] [L593] COND TRUE ! skip VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=1, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_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=-12288, tmp___2=0, tmp___8=0] [L594] COND TRUE state == 8464 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=1, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_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=-12288, tmp___2=0, tmp___8=0] [L595] COND TRUE s__state == 8496 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=1, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_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=-12288, tmp___2=0, tmp___8=0] [L596] COND TRUE cb != 0 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=1, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_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=-12288, tmp___2=0, tmp___8=0] [L597] COND TRUE s__info_callback != 0 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=1, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_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=-12288, tmp___2=0, tmp___8=0] [L629] __VERIFIER_error() VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=1, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_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=-12288, tmp___2=0, tmp___8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 155 locations, 1 error locations. UNSAFE Result, 2.5s OverallTime, 7 OverallIterations, 1 TraceHistogramMax, 1.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 872 SDtfs, 2519 SDslu, 1056 SDs, 0 SdLazy, 947 SolverSat, 187 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=184occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 24 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 211 NumberOfCodeBlocks, 211 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 173 ConstructedInterpolants, 0 QuantifiedInterpolants, 11270 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...