/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationQvasr_64.epf -i ../../../trunk/examples/svcomp/openssl-simplified/s3_srvr_14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-fb4f59a-m [2022-04-28 14:54:47,536 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-28 14:54:47,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-28 14:54:47,587 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-04-28 14:54:47,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-28 14:54:47,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-28 14:54:47,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-28 14:54:47,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-28 14:54:47,600 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-28 14:54:47,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-28 14:54:47,601 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-28 14:54:47,602 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-28 14:54:47,602 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-28 14:54:47,605 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-28 14:54:47,605 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-28 14:54:47,606 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-28 14:54:47,607 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-28 14:54:47,610 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-04-28 14:54:47,614 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-28 14:54:47,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-28 14:54:47,615 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-28 14:54:47,615 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationQvasr_64.epf [2022-04-28 14:54:47,620 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-28 14:54:47,623 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-28 14:54:47,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-28 14:54:47,624 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-28 14:54:47,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-28 14:54:47,624 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-28 14:54:47,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-28 14:54:47,625 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-28 14:54:47,625 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-28 14:54:47,625 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-28 14:54:47,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-28 14:54:47,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-28 14:54:47,626 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-28 14:54:47,626 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-28 14:54:47,626 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-28 14:54:47,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-28 14:54:47,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-28 14:54:47,626 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-04-28 14:54:47,626 INFO L138 SettingsManager]: * Trace refinement strategy=ACCELERATED_INTERPOLATION [2022-04-28 14:54:47,626 INFO L138 SettingsManager]: * Trace refinement strategy used in Accelerated Interpolation=CAMEL [2022-04-28 14:54:47,626 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-28 14:54:47,626 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=QVASR [2022-04-28 14:54:47,627 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-28 14:54:47,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-28 14:54:47,797 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-28 14:54:47,799 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-28 14:54:47,800 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-28 14:54:47,807 INFO L275 PluginConnector]: CDTParser initialized [2022-04-28 14:54:47,808 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/openssl-simplified/s3_srvr_14.cil.c [2022-04-28 14:54:47,867 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9922fd54f/bc404b1936074fc8995dedf5bcc0e2d2/FLAG268d22daa [2022-04-28 14:54:48,239 INFO L306 CDTParser]: Found 1 translation units. [2022-04-28 14:54:48,240 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/openssl-simplified/s3_srvr_14.cil.c [2022-04-28 14:54:48,253 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9922fd54f/bc404b1936074fc8995dedf5bcc0e2d2/FLAG268d22daa [2022-04-28 14:54:48,265 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9922fd54f/bc404b1936074fc8995dedf5bcc0e2d2 [2022-04-28 14:54:48,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-28 14:54:48,268 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-04-28 14:54:48,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-28 14:54:48,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-28 14:54:48,278 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-28 14:54:48,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 02:54:48" (1/1) ... [2022-04-28 14:54:48,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f0b6ba4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 02:54:48, skipping insertion in model container [2022-04-28 14:54:48,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 02:54:48" (1/1) ... [2022-04-28 14:54:48,284 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-28 14:54:48,308 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-28 14:54:48,463 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/openssl-simplified/s3_srvr_14.cil.c[45163,45176] [2022-04-28 14:54:48,468 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-28 14:54:48,478 INFO L203 MainTranslator]: Completed pre-run [2022-04-28 14:54:48,512 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/openssl-simplified/s3_srvr_14.cil.c[45163,45176] [2022-04-28 14:54:48,520 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-28 14:54:48,533 INFO L208 MainTranslator]: Completed translation [2022-04-28 14:54:48,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 02:54:48 WrapperNode [2022-04-28 14:54:48,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-28 14:54:48,534 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-28 14:54:48,534 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-28 14:54:48,534 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-28 14:54:48,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 02:54:48" (1/1) ... [2022-04-28 14:54:48,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 02:54:48" (1/1) ... [2022-04-28 14:54:48,549 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 02:54:48" (1/1) ... [2022-04-28 14:54:48,549 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 02:54:48" (1/1) ... [2022-04-28 14:54:48,560 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 02:54:48" (1/1) ... [2022-04-28 14:54:48,570 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 02:54:48" (1/1) ... [2022-04-28 14:54:48,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 02:54:48" (1/1) ... [2022-04-28 14:54:48,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-28 14:54:48,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-28 14:54:48,574 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-28 14:54:48,574 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-28 14:54:48,574 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 02:54:48" (1/1) ... [2022-04-28 14:54:48,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-28 14:54:48,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 14:54:48,619 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-04-28 14:54:48,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-04-28 14:54:48,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-28 14:54:48,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-28 14:54:48,650 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-28 14:54:48,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2022-04-28 14:54:48,651 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-28 14:54:48,651 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-28 14:54:48,651 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-28 14:54:48,651 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-28 14:54:48,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-28 14:54:48,652 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2022-04-28 14:54:48,652 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-04-28 14:54:48,652 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-04-28 14:54:48,652 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2022-04-28 14:54:48,652 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-28 14:54:48,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-28 14:54:48,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-28 14:54:48,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-28 14:54:48,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-28 14:54:48,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-28 14:54:48,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-28 14:54:48,729 INFO L234 CfgBuilder]: Building ICFG [2022-04-28 14:54:48,730 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-28 14:54:48,822 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-28 14:54:49,193 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2022-04-28 14:54:49,193 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2022-04-28 14:54:49,202 INFO L275 CfgBuilder]: Performing block encoding [2022-04-28 14:54:49,210 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-28 14:54:49,211 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-04-28 14:54:49,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 02:54:49 BoogieIcfgContainer [2022-04-28 14:54:49,212 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-28 14:54:49,213 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-28 14:54:49,213 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-28 14:54:49,215 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-28 14:54:49,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.04 02:54:48" (1/3) ... [2022-04-28 14:54:49,216 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31af9ede and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 02:54:49, skipping insertion in model container [2022-04-28 14:54:49,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 02:54:48" (2/3) ... [2022-04-28 14:54:49,216 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31af9ede and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 02:54:49, skipping insertion in model container [2022-04-28 14:54:49,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 02:54:49" (3/3) ... [2022-04-28 14:54:49,217 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_14.cil.c [2022-04-28 14:54:49,228 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-04-28 14:54:49,229 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-28 14:54:49,262 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-28 14:54:49,267 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@78189dbb, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@a8ea4e [2022-04-28 14:54:49,267 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-28 14:54:49,274 INFO L276 IsEmpty]: Start isEmpty. Operand has 160 states, 152 states have (on average 1.730263157894737) internal successors, (263), 153 states have internal predecessors, (263), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-04-28 14:54:49,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-04-28 14:54:49,280 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 14:54:49,280 INFO L195 NwaCegarLoop]: 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] [2022-04-28 14:54:49,281 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 14:54:49,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 14:54:49,284 INFO L85 PathProgramCache]: Analyzing trace with hash -242326358, now seen corresponding path program 1 times [2022-04-28 14:54:49,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 14:54:49,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [889680874] [2022-04-28 14:54:49,296 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 14:54:49,296 INFO L85 PathProgramCache]: Analyzing trace with hash -242326358, now seen corresponding path program 2 times [2022-04-28 14:54:49,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 14:54:49,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823279059] [2022-04-28 14:54:49,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 14:54:49,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 14:54:49,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 14:54:49,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-28 14:54:49,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 14:54:49,539 INFO L290 TraceCheckUtils]: 0: Hoare triple {169#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3); {163#true} is VALID [2022-04-28 14:54:49,539 INFO L290 TraceCheckUtils]: 1: Hoare triple {163#true} assume true; {163#true} is VALID [2022-04-28 14:54:49,540 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {163#true} {163#true} #665#return; {163#true} is VALID [2022-04-28 14:54:49,541 INFO L272 TraceCheckUtils]: 0: Hoare triple {163#true} call ULTIMATE.init(); {169#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-28 14:54:49,541 INFO L290 TraceCheckUtils]: 1: Hoare triple {169#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3); {163#true} is VALID [2022-04-28 14:54:49,542 INFO L290 TraceCheckUtils]: 2: Hoare triple {163#true} assume true; {163#true} is VALID [2022-04-28 14:54:49,542 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {163#true} {163#true} #665#return; {163#true} is VALID [2022-04-28 14:54:49,542 INFO L272 TraceCheckUtils]: 4: Hoare triple {163#true} call #t~ret54 := main(); {163#true} is VALID [2022-04-28 14:54:49,542 INFO L290 TraceCheckUtils]: 5: Hoare triple {163#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {163#true} is VALID [2022-04-28 14:54:49,542 INFO L272 TraceCheckUtils]: 6: Hoare triple {163#true} call #t~ret53 := ssl3_accept(~s~0); {163#true} is VALID [2022-04-28 14:54:49,546 INFO L290 TraceCheckUtils]: 7: Hoare triple {163#true} ~initial_state := #in~initial_state;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~s__info_callback~0 := #t~nondet4;havoc #t~nondet4;assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~s__in_handshake~0 := #t~nondet5;havoc #t~nondet5;havoc ~s__state~0;havoc ~s__new_session~0;havoc ~s__server~0;assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647;~s__version~0 := #t~nondet6;havoc #t~nondet6;havoc ~s__type~0;havoc ~s__init_num~0;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;~s__hit~0 := #t~nondet7;havoc #t~nondet7;havoc ~s__rwstate~0;~s__init_buf___0~0 := 1;assume -2147483648 <= #t~nondet8 && #t~nondet8 <= 2147483647;~s__debug~0 := #t~nondet8;havoc #t~nondet8;havoc ~s__shutdown~0;assume -2147483648 <= #t~nondet9 && #t~nondet9 <= 2147483647;~s__cert~0 := #t~nondet9;havoc #t~nondet9;assume -2147483648 <= #t~nondet10 && #t~nondet10 <= 2147483647;~s__options~0 := #t~nondet10;havoc #t~nondet10;assume -2147483648 <= #t~nondet11 && #t~nondet11 <= 2147483647;~s__verify_mode~0 := #t~nondet11;havoc #t~nondet11;assume -2147483648 <= #t~nondet12 && #t~nondet12 <= 2147483647;~s__session__peer~0 := #t~nondet12;havoc #t~nondet12;assume -2147483648 <= #t~nondet13 && #t~nondet13 <= 2147483647;~s__cert__pkeys__AT0__privatekey~0 := #t~nondet13;havoc #t~nondet13;assume -2147483648 <= #t~nondet14 && #t~nondet14 <= 2147483647;~s__ctx__info_callback~0 := #t~nondet14;havoc #t~nondet14;assume -2147483648 <= #t~nondet15 && #t~nondet15 <= 2147483647;~s__ctx__stats__sess_accept_renegotiate~0 := #t~nondet15;havoc #t~nondet15;assume -2147483648 <= #t~nondet16 && #t~nondet16 <= 2147483647;~s__ctx__stats__sess_accept~0 := #t~nondet16;havoc #t~nondet16;assume -2147483648 <= #t~nondet17 && #t~nondet17 <= 2147483647;~s__ctx__stats__sess_accept_good~0 := #t~nondet17;havoc #t~nondet17;havoc ~s__s3__tmp__cert_request~0;havoc ~s__s3__tmp__reuse_message~0;havoc ~s__s3__tmp__use_rsa_tmp~0;assume -2147483648 <= #t~nondet18 && #t~nondet18 <= 2147483647;~s__s3__tmp__new_cipher~0 := #t~nondet18;havoc #t~nondet18;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet19;havoc #t~nondet19;havoc ~s__s3__tmp__next_state___0~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~s__s3__tmp__new_cipher__algo_strength~0 := #t~nondet20;havoc #t~nondet20;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -9223372036854775808 <= #t~nondet21 && #t~nondet21 <= 9223372036854775807;~num1~0 := #t~nondet21;havoc #t~nondet21;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___1~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___2~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___3~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___4~0 := #t~nondet25;havoc #t~nondet25;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___5~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___6~0 := #t~nondet27;havoc #t~nondet27;havoc ~tmp___7~0;assume -9223372036854775808 <= #t~nondet28 && #t~nondet28 <= 9223372036854775807;~tmp___8~0 := #t~nondet28;havoc #t~nondet28;assume -2147483648 <= #t~nondet29 && #t~nondet29 <= 2147483647;~tmp___9~0 := #t~nondet29;havoc #t~nondet29;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp___10~0 := #t~nondet30;havoc #t~nondet30;havoc ~blastFlag~0;havoc ~__cil_tmp55~0;havoc ~__cil_tmp56~0;havoc ~__cil_tmp57~0;havoc ~__cil_tmp58~0;havoc ~__cil_tmp59~0;havoc ~__cil_tmp60~0;havoc ~__cil_tmp61~0;~s__s3__tmp__reuse_message~0 := 0;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet31 && #t~nondet31 <= 2147483647;~tmp~0 := #t~nondet31;havoc #t~nondet31;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {163#true} is VALID [2022-04-28 14:54:49,546 INFO L290 TraceCheckUtils]: 8: Hoare triple {163#true} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {163#true} is VALID [2022-04-28 14:54:49,547 INFO L290 TraceCheckUtils]: 9: Hoare triple {163#true} #t~post32 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post32;havoc #t~post32; {163#true} is VALID [2022-04-28 14:54:49,547 INFO L290 TraceCheckUtils]: 10: Hoare triple {163#true} assume !(0 != 12288 + ~tmp___1~0); {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} is VALID [2022-04-28 14:54:49,548 INFO L290 TraceCheckUtils]: 11: Hoare triple {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} assume !(0 == ~s__cert~0); {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} is VALID [2022-04-28 14:54:49,548 INFO L290 TraceCheckUtils]: 12: Hoare triple {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} assume !false; {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} is VALID [2022-04-28 14:54:49,548 INFO L290 TraceCheckUtils]: 13: Hoare triple {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} ~state~0 := ~s__state~0; {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} is VALID [2022-04-28 14:54:49,550 INFO L290 TraceCheckUtils]: 14: Hoare triple {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} assume !(12292 == ~s__state~0); {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} is VALID [2022-04-28 14:54:49,551 INFO L290 TraceCheckUtils]: 15: Hoare triple {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} assume !(16384 == ~s__state~0); {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} is VALID [2022-04-28 14:54:49,552 INFO L290 TraceCheckUtils]: 16: Hoare triple {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} assume !(8192 == ~s__state~0); {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} is VALID [2022-04-28 14:54:49,552 INFO L290 TraceCheckUtils]: 17: Hoare triple {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} assume !(24576 == ~s__state~0); {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} is VALID [2022-04-28 14:54:49,553 INFO L290 TraceCheckUtils]: 18: Hoare triple {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} assume !(8195 == ~s__state~0); {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} is VALID [2022-04-28 14:54:49,553 INFO L290 TraceCheckUtils]: 19: Hoare triple {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} assume 8480 == ~s__state~0; {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} is VALID [2022-04-28 14:54:49,553 INFO L290 TraceCheckUtils]: 20: Hoare triple {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} ~s__shutdown~0 := 0;assume -2147483648 <= #t~nondet36 && #t~nondet36 <= 2147483647;~ret~0 := #t~nondet36;havoc #t~nondet36; {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} is VALID [2022-04-28 14:54:49,554 INFO L290 TraceCheckUtils]: 21: Hoare triple {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} assume !(~ret~0 <= 0);~s__s3__tmp__next_state___0~0 := 8482;~s__state~0 := 8448;~s__init_num~0 := 0; {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} is VALID [2022-04-28 14:54:49,554 INFO L290 TraceCheckUtils]: 22: Hoare triple {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} assume 0 == ~s__s3__tmp__reuse_message~0; {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} is VALID [2022-04-28 14:54:49,555 INFO L290 TraceCheckUtils]: 23: Hoare triple {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} assume 0 == ~skip~0; {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} is VALID [2022-04-28 14:54:49,555 INFO L290 TraceCheckUtils]: 24: Hoare triple {168#(= (+ ssl3_accept_~tmp___1~0 12288) 0)} assume -12288 != ~tmp___1~0; {164#false} is VALID [2022-04-28 14:54:49,555 INFO L290 TraceCheckUtils]: 25: Hoare triple {164#false} assume 8656 != ~s__state~0; {164#false} is VALID [2022-04-28 14:54:49,555 INFO L290 TraceCheckUtils]: 26: Hoare triple {164#false} assume -16384 != ~tmp___2~0; {164#false} is VALID [2022-04-28 14:54:49,555 INFO L290 TraceCheckUtils]: 27: Hoare triple {164#false} assume 8496 == ~state~0; {164#false} is VALID [2022-04-28 14:54:49,556 INFO L290 TraceCheckUtils]: 28: Hoare triple {164#false} assume !false; {164#false} is VALID [2022-04-28 14:54:49,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-28 14:54:49,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 14:54:49,577 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823279059] [2022-04-28 14:54:49,577 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823279059] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 14:54:49,577 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 14:54:49,577 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-28 14:54:49,579 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 14:54:49,579 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [889680874] [2022-04-28 14:54:49,580 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [889680874] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 14:54:49,580 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 14:54:49,580 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-28 14:54:49,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992491834] [2022-04-28 14:54:49,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 14:54:49,584 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 29 [2022-04-28 14:54:49,586 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 14:54:49,588 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:49,613 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 29 edges. 29 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:54:49,614 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-28 14:54:49,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 14:54:49,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-28 14:54:49,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-28 14:54:49,637 INFO L87 Difference]: Start difference. First operand has 160 states, 152 states have (on average 1.730263157894737) internal successors, (263), 153 states have internal predecessors, (263), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:50,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:54:50,444 INFO L93 Difference]: Finished difference Result 445 states and 761 transitions. [2022-04-28 14:54:50,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-28 14:54:50,445 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 29 [2022-04-28 14:54:50,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 14:54:50,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:50,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 761 transitions. [2022-04-28 14:54:50,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:50,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 761 transitions. [2022-04-28 14:54:50,469 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 4 states and 761 transitions. [2022-04-28 14:54:51,002 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 761 edges. 761 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:54:51,015 INFO L225 Difference]: With dead ends: 445 [2022-04-28 14:54:51,015 INFO L226 Difference]: Without dead ends: 272 [2022-04-28 14:54:51,017 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-28 14:54:51,036 INFO L413 NwaCegarLoop]: 265 mSDtfsCounter, 717 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 262 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 719 SdHoareTripleChecker+Valid, 274 SdHoareTripleChecker+Invalid, 265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 262 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-28 14:54:51,037 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [719 Valid, 274 Invalid, 265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 262 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-28 14:54:51,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2022-04-28 14:54:51,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 270. [2022-04-28 14:54:51,095 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 14:54:51,100 INFO L82 GeneralOperation]: Start isEquivalent. First operand 272 states. Second operand has 270 states, 265 states have (on average 1.5660377358490567) internal successors, (415), 265 states have internal predecessors, (415), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:51,101 INFO L74 IsIncluded]: Start isIncluded. First operand 272 states. Second operand has 270 states, 265 states have (on average 1.5660377358490567) internal successors, (415), 265 states have internal predecessors, (415), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:51,101 INFO L87 Difference]: Start difference. First operand 272 states. Second operand has 270 states, 265 states have (on average 1.5660377358490567) internal successors, (415), 265 states have internal predecessors, (415), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:51,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:54:51,113 INFO L93 Difference]: Finished difference Result 272 states and 420 transitions. [2022-04-28 14:54:51,113 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 420 transitions. [2022-04-28 14:54:51,121 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 14:54:51,122 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 14:54:51,125 INFO L74 IsIncluded]: Start isIncluded. First operand has 270 states, 265 states have (on average 1.5660377358490567) internal successors, (415), 265 states have internal predecessors, (415), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 272 states. [2022-04-28 14:54:51,126 INFO L87 Difference]: Start difference. First operand has 270 states, 265 states have (on average 1.5660377358490567) internal successors, (415), 265 states have internal predecessors, (415), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 272 states. [2022-04-28 14:54:51,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:54:51,135 INFO L93 Difference]: Finished difference Result 272 states and 420 transitions. [2022-04-28 14:54:51,135 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 420 transitions. [2022-04-28 14:54:51,136 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 14:54:51,136 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 14:54:51,137 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 14:54:51,137 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 14:54:51,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 270 states, 265 states have (on average 1.5660377358490567) internal successors, (415), 265 states have internal predecessors, (415), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:51,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 419 transitions. [2022-04-28 14:54:51,148 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 419 transitions. Word has length 29 [2022-04-28 14:54:51,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 14:54:51,149 INFO L495 AbstractCegarLoop]: Abstraction has 270 states and 419 transitions. [2022-04-28 14:54:51,149 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:51,149 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 270 states and 419 transitions. [2022-04-28 14:54:51,444 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 419 edges. 419 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:54:51,444 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 419 transitions. [2022-04-28 14:54:51,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-04-28 14:54:51,445 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 14:54:51,445 INFO L195 NwaCegarLoop]: 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] [2022-04-28 14:54:51,445 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-28 14:54:51,446 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 14:54:51,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 14:54:51,446 INFO L85 PathProgramCache]: Analyzing trace with hash -1753118860, now seen corresponding path program 1 times [2022-04-28 14:54:51,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 14:54:51,446 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1533077085] [2022-04-28 14:54:51,447 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 14:54:51,447 INFO L85 PathProgramCache]: Analyzing trace with hash -1753118860, now seen corresponding path program 2 times [2022-04-28 14:54:51,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 14:54:51,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285665743] [2022-04-28 14:54:51,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 14:54:51,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 14:54:51,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 14:54:51,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-28 14:54:51,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 14:54:51,551 INFO L290 TraceCheckUtils]: 0: Hoare triple {2155#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3); {2148#true} is VALID [2022-04-28 14:54:51,552 INFO L290 TraceCheckUtils]: 1: Hoare triple {2148#true} assume true; {2148#true} is VALID [2022-04-28 14:54:51,552 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {2148#true} {2148#true} #665#return; {2148#true} is VALID [2022-04-28 14:54:51,552 INFO L272 TraceCheckUtils]: 0: Hoare triple {2148#true} call ULTIMATE.init(); {2155#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-28 14:54:51,553 INFO L290 TraceCheckUtils]: 1: Hoare triple {2155#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3); {2148#true} is VALID [2022-04-28 14:54:51,553 INFO L290 TraceCheckUtils]: 2: Hoare triple {2148#true} assume true; {2148#true} is VALID [2022-04-28 14:54:51,553 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2148#true} {2148#true} #665#return; {2148#true} is VALID [2022-04-28 14:54:51,553 INFO L272 TraceCheckUtils]: 4: Hoare triple {2148#true} call #t~ret54 := main(); {2148#true} is VALID [2022-04-28 14:54:51,553 INFO L290 TraceCheckUtils]: 5: Hoare triple {2148#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {2148#true} is VALID [2022-04-28 14:54:51,553 INFO L272 TraceCheckUtils]: 6: Hoare triple {2148#true} call #t~ret53 := ssl3_accept(~s~0); {2148#true} is VALID [2022-04-28 14:54:51,553 INFO L290 TraceCheckUtils]: 7: Hoare triple {2148#true} ~initial_state := #in~initial_state;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~s__info_callback~0 := #t~nondet4;havoc #t~nondet4;assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~s__in_handshake~0 := #t~nondet5;havoc #t~nondet5;havoc ~s__state~0;havoc ~s__new_session~0;havoc ~s__server~0;assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647;~s__version~0 := #t~nondet6;havoc #t~nondet6;havoc ~s__type~0;havoc ~s__init_num~0;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;~s__hit~0 := #t~nondet7;havoc #t~nondet7;havoc ~s__rwstate~0;~s__init_buf___0~0 := 1;assume -2147483648 <= #t~nondet8 && #t~nondet8 <= 2147483647;~s__debug~0 := #t~nondet8;havoc #t~nondet8;havoc ~s__shutdown~0;assume -2147483648 <= #t~nondet9 && #t~nondet9 <= 2147483647;~s__cert~0 := #t~nondet9;havoc #t~nondet9;assume -2147483648 <= #t~nondet10 && #t~nondet10 <= 2147483647;~s__options~0 := #t~nondet10;havoc #t~nondet10;assume -2147483648 <= #t~nondet11 && #t~nondet11 <= 2147483647;~s__verify_mode~0 := #t~nondet11;havoc #t~nondet11;assume -2147483648 <= #t~nondet12 && #t~nondet12 <= 2147483647;~s__session__peer~0 := #t~nondet12;havoc #t~nondet12;assume -2147483648 <= #t~nondet13 && #t~nondet13 <= 2147483647;~s__cert__pkeys__AT0__privatekey~0 := #t~nondet13;havoc #t~nondet13;assume -2147483648 <= #t~nondet14 && #t~nondet14 <= 2147483647;~s__ctx__info_callback~0 := #t~nondet14;havoc #t~nondet14;assume -2147483648 <= #t~nondet15 && #t~nondet15 <= 2147483647;~s__ctx__stats__sess_accept_renegotiate~0 := #t~nondet15;havoc #t~nondet15;assume -2147483648 <= #t~nondet16 && #t~nondet16 <= 2147483647;~s__ctx__stats__sess_accept~0 := #t~nondet16;havoc #t~nondet16;assume -2147483648 <= #t~nondet17 && #t~nondet17 <= 2147483647;~s__ctx__stats__sess_accept_good~0 := #t~nondet17;havoc #t~nondet17;havoc ~s__s3__tmp__cert_request~0;havoc ~s__s3__tmp__reuse_message~0;havoc ~s__s3__tmp__use_rsa_tmp~0;assume -2147483648 <= #t~nondet18 && #t~nondet18 <= 2147483647;~s__s3__tmp__new_cipher~0 := #t~nondet18;havoc #t~nondet18;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet19;havoc #t~nondet19;havoc ~s__s3__tmp__next_state___0~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~s__s3__tmp__new_cipher__algo_strength~0 := #t~nondet20;havoc #t~nondet20;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -9223372036854775808 <= #t~nondet21 && #t~nondet21 <= 9223372036854775807;~num1~0 := #t~nondet21;havoc #t~nondet21;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___1~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___2~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___3~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___4~0 := #t~nondet25;havoc #t~nondet25;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___5~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___6~0 := #t~nondet27;havoc #t~nondet27;havoc ~tmp___7~0;assume -9223372036854775808 <= #t~nondet28 && #t~nondet28 <= 9223372036854775807;~tmp___8~0 := #t~nondet28;havoc #t~nondet28;assume -2147483648 <= #t~nondet29 && #t~nondet29 <= 2147483647;~tmp___9~0 := #t~nondet29;havoc #t~nondet29;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp___10~0 := #t~nondet30;havoc #t~nondet30;havoc ~blastFlag~0;havoc ~__cil_tmp55~0;havoc ~__cil_tmp56~0;havoc ~__cil_tmp57~0;havoc ~__cil_tmp58~0;havoc ~__cil_tmp59~0;havoc ~__cil_tmp60~0;havoc ~__cil_tmp61~0;~s__s3__tmp__reuse_message~0 := 0;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet31 && #t~nondet31 <= 2147483647;~tmp~0 := #t~nondet31;havoc #t~nondet31;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {2148#true} is VALID [2022-04-28 14:54:51,557 INFO L290 TraceCheckUtils]: 8: Hoare triple {2148#true} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {2148#true} is VALID [2022-04-28 14:54:51,557 INFO L290 TraceCheckUtils]: 9: Hoare triple {2148#true} #t~post32 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post32;havoc #t~post32; {2148#true} is VALID [2022-04-28 14:54:51,558 INFO L290 TraceCheckUtils]: 10: Hoare triple {2148#true} assume 0 != 12288 + ~tmp___1~0; {2148#true} is VALID [2022-04-28 14:54:51,558 INFO L290 TraceCheckUtils]: 11: Hoare triple {2148#true} assume 0 != 16384 + ~tmp___2~0; {2148#true} is VALID [2022-04-28 14:54:51,558 INFO L290 TraceCheckUtils]: 12: Hoare triple {2148#true} assume !(0 == ~s__cert~0); {2148#true} is VALID [2022-04-28 14:54:51,558 INFO L290 TraceCheckUtils]: 13: Hoare triple {2148#true} assume !false; {2148#true} is VALID [2022-04-28 14:54:51,558 INFO L290 TraceCheckUtils]: 14: Hoare triple {2148#true} ~state~0 := ~s__state~0; {2153#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} is VALID [2022-04-28 14:54:51,559 INFO L290 TraceCheckUtils]: 15: Hoare triple {2153#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} assume !(12292 == ~s__state~0); {2153#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} is VALID [2022-04-28 14:54:51,559 INFO L290 TraceCheckUtils]: 16: Hoare triple {2153#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} assume !(16384 == ~s__state~0); {2153#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} is VALID [2022-04-28 14:54:51,559 INFO L290 TraceCheckUtils]: 17: Hoare triple {2153#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} assume !(8192 == ~s__state~0); {2153#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} is VALID [2022-04-28 14:54:51,560 INFO L290 TraceCheckUtils]: 18: Hoare triple {2153#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} assume !(24576 == ~s__state~0); {2153#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} is VALID [2022-04-28 14:54:51,560 INFO L290 TraceCheckUtils]: 19: Hoare triple {2153#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} assume !(8195 == ~s__state~0); {2153#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} is VALID [2022-04-28 14:54:51,560 INFO L290 TraceCheckUtils]: 20: Hoare triple {2153#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} assume 8480 == ~s__state~0; {2154#(<= ssl3_accept_~state~0 8480)} is VALID [2022-04-28 14:54:51,561 INFO L290 TraceCheckUtils]: 21: Hoare triple {2154#(<= ssl3_accept_~state~0 8480)} ~s__shutdown~0 := 0;assume -2147483648 <= #t~nondet36 && #t~nondet36 <= 2147483647;~ret~0 := #t~nondet36;havoc #t~nondet36; {2154#(<= ssl3_accept_~state~0 8480)} is VALID [2022-04-28 14:54:51,561 INFO L290 TraceCheckUtils]: 22: Hoare triple {2154#(<= ssl3_accept_~state~0 8480)} assume !(~ret~0 <= 0);~s__s3__tmp__next_state___0~0 := 8482;~s__state~0 := 8448;~s__init_num~0 := 0; {2154#(<= ssl3_accept_~state~0 8480)} is VALID [2022-04-28 14:54:51,561 INFO L290 TraceCheckUtils]: 23: Hoare triple {2154#(<= ssl3_accept_~state~0 8480)} assume 0 == ~s__s3__tmp__reuse_message~0; {2154#(<= ssl3_accept_~state~0 8480)} is VALID [2022-04-28 14:54:51,561 INFO L290 TraceCheckUtils]: 24: Hoare triple {2154#(<= ssl3_accept_~state~0 8480)} assume 0 == ~skip~0; {2154#(<= ssl3_accept_~state~0 8480)} is VALID [2022-04-28 14:54:51,562 INFO L290 TraceCheckUtils]: 25: Hoare triple {2154#(<= ssl3_accept_~state~0 8480)} assume -12288 != ~tmp___1~0; {2154#(<= ssl3_accept_~state~0 8480)} is VALID [2022-04-28 14:54:51,562 INFO L290 TraceCheckUtils]: 26: Hoare triple {2154#(<= ssl3_accept_~state~0 8480)} assume 8656 != ~s__state~0; {2154#(<= ssl3_accept_~state~0 8480)} is VALID [2022-04-28 14:54:51,562 INFO L290 TraceCheckUtils]: 27: Hoare triple {2154#(<= ssl3_accept_~state~0 8480)} assume -16384 != ~tmp___2~0; {2154#(<= ssl3_accept_~state~0 8480)} is VALID [2022-04-28 14:54:51,563 INFO L290 TraceCheckUtils]: 28: Hoare triple {2154#(<= ssl3_accept_~state~0 8480)} assume 8496 == ~state~0; {2149#false} is VALID [2022-04-28 14:54:51,563 INFO L290 TraceCheckUtils]: 29: Hoare triple {2149#false} assume !false; {2149#false} is VALID [2022-04-28 14:54:51,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-28 14:54:51,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 14:54:51,563 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285665743] [2022-04-28 14:54:51,564 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285665743] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 14:54:51,564 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 14:54:51,564 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-28 14:54:51,564 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 14:54:51,564 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1533077085] [2022-04-28 14:54:51,564 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1533077085] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 14:54:51,564 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 14:54:51,564 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-28 14:54:51,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976098127] [2022-04-28 14:54:51,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 14:54:51,565 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 30 [2022-04-28 14:54:51,565 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 14:54:51,565 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:51,580 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 30 edges. 30 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:54:51,581 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-28 14:54:51,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 14:54:51,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-28 14:54:51,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-28 14:54:51,581 INFO L87 Difference]: Start difference. First operand 270 states and 419 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:52,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:54:52,412 INFO L93 Difference]: Finished difference Result 350 states and 531 transitions. [2022-04-28 14:54:52,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-28 14:54:52,412 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 30 [2022-04-28 14:54:52,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 14:54:52,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:52,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 286 transitions. [2022-04-28 14:54:52,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:52,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 286 transitions. [2022-04-28 14:54:52,418 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 286 transitions. [2022-04-28 14:54:52,623 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 286 edges. 286 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:54:52,640 INFO L225 Difference]: With dead ends: 350 [2022-04-28 14:54:52,640 INFO L226 Difference]: Without dead ends: 348 [2022-04-28 14:54:52,641 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-04-28 14:54:52,642 INFO L413 NwaCegarLoop]: 179 mSDtfsCounter, 439 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 352 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 439 SdHoareTripleChecker+Valid, 191 SdHoareTripleChecker+Invalid, 368 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-28 14:54:52,642 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [439 Valid, 191 Invalid, 368 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 352 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-28 14:54:52,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2022-04-28 14:54:52,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 288. [2022-04-28 14:54:52,798 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 14:54:52,799 INFO L82 GeneralOperation]: Start isEquivalent. First operand 348 states. Second operand has 288 states, 283 states have (on average 1.558303886925795) internal successors, (441), 283 states have internal predecessors, (441), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:52,800 INFO L74 IsIncluded]: Start isIncluded. First operand 348 states. Second operand has 288 states, 283 states have (on average 1.558303886925795) internal successors, (441), 283 states have internal predecessors, (441), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:52,800 INFO L87 Difference]: Start difference. First operand 348 states. Second operand has 288 states, 283 states have (on average 1.558303886925795) internal successors, (441), 283 states have internal predecessors, (441), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:52,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:54:52,808 INFO L93 Difference]: Finished difference Result 348 states and 528 transitions. [2022-04-28 14:54:52,808 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 528 transitions. [2022-04-28 14:54:52,808 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 14:54:52,808 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 14:54:52,809 INFO L74 IsIncluded]: Start isIncluded. First operand has 288 states, 283 states have (on average 1.558303886925795) internal successors, (441), 283 states have internal predecessors, (441), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 348 states. [2022-04-28 14:54:52,809 INFO L87 Difference]: Start difference. First operand has 288 states, 283 states have (on average 1.558303886925795) internal successors, (441), 283 states have internal predecessors, (441), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 348 states. [2022-04-28 14:54:52,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:54:52,816 INFO L93 Difference]: Finished difference Result 348 states and 528 transitions. [2022-04-28 14:54:52,816 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 528 transitions. [2022-04-28 14:54:52,817 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 14:54:52,818 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 14:54:52,820 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 14:54:52,820 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 14:54:52,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 288 states, 283 states have (on average 1.558303886925795) internal successors, (441), 283 states have internal predecessors, (441), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:52,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 445 transitions. [2022-04-28 14:54:52,828 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 445 transitions. Word has length 30 [2022-04-28 14:54:52,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 14:54:52,828 INFO L495 AbstractCegarLoop]: Abstraction has 288 states and 445 transitions. [2022-04-28 14:54:52,829 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:52,829 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 288 states and 445 transitions. [2022-04-28 14:54:53,162 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 445 edges. 445 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:54:53,162 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 445 transitions. [2022-04-28 14:54:53,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-04-28 14:54:53,163 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 14:54:53,163 INFO L195 NwaCegarLoop]: 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] [2022-04-28 14:54:53,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-04-28 14:54:53,163 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 14:54:53,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 14:54:53,164 INFO L85 PathProgramCache]: Analyzing trace with hash 119204085, now seen corresponding path program 1 times [2022-04-28 14:54:53,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 14:54:53,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1896180455] [2022-04-28 14:54:53,164 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 14:54:53,164 INFO L85 PathProgramCache]: Analyzing trace with hash 119204085, now seen corresponding path program 2 times [2022-04-28 14:54:53,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 14:54:53,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869107493] [2022-04-28 14:54:53,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 14:54:53,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 14:54:53,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 14:54:53,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-28 14:54:53,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 14:54:53,261 INFO L290 TraceCheckUtils]: 0: Hoare triple {4146#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3); {4139#true} is VALID [2022-04-28 14:54:53,262 INFO L290 TraceCheckUtils]: 1: Hoare triple {4139#true} assume true; {4139#true} is VALID [2022-04-28 14:54:53,262 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {4139#true} {4139#true} #665#return; {4139#true} is VALID [2022-04-28 14:54:53,262 INFO L272 TraceCheckUtils]: 0: Hoare triple {4139#true} call ULTIMATE.init(); {4146#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-28 14:54:53,262 INFO L290 TraceCheckUtils]: 1: Hoare triple {4146#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3); {4139#true} is VALID [2022-04-28 14:54:53,262 INFO L290 TraceCheckUtils]: 2: Hoare triple {4139#true} assume true; {4139#true} is VALID [2022-04-28 14:54:53,263 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {4139#true} {4139#true} #665#return; {4139#true} is VALID [2022-04-28 14:54:53,263 INFO L272 TraceCheckUtils]: 4: Hoare triple {4139#true} call #t~ret54 := main(); {4139#true} is VALID [2022-04-28 14:54:53,263 INFO L290 TraceCheckUtils]: 5: Hoare triple {4139#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {4139#true} is VALID [2022-04-28 14:54:53,263 INFO L272 TraceCheckUtils]: 6: Hoare triple {4139#true} call #t~ret53 := ssl3_accept(~s~0); {4139#true} is VALID [2022-04-28 14:54:53,263 INFO L290 TraceCheckUtils]: 7: Hoare triple {4139#true} ~initial_state := #in~initial_state;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~s__info_callback~0 := #t~nondet4;havoc #t~nondet4;assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~s__in_handshake~0 := #t~nondet5;havoc #t~nondet5;havoc ~s__state~0;havoc ~s__new_session~0;havoc ~s__server~0;assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647;~s__version~0 := #t~nondet6;havoc #t~nondet6;havoc ~s__type~0;havoc ~s__init_num~0;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;~s__hit~0 := #t~nondet7;havoc #t~nondet7;havoc ~s__rwstate~0;~s__init_buf___0~0 := 1;assume -2147483648 <= #t~nondet8 && #t~nondet8 <= 2147483647;~s__debug~0 := #t~nondet8;havoc #t~nondet8;havoc ~s__shutdown~0;assume -2147483648 <= #t~nondet9 && #t~nondet9 <= 2147483647;~s__cert~0 := #t~nondet9;havoc #t~nondet9;assume -2147483648 <= #t~nondet10 && #t~nondet10 <= 2147483647;~s__options~0 := #t~nondet10;havoc #t~nondet10;assume -2147483648 <= #t~nondet11 && #t~nondet11 <= 2147483647;~s__verify_mode~0 := #t~nondet11;havoc #t~nondet11;assume -2147483648 <= #t~nondet12 && #t~nondet12 <= 2147483647;~s__session__peer~0 := #t~nondet12;havoc #t~nondet12;assume -2147483648 <= #t~nondet13 && #t~nondet13 <= 2147483647;~s__cert__pkeys__AT0__privatekey~0 := #t~nondet13;havoc #t~nondet13;assume -2147483648 <= #t~nondet14 && #t~nondet14 <= 2147483647;~s__ctx__info_callback~0 := #t~nondet14;havoc #t~nondet14;assume -2147483648 <= #t~nondet15 && #t~nondet15 <= 2147483647;~s__ctx__stats__sess_accept_renegotiate~0 := #t~nondet15;havoc #t~nondet15;assume -2147483648 <= #t~nondet16 && #t~nondet16 <= 2147483647;~s__ctx__stats__sess_accept~0 := #t~nondet16;havoc #t~nondet16;assume -2147483648 <= #t~nondet17 && #t~nondet17 <= 2147483647;~s__ctx__stats__sess_accept_good~0 := #t~nondet17;havoc #t~nondet17;havoc ~s__s3__tmp__cert_request~0;havoc ~s__s3__tmp__reuse_message~0;havoc ~s__s3__tmp__use_rsa_tmp~0;assume -2147483648 <= #t~nondet18 && #t~nondet18 <= 2147483647;~s__s3__tmp__new_cipher~0 := #t~nondet18;havoc #t~nondet18;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet19;havoc #t~nondet19;havoc ~s__s3__tmp__next_state___0~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~s__s3__tmp__new_cipher__algo_strength~0 := #t~nondet20;havoc #t~nondet20;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -9223372036854775808 <= #t~nondet21 && #t~nondet21 <= 9223372036854775807;~num1~0 := #t~nondet21;havoc #t~nondet21;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___1~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___2~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___3~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___4~0 := #t~nondet25;havoc #t~nondet25;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___5~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___6~0 := #t~nondet27;havoc #t~nondet27;havoc ~tmp___7~0;assume -9223372036854775808 <= #t~nondet28 && #t~nondet28 <= 9223372036854775807;~tmp___8~0 := #t~nondet28;havoc #t~nondet28;assume -2147483648 <= #t~nondet29 && #t~nondet29 <= 2147483647;~tmp___9~0 := #t~nondet29;havoc #t~nondet29;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp___10~0 := #t~nondet30;havoc #t~nondet30;havoc ~blastFlag~0;havoc ~__cil_tmp55~0;havoc ~__cil_tmp56~0;havoc ~__cil_tmp57~0;havoc ~__cil_tmp58~0;havoc ~__cil_tmp59~0;havoc ~__cil_tmp60~0;havoc ~__cil_tmp61~0;~s__s3__tmp__reuse_message~0 := 0;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet31 && #t~nondet31 <= 2147483647;~tmp~0 := #t~nondet31;havoc #t~nondet31;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {4139#true} is VALID [2022-04-28 14:54:53,263 INFO L290 TraceCheckUtils]: 8: Hoare triple {4139#true} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {4139#true} is VALID [2022-04-28 14:54:53,263 INFO L290 TraceCheckUtils]: 9: Hoare triple {4139#true} #t~post32 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post32;havoc #t~post32; {4139#true} is VALID [2022-04-28 14:54:53,263 INFO L290 TraceCheckUtils]: 10: Hoare triple {4139#true} assume 0 != 12288 + ~tmp___1~0; {4139#true} is VALID [2022-04-28 14:54:53,263 INFO L290 TraceCheckUtils]: 11: Hoare triple {4139#true} assume 0 != 16384 + ~tmp___2~0; {4139#true} is VALID [2022-04-28 14:54:53,263 INFO L290 TraceCheckUtils]: 12: Hoare triple {4139#true} assume !(0 == ~s__cert~0); {4139#true} is VALID [2022-04-28 14:54:53,264 INFO L290 TraceCheckUtils]: 13: Hoare triple {4139#true} assume !false; {4139#true} is VALID [2022-04-28 14:54:53,264 INFO L290 TraceCheckUtils]: 14: Hoare triple {4139#true} ~state~0 := ~s__state~0; {4144#(<= ssl3_accept_~s__state~0 ssl3_accept_~state~0)} is VALID [2022-04-28 14:54:53,264 INFO L290 TraceCheckUtils]: 15: Hoare triple {4144#(<= ssl3_accept_~s__state~0 ssl3_accept_~state~0)} assume 12292 == ~s__state~0; {4145#(<= 12292 ssl3_accept_~state~0)} is VALID [2022-04-28 14:54:53,264 INFO L290 TraceCheckUtils]: 16: Hoare triple {4145#(<= 12292 ssl3_accept_~state~0)} ~s__new_session~0 := 1; {4145#(<= 12292 ssl3_accept_~state~0)} is VALID [2022-04-28 14:54:53,265 INFO L290 TraceCheckUtils]: 17: Hoare triple {4145#(<= 12292 ssl3_accept_~state~0)} ~s__server~0 := 1; {4145#(<= 12292 ssl3_accept_~state~0)} is VALID [2022-04-28 14:54:53,265 INFO L290 TraceCheckUtils]: 18: Hoare triple {4145#(<= 12292 ssl3_accept_~state~0)} assume 0 != ~cb~0; {4145#(<= 12292 ssl3_accept_~state~0)} is VALID [2022-04-28 14:54:53,265 INFO L290 TraceCheckUtils]: 19: Hoare triple {4145#(<= 12292 ssl3_accept_~state~0)} ~__cil_tmp55~0 := 8 * ~s__version~0; {4145#(<= 12292 ssl3_accept_~state~0)} is VALID [2022-04-28 14:54:53,267 INFO L290 TraceCheckUtils]: 20: Hoare triple {4145#(<= 12292 ssl3_accept_~state~0)} assume !(3 != ~__cil_tmp55~0);~s__type~0 := 8192; {4145#(<= 12292 ssl3_accept_~state~0)} is VALID [2022-04-28 14:54:53,267 INFO L290 TraceCheckUtils]: 21: Hoare triple {4145#(<= 12292 ssl3_accept_~state~0)} assume !(0 == ~s__init_buf___0~0); {4145#(<= 12292 ssl3_accept_~state~0)} is VALID [2022-04-28 14:54:53,267 INFO L290 TraceCheckUtils]: 22: Hoare triple {4145#(<= 12292 ssl3_accept_~state~0)} assume !(0 == ~tmp___4~0);~s__init_num~0 := 0; {4145#(<= 12292 ssl3_accept_~state~0)} is VALID [2022-04-28 14:54:53,268 INFO L290 TraceCheckUtils]: 23: Hoare triple {4145#(<= 12292 ssl3_accept_~state~0)} assume !(12292 != ~s__state~0);#t~post35 := ~s__ctx__stats__sess_accept_renegotiate~0;~s__ctx__stats__sess_accept_renegotiate~0 := 1 + #t~post35;havoc #t~post35;~s__state~0 := 8480; {4145#(<= 12292 ssl3_accept_~state~0)} is VALID [2022-04-28 14:54:53,268 INFO L290 TraceCheckUtils]: 24: Hoare triple {4145#(<= 12292 ssl3_accept_~state~0)} assume 0 == ~s__s3__tmp__reuse_message~0; {4145#(<= 12292 ssl3_accept_~state~0)} is VALID [2022-04-28 14:54:53,268 INFO L290 TraceCheckUtils]: 25: Hoare triple {4145#(<= 12292 ssl3_accept_~state~0)} assume 0 == ~skip~0; {4145#(<= 12292 ssl3_accept_~state~0)} is VALID [2022-04-28 14:54:53,268 INFO L290 TraceCheckUtils]: 26: Hoare triple {4145#(<= 12292 ssl3_accept_~state~0)} assume -12288 != ~tmp___1~0; {4145#(<= 12292 ssl3_accept_~state~0)} is VALID [2022-04-28 14:54:53,269 INFO L290 TraceCheckUtils]: 27: Hoare triple {4145#(<= 12292 ssl3_accept_~state~0)} assume 8656 != ~s__state~0; {4145#(<= 12292 ssl3_accept_~state~0)} is VALID [2022-04-28 14:54:53,269 INFO L290 TraceCheckUtils]: 28: Hoare triple {4145#(<= 12292 ssl3_accept_~state~0)} assume -16384 != ~tmp___2~0; {4145#(<= 12292 ssl3_accept_~state~0)} is VALID [2022-04-28 14:54:53,269 INFO L290 TraceCheckUtils]: 29: Hoare triple {4145#(<= 12292 ssl3_accept_~state~0)} assume 8496 == ~state~0; {4140#false} is VALID [2022-04-28 14:54:53,269 INFO L290 TraceCheckUtils]: 30: Hoare triple {4140#false} assume !false; {4140#false} is VALID [2022-04-28 14:54:53,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-28 14:54:53,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 14:54:53,270 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869107493] [2022-04-28 14:54:53,270 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869107493] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 14:54:53,270 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 14:54:53,270 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-28 14:54:53,270 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 14:54:53,270 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1896180455] [2022-04-28 14:54:53,270 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1896180455] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 14:54:53,271 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 14:54:53,271 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-28 14:54:53,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646870831] [2022-04-28 14:54:53,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 14:54:53,271 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 31 [2022-04-28 14:54:53,271 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 14:54:53,271 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:53,288 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 31 edges. 31 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:54:53,288 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-28 14:54:53,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 14:54:53,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-28 14:54:53,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-28 14:54:53,289 INFO L87 Difference]: Start difference. First operand 288 states and 445 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:54,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:54:54,243 INFO L93 Difference]: Finished difference Result 337 states and 514 transitions. [2022-04-28 14:54:54,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-28 14:54:54,243 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 31 [2022-04-28 14:54:54,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 14:54:54,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:54,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 262 transitions. [2022-04-28 14:54:54,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:54,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 262 transitions. [2022-04-28 14:54:54,248 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 262 transitions. [2022-04-28 14:54:54,420 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 262 edges. 262 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:54:54,428 INFO L225 Difference]: With dead ends: 337 [2022-04-28 14:54:54,428 INFO L226 Difference]: Without dead ends: 335 [2022-04-28 14:54:54,429 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-04-28 14:54:54,429 INFO L413 NwaCegarLoop]: 169 mSDtfsCounter, 431 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 354 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 431 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-28 14:54:54,430 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [431 Valid, 181 Invalid, 367 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 354 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-28 14:54:54,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2022-04-28 14:54:54,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 278. [2022-04-28 14:54:54,700 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 14:54:54,701 INFO L82 GeneralOperation]: Start isEquivalent. First operand 335 states. Second operand has 278 states, 273 states have (on average 1.5677655677655677) internal successors, (428), 273 states have internal predecessors, (428), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:54,701 INFO L74 IsIncluded]: Start isIncluded. First operand 335 states. Second operand has 278 states, 273 states have (on average 1.5677655677655677) internal successors, (428), 273 states have internal predecessors, (428), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:54,705 INFO L87 Difference]: Start difference. First operand 335 states. Second operand has 278 states, 273 states have (on average 1.5677655677655677) internal successors, (428), 273 states have internal predecessors, (428), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:54,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:54:54,721 INFO L93 Difference]: Finished difference Result 335 states and 512 transitions. [2022-04-28 14:54:54,721 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 512 transitions. [2022-04-28 14:54:54,721 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 14:54:54,722 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 14:54:54,722 INFO L74 IsIncluded]: Start isIncluded. First operand has 278 states, 273 states have (on average 1.5677655677655677) internal successors, (428), 273 states have internal predecessors, (428), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 335 states. [2022-04-28 14:54:54,723 INFO L87 Difference]: Start difference. First operand has 278 states, 273 states have (on average 1.5677655677655677) internal successors, (428), 273 states have internal predecessors, (428), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 335 states. [2022-04-28 14:54:54,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:54:54,729 INFO L93 Difference]: Finished difference Result 335 states and 512 transitions. [2022-04-28 14:54:54,729 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 512 transitions. [2022-04-28 14:54:54,730 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 14:54:54,730 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 14:54:54,730 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 14:54:54,730 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 14:54:54,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 278 states, 273 states have (on average 1.5677655677655677) internal successors, (428), 273 states have internal predecessors, (428), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:54,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 432 transitions. [2022-04-28 14:54:54,735 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 432 transitions. Word has length 31 [2022-04-28 14:54:54,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 14:54:54,738 INFO L495 AbstractCegarLoop]: Abstraction has 278 states and 432 transitions. [2022-04-28 14:54:54,738 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:54,738 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 278 states and 432 transitions. [2022-04-28 14:54:55,086 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 432 edges. 432 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:54:55,086 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 432 transitions. [2022-04-28 14:54:55,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-04-28 14:54:55,086 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 14:54:55,087 INFO L195 NwaCegarLoop]: 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] [2022-04-28 14:54:55,087 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-04-28 14:54:55,087 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 14:54:55,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 14:54:55,087 INFO L85 PathProgramCache]: Analyzing trace with hash -103055551, now seen corresponding path program 1 times [2022-04-28 14:54:55,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 14:54:55,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1648247094] [2022-04-28 14:54:55,088 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 14:54:55,088 INFO L85 PathProgramCache]: Analyzing trace with hash -103055551, now seen corresponding path program 2 times [2022-04-28 14:54:55,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 14:54:55,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395278400] [2022-04-28 14:54:55,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 14:54:55,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 14:54:55,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 14:54:55,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-28 14:54:55,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 14:54:55,173 INFO L290 TraceCheckUtils]: 0: Hoare triple {6062#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3); {6055#true} is VALID [2022-04-28 14:54:55,174 INFO L290 TraceCheckUtils]: 1: Hoare triple {6055#true} assume true; {6055#true} is VALID [2022-04-28 14:54:55,174 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {6055#true} {6055#true} #665#return; {6055#true} is VALID [2022-04-28 14:54:55,174 INFO L272 TraceCheckUtils]: 0: Hoare triple {6055#true} call ULTIMATE.init(); {6062#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-28 14:54:55,174 INFO L290 TraceCheckUtils]: 1: Hoare triple {6062#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3); {6055#true} is VALID [2022-04-28 14:54:55,176 INFO L290 TraceCheckUtils]: 2: Hoare triple {6055#true} assume true; {6055#true} is VALID [2022-04-28 14:54:55,176 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {6055#true} {6055#true} #665#return; {6055#true} is VALID [2022-04-28 14:54:55,176 INFO L272 TraceCheckUtils]: 4: Hoare triple {6055#true} call #t~ret54 := main(); {6055#true} is VALID [2022-04-28 14:54:55,176 INFO L290 TraceCheckUtils]: 5: Hoare triple {6055#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {6055#true} is VALID [2022-04-28 14:54:55,176 INFO L272 TraceCheckUtils]: 6: Hoare triple {6055#true} call #t~ret53 := ssl3_accept(~s~0); {6055#true} is VALID [2022-04-28 14:54:55,176 INFO L290 TraceCheckUtils]: 7: Hoare triple {6055#true} ~initial_state := #in~initial_state;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~s__info_callback~0 := #t~nondet4;havoc #t~nondet4;assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~s__in_handshake~0 := #t~nondet5;havoc #t~nondet5;havoc ~s__state~0;havoc ~s__new_session~0;havoc ~s__server~0;assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647;~s__version~0 := #t~nondet6;havoc #t~nondet6;havoc ~s__type~0;havoc ~s__init_num~0;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;~s__hit~0 := #t~nondet7;havoc #t~nondet7;havoc ~s__rwstate~0;~s__init_buf___0~0 := 1;assume -2147483648 <= #t~nondet8 && #t~nondet8 <= 2147483647;~s__debug~0 := #t~nondet8;havoc #t~nondet8;havoc ~s__shutdown~0;assume -2147483648 <= #t~nondet9 && #t~nondet9 <= 2147483647;~s__cert~0 := #t~nondet9;havoc #t~nondet9;assume -2147483648 <= #t~nondet10 && #t~nondet10 <= 2147483647;~s__options~0 := #t~nondet10;havoc #t~nondet10;assume -2147483648 <= #t~nondet11 && #t~nondet11 <= 2147483647;~s__verify_mode~0 := #t~nondet11;havoc #t~nondet11;assume -2147483648 <= #t~nondet12 && #t~nondet12 <= 2147483647;~s__session__peer~0 := #t~nondet12;havoc #t~nondet12;assume -2147483648 <= #t~nondet13 && #t~nondet13 <= 2147483647;~s__cert__pkeys__AT0__privatekey~0 := #t~nondet13;havoc #t~nondet13;assume -2147483648 <= #t~nondet14 && #t~nondet14 <= 2147483647;~s__ctx__info_callback~0 := #t~nondet14;havoc #t~nondet14;assume -2147483648 <= #t~nondet15 && #t~nondet15 <= 2147483647;~s__ctx__stats__sess_accept_renegotiate~0 := #t~nondet15;havoc #t~nondet15;assume -2147483648 <= #t~nondet16 && #t~nondet16 <= 2147483647;~s__ctx__stats__sess_accept~0 := #t~nondet16;havoc #t~nondet16;assume -2147483648 <= #t~nondet17 && #t~nondet17 <= 2147483647;~s__ctx__stats__sess_accept_good~0 := #t~nondet17;havoc #t~nondet17;havoc ~s__s3__tmp__cert_request~0;havoc ~s__s3__tmp__reuse_message~0;havoc ~s__s3__tmp__use_rsa_tmp~0;assume -2147483648 <= #t~nondet18 && #t~nondet18 <= 2147483647;~s__s3__tmp__new_cipher~0 := #t~nondet18;havoc #t~nondet18;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet19;havoc #t~nondet19;havoc ~s__s3__tmp__next_state___0~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~s__s3__tmp__new_cipher__algo_strength~0 := #t~nondet20;havoc #t~nondet20;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -9223372036854775808 <= #t~nondet21 && #t~nondet21 <= 9223372036854775807;~num1~0 := #t~nondet21;havoc #t~nondet21;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___1~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___2~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___3~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___4~0 := #t~nondet25;havoc #t~nondet25;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___5~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___6~0 := #t~nondet27;havoc #t~nondet27;havoc ~tmp___7~0;assume -9223372036854775808 <= #t~nondet28 && #t~nondet28 <= 9223372036854775807;~tmp___8~0 := #t~nondet28;havoc #t~nondet28;assume -2147483648 <= #t~nondet29 && #t~nondet29 <= 2147483647;~tmp___9~0 := #t~nondet29;havoc #t~nondet29;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp___10~0 := #t~nondet30;havoc #t~nondet30;havoc ~blastFlag~0;havoc ~__cil_tmp55~0;havoc ~__cil_tmp56~0;havoc ~__cil_tmp57~0;havoc ~__cil_tmp58~0;havoc ~__cil_tmp59~0;havoc ~__cil_tmp60~0;havoc ~__cil_tmp61~0;~s__s3__tmp__reuse_message~0 := 0;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet31 && #t~nondet31 <= 2147483647;~tmp~0 := #t~nondet31;havoc #t~nondet31;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {6055#true} is VALID [2022-04-28 14:54:55,177 INFO L290 TraceCheckUtils]: 8: Hoare triple {6055#true} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {6055#true} is VALID [2022-04-28 14:54:55,177 INFO L290 TraceCheckUtils]: 9: Hoare triple {6055#true} #t~post32 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post32;havoc #t~post32; {6055#true} is VALID [2022-04-28 14:54:55,177 INFO L290 TraceCheckUtils]: 10: Hoare triple {6055#true} assume 0 != 12288 + ~tmp___1~0; {6055#true} is VALID [2022-04-28 14:54:55,177 INFO L290 TraceCheckUtils]: 11: Hoare triple {6055#true} assume 0 != 16384 + ~tmp___2~0; {6055#true} is VALID [2022-04-28 14:54:55,178 INFO L290 TraceCheckUtils]: 12: Hoare triple {6055#true} assume !(0 == ~s__cert~0); {6055#true} is VALID [2022-04-28 14:54:55,178 INFO L290 TraceCheckUtils]: 13: Hoare triple {6055#true} assume !false; {6055#true} is VALID [2022-04-28 14:54:55,178 INFO L290 TraceCheckUtils]: 14: Hoare triple {6055#true} ~state~0 := ~s__state~0; {6060#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} is VALID [2022-04-28 14:54:55,179 INFO L290 TraceCheckUtils]: 15: Hoare triple {6060#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} assume !(12292 == ~s__state~0); {6060#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} is VALID [2022-04-28 14:54:55,180 INFO L290 TraceCheckUtils]: 16: Hoare triple {6060#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} assume !(16384 == ~s__state~0); {6060#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} is VALID [2022-04-28 14:54:55,186 INFO L290 TraceCheckUtils]: 17: Hoare triple {6060#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} assume !(8192 == ~s__state~0); {6060#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} is VALID [2022-04-28 14:54:55,186 INFO L290 TraceCheckUtils]: 18: Hoare triple {6060#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} assume !(24576 == ~s__state~0); {6060#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} is VALID [2022-04-28 14:54:55,187 INFO L290 TraceCheckUtils]: 19: Hoare triple {6060#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} assume !(8195 == ~s__state~0); {6060#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} is VALID [2022-04-28 14:54:55,187 INFO L290 TraceCheckUtils]: 20: Hoare triple {6060#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} assume !(8480 == ~s__state~0); {6060#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} is VALID [2022-04-28 14:54:55,187 INFO L290 TraceCheckUtils]: 21: Hoare triple {6060#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} assume !(8481 == ~s__state~0); {6060#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} is VALID [2022-04-28 14:54:55,188 INFO L290 TraceCheckUtils]: 22: Hoare triple {6060#(<= ssl3_accept_~state~0 ssl3_accept_~s__state~0)} assume 8482 == ~s__state~0; {6061#(<= ssl3_accept_~state~0 8482)} is VALID [2022-04-28 14:54:55,188 INFO L290 TraceCheckUtils]: 23: Hoare triple {6061#(<= ssl3_accept_~state~0 8482)} ~s__state~0 := 3; {6061#(<= ssl3_accept_~state~0 8482)} is VALID [2022-04-28 14:54:55,188 INFO L290 TraceCheckUtils]: 24: Hoare triple {6061#(<= ssl3_accept_~state~0 8482)} assume 0 == ~s__s3__tmp__reuse_message~0; {6061#(<= ssl3_accept_~state~0 8482)} is VALID [2022-04-28 14:54:55,188 INFO L290 TraceCheckUtils]: 25: Hoare triple {6061#(<= ssl3_accept_~state~0 8482)} assume 0 == ~skip~0; {6061#(<= ssl3_accept_~state~0 8482)} is VALID [2022-04-28 14:54:55,189 INFO L290 TraceCheckUtils]: 26: Hoare triple {6061#(<= ssl3_accept_~state~0 8482)} assume -12288 != ~tmp___1~0; {6061#(<= ssl3_accept_~state~0 8482)} is VALID [2022-04-28 14:54:55,189 INFO L290 TraceCheckUtils]: 27: Hoare triple {6061#(<= ssl3_accept_~state~0 8482)} assume 8656 != ~s__state~0; {6061#(<= ssl3_accept_~state~0 8482)} is VALID [2022-04-28 14:54:55,189 INFO L290 TraceCheckUtils]: 28: Hoare triple {6061#(<= ssl3_accept_~state~0 8482)} assume -16384 != ~tmp___2~0; {6061#(<= ssl3_accept_~state~0 8482)} is VALID [2022-04-28 14:54:55,189 INFO L290 TraceCheckUtils]: 29: Hoare triple {6061#(<= ssl3_accept_~state~0 8482)} assume 8496 == ~state~0; {6056#false} is VALID [2022-04-28 14:54:55,189 INFO L290 TraceCheckUtils]: 30: Hoare triple {6056#false} assume !false; {6056#false} is VALID [2022-04-28 14:54:55,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-28 14:54:55,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 14:54:55,190 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395278400] [2022-04-28 14:54:55,190 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1395278400] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 14:54:55,190 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 14:54:55,190 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-28 14:54:55,190 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 14:54:55,190 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1648247094] [2022-04-28 14:54:55,190 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1648247094] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 14:54:55,190 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 14:54:55,190 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-28 14:54:55,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862641125] [2022-04-28 14:54:55,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 14:54:55,191 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 31 [2022-04-28 14:54:55,191 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 14:54:55,191 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:55,206 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 31 edges. 31 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:54:55,207 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-28 14:54:55,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 14:54:55,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-28 14:54:55,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-28 14:54:55,207 INFO L87 Difference]: Start difference. First operand 278 states and 432 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:56,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:54:56,212 INFO L93 Difference]: Finished difference Result 360 states and 550 transitions. [2022-04-28 14:54:56,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-28 14:54:56,212 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 31 [2022-04-28 14:54:56,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 14:54:56,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:56,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 283 transitions. [2022-04-28 14:54:56,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:56,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 283 transitions. [2022-04-28 14:54:56,216 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 283 transitions. [2022-04-28 14:54:56,430 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 283 edges. 283 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:54:56,435 INFO L225 Difference]: With dead ends: 360 [2022-04-28 14:54:56,436 INFO L226 Difference]: Without dead ends: 358 [2022-04-28 14:54:56,436 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-04-28 14:54:56,437 INFO L413 NwaCegarLoop]: 179 mSDtfsCounter, 436 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 348 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 436 SdHoareTripleChecker+Valid, 191 SdHoareTripleChecker+Invalid, 365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-28 14:54:56,437 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [436 Valid, 191 Invalid, 365 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 348 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-28 14:54:56,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2022-04-28 14:54:56,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 276. [2022-04-28 14:54:56,722 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 14:54:56,722 INFO L82 GeneralOperation]: Start isEquivalent. First operand 358 states. Second operand has 276 states, 271 states have (on average 1.5719557195571956) internal successors, (426), 271 states have internal predecessors, (426), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:56,723 INFO L74 IsIncluded]: Start isIncluded. First operand 358 states. Second operand has 276 states, 271 states have (on average 1.5719557195571956) internal successors, (426), 271 states have internal predecessors, (426), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:56,723 INFO L87 Difference]: Start difference. First operand 358 states. Second operand has 276 states, 271 states have (on average 1.5719557195571956) internal successors, (426), 271 states have internal predecessors, (426), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:56,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:54:56,733 INFO L93 Difference]: Finished difference Result 358 states and 548 transitions. [2022-04-28 14:54:56,733 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 548 transitions. [2022-04-28 14:54:56,733 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 14:54:56,733 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 14:54:56,734 INFO L74 IsIncluded]: Start isIncluded. First operand has 276 states, 271 states have (on average 1.5719557195571956) internal successors, (426), 271 states have internal predecessors, (426), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 358 states. [2022-04-28 14:54:56,735 INFO L87 Difference]: Start difference. First operand has 276 states, 271 states have (on average 1.5719557195571956) internal successors, (426), 271 states have internal predecessors, (426), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 358 states. [2022-04-28 14:54:56,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:54:56,741 INFO L93 Difference]: Finished difference Result 358 states and 548 transitions. [2022-04-28 14:54:56,741 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 548 transitions. [2022-04-28 14:54:56,741 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 14:54:56,742 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 14:54:56,742 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 14:54:56,742 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 14:54:56,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 276 states, 271 states have (on average 1.5719557195571956) internal successors, (426), 271 states have internal predecessors, (426), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:56,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 430 transitions. [2022-04-28 14:54:56,747 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 430 transitions. Word has length 31 [2022-04-28 14:54:56,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 14:54:56,747 INFO L495 AbstractCegarLoop]: Abstraction has 276 states and 430 transitions. [2022-04-28 14:54:56,747 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:56,747 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 276 states and 430 transitions. [2022-04-28 14:54:57,075 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 430 edges. 430 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:54:57,075 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 430 transitions. [2022-04-28 14:54:57,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-04-28 14:54:57,076 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 14:54:57,076 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-28 14:54:57,076 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-04-28 14:54:57,076 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 14:54:57,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 14:54:57,077 INFO L85 PathProgramCache]: Analyzing trace with hash -1303486160, now seen corresponding path program 1 times [2022-04-28 14:54:57,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 14:54:57,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1826269496] [2022-04-28 14:54:57,077 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 14:54:57,077 INFO L85 PathProgramCache]: Analyzing trace with hash -1303486160, now seen corresponding path program 2 times [2022-04-28 14:54:57,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 14:54:57,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182411569] [2022-04-28 14:54:57,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 14:54:57,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 14:54:57,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 14:54:57,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-28 14:54:57,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 14:54:57,159 INFO L290 TraceCheckUtils]: 0: Hoare triple {8068#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3); {8062#true} is VALID [2022-04-28 14:54:57,159 INFO L290 TraceCheckUtils]: 1: Hoare triple {8062#true} assume true; {8062#true} is VALID [2022-04-28 14:54:57,159 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {8062#true} {8062#true} #665#return; {8062#true} is VALID [2022-04-28 14:54:57,160 INFO L272 TraceCheckUtils]: 0: Hoare triple {8062#true} call ULTIMATE.init(); {8068#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-28 14:54:57,160 INFO L290 TraceCheckUtils]: 1: Hoare triple {8068#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3); {8062#true} is VALID [2022-04-28 14:54:57,160 INFO L290 TraceCheckUtils]: 2: Hoare triple {8062#true} assume true; {8062#true} is VALID [2022-04-28 14:54:57,160 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {8062#true} {8062#true} #665#return; {8062#true} is VALID [2022-04-28 14:54:57,160 INFO L272 TraceCheckUtils]: 4: Hoare triple {8062#true} call #t~ret54 := main(); {8062#true} is VALID [2022-04-28 14:54:57,160 INFO L290 TraceCheckUtils]: 5: Hoare triple {8062#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {8062#true} is VALID [2022-04-28 14:54:57,160 INFO L272 TraceCheckUtils]: 6: Hoare triple {8062#true} call #t~ret53 := ssl3_accept(~s~0); {8062#true} is VALID [2022-04-28 14:54:57,160 INFO L290 TraceCheckUtils]: 7: Hoare triple {8062#true} ~initial_state := #in~initial_state;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~s__info_callback~0 := #t~nondet4;havoc #t~nondet4;assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~s__in_handshake~0 := #t~nondet5;havoc #t~nondet5;havoc ~s__state~0;havoc ~s__new_session~0;havoc ~s__server~0;assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647;~s__version~0 := #t~nondet6;havoc #t~nondet6;havoc ~s__type~0;havoc ~s__init_num~0;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;~s__hit~0 := #t~nondet7;havoc #t~nondet7;havoc ~s__rwstate~0;~s__init_buf___0~0 := 1;assume -2147483648 <= #t~nondet8 && #t~nondet8 <= 2147483647;~s__debug~0 := #t~nondet8;havoc #t~nondet8;havoc ~s__shutdown~0;assume -2147483648 <= #t~nondet9 && #t~nondet9 <= 2147483647;~s__cert~0 := #t~nondet9;havoc #t~nondet9;assume -2147483648 <= #t~nondet10 && #t~nondet10 <= 2147483647;~s__options~0 := #t~nondet10;havoc #t~nondet10;assume -2147483648 <= #t~nondet11 && #t~nondet11 <= 2147483647;~s__verify_mode~0 := #t~nondet11;havoc #t~nondet11;assume -2147483648 <= #t~nondet12 && #t~nondet12 <= 2147483647;~s__session__peer~0 := #t~nondet12;havoc #t~nondet12;assume -2147483648 <= #t~nondet13 && #t~nondet13 <= 2147483647;~s__cert__pkeys__AT0__privatekey~0 := #t~nondet13;havoc #t~nondet13;assume -2147483648 <= #t~nondet14 && #t~nondet14 <= 2147483647;~s__ctx__info_callback~0 := #t~nondet14;havoc #t~nondet14;assume -2147483648 <= #t~nondet15 && #t~nondet15 <= 2147483647;~s__ctx__stats__sess_accept_renegotiate~0 := #t~nondet15;havoc #t~nondet15;assume -2147483648 <= #t~nondet16 && #t~nondet16 <= 2147483647;~s__ctx__stats__sess_accept~0 := #t~nondet16;havoc #t~nondet16;assume -2147483648 <= #t~nondet17 && #t~nondet17 <= 2147483647;~s__ctx__stats__sess_accept_good~0 := #t~nondet17;havoc #t~nondet17;havoc ~s__s3__tmp__cert_request~0;havoc ~s__s3__tmp__reuse_message~0;havoc ~s__s3__tmp__use_rsa_tmp~0;assume -2147483648 <= #t~nondet18 && #t~nondet18 <= 2147483647;~s__s3__tmp__new_cipher~0 := #t~nondet18;havoc #t~nondet18;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet19;havoc #t~nondet19;havoc ~s__s3__tmp__next_state___0~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~s__s3__tmp__new_cipher__algo_strength~0 := #t~nondet20;havoc #t~nondet20;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -9223372036854775808 <= #t~nondet21 && #t~nondet21 <= 9223372036854775807;~num1~0 := #t~nondet21;havoc #t~nondet21;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___1~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___2~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___3~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___4~0 := #t~nondet25;havoc #t~nondet25;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___5~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___6~0 := #t~nondet27;havoc #t~nondet27;havoc ~tmp___7~0;assume -9223372036854775808 <= #t~nondet28 && #t~nondet28 <= 9223372036854775807;~tmp___8~0 := #t~nondet28;havoc #t~nondet28;assume -2147483648 <= #t~nondet29 && #t~nondet29 <= 2147483647;~tmp___9~0 := #t~nondet29;havoc #t~nondet29;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp___10~0 := #t~nondet30;havoc #t~nondet30;havoc ~blastFlag~0;havoc ~__cil_tmp55~0;havoc ~__cil_tmp56~0;havoc ~__cil_tmp57~0;havoc ~__cil_tmp58~0;havoc ~__cil_tmp59~0;havoc ~__cil_tmp60~0;havoc ~__cil_tmp61~0;~s__s3__tmp__reuse_message~0 := 0;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet31 && #t~nondet31 <= 2147483647;~tmp~0 := #t~nondet31;havoc #t~nondet31;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {8067#(= ssl3_accept_~blastFlag~0 0)} is VALID [2022-04-28 14:54:57,161 INFO L290 TraceCheckUtils]: 8: Hoare triple {8067#(= ssl3_accept_~blastFlag~0 0)} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {8067#(= ssl3_accept_~blastFlag~0 0)} is VALID [2022-04-28 14:54:57,161 INFO L290 TraceCheckUtils]: 9: Hoare triple {8067#(= ssl3_accept_~blastFlag~0 0)} #t~post32 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post32;havoc #t~post32; {8067#(= ssl3_accept_~blastFlag~0 0)} is VALID [2022-04-28 14:54:57,161 INFO L290 TraceCheckUtils]: 10: Hoare triple {8067#(= ssl3_accept_~blastFlag~0 0)} assume 0 != 12288 + ~tmp___1~0; {8067#(= ssl3_accept_~blastFlag~0 0)} is VALID [2022-04-28 14:54:57,161 INFO L290 TraceCheckUtils]: 11: Hoare triple {8067#(= ssl3_accept_~blastFlag~0 0)} assume 0 != 16384 + ~tmp___2~0; {8067#(= ssl3_accept_~blastFlag~0 0)} is VALID [2022-04-28 14:54:57,162 INFO L290 TraceCheckUtils]: 12: Hoare triple {8067#(= ssl3_accept_~blastFlag~0 0)} assume !(0 == ~s__cert~0); {8067#(= ssl3_accept_~blastFlag~0 0)} is VALID [2022-04-28 14:54:57,162 INFO L290 TraceCheckUtils]: 13: Hoare triple {8067#(= ssl3_accept_~blastFlag~0 0)} assume !false; {8067#(= ssl3_accept_~blastFlag~0 0)} is VALID [2022-04-28 14:54:57,162 INFO L290 TraceCheckUtils]: 14: Hoare triple {8067#(= ssl3_accept_~blastFlag~0 0)} ~state~0 := ~s__state~0; {8067#(= ssl3_accept_~blastFlag~0 0)} is VALID [2022-04-28 14:54:57,162 INFO L290 TraceCheckUtils]: 15: Hoare triple {8067#(= ssl3_accept_~blastFlag~0 0)} assume !(12292 == ~s__state~0); {8067#(= ssl3_accept_~blastFlag~0 0)} is VALID [2022-04-28 14:54:57,163 INFO L290 TraceCheckUtils]: 16: Hoare triple {8067#(= ssl3_accept_~blastFlag~0 0)} assume !(16384 == ~s__state~0); {8067#(= ssl3_accept_~blastFlag~0 0)} is VALID [2022-04-28 14:54:57,163 INFO L290 TraceCheckUtils]: 17: Hoare triple {8067#(= ssl3_accept_~blastFlag~0 0)} assume !(8192 == ~s__state~0); {8067#(= ssl3_accept_~blastFlag~0 0)} is VALID [2022-04-28 14:54:57,163 INFO L290 TraceCheckUtils]: 18: Hoare triple {8067#(= ssl3_accept_~blastFlag~0 0)} assume !(24576 == ~s__state~0); {8067#(= ssl3_accept_~blastFlag~0 0)} is VALID [2022-04-28 14:54:57,163 INFO L290 TraceCheckUtils]: 19: Hoare triple {8067#(= ssl3_accept_~blastFlag~0 0)} assume !(8195 == ~s__state~0); {8067#(= ssl3_accept_~blastFlag~0 0)} is VALID [2022-04-28 14:54:57,164 INFO L290 TraceCheckUtils]: 20: Hoare triple {8067#(= ssl3_accept_~blastFlag~0 0)} assume !(8480 == ~s__state~0); {8067#(= ssl3_accept_~blastFlag~0 0)} is VALID [2022-04-28 14:54:57,164 INFO L290 TraceCheckUtils]: 21: Hoare triple {8067#(= ssl3_accept_~blastFlag~0 0)} assume !(8481 == ~s__state~0); {8067#(= ssl3_accept_~blastFlag~0 0)} is VALID [2022-04-28 14:54:57,164 INFO L290 TraceCheckUtils]: 22: Hoare triple {8067#(= ssl3_accept_~blastFlag~0 0)} assume !(8482 == ~s__state~0); {8067#(= ssl3_accept_~blastFlag~0 0)} is VALID [2022-04-28 14:54:57,164 INFO L290 TraceCheckUtils]: 23: Hoare triple {8067#(= ssl3_accept_~blastFlag~0 0)} assume !(8464 == ~s__state~0); {8067#(= ssl3_accept_~blastFlag~0 0)} is VALID [2022-04-28 14:54:57,165 INFO L290 TraceCheckUtils]: 24: Hoare triple {8067#(= ssl3_accept_~blastFlag~0 0)} assume !(8465 == ~s__state~0); {8067#(= ssl3_accept_~blastFlag~0 0)} is VALID [2022-04-28 14:54:57,165 INFO L290 TraceCheckUtils]: 25: Hoare triple {8067#(= ssl3_accept_~blastFlag~0 0)} assume !(8466 == ~s__state~0); {8067#(= ssl3_accept_~blastFlag~0 0)} is VALID [2022-04-28 14:54:57,165 INFO L290 TraceCheckUtils]: 26: Hoare triple {8067#(= ssl3_accept_~blastFlag~0 0)} assume 8496 == ~s__state~0; {8067#(= ssl3_accept_~blastFlag~0 0)} is VALID [2022-04-28 14:54:57,165 INFO L290 TraceCheckUtils]: 27: Hoare triple {8067#(= ssl3_accept_~blastFlag~0 0)} assume -2147483648 <= #t~nondet38 && #t~nondet38 <= 2147483647;~ret~0 := #t~nondet38;havoc #t~nondet38; {8067#(= ssl3_accept_~blastFlag~0 0)} is VALID [2022-04-28 14:54:57,166 INFO L290 TraceCheckUtils]: 28: Hoare triple {8067#(= ssl3_accept_~blastFlag~0 0)} assume 1 == ~blastFlag~0;~blastFlag~0 := 2; {8063#false} is VALID [2022-04-28 14:54:57,166 INFO L290 TraceCheckUtils]: 29: Hoare triple {8063#false} assume !(~ret~0 <= 0); {8063#false} is VALID [2022-04-28 14:54:57,166 INFO L290 TraceCheckUtils]: 30: Hoare triple {8063#false} assume 0 != ~s__hit~0;~s__state~0 := 8656; {8063#false} is VALID [2022-04-28 14:54:57,166 INFO L290 TraceCheckUtils]: 31: Hoare triple {8063#false} ~s__init_num~0 := 0; {8063#false} is VALID [2022-04-28 14:54:57,166 INFO L290 TraceCheckUtils]: 32: Hoare triple {8063#false} assume 0 == ~s__s3__tmp__reuse_message~0; {8063#false} is VALID [2022-04-28 14:54:57,166 INFO L290 TraceCheckUtils]: 33: Hoare triple {8063#false} assume 0 == ~skip~0; {8063#false} is VALID [2022-04-28 14:54:57,166 INFO L290 TraceCheckUtils]: 34: Hoare triple {8063#false} assume -12288 != ~tmp___1~0; {8063#false} is VALID [2022-04-28 14:54:57,166 INFO L290 TraceCheckUtils]: 35: Hoare triple {8063#false} assume 8656 != ~s__state~0; {8063#false} is VALID [2022-04-28 14:54:57,166 INFO L290 TraceCheckUtils]: 36: Hoare triple {8063#false} assume -16384 != ~tmp___2~0; {8063#false} is VALID [2022-04-28 14:54:57,166 INFO L290 TraceCheckUtils]: 37: Hoare triple {8063#false} assume 8496 == ~state~0; {8063#false} is VALID [2022-04-28 14:54:57,166 INFO L290 TraceCheckUtils]: 38: Hoare triple {8063#false} assume !false; {8063#false} is VALID [2022-04-28 14:54:57,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-28 14:54:57,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 14:54:57,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182411569] [2022-04-28 14:54:57,167 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182411569] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 14:54:57,167 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 14:54:57,167 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-28 14:54:57,167 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 14:54:57,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1826269496] [2022-04-28 14:54:57,167 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1826269496] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 14:54:57,167 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 14:54:57,167 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-28 14:54:57,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635185184] [2022-04-28 14:54:57,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 14:54:57,168 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 39 [2022-04-28 14:54:57,168 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 14:54:57,168 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:57,187 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 39 edges. 39 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:54:57,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-28 14:54:57,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 14:54:57,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-28 14:54:57,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-28 14:54:57,188 INFO L87 Difference]: Start difference. First operand 276 states and 430 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:58,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:54:58,239 INFO L93 Difference]: Finished difference Result 796 states and 1250 transitions. [2022-04-28 14:54:58,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-28 14:54:58,239 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 39 [2022-04-28 14:54:58,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 14:54:58,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:58,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 629 transitions. [2022-04-28 14:54:58,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:58,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 629 transitions. [2022-04-28 14:54:58,246 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 4 states and 629 transitions. [2022-04-28 14:54:58,674 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 629 edges. 629 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:54:58,689 INFO L225 Difference]: With dead ends: 796 [2022-04-28 14:54:58,689 INFO L226 Difference]: Without dead ends: 535 [2022-04-28 14:54:58,693 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-28 14:54:58,694 INFO L413 NwaCegarLoop]: 211 mSDtfsCounter, 588 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 218 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 588 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-28 14:54:58,695 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [588 Valid, 218 Invalid, 231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 218 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-28 14:54:58,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 535 states. [2022-04-28 14:54:59,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 535 to 533. [2022-04-28 14:54:59,249 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 14:54:59,250 INFO L82 GeneralOperation]: Start isEquivalent. First operand 535 states. Second operand has 533 states, 528 states have (on average 1.5378787878787878) internal successors, (812), 528 states have internal predecessors, (812), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:59,251 INFO L74 IsIncluded]: Start isIncluded. First operand 535 states. Second operand has 533 states, 528 states have (on average 1.5378787878787878) internal successors, (812), 528 states have internal predecessors, (812), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:59,252 INFO L87 Difference]: Start difference. First operand 535 states. Second operand has 533 states, 528 states have (on average 1.5378787878787878) internal successors, (812), 528 states have internal predecessors, (812), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:59,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:54:59,263 INFO L93 Difference]: Finished difference Result 535 states and 817 transitions. [2022-04-28 14:54:59,263 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 817 transitions. [2022-04-28 14:54:59,263 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 14:54:59,263 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 14:54:59,264 INFO L74 IsIncluded]: Start isIncluded. First operand has 533 states, 528 states have (on average 1.5378787878787878) internal successors, (812), 528 states have internal predecessors, (812), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 535 states. [2022-04-28 14:54:59,265 INFO L87 Difference]: Start difference. First operand has 533 states, 528 states have (on average 1.5378787878787878) internal successors, (812), 528 states have internal predecessors, (812), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 535 states. [2022-04-28 14:54:59,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:54:59,276 INFO L93 Difference]: Finished difference Result 535 states and 817 transitions. [2022-04-28 14:54:59,276 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 817 transitions. [2022-04-28 14:54:59,276 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 14:54:59,276 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 14:54:59,276 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 14:54:59,276 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 14:54:59,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 533 states, 528 states have (on average 1.5378787878787878) internal successors, (812), 528 states have internal predecessors, (812), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:59,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 816 transitions. [2022-04-28 14:54:59,290 INFO L78 Accepts]: Start accepts. Automaton has 533 states and 816 transitions. Word has length 39 [2022-04-28 14:54:59,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 14:54:59,290 INFO L495 AbstractCegarLoop]: Abstraction has 533 states and 816 transitions. [2022-04-28 14:54:59,290 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:54:59,290 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 533 states and 816 transitions. [2022-04-28 14:54:59,928 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 816 edges. 816 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:54:59,928 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 816 transitions. [2022-04-28 14:54:59,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-04-28 14:54:59,929 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 14:54:59,929 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-28 14:54:59,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-04-28 14:54:59,929 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 14:54:59,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 14:54:59,929 INFO L85 PathProgramCache]: Analyzing trace with hash -602421582, now seen corresponding path program 1 times [2022-04-28 14:54:59,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 14:54:59,929 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [976921416] [2022-04-28 14:54:59,930 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 14:54:59,930 INFO L85 PathProgramCache]: Analyzing trace with hash -602421582, now seen corresponding path program 2 times [2022-04-28 14:54:59,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 14:54:59,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368821481] [2022-04-28 14:54:59,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 14:54:59,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 14:54:59,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 14:54:59,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-28 14:54:59,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 14:54:59,977 INFO L290 TraceCheckUtils]: 0: Hoare triple {11807#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3); {11801#true} is VALID [2022-04-28 14:54:59,978 INFO L290 TraceCheckUtils]: 1: Hoare triple {11801#true} assume true; {11801#true} is VALID [2022-04-28 14:54:59,978 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {11801#true} {11801#true} #665#return; {11801#true} is VALID [2022-04-28 14:54:59,978 INFO L272 TraceCheckUtils]: 0: Hoare triple {11801#true} call ULTIMATE.init(); {11807#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-28 14:54:59,978 INFO L290 TraceCheckUtils]: 1: Hoare triple {11807#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3); {11801#true} is VALID [2022-04-28 14:54:59,978 INFO L290 TraceCheckUtils]: 2: Hoare triple {11801#true} assume true; {11801#true} is VALID [2022-04-28 14:54:59,978 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {11801#true} {11801#true} #665#return; {11801#true} is VALID [2022-04-28 14:54:59,978 INFO L272 TraceCheckUtils]: 4: Hoare triple {11801#true} call #t~ret54 := main(); {11801#true} is VALID [2022-04-28 14:54:59,979 INFO L290 TraceCheckUtils]: 5: Hoare triple {11801#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {11801#true} is VALID [2022-04-28 14:54:59,979 INFO L272 TraceCheckUtils]: 6: Hoare triple {11801#true} call #t~ret53 := ssl3_accept(~s~0); {11801#true} is VALID [2022-04-28 14:54:59,979 INFO L290 TraceCheckUtils]: 7: Hoare triple {11801#true} ~initial_state := #in~initial_state;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~s__info_callback~0 := #t~nondet4;havoc #t~nondet4;assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~s__in_handshake~0 := #t~nondet5;havoc #t~nondet5;havoc ~s__state~0;havoc ~s__new_session~0;havoc ~s__server~0;assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647;~s__version~0 := #t~nondet6;havoc #t~nondet6;havoc ~s__type~0;havoc ~s__init_num~0;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;~s__hit~0 := #t~nondet7;havoc #t~nondet7;havoc ~s__rwstate~0;~s__init_buf___0~0 := 1;assume -2147483648 <= #t~nondet8 && #t~nondet8 <= 2147483647;~s__debug~0 := #t~nondet8;havoc #t~nondet8;havoc ~s__shutdown~0;assume -2147483648 <= #t~nondet9 && #t~nondet9 <= 2147483647;~s__cert~0 := #t~nondet9;havoc #t~nondet9;assume -2147483648 <= #t~nondet10 && #t~nondet10 <= 2147483647;~s__options~0 := #t~nondet10;havoc #t~nondet10;assume -2147483648 <= #t~nondet11 && #t~nondet11 <= 2147483647;~s__verify_mode~0 := #t~nondet11;havoc #t~nondet11;assume -2147483648 <= #t~nondet12 && #t~nondet12 <= 2147483647;~s__session__peer~0 := #t~nondet12;havoc #t~nondet12;assume -2147483648 <= #t~nondet13 && #t~nondet13 <= 2147483647;~s__cert__pkeys__AT0__privatekey~0 := #t~nondet13;havoc #t~nondet13;assume -2147483648 <= #t~nondet14 && #t~nondet14 <= 2147483647;~s__ctx__info_callback~0 := #t~nondet14;havoc #t~nondet14;assume -2147483648 <= #t~nondet15 && #t~nondet15 <= 2147483647;~s__ctx__stats__sess_accept_renegotiate~0 := #t~nondet15;havoc #t~nondet15;assume -2147483648 <= #t~nondet16 && #t~nondet16 <= 2147483647;~s__ctx__stats__sess_accept~0 := #t~nondet16;havoc #t~nondet16;assume -2147483648 <= #t~nondet17 && #t~nondet17 <= 2147483647;~s__ctx__stats__sess_accept_good~0 := #t~nondet17;havoc #t~nondet17;havoc ~s__s3__tmp__cert_request~0;havoc ~s__s3__tmp__reuse_message~0;havoc ~s__s3__tmp__use_rsa_tmp~0;assume -2147483648 <= #t~nondet18 && #t~nondet18 <= 2147483647;~s__s3__tmp__new_cipher~0 := #t~nondet18;havoc #t~nondet18;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet19;havoc #t~nondet19;havoc ~s__s3__tmp__next_state___0~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~s__s3__tmp__new_cipher__algo_strength~0 := #t~nondet20;havoc #t~nondet20;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -9223372036854775808 <= #t~nondet21 && #t~nondet21 <= 9223372036854775807;~num1~0 := #t~nondet21;havoc #t~nondet21;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___1~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___2~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___3~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___4~0 := #t~nondet25;havoc #t~nondet25;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___5~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___6~0 := #t~nondet27;havoc #t~nondet27;havoc ~tmp___7~0;assume -9223372036854775808 <= #t~nondet28 && #t~nondet28 <= 9223372036854775807;~tmp___8~0 := #t~nondet28;havoc #t~nondet28;assume -2147483648 <= #t~nondet29 && #t~nondet29 <= 2147483647;~tmp___9~0 := #t~nondet29;havoc #t~nondet29;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp___10~0 := #t~nondet30;havoc #t~nondet30;havoc ~blastFlag~0;havoc ~__cil_tmp55~0;havoc ~__cil_tmp56~0;havoc ~__cil_tmp57~0;havoc ~__cil_tmp58~0;havoc ~__cil_tmp59~0;havoc ~__cil_tmp60~0;havoc ~__cil_tmp61~0;~s__s3__tmp__reuse_message~0 := 0;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet31 && #t~nondet31 <= 2147483647;~tmp~0 := #t~nondet31;havoc #t~nondet31;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {11801#true} is VALID [2022-04-28 14:54:59,979 INFO L290 TraceCheckUtils]: 8: Hoare triple {11801#true} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {11801#true} is VALID [2022-04-28 14:54:59,979 INFO L290 TraceCheckUtils]: 9: Hoare triple {11801#true} #t~post32 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post32;havoc #t~post32; {11801#true} is VALID [2022-04-28 14:54:59,979 INFO L290 TraceCheckUtils]: 10: Hoare triple {11801#true} assume 0 != 12288 + ~tmp___1~0; {11801#true} is VALID [2022-04-28 14:54:59,979 INFO L290 TraceCheckUtils]: 11: Hoare triple {11801#true} assume 0 != 16384 + ~tmp___2~0; {11801#true} is VALID [2022-04-28 14:54:59,979 INFO L290 TraceCheckUtils]: 12: Hoare triple {11801#true} assume !(0 == ~s__cert~0); {11801#true} is VALID [2022-04-28 14:54:59,979 INFO L290 TraceCheckUtils]: 13: Hoare triple {11801#true} assume !false; {11801#true} is VALID [2022-04-28 14:54:59,979 INFO L290 TraceCheckUtils]: 14: Hoare triple {11801#true} ~state~0 := ~s__state~0; {11801#true} is VALID [2022-04-28 14:54:59,979 INFO L290 TraceCheckUtils]: 15: Hoare triple {11801#true} assume !(12292 == ~s__state~0); {11801#true} is VALID [2022-04-28 14:54:59,979 INFO L290 TraceCheckUtils]: 16: Hoare triple {11801#true} assume !(16384 == ~s__state~0); {11801#true} is VALID [2022-04-28 14:54:59,979 INFO L290 TraceCheckUtils]: 17: Hoare triple {11801#true} assume !(8192 == ~s__state~0); {11801#true} is VALID [2022-04-28 14:54:59,980 INFO L290 TraceCheckUtils]: 18: Hoare triple {11801#true} assume !(24576 == ~s__state~0); {11801#true} is VALID [2022-04-28 14:54:59,980 INFO L290 TraceCheckUtils]: 19: Hoare triple {11801#true} assume !(8195 == ~s__state~0); {11801#true} is VALID [2022-04-28 14:54:59,980 INFO L290 TraceCheckUtils]: 20: Hoare triple {11801#true} assume !(8480 == ~s__state~0); {11801#true} is VALID [2022-04-28 14:54:59,980 INFO L290 TraceCheckUtils]: 21: Hoare triple {11801#true} assume !(8481 == ~s__state~0); {11801#true} is VALID [2022-04-28 14:54:59,980 INFO L290 TraceCheckUtils]: 22: Hoare triple {11801#true} assume !(8482 == ~s__state~0); {11801#true} is VALID [2022-04-28 14:54:59,980 INFO L290 TraceCheckUtils]: 23: Hoare triple {11801#true} assume !(8464 == ~s__state~0); {11801#true} is VALID [2022-04-28 14:54:59,980 INFO L290 TraceCheckUtils]: 24: Hoare triple {11801#true} assume !(8465 == ~s__state~0); {11801#true} is VALID [2022-04-28 14:54:59,980 INFO L290 TraceCheckUtils]: 25: Hoare triple {11801#true} assume !(8466 == ~s__state~0); {11801#true} is VALID [2022-04-28 14:54:59,980 INFO L290 TraceCheckUtils]: 26: Hoare triple {11801#true} assume 8496 == ~s__state~0; {11801#true} is VALID [2022-04-28 14:54:59,980 INFO L290 TraceCheckUtils]: 27: Hoare triple {11801#true} assume -2147483648 <= #t~nondet38 && #t~nondet38 <= 2147483647;~ret~0 := #t~nondet38;havoc #t~nondet38; {11801#true} is VALID [2022-04-28 14:54:59,980 INFO L290 TraceCheckUtils]: 28: Hoare triple {11801#true} assume !(1 == ~blastFlag~0); {11801#true} is VALID [2022-04-28 14:54:59,980 INFO L290 TraceCheckUtils]: 29: Hoare triple {11801#true} assume !(~ret~0 <= 0); {11801#true} is VALID [2022-04-28 14:54:59,981 INFO L290 TraceCheckUtils]: 30: Hoare triple {11801#true} assume 0 != ~s__hit~0;~s__state~0 := 8656; {11806#(= (+ ssl3_accept_~s__state~0 (- 8656)) 0)} is VALID [2022-04-28 14:54:59,981 INFO L290 TraceCheckUtils]: 31: Hoare triple {11806#(= (+ ssl3_accept_~s__state~0 (- 8656)) 0)} ~s__init_num~0 := 0; {11806#(= (+ ssl3_accept_~s__state~0 (- 8656)) 0)} is VALID [2022-04-28 14:54:59,981 INFO L290 TraceCheckUtils]: 32: Hoare triple {11806#(= (+ ssl3_accept_~s__state~0 (- 8656)) 0)} assume 0 == ~s__s3__tmp__reuse_message~0; {11806#(= (+ ssl3_accept_~s__state~0 (- 8656)) 0)} is VALID [2022-04-28 14:54:59,981 INFO L290 TraceCheckUtils]: 33: Hoare triple {11806#(= (+ ssl3_accept_~s__state~0 (- 8656)) 0)} assume 0 == ~skip~0; {11806#(= (+ ssl3_accept_~s__state~0 (- 8656)) 0)} is VALID [2022-04-28 14:54:59,982 INFO L290 TraceCheckUtils]: 34: Hoare triple {11806#(= (+ ssl3_accept_~s__state~0 (- 8656)) 0)} assume -12288 != ~tmp___1~0; {11806#(= (+ ssl3_accept_~s__state~0 (- 8656)) 0)} is VALID [2022-04-28 14:54:59,982 INFO L290 TraceCheckUtils]: 35: Hoare triple {11806#(= (+ ssl3_accept_~s__state~0 (- 8656)) 0)} assume 8656 != ~s__state~0; {11802#false} is VALID [2022-04-28 14:54:59,982 INFO L290 TraceCheckUtils]: 36: Hoare triple {11802#false} assume -16384 != ~tmp___2~0; {11802#false} is VALID [2022-04-28 14:54:59,982 INFO L290 TraceCheckUtils]: 37: Hoare triple {11802#false} assume 8496 == ~state~0; {11802#false} is VALID [2022-04-28 14:54:59,982 INFO L290 TraceCheckUtils]: 38: Hoare triple {11802#false} assume !false; {11802#false} is VALID [2022-04-28 14:54:59,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-28 14:54:59,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 14:54:59,983 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368821481] [2022-04-28 14:54:59,983 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1368821481] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 14:54:59,983 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 14:54:59,983 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-28 14:54:59,983 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 14:54:59,983 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [976921416] [2022-04-28 14:54:59,983 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [976921416] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 14:54:59,983 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 14:54:59,983 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-28 14:54:59,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897593582] [2022-04-28 14:54:59,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 14:54:59,984 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 39 [2022-04-28 14:54:59,984 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 14:54:59,984 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:00,003 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 39 edges. 39 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:55:00,003 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-28 14:55:00,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 14:55:00,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-28 14:55:00,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-28 14:55:00,004 INFO L87 Difference]: Start difference. First operand 533 states and 816 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:01,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:55:01,241 INFO L93 Difference]: Finished difference Result 1249 states and 1965 transitions. [2022-04-28 14:55:01,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-28 14:55:01,242 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 39 [2022-04-28 14:55:01,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 14:55:01,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:01,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 517 transitions. [2022-04-28 14:55:01,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:01,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 517 transitions. [2022-04-28 14:55:01,249 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 4 states and 517 transitions. [2022-04-28 14:55:01,566 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 517 edges. 517 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:55:01,586 INFO L225 Difference]: With dead ends: 1249 [2022-04-28 14:55:01,586 INFO L226 Difference]: Without dead ends: 731 [2022-04-28 14:55:01,587 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-28 14:55:01,589 INFO L413 NwaCegarLoop]: 236 mSDtfsCounter, 277 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 249 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 249 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-28 14:55:01,589 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [277 Valid, 243 Invalid, 286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 249 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-28 14:55:01,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 731 states. [2022-04-28 14:55:02,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 731 to 707. [2022-04-28 14:55:02,315 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 14:55:02,316 INFO L82 GeneralOperation]: Start isEquivalent. First operand 731 states. Second operand has 707 states, 702 states have (on average 1.435897435897436) internal successors, (1008), 702 states have internal predecessors, (1008), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:02,317 INFO L74 IsIncluded]: Start isIncluded. First operand 731 states. Second operand has 707 states, 702 states have (on average 1.435897435897436) internal successors, (1008), 702 states have internal predecessors, (1008), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:02,318 INFO L87 Difference]: Start difference. First operand 731 states. Second operand has 707 states, 702 states have (on average 1.435897435897436) internal successors, (1008), 702 states have internal predecessors, (1008), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:02,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:55:02,334 INFO L93 Difference]: Finished difference Result 731 states and 1042 transitions. [2022-04-28 14:55:02,334 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1042 transitions. [2022-04-28 14:55:02,335 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 14:55:02,335 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 14:55:02,336 INFO L74 IsIncluded]: Start isIncluded. First operand has 707 states, 702 states have (on average 1.435897435897436) internal successors, (1008), 702 states have internal predecessors, (1008), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 731 states. [2022-04-28 14:55:02,346 INFO L87 Difference]: Start difference. First operand has 707 states, 702 states have (on average 1.435897435897436) internal successors, (1008), 702 states have internal predecessors, (1008), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 731 states. [2022-04-28 14:55:02,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:55:02,363 INFO L93 Difference]: Finished difference Result 731 states and 1042 transitions. [2022-04-28 14:55:02,363 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1042 transitions. [2022-04-28 14:55:02,364 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 14:55:02,364 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 14:55:02,364 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 14:55:02,364 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 14:55:02,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 707 states, 702 states have (on average 1.435897435897436) internal successors, (1008), 702 states have internal predecessors, (1008), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:02,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 707 states and 1012 transitions. [2022-04-28 14:55:02,384 INFO L78 Accepts]: Start accepts. Automaton has 707 states and 1012 transitions. Word has length 39 [2022-04-28 14:55:02,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 14:55:02,385 INFO L495 AbstractCegarLoop]: Abstraction has 707 states and 1012 transitions. [2022-04-28 14:55:02,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:02,385 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 707 states and 1012 transitions. [2022-04-28 14:55:03,194 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1012 edges. 1012 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:55:03,194 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1012 transitions. [2022-04-28 14:55:03,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-04-28 14:55:03,195 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 14:55:03,195 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-28 14:55:03,195 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-04-28 14:55:03,195 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 14:55:03,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 14:55:03,195 INFO L85 PathProgramCache]: Analyzing trace with hash 77636788, now seen corresponding path program 1 times [2022-04-28 14:55:03,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 14:55:03,196 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [343997524] [2022-04-28 14:55:03,196 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 14:55:03,196 INFO L85 PathProgramCache]: Analyzing trace with hash 77636788, now seen corresponding path program 2 times [2022-04-28 14:55:03,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 14:55:03,196 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653100373] [2022-04-28 14:55:03,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 14:55:03,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 14:55:03,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 14:55:03,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-28 14:55:03,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 14:55:03,281 INFO L290 TraceCheckUtils]: 0: Hoare triple {17195#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3); {17187#true} is VALID [2022-04-28 14:55:03,281 INFO L290 TraceCheckUtils]: 1: Hoare triple {17187#true} assume true; {17187#true} is VALID [2022-04-28 14:55:03,281 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {17187#true} {17187#true} #665#return; {17187#true} is VALID [2022-04-28 14:55:03,282 INFO L272 TraceCheckUtils]: 0: Hoare triple {17187#true} call ULTIMATE.init(); {17195#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-28 14:55:03,282 INFO L290 TraceCheckUtils]: 1: Hoare triple {17195#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3); {17187#true} is VALID [2022-04-28 14:55:03,282 INFO L290 TraceCheckUtils]: 2: Hoare triple {17187#true} assume true; {17187#true} is VALID [2022-04-28 14:55:03,282 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {17187#true} {17187#true} #665#return; {17187#true} is VALID [2022-04-28 14:55:03,282 INFO L272 TraceCheckUtils]: 4: Hoare triple {17187#true} call #t~ret54 := main(); {17187#true} is VALID [2022-04-28 14:55:03,283 INFO L290 TraceCheckUtils]: 5: Hoare triple {17187#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {17192#(<= main_~s~0 8464)} is VALID [2022-04-28 14:55:03,283 INFO L272 TraceCheckUtils]: 6: Hoare triple {17192#(<= main_~s~0 8464)} call #t~ret53 := ssl3_accept(~s~0); {17193#(<= |ssl3_accept_#in~initial_state| 8464)} is VALID [2022-04-28 14:55:03,285 INFO L290 TraceCheckUtils]: 7: Hoare triple {17193#(<= |ssl3_accept_#in~initial_state| 8464)} ~initial_state := #in~initial_state;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~s__info_callback~0 := #t~nondet4;havoc #t~nondet4;assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~s__in_handshake~0 := #t~nondet5;havoc #t~nondet5;havoc ~s__state~0;havoc ~s__new_session~0;havoc ~s__server~0;assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647;~s__version~0 := #t~nondet6;havoc #t~nondet6;havoc ~s__type~0;havoc ~s__init_num~0;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;~s__hit~0 := #t~nondet7;havoc #t~nondet7;havoc ~s__rwstate~0;~s__init_buf___0~0 := 1;assume -2147483648 <= #t~nondet8 && #t~nondet8 <= 2147483647;~s__debug~0 := #t~nondet8;havoc #t~nondet8;havoc ~s__shutdown~0;assume -2147483648 <= #t~nondet9 && #t~nondet9 <= 2147483647;~s__cert~0 := #t~nondet9;havoc #t~nondet9;assume -2147483648 <= #t~nondet10 && #t~nondet10 <= 2147483647;~s__options~0 := #t~nondet10;havoc #t~nondet10;assume -2147483648 <= #t~nondet11 && #t~nondet11 <= 2147483647;~s__verify_mode~0 := #t~nondet11;havoc #t~nondet11;assume -2147483648 <= #t~nondet12 && #t~nondet12 <= 2147483647;~s__session__peer~0 := #t~nondet12;havoc #t~nondet12;assume -2147483648 <= #t~nondet13 && #t~nondet13 <= 2147483647;~s__cert__pkeys__AT0__privatekey~0 := #t~nondet13;havoc #t~nondet13;assume -2147483648 <= #t~nondet14 && #t~nondet14 <= 2147483647;~s__ctx__info_callback~0 := #t~nondet14;havoc #t~nondet14;assume -2147483648 <= #t~nondet15 && #t~nondet15 <= 2147483647;~s__ctx__stats__sess_accept_renegotiate~0 := #t~nondet15;havoc #t~nondet15;assume -2147483648 <= #t~nondet16 && #t~nondet16 <= 2147483647;~s__ctx__stats__sess_accept~0 := #t~nondet16;havoc #t~nondet16;assume -2147483648 <= #t~nondet17 && #t~nondet17 <= 2147483647;~s__ctx__stats__sess_accept_good~0 := #t~nondet17;havoc #t~nondet17;havoc ~s__s3__tmp__cert_request~0;havoc ~s__s3__tmp__reuse_message~0;havoc ~s__s3__tmp__use_rsa_tmp~0;assume -2147483648 <= #t~nondet18 && #t~nondet18 <= 2147483647;~s__s3__tmp__new_cipher~0 := #t~nondet18;havoc #t~nondet18;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet19;havoc #t~nondet19;havoc ~s__s3__tmp__next_state___0~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~s__s3__tmp__new_cipher__algo_strength~0 := #t~nondet20;havoc #t~nondet20;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -9223372036854775808 <= #t~nondet21 && #t~nondet21 <= 9223372036854775807;~num1~0 := #t~nondet21;havoc #t~nondet21;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___1~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___2~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___3~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___4~0 := #t~nondet25;havoc #t~nondet25;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___5~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___6~0 := #t~nondet27;havoc #t~nondet27;havoc ~tmp___7~0;assume -9223372036854775808 <= #t~nondet28 && #t~nondet28 <= 9223372036854775807;~tmp___8~0 := #t~nondet28;havoc #t~nondet28;assume -2147483648 <= #t~nondet29 && #t~nondet29 <= 2147483647;~tmp___9~0 := #t~nondet29;havoc #t~nondet29;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp___10~0 := #t~nondet30;havoc #t~nondet30;havoc ~blastFlag~0;havoc ~__cil_tmp55~0;havoc ~__cil_tmp56~0;havoc ~__cil_tmp57~0;havoc ~__cil_tmp58~0;havoc ~__cil_tmp59~0;havoc ~__cil_tmp60~0;havoc ~__cil_tmp61~0;~s__s3__tmp__reuse_message~0 := 0;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet31 && #t~nondet31 <= 2147483647;~tmp~0 := #t~nondet31;havoc #t~nondet31;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {17194#(<= ssl3_accept_~s__state~0 8464)} is VALID [2022-04-28 14:55:03,285 INFO L290 TraceCheckUtils]: 8: Hoare triple {17194#(<= ssl3_accept_~s__state~0 8464)} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {17194#(<= ssl3_accept_~s__state~0 8464)} is VALID [2022-04-28 14:55:03,285 INFO L290 TraceCheckUtils]: 9: Hoare triple {17194#(<= ssl3_accept_~s__state~0 8464)} #t~post32 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post32;havoc #t~post32; {17194#(<= ssl3_accept_~s__state~0 8464)} is VALID [2022-04-28 14:55:03,285 INFO L290 TraceCheckUtils]: 10: Hoare triple {17194#(<= ssl3_accept_~s__state~0 8464)} assume 0 != 12288 + ~tmp___1~0; {17194#(<= ssl3_accept_~s__state~0 8464)} is VALID [2022-04-28 14:55:03,286 INFO L290 TraceCheckUtils]: 11: Hoare triple {17194#(<= ssl3_accept_~s__state~0 8464)} assume 0 != 16384 + ~tmp___2~0; {17194#(<= ssl3_accept_~s__state~0 8464)} is VALID [2022-04-28 14:55:03,286 INFO L290 TraceCheckUtils]: 12: Hoare triple {17194#(<= ssl3_accept_~s__state~0 8464)} assume !(0 == ~s__cert~0); {17194#(<= ssl3_accept_~s__state~0 8464)} is VALID [2022-04-28 14:55:03,286 INFO L290 TraceCheckUtils]: 13: Hoare triple {17194#(<= ssl3_accept_~s__state~0 8464)} assume !false; {17194#(<= ssl3_accept_~s__state~0 8464)} is VALID [2022-04-28 14:55:03,287 INFO L290 TraceCheckUtils]: 14: Hoare triple {17194#(<= ssl3_accept_~s__state~0 8464)} ~state~0 := ~s__state~0; {17194#(<= ssl3_accept_~s__state~0 8464)} is VALID [2022-04-28 14:55:03,287 INFO L290 TraceCheckUtils]: 15: Hoare triple {17194#(<= ssl3_accept_~s__state~0 8464)} assume !(12292 == ~s__state~0); {17194#(<= ssl3_accept_~s__state~0 8464)} is VALID [2022-04-28 14:55:03,287 INFO L290 TraceCheckUtils]: 16: Hoare triple {17194#(<= ssl3_accept_~s__state~0 8464)} assume !(16384 == ~s__state~0); {17194#(<= ssl3_accept_~s__state~0 8464)} is VALID [2022-04-28 14:55:03,287 INFO L290 TraceCheckUtils]: 17: Hoare triple {17194#(<= ssl3_accept_~s__state~0 8464)} assume !(8192 == ~s__state~0); {17194#(<= ssl3_accept_~s__state~0 8464)} is VALID [2022-04-28 14:55:03,288 INFO L290 TraceCheckUtils]: 18: Hoare triple {17194#(<= ssl3_accept_~s__state~0 8464)} assume !(24576 == ~s__state~0); {17194#(<= ssl3_accept_~s__state~0 8464)} is VALID [2022-04-28 14:55:03,288 INFO L290 TraceCheckUtils]: 19: Hoare triple {17194#(<= ssl3_accept_~s__state~0 8464)} assume !(8195 == ~s__state~0); {17194#(<= ssl3_accept_~s__state~0 8464)} is VALID [2022-04-28 14:55:03,288 INFO L290 TraceCheckUtils]: 20: Hoare triple {17194#(<= ssl3_accept_~s__state~0 8464)} assume !(8480 == ~s__state~0); {17194#(<= ssl3_accept_~s__state~0 8464)} is VALID [2022-04-28 14:55:03,288 INFO L290 TraceCheckUtils]: 21: Hoare triple {17194#(<= ssl3_accept_~s__state~0 8464)} assume !(8481 == ~s__state~0); {17194#(<= ssl3_accept_~s__state~0 8464)} is VALID [2022-04-28 14:55:03,295 INFO L290 TraceCheckUtils]: 22: Hoare triple {17194#(<= ssl3_accept_~s__state~0 8464)} assume !(8482 == ~s__state~0); {17194#(<= ssl3_accept_~s__state~0 8464)} is VALID [2022-04-28 14:55:03,295 INFO L290 TraceCheckUtils]: 23: Hoare triple {17194#(<= ssl3_accept_~s__state~0 8464)} assume !(8464 == ~s__state~0); {17194#(<= ssl3_accept_~s__state~0 8464)} is VALID [2022-04-28 14:55:03,296 INFO L290 TraceCheckUtils]: 24: Hoare triple {17194#(<= ssl3_accept_~s__state~0 8464)} assume !(8465 == ~s__state~0); {17194#(<= ssl3_accept_~s__state~0 8464)} is VALID [2022-04-28 14:55:03,296 INFO L290 TraceCheckUtils]: 25: Hoare triple {17194#(<= ssl3_accept_~s__state~0 8464)} assume !(8466 == ~s__state~0); {17194#(<= ssl3_accept_~s__state~0 8464)} is VALID [2022-04-28 14:55:03,297 INFO L290 TraceCheckUtils]: 26: Hoare triple {17194#(<= ssl3_accept_~s__state~0 8464)} assume 8496 == ~s__state~0; {17188#false} is VALID [2022-04-28 14:55:03,297 INFO L290 TraceCheckUtils]: 27: Hoare triple {17188#false} assume -2147483648 <= #t~nondet38 && #t~nondet38 <= 2147483647;~ret~0 := #t~nondet38;havoc #t~nondet38; {17188#false} is VALID [2022-04-28 14:55:03,297 INFO L290 TraceCheckUtils]: 28: Hoare triple {17188#false} assume !(1 == ~blastFlag~0); {17188#false} is VALID [2022-04-28 14:55:03,297 INFO L290 TraceCheckUtils]: 29: Hoare triple {17188#false} assume !(~ret~0 <= 0); {17188#false} is VALID [2022-04-28 14:55:03,297 INFO L290 TraceCheckUtils]: 30: Hoare triple {17188#false} assume !(0 != ~s__hit~0);~s__state~0 := 8512; {17188#false} is VALID [2022-04-28 14:55:03,297 INFO L290 TraceCheckUtils]: 31: Hoare triple {17188#false} ~s__init_num~0 := 0; {17188#false} is VALID [2022-04-28 14:55:03,298 INFO L290 TraceCheckUtils]: 32: Hoare triple {17188#false} assume 0 == ~s__s3__tmp__reuse_message~0; {17188#false} is VALID [2022-04-28 14:55:03,298 INFO L290 TraceCheckUtils]: 33: Hoare triple {17188#false} assume 0 == ~skip~0; {17188#false} is VALID [2022-04-28 14:55:03,298 INFO L290 TraceCheckUtils]: 34: Hoare triple {17188#false} assume -12288 != ~tmp___1~0; {17188#false} is VALID [2022-04-28 14:55:03,298 INFO L290 TraceCheckUtils]: 35: Hoare triple {17188#false} assume 8656 != ~s__state~0; {17188#false} is VALID [2022-04-28 14:55:03,298 INFO L290 TraceCheckUtils]: 36: Hoare triple {17188#false} assume -16384 != ~tmp___2~0; {17188#false} is VALID [2022-04-28 14:55:03,298 INFO L290 TraceCheckUtils]: 37: Hoare triple {17188#false} assume 8496 == ~state~0; {17188#false} is VALID [2022-04-28 14:55:03,298 INFO L290 TraceCheckUtils]: 38: Hoare triple {17188#false} assume !false; {17188#false} is VALID [2022-04-28 14:55:03,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-28 14:55:03,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 14:55:03,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653100373] [2022-04-28 14:55:03,298 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1653100373] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 14:55:03,299 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 14:55:03,299 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-28 14:55:03,299 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 14:55:03,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [343997524] [2022-04-28 14:55:03,299 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [343997524] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 14:55:03,299 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 14:55:03,299 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-28 14:55:03,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329134992] [2022-04-28 14:55:03,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 14:55:03,299 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 39 [2022-04-28 14:55:03,299 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 14:55:03,300 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:03,319 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 39 edges. 39 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:55:03,319 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-28 14:55:03,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 14:55:03,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-28 14:55:03,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-28 14:55:03,320 INFO L87 Difference]: Start difference. First operand 707 states and 1012 transitions. Second operand has 6 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:05,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:55:05,700 INFO L93 Difference]: Finished difference Result 1645 states and 2434 transitions. [2022-04-28 14:55:05,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-28 14:55:05,701 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 39 [2022-04-28 14:55:05,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 14:55:05,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:05,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 534 transitions. [2022-04-28 14:55:05,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:05,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 534 transitions. [2022-04-28 14:55:05,706 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 534 transitions. [2022-04-28 14:55:06,057 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 534 edges. 534 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:55:06,107 INFO L225 Difference]: With dead ends: 1645 [2022-04-28 14:55:06,107 INFO L226 Difference]: Without dead ends: 905 [2022-04-28 14:55:06,108 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-04-28 14:55:06,109 INFO L413 NwaCegarLoop]: 181 mSDtfsCounter, 648 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 452 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 648 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 452 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-28 14:55:06,109 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [648 Valid, 198 Invalid, 500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 452 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-28 14:55:06,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 905 states. [2022-04-28 14:55:07,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 905 to 889. [2022-04-28 14:55:07,479 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 14:55:07,480 INFO L82 GeneralOperation]: Start isEquivalent. First operand 905 states. Second operand has 889 states, 884 states have (on average 1.407239819004525) internal successors, (1244), 884 states have internal predecessors, (1244), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:07,481 INFO L74 IsIncluded]: Start isIncluded. First operand 905 states. Second operand has 889 states, 884 states have (on average 1.407239819004525) internal successors, (1244), 884 states have internal predecessors, (1244), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:07,482 INFO L87 Difference]: Start difference. First operand 905 states. Second operand has 889 states, 884 states have (on average 1.407239819004525) internal successors, (1244), 884 states have internal predecessors, (1244), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:07,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:55:07,508 INFO L93 Difference]: Finished difference Result 905 states and 1265 transitions. [2022-04-28 14:55:07,508 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1265 transitions. [2022-04-28 14:55:07,509 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 14:55:07,509 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 14:55:07,510 INFO L74 IsIncluded]: Start isIncluded. First operand has 889 states, 884 states have (on average 1.407239819004525) internal successors, (1244), 884 states have internal predecessors, (1244), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 905 states. [2022-04-28 14:55:07,511 INFO L87 Difference]: Start difference. First operand has 889 states, 884 states have (on average 1.407239819004525) internal successors, (1244), 884 states have internal predecessors, (1244), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 905 states. [2022-04-28 14:55:07,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:55:07,537 INFO L93 Difference]: Finished difference Result 905 states and 1265 transitions. [2022-04-28 14:55:07,537 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1265 transitions. [2022-04-28 14:55:07,538 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 14:55:07,539 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 14:55:07,539 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 14:55:07,539 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 14:55:07,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 889 states, 884 states have (on average 1.407239819004525) internal successors, (1244), 884 states have internal predecessors, (1244), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:07,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 889 states and 1248 transitions. [2022-04-28 14:55:07,575 INFO L78 Accepts]: Start accepts. Automaton has 889 states and 1248 transitions. Word has length 39 [2022-04-28 14:55:07,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 14:55:07,575 INFO L495 AbstractCegarLoop]: Abstraction has 889 states and 1248 transitions. [2022-04-28 14:55:07,575 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:07,575 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 889 states and 1248 transitions. [2022-04-28 14:55:08,587 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1248 edges. 1248 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:55:08,587 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1248 transitions. [2022-04-28 14:55:08,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-04-28 14:55:08,588 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 14:55:08,589 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-28 14:55:08,589 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-04-28 14:55:08,589 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 14:55:08,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 14:55:08,589 INFO L85 PathProgramCache]: Analyzing trace with hash 943214065, now seen corresponding path program 1 times [2022-04-28 14:55:08,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 14:55:08,589 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [2064406276] [2022-04-28 14:55:08,613 INFO L97 AcceleratorQvasr]: Qvasr could not accelerate loop because java.lang.UnsupportedOperationException: Cannot deal with arrays. [2022-04-28 14:55:08,613 INFO L274 tedInterpolationCore]: Could not compute an accelerate. [2022-04-28 14:55:08,613 INFO L85 PathProgramCache]: Analyzing trace with hash 943214065, now seen corresponding path program 2 times [2022-04-28 14:55:08,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 14:55:08,614 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746845940] [2022-04-28 14:55:08,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 14:55:08,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 14:55:08,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 14:55:08,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-28 14:55:08,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 14:55:08,680 INFO L290 TraceCheckUtils]: 0: Hoare triple {24088#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3); {24082#true} is VALID [2022-04-28 14:55:08,680 INFO L290 TraceCheckUtils]: 1: Hoare triple {24082#true} assume true; {24082#true} is VALID [2022-04-28 14:55:08,680 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {24082#true} {24082#true} #665#return; {24082#true} is VALID [2022-04-28 14:55:08,682 INFO L272 TraceCheckUtils]: 0: Hoare triple {24082#true} call ULTIMATE.init(); {24088#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-28 14:55:08,682 INFO L290 TraceCheckUtils]: 1: Hoare triple {24088#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3); {24082#true} is VALID [2022-04-28 14:55:08,682 INFO L290 TraceCheckUtils]: 2: Hoare triple {24082#true} assume true; {24082#true} is VALID [2022-04-28 14:55:08,682 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {24082#true} {24082#true} #665#return; {24082#true} is VALID [2022-04-28 14:55:08,682 INFO L272 TraceCheckUtils]: 4: Hoare triple {24082#true} call #t~ret54 := main(); {24082#true} is VALID [2022-04-28 14:55:08,682 INFO L290 TraceCheckUtils]: 5: Hoare triple {24082#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {24082#true} is VALID [2022-04-28 14:55:08,682 INFO L272 TraceCheckUtils]: 6: Hoare triple {24082#true} call #t~ret53 := ssl3_accept(~s~0); {24082#true} is VALID [2022-04-28 14:55:08,683 INFO L290 TraceCheckUtils]: 7: Hoare triple {24082#true} ~initial_state := #in~initial_state;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~s__info_callback~0 := #t~nondet4;havoc #t~nondet4;assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~s__in_handshake~0 := #t~nondet5;havoc #t~nondet5;havoc ~s__state~0;havoc ~s__new_session~0;havoc ~s__server~0;assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647;~s__version~0 := #t~nondet6;havoc #t~nondet6;havoc ~s__type~0;havoc ~s__init_num~0;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;~s__hit~0 := #t~nondet7;havoc #t~nondet7;havoc ~s__rwstate~0;~s__init_buf___0~0 := 1;assume -2147483648 <= #t~nondet8 && #t~nondet8 <= 2147483647;~s__debug~0 := #t~nondet8;havoc #t~nondet8;havoc ~s__shutdown~0;assume -2147483648 <= #t~nondet9 && #t~nondet9 <= 2147483647;~s__cert~0 := #t~nondet9;havoc #t~nondet9;assume -2147483648 <= #t~nondet10 && #t~nondet10 <= 2147483647;~s__options~0 := #t~nondet10;havoc #t~nondet10;assume -2147483648 <= #t~nondet11 && #t~nondet11 <= 2147483647;~s__verify_mode~0 := #t~nondet11;havoc #t~nondet11;assume -2147483648 <= #t~nondet12 && #t~nondet12 <= 2147483647;~s__session__peer~0 := #t~nondet12;havoc #t~nondet12;assume -2147483648 <= #t~nondet13 && #t~nondet13 <= 2147483647;~s__cert__pkeys__AT0__privatekey~0 := #t~nondet13;havoc #t~nondet13;assume -2147483648 <= #t~nondet14 && #t~nondet14 <= 2147483647;~s__ctx__info_callback~0 := #t~nondet14;havoc #t~nondet14;assume -2147483648 <= #t~nondet15 && #t~nondet15 <= 2147483647;~s__ctx__stats__sess_accept_renegotiate~0 := #t~nondet15;havoc #t~nondet15;assume -2147483648 <= #t~nondet16 && #t~nondet16 <= 2147483647;~s__ctx__stats__sess_accept~0 := #t~nondet16;havoc #t~nondet16;assume -2147483648 <= #t~nondet17 && #t~nondet17 <= 2147483647;~s__ctx__stats__sess_accept_good~0 := #t~nondet17;havoc #t~nondet17;havoc ~s__s3__tmp__cert_request~0;havoc ~s__s3__tmp__reuse_message~0;havoc ~s__s3__tmp__use_rsa_tmp~0;assume -2147483648 <= #t~nondet18 && #t~nondet18 <= 2147483647;~s__s3__tmp__new_cipher~0 := #t~nondet18;havoc #t~nondet18;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet19;havoc #t~nondet19;havoc ~s__s3__tmp__next_state___0~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~s__s3__tmp__new_cipher__algo_strength~0 := #t~nondet20;havoc #t~nondet20;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -9223372036854775808 <= #t~nondet21 && #t~nondet21 <= 9223372036854775807;~num1~0 := #t~nondet21;havoc #t~nondet21;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___1~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___2~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___3~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___4~0 := #t~nondet25;havoc #t~nondet25;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___5~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___6~0 := #t~nondet27;havoc #t~nondet27;havoc ~tmp___7~0;assume -9223372036854775808 <= #t~nondet28 && #t~nondet28 <= 9223372036854775807;~tmp___8~0 := #t~nondet28;havoc #t~nondet28;assume -2147483648 <= #t~nondet29 && #t~nondet29 <= 2147483647;~tmp___9~0 := #t~nondet29;havoc #t~nondet29;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp___10~0 := #t~nondet30;havoc #t~nondet30;havoc ~blastFlag~0;havoc ~__cil_tmp55~0;havoc ~__cil_tmp56~0;havoc ~__cil_tmp57~0;havoc ~__cil_tmp58~0;havoc ~__cil_tmp59~0;havoc ~__cil_tmp60~0;havoc ~__cil_tmp61~0;~s__s3__tmp__reuse_message~0 := 0;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet31 && #t~nondet31 <= 2147483647;~tmp~0 := #t~nondet31;havoc #t~nondet31;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} is VALID [2022-04-28 14:55:08,683 INFO L290 TraceCheckUtils]: 8: Hoare triple {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} is VALID [2022-04-28 14:55:08,683 INFO L290 TraceCheckUtils]: 9: Hoare triple {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} #t~post32 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post32;havoc #t~post32; {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} is VALID [2022-04-28 14:55:08,684 INFO L290 TraceCheckUtils]: 10: Hoare triple {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} assume 0 != 12288 + ~tmp___1~0; {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} is VALID [2022-04-28 14:55:08,684 INFO L290 TraceCheckUtils]: 11: Hoare triple {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} assume 0 != 16384 + ~tmp___2~0; {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} is VALID [2022-04-28 14:55:08,684 INFO L290 TraceCheckUtils]: 12: Hoare triple {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} assume !(0 == ~s__cert~0); {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} is VALID [2022-04-28 14:55:08,684 INFO L290 TraceCheckUtils]: 13: Hoare triple {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} assume !false; {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} is VALID [2022-04-28 14:55:08,685 INFO L290 TraceCheckUtils]: 14: Hoare triple {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} ~state~0 := ~s__state~0; {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} is VALID [2022-04-28 14:55:08,685 INFO L290 TraceCheckUtils]: 15: Hoare triple {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} assume !(12292 == ~s__state~0); {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} is VALID [2022-04-28 14:55:08,685 INFO L290 TraceCheckUtils]: 16: Hoare triple {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} assume !(16384 == ~s__state~0); {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} is VALID [2022-04-28 14:55:08,685 INFO L290 TraceCheckUtils]: 17: Hoare triple {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} assume !(8192 == ~s__state~0); {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} is VALID [2022-04-28 14:55:08,686 INFO L290 TraceCheckUtils]: 18: Hoare triple {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} assume !(24576 == ~s__state~0); {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} is VALID [2022-04-28 14:55:08,686 INFO L290 TraceCheckUtils]: 19: Hoare triple {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} assume !(8195 == ~s__state~0); {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} is VALID [2022-04-28 14:55:08,686 INFO L290 TraceCheckUtils]: 20: Hoare triple {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} assume !(8480 == ~s__state~0); {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} is VALID [2022-04-28 14:55:08,686 INFO L290 TraceCheckUtils]: 21: Hoare triple {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} assume !(8481 == ~s__state~0); {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} is VALID [2022-04-28 14:55:08,687 INFO L290 TraceCheckUtils]: 22: Hoare triple {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} assume !(8482 == ~s__state~0); {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} is VALID [2022-04-28 14:55:08,687 INFO L290 TraceCheckUtils]: 23: Hoare triple {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} assume 8464 == ~s__state~0; {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} is VALID [2022-04-28 14:55:08,687 INFO L290 TraceCheckUtils]: 24: Hoare triple {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} ~s__shutdown~0 := 0;assume -2147483648 <= #t~nondet37 && #t~nondet37 <= 2147483647;~ret~0 := #t~nondet37;havoc #t~nondet37; {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} is VALID [2022-04-28 14:55:08,688 INFO L290 TraceCheckUtils]: 25: Hoare triple {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} assume 0 == ~blastFlag~0;~blastFlag~0 := 1; {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} is VALID [2022-04-28 14:55:08,688 INFO L290 TraceCheckUtils]: 26: Hoare triple {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} assume !(~ret~0 <= 0);~got_new_session~0 := 1;~s__state~0 := 8496;~s__init_num~0 := 0; {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} is VALID [2022-04-28 14:55:08,688 INFO L290 TraceCheckUtils]: 27: Hoare triple {24087#(= ssl3_accept_~s__s3__tmp__reuse_message~0 0)} assume !(0 == ~s__s3__tmp__reuse_message~0); {24083#false} is VALID [2022-04-28 14:55:08,688 INFO L290 TraceCheckUtils]: 28: Hoare triple {24083#false} ~skip~0 := 0; {24083#false} is VALID [2022-04-28 14:55:08,688 INFO L290 TraceCheckUtils]: 29: Hoare triple {24083#false} assume !false; {24083#false} is VALID [2022-04-28 14:55:08,688 INFO L290 TraceCheckUtils]: 30: Hoare triple {24083#false} ~state~0 := ~s__state~0; {24083#false} is VALID [2022-04-28 14:55:08,688 INFO L290 TraceCheckUtils]: 31: Hoare triple {24083#false} assume !(12292 == ~s__state~0); {24083#false} is VALID [2022-04-28 14:55:08,688 INFO L290 TraceCheckUtils]: 32: Hoare triple {24083#false} assume !(16384 == ~s__state~0); {24083#false} is VALID [2022-04-28 14:55:08,689 INFO L290 TraceCheckUtils]: 33: Hoare triple {24083#false} assume !(8192 == ~s__state~0); {24083#false} is VALID [2022-04-28 14:55:08,689 INFO L290 TraceCheckUtils]: 34: Hoare triple {24083#false} assume !(24576 == ~s__state~0); {24083#false} is VALID [2022-04-28 14:55:08,689 INFO L290 TraceCheckUtils]: 35: Hoare triple {24083#false} assume !(8195 == ~s__state~0); {24083#false} is VALID [2022-04-28 14:55:08,689 INFO L290 TraceCheckUtils]: 36: Hoare triple {24083#false} assume !(8480 == ~s__state~0); {24083#false} is VALID [2022-04-28 14:55:08,689 INFO L290 TraceCheckUtils]: 37: Hoare triple {24083#false} assume !(8481 == ~s__state~0); {24083#false} is VALID [2022-04-28 14:55:08,689 INFO L290 TraceCheckUtils]: 38: Hoare triple {24083#false} assume !(8482 == ~s__state~0); {24083#false} is VALID [2022-04-28 14:55:08,689 INFO L290 TraceCheckUtils]: 39: Hoare triple {24083#false} assume !(8464 == ~s__state~0); {24083#false} is VALID [2022-04-28 14:55:08,689 INFO L290 TraceCheckUtils]: 40: Hoare triple {24083#false} assume !(8465 == ~s__state~0); {24083#false} is VALID [2022-04-28 14:55:08,689 INFO L290 TraceCheckUtils]: 41: Hoare triple {24083#false} assume !(8466 == ~s__state~0); {24083#false} is VALID [2022-04-28 14:55:08,689 INFO L290 TraceCheckUtils]: 42: Hoare triple {24083#false} assume 8496 == ~s__state~0; {24083#false} is VALID [2022-04-28 14:55:08,689 INFO L290 TraceCheckUtils]: 43: Hoare triple {24083#false} assume -2147483648 <= #t~nondet38 && #t~nondet38 <= 2147483647;~ret~0 := #t~nondet38;havoc #t~nondet38; {24083#false} is VALID [2022-04-28 14:55:08,689 INFO L290 TraceCheckUtils]: 44: Hoare triple {24083#false} assume 1 == ~blastFlag~0;~blastFlag~0 := 2; {24083#false} is VALID [2022-04-28 14:55:08,689 INFO L290 TraceCheckUtils]: 45: Hoare triple {24083#false} assume !(~ret~0 <= 0); {24083#false} is VALID [2022-04-28 14:55:08,689 INFO L290 TraceCheckUtils]: 46: Hoare triple {24083#false} assume !(0 != ~s__hit~0);~s__state~0 := 8512; {24083#false} is VALID [2022-04-28 14:55:08,689 INFO L290 TraceCheckUtils]: 47: Hoare triple {24083#false} ~s__init_num~0 := 0; {24083#false} is VALID [2022-04-28 14:55:08,690 INFO L290 TraceCheckUtils]: 48: Hoare triple {24083#false} assume 0 == ~s__s3__tmp__reuse_message~0; {24083#false} is VALID [2022-04-28 14:55:08,690 INFO L290 TraceCheckUtils]: 49: Hoare triple {24083#false} assume 0 == ~skip~0; {24083#false} is VALID [2022-04-28 14:55:08,690 INFO L290 TraceCheckUtils]: 50: Hoare triple {24083#false} assume -12288 != ~tmp___1~0; {24083#false} is VALID [2022-04-28 14:55:08,690 INFO L290 TraceCheckUtils]: 51: Hoare triple {24083#false} assume 8656 != ~s__state~0; {24083#false} is VALID [2022-04-28 14:55:08,690 INFO L290 TraceCheckUtils]: 52: Hoare triple {24083#false} assume -16384 != ~tmp___2~0; {24083#false} is VALID [2022-04-28 14:55:08,690 INFO L290 TraceCheckUtils]: 53: Hoare triple {24083#false} assume 8496 == ~state~0; {24083#false} is VALID [2022-04-28 14:55:08,690 INFO L290 TraceCheckUtils]: 54: Hoare triple {24083#false} assume !false; {24083#false} is VALID [2022-04-28 14:55:08,690 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-28 14:55:08,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 14:55:08,690 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746845940] [2022-04-28 14:55:08,691 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [746845940] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 14:55:08,691 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 14:55:08,691 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-28 14:55:08,691 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 14:55:08,691 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [2064406276] [2022-04-28 14:55:08,691 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [2064406276] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 14:55:08,691 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 14:55:08,691 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-28 14:55:08,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492652069] [2022-04-28 14:55:08,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 14:55:08,691 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 55 [2022-04-28 14:55:08,692 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 14:55:08,692 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:08,719 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 55 edges. 55 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:55:08,719 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-28 14:55:08,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 14:55:08,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-28 14:55:08,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-28 14:55:08,720 INFO L87 Difference]: Start difference. First operand 889 states and 1248 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:10,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:55:10,338 INFO L93 Difference]: Finished difference Result 1763 states and 2477 transitions. [2022-04-28 14:55:10,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-28 14:55:10,338 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 55 [2022-04-28 14:55:10,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 14:55:10,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:10,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 426 transitions. [2022-04-28 14:55:10,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:10,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 426 transitions. [2022-04-28 14:55:10,344 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 4 states and 426 transitions. [2022-04-28 14:55:10,595 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 426 edges. 426 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:55:10,633 INFO L225 Difference]: With dead ends: 1763 [2022-04-28 14:55:10,633 INFO L226 Difference]: Without dead ends: 889 [2022-04-28 14:55:10,634 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-28 14:55:10,635 INFO L413 NwaCegarLoop]: 220 mSDtfsCounter, 409 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 409 SdHoareTripleChecker+Valid, 227 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-28 14:55:10,635 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [409 Valid, 227 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-28 14:55:10,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 889 states. [2022-04-28 14:55:11,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 889 to 889. [2022-04-28 14:55:11,972 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 14:55:11,974 INFO L82 GeneralOperation]: Start isEquivalent. First operand 889 states. Second operand has 889 states, 884 states have (on average 1.3891402714932126) internal successors, (1228), 884 states have internal predecessors, (1228), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:11,975 INFO L74 IsIncluded]: Start isIncluded. First operand 889 states. Second operand has 889 states, 884 states have (on average 1.3891402714932126) internal successors, (1228), 884 states have internal predecessors, (1228), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:11,987 INFO L87 Difference]: Start difference. First operand 889 states. Second operand has 889 states, 884 states have (on average 1.3891402714932126) internal successors, (1228), 884 states have internal predecessors, (1228), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:12,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:55:12,010 INFO L93 Difference]: Finished difference Result 889 states and 1232 transitions. [2022-04-28 14:55:12,010 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1232 transitions. [2022-04-28 14:55:12,011 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 14:55:12,011 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 14:55:12,012 INFO L74 IsIncluded]: Start isIncluded. First operand has 889 states, 884 states have (on average 1.3891402714932126) internal successors, (1228), 884 states have internal predecessors, (1228), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 889 states. [2022-04-28 14:55:12,013 INFO L87 Difference]: Start difference. First operand has 889 states, 884 states have (on average 1.3891402714932126) internal successors, (1228), 884 states have internal predecessors, (1228), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 889 states. [2022-04-28 14:55:12,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:55:12,036 INFO L93 Difference]: Finished difference Result 889 states and 1232 transitions. [2022-04-28 14:55:12,036 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1232 transitions. [2022-04-28 14:55:12,037 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 14:55:12,037 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 14:55:12,037 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 14:55:12,037 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 14:55:12,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 889 states, 884 states have (on average 1.3891402714932126) internal successors, (1228), 884 states have internal predecessors, (1228), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:12,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 889 states and 1232 transitions. [2022-04-28 14:55:12,073 INFO L78 Accepts]: Start accepts. Automaton has 889 states and 1232 transitions. Word has length 55 [2022-04-28 14:55:12,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 14:55:12,073 INFO L495 AbstractCegarLoop]: Abstraction has 889 states and 1232 transitions. [2022-04-28 14:55:12,073 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:12,073 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 889 states and 1232 transitions. [2022-04-28 14:55:13,091 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1232 edges. 1232 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:55:13,091 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1232 transitions. [2022-04-28 14:55:13,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-04-28 14:55:13,092 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 14:55:13,092 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-28 14:55:13,092 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-04-28 14:55:13,093 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 14:55:13,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 14:55:13,093 INFO L85 PathProgramCache]: Analyzing trace with hash -2143316310, now seen corresponding path program 1 times [2022-04-28 14:55:13,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 14:55:13,093 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1562783243] [2022-04-28 14:55:13,107 INFO L97 AcceleratorQvasr]: Qvasr could not accelerate loop because java.lang.UnsupportedOperationException: Cannot deal with arrays. [2022-04-28 14:55:13,108 INFO L274 tedInterpolationCore]: Could not compute an accelerate. [2022-04-28 14:55:13,108 INFO L85 PathProgramCache]: Analyzing trace with hash -2143316310, now seen corresponding path program 2 times [2022-04-28 14:55:13,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 14:55:13,108 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646572721] [2022-04-28 14:55:13,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 14:55:13,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 14:55:13,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 14:55:13,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-28 14:55:13,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 14:55:13,149 INFO L290 TraceCheckUtils]: 0: Hoare triple {31181#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3); {31175#true} is VALID [2022-04-28 14:55:13,149 INFO L290 TraceCheckUtils]: 1: Hoare triple {31175#true} assume true; {31175#true} is VALID [2022-04-28 14:55:13,149 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {31175#true} {31175#true} #665#return; {31175#true} is VALID [2022-04-28 14:55:13,150 INFO L272 TraceCheckUtils]: 0: Hoare triple {31175#true} call ULTIMATE.init(); {31181#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-28 14:55:13,150 INFO L290 TraceCheckUtils]: 1: Hoare triple {31181#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3); {31175#true} is VALID [2022-04-28 14:55:13,150 INFO L290 TraceCheckUtils]: 2: Hoare triple {31175#true} assume true; {31175#true} is VALID [2022-04-28 14:55:13,150 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {31175#true} {31175#true} #665#return; {31175#true} is VALID [2022-04-28 14:55:13,150 INFO L272 TraceCheckUtils]: 4: Hoare triple {31175#true} call #t~ret54 := main(); {31175#true} is VALID [2022-04-28 14:55:13,150 INFO L290 TraceCheckUtils]: 5: Hoare triple {31175#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {31175#true} is VALID [2022-04-28 14:55:13,150 INFO L272 TraceCheckUtils]: 6: Hoare triple {31175#true} call #t~ret53 := ssl3_accept(~s~0); {31175#true} is VALID [2022-04-28 14:55:13,151 INFO L290 TraceCheckUtils]: 7: Hoare triple {31175#true} ~initial_state := #in~initial_state;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~s__info_callback~0 := #t~nondet4;havoc #t~nondet4;assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~s__in_handshake~0 := #t~nondet5;havoc #t~nondet5;havoc ~s__state~0;havoc ~s__new_session~0;havoc ~s__server~0;assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647;~s__version~0 := #t~nondet6;havoc #t~nondet6;havoc ~s__type~0;havoc ~s__init_num~0;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;~s__hit~0 := #t~nondet7;havoc #t~nondet7;havoc ~s__rwstate~0;~s__init_buf___0~0 := 1;assume -2147483648 <= #t~nondet8 && #t~nondet8 <= 2147483647;~s__debug~0 := #t~nondet8;havoc #t~nondet8;havoc ~s__shutdown~0;assume -2147483648 <= #t~nondet9 && #t~nondet9 <= 2147483647;~s__cert~0 := #t~nondet9;havoc #t~nondet9;assume -2147483648 <= #t~nondet10 && #t~nondet10 <= 2147483647;~s__options~0 := #t~nondet10;havoc #t~nondet10;assume -2147483648 <= #t~nondet11 && #t~nondet11 <= 2147483647;~s__verify_mode~0 := #t~nondet11;havoc #t~nondet11;assume -2147483648 <= #t~nondet12 && #t~nondet12 <= 2147483647;~s__session__peer~0 := #t~nondet12;havoc #t~nondet12;assume -2147483648 <= #t~nondet13 && #t~nondet13 <= 2147483647;~s__cert__pkeys__AT0__privatekey~0 := #t~nondet13;havoc #t~nondet13;assume -2147483648 <= #t~nondet14 && #t~nondet14 <= 2147483647;~s__ctx__info_callback~0 := #t~nondet14;havoc #t~nondet14;assume -2147483648 <= #t~nondet15 && #t~nondet15 <= 2147483647;~s__ctx__stats__sess_accept_renegotiate~0 := #t~nondet15;havoc #t~nondet15;assume -2147483648 <= #t~nondet16 && #t~nondet16 <= 2147483647;~s__ctx__stats__sess_accept~0 := #t~nondet16;havoc #t~nondet16;assume -2147483648 <= #t~nondet17 && #t~nondet17 <= 2147483647;~s__ctx__stats__sess_accept_good~0 := #t~nondet17;havoc #t~nondet17;havoc ~s__s3__tmp__cert_request~0;havoc ~s__s3__tmp__reuse_message~0;havoc ~s__s3__tmp__use_rsa_tmp~0;assume -2147483648 <= #t~nondet18 && #t~nondet18 <= 2147483647;~s__s3__tmp__new_cipher~0 := #t~nondet18;havoc #t~nondet18;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet19;havoc #t~nondet19;havoc ~s__s3__tmp__next_state___0~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~s__s3__tmp__new_cipher__algo_strength~0 := #t~nondet20;havoc #t~nondet20;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -9223372036854775808 <= #t~nondet21 && #t~nondet21 <= 9223372036854775807;~num1~0 := #t~nondet21;havoc #t~nondet21;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___1~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___2~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___3~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___4~0 := #t~nondet25;havoc #t~nondet25;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___5~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___6~0 := #t~nondet27;havoc #t~nondet27;havoc ~tmp___7~0;assume -9223372036854775808 <= #t~nondet28 && #t~nondet28 <= 9223372036854775807;~tmp___8~0 := #t~nondet28;havoc #t~nondet28;assume -2147483648 <= #t~nondet29 && #t~nondet29 <= 2147483647;~tmp___9~0 := #t~nondet29;havoc #t~nondet29;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp___10~0 := #t~nondet30;havoc #t~nondet30;havoc ~blastFlag~0;havoc ~__cil_tmp55~0;havoc ~__cil_tmp56~0;havoc ~__cil_tmp57~0;havoc ~__cil_tmp58~0;havoc ~__cil_tmp59~0;havoc ~__cil_tmp60~0;havoc ~__cil_tmp61~0;~s__s3__tmp__reuse_message~0 := 0;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet31 && #t~nondet31 <= 2147483647;~tmp~0 := #t~nondet31;havoc #t~nondet31;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {31180#(= ssl3_accept_~skip~0 0)} is VALID [2022-04-28 14:55:13,151 INFO L290 TraceCheckUtils]: 8: Hoare triple {31180#(= ssl3_accept_~skip~0 0)} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {31180#(= ssl3_accept_~skip~0 0)} is VALID [2022-04-28 14:55:13,151 INFO L290 TraceCheckUtils]: 9: Hoare triple {31180#(= ssl3_accept_~skip~0 0)} #t~post32 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post32;havoc #t~post32; {31180#(= ssl3_accept_~skip~0 0)} is VALID [2022-04-28 14:55:13,151 INFO L290 TraceCheckUtils]: 10: Hoare triple {31180#(= ssl3_accept_~skip~0 0)} assume 0 != 12288 + ~tmp___1~0; {31180#(= ssl3_accept_~skip~0 0)} is VALID [2022-04-28 14:55:13,152 INFO L290 TraceCheckUtils]: 11: Hoare triple {31180#(= ssl3_accept_~skip~0 0)} assume 0 != 16384 + ~tmp___2~0; {31180#(= ssl3_accept_~skip~0 0)} is VALID [2022-04-28 14:55:13,152 INFO L290 TraceCheckUtils]: 12: Hoare triple {31180#(= ssl3_accept_~skip~0 0)} assume !(0 == ~s__cert~0); {31180#(= ssl3_accept_~skip~0 0)} is VALID [2022-04-28 14:55:13,152 INFO L290 TraceCheckUtils]: 13: Hoare triple {31180#(= ssl3_accept_~skip~0 0)} assume !false; {31180#(= ssl3_accept_~skip~0 0)} is VALID [2022-04-28 14:55:13,152 INFO L290 TraceCheckUtils]: 14: Hoare triple {31180#(= ssl3_accept_~skip~0 0)} ~state~0 := ~s__state~0; {31180#(= ssl3_accept_~skip~0 0)} is VALID [2022-04-28 14:55:13,153 INFO L290 TraceCheckUtils]: 15: Hoare triple {31180#(= ssl3_accept_~skip~0 0)} assume !(12292 == ~s__state~0); {31180#(= ssl3_accept_~skip~0 0)} is VALID [2022-04-28 14:55:13,153 INFO L290 TraceCheckUtils]: 16: Hoare triple {31180#(= ssl3_accept_~skip~0 0)} assume !(16384 == ~s__state~0); {31180#(= ssl3_accept_~skip~0 0)} is VALID [2022-04-28 14:55:13,153 INFO L290 TraceCheckUtils]: 17: Hoare triple {31180#(= ssl3_accept_~skip~0 0)} assume !(8192 == ~s__state~0); {31180#(= ssl3_accept_~skip~0 0)} is VALID [2022-04-28 14:55:13,153 INFO L290 TraceCheckUtils]: 18: Hoare triple {31180#(= ssl3_accept_~skip~0 0)} assume !(24576 == ~s__state~0); {31180#(= ssl3_accept_~skip~0 0)} is VALID [2022-04-28 14:55:13,153 INFO L290 TraceCheckUtils]: 19: Hoare triple {31180#(= ssl3_accept_~skip~0 0)} assume !(8195 == ~s__state~0); {31180#(= ssl3_accept_~skip~0 0)} is VALID [2022-04-28 14:55:13,154 INFO L290 TraceCheckUtils]: 20: Hoare triple {31180#(= ssl3_accept_~skip~0 0)} assume !(8480 == ~s__state~0); {31180#(= ssl3_accept_~skip~0 0)} is VALID [2022-04-28 14:55:13,154 INFO L290 TraceCheckUtils]: 21: Hoare triple {31180#(= ssl3_accept_~skip~0 0)} assume !(8481 == ~s__state~0); {31180#(= ssl3_accept_~skip~0 0)} is VALID [2022-04-28 14:55:13,154 INFO L290 TraceCheckUtils]: 22: Hoare triple {31180#(= ssl3_accept_~skip~0 0)} assume !(8482 == ~s__state~0); {31180#(= ssl3_accept_~skip~0 0)} is VALID [2022-04-28 14:55:13,154 INFO L290 TraceCheckUtils]: 23: Hoare triple {31180#(= ssl3_accept_~skip~0 0)} assume 8464 == ~s__state~0; {31180#(= ssl3_accept_~skip~0 0)} is VALID [2022-04-28 14:55:13,155 INFO L290 TraceCheckUtils]: 24: Hoare triple {31180#(= ssl3_accept_~skip~0 0)} ~s__shutdown~0 := 0;assume -2147483648 <= #t~nondet37 && #t~nondet37 <= 2147483647;~ret~0 := #t~nondet37;havoc #t~nondet37; {31180#(= ssl3_accept_~skip~0 0)} is VALID [2022-04-28 14:55:13,155 INFO L290 TraceCheckUtils]: 25: Hoare triple {31180#(= ssl3_accept_~skip~0 0)} assume 0 == ~blastFlag~0;~blastFlag~0 := 1; {31180#(= ssl3_accept_~skip~0 0)} is VALID [2022-04-28 14:55:13,155 INFO L290 TraceCheckUtils]: 26: Hoare triple {31180#(= ssl3_accept_~skip~0 0)} assume !(~ret~0 <= 0);~got_new_session~0 := 1;~s__state~0 := 8496;~s__init_num~0 := 0; {31180#(= ssl3_accept_~skip~0 0)} is VALID [2022-04-28 14:55:13,155 INFO L290 TraceCheckUtils]: 27: Hoare triple {31180#(= ssl3_accept_~skip~0 0)} assume 0 == ~s__s3__tmp__reuse_message~0; {31180#(= ssl3_accept_~skip~0 0)} is VALID [2022-04-28 14:55:13,156 INFO L290 TraceCheckUtils]: 28: Hoare triple {31180#(= ssl3_accept_~skip~0 0)} assume !(0 == ~skip~0); {31176#false} is VALID [2022-04-28 14:55:13,156 INFO L290 TraceCheckUtils]: 29: Hoare triple {31176#false} ~skip~0 := 0; {31176#false} is VALID [2022-04-28 14:55:13,156 INFO L290 TraceCheckUtils]: 30: Hoare triple {31176#false} assume !false; {31176#false} is VALID [2022-04-28 14:55:13,156 INFO L290 TraceCheckUtils]: 31: Hoare triple {31176#false} ~state~0 := ~s__state~0; {31176#false} is VALID [2022-04-28 14:55:13,156 INFO L290 TraceCheckUtils]: 32: Hoare triple {31176#false} assume !(12292 == ~s__state~0); {31176#false} is VALID [2022-04-28 14:55:13,156 INFO L290 TraceCheckUtils]: 33: Hoare triple {31176#false} assume !(16384 == ~s__state~0); {31176#false} is VALID [2022-04-28 14:55:13,156 INFO L290 TraceCheckUtils]: 34: Hoare triple {31176#false} assume !(8192 == ~s__state~0); {31176#false} is VALID [2022-04-28 14:55:13,156 INFO L290 TraceCheckUtils]: 35: Hoare triple {31176#false} assume !(24576 == ~s__state~0); {31176#false} is VALID [2022-04-28 14:55:13,156 INFO L290 TraceCheckUtils]: 36: Hoare triple {31176#false} assume !(8195 == ~s__state~0); {31176#false} is VALID [2022-04-28 14:55:13,156 INFO L290 TraceCheckUtils]: 37: Hoare triple {31176#false} assume !(8480 == ~s__state~0); {31176#false} is VALID [2022-04-28 14:55:13,156 INFO L290 TraceCheckUtils]: 38: Hoare triple {31176#false} assume !(8481 == ~s__state~0); {31176#false} is VALID [2022-04-28 14:55:13,156 INFO L290 TraceCheckUtils]: 39: Hoare triple {31176#false} assume !(8482 == ~s__state~0); {31176#false} is VALID [2022-04-28 14:55:13,157 INFO L290 TraceCheckUtils]: 40: Hoare triple {31176#false} assume !(8464 == ~s__state~0); {31176#false} is VALID [2022-04-28 14:55:13,157 INFO L290 TraceCheckUtils]: 41: Hoare triple {31176#false} assume !(8465 == ~s__state~0); {31176#false} is VALID [2022-04-28 14:55:13,157 INFO L290 TraceCheckUtils]: 42: Hoare triple {31176#false} assume !(8466 == ~s__state~0); {31176#false} is VALID [2022-04-28 14:55:13,157 INFO L290 TraceCheckUtils]: 43: Hoare triple {31176#false} assume 8496 == ~s__state~0; {31176#false} is VALID [2022-04-28 14:55:13,157 INFO L290 TraceCheckUtils]: 44: Hoare triple {31176#false} assume -2147483648 <= #t~nondet38 && #t~nondet38 <= 2147483647;~ret~0 := #t~nondet38;havoc #t~nondet38; {31176#false} is VALID [2022-04-28 14:55:13,157 INFO L290 TraceCheckUtils]: 45: Hoare triple {31176#false} assume 1 == ~blastFlag~0;~blastFlag~0 := 2; {31176#false} is VALID [2022-04-28 14:55:13,157 INFO L290 TraceCheckUtils]: 46: Hoare triple {31176#false} assume !(~ret~0 <= 0); {31176#false} is VALID [2022-04-28 14:55:13,157 INFO L290 TraceCheckUtils]: 47: Hoare triple {31176#false} assume !(0 != ~s__hit~0);~s__state~0 := 8512; {31176#false} is VALID [2022-04-28 14:55:13,157 INFO L290 TraceCheckUtils]: 48: Hoare triple {31176#false} ~s__init_num~0 := 0; {31176#false} is VALID [2022-04-28 14:55:13,157 INFO L290 TraceCheckUtils]: 49: Hoare triple {31176#false} assume 0 == ~s__s3__tmp__reuse_message~0; {31176#false} is VALID [2022-04-28 14:55:13,157 INFO L290 TraceCheckUtils]: 50: Hoare triple {31176#false} assume 0 == ~skip~0; {31176#false} is VALID [2022-04-28 14:55:13,157 INFO L290 TraceCheckUtils]: 51: Hoare triple {31176#false} assume -12288 != ~tmp___1~0; {31176#false} is VALID [2022-04-28 14:55:13,157 INFO L290 TraceCheckUtils]: 52: Hoare triple {31176#false} assume 8656 != ~s__state~0; {31176#false} is VALID [2022-04-28 14:55:13,157 INFO L290 TraceCheckUtils]: 53: Hoare triple {31176#false} assume -16384 != ~tmp___2~0; {31176#false} is VALID [2022-04-28 14:55:13,158 INFO L290 TraceCheckUtils]: 54: Hoare triple {31176#false} assume 8496 == ~state~0; {31176#false} is VALID [2022-04-28 14:55:13,158 INFO L290 TraceCheckUtils]: 55: Hoare triple {31176#false} assume !false; {31176#false} is VALID [2022-04-28 14:55:13,158 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-28 14:55:13,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 14:55:13,158 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646572721] [2022-04-28 14:55:13,158 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646572721] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 14:55:13,158 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 14:55:13,158 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-28 14:55:13,158 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 14:55:13,158 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1562783243] [2022-04-28 14:55:13,158 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1562783243] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 14:55:13,158 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 14:55:13,158 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-28 14:55:13,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526189831] [2022-04-28 14:55:13,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 14:55:13,159 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 56 [2022-04-28 14:55:13,159 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 14:55:13,159 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:13,185 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 56 edges. 56 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:55:13,185 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-28 14:55:13,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 14:55:13,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-28 14:55:13,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-28 14:55:13,186 INFO L87 Difference]: Start difference. First operand 889 states and 1232 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:14,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:55:14,946 INFO L93 Difference]: Finished difference Result 1783 states and 2469 transitions. [2022-04-28 14:55:14,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-28 14:55:14,946 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 56 [2022-04-28 14:55:14,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 14:55:14,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:14,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 430 transitions. [2022-04-28 14:55:14,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:14,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 430 transitions. [2022-04-28 14:55:14,951 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 4 states and 430 transitions. [2022-04-28 14:55:15,204 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 430 edges. 430 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:55:15,241 INFO L225 Difference]: With dead ends: 1783 [2022-04-28 14:55:15,241 INFO L226 Difference]: Without dead ends: 909 [2022-04-28 14:55:15,242 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-28 14:55:15,243 INFO L413 NwaCegarLoop]: 222 mSDtfsCounter, 402 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 402 SdHoareTripleChecker+Valid, 229 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-28 14:55:15,243 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [402 Valid, 229 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-28 14:55:15,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 909 states. [2022-04-28 14:55:16,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 909 to 905. [2022-04-28 14:55:16,667 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 14:55:16,668 INFO L82 GeneralOperation]: Start isEquivalent. First operand 909 states. Second operand has 905 states, 900 states have (on average 1.3688888888888888) internal successors, (1232), 900 states have internal predecessors, (1232), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:16,669 INFO L74 IsIncluded]: Start isIncluded. First operand 909 states. Second operand has 905 states, 900 states have (on average 1.3688888888888888) internal successors, (1232), 900 states have internal predecessors, (1232), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:16,670 INFO L87 Difference]: Start difference. First operand 909 states. Second operand has 905 states, 900 states have (on average 1.3688888888888888) internal successors, (1232), 900 states have internal predecessors, (1232), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:16,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:55:16,693 INFO L93 Difference]: Finished difference Result 909 states and 1240 transitions. [2022-04-28 14:55:16,693 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1240 transitions. [2022-04-28 14:55:16,694 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 14:55:16,694 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 14:55:16,695 INFO L74 IsIncluded]: Start isIncluded. First operand has 905 states, 900 states have (on average 1.3688888888888888) internal successors, (1232), 900 states have internal predecessors, (1232), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 909 states. [2022-04-28 14:55:16,696 INFO L87 Difference]: Start difference. First operand has 905 states, 900 states have (on average 1.3688888888888888) internal successors, (1232), 900 states have internal predecessors, (1232), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 909 states. [2022-04-28 14:55:16,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:55:16,719 INFO L93 Difference]: Finished difference Result 909 states and 1240 transitions. [2022-04-28 14:55:16,719 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1240 transitions. [2022-04-28 14:55:16,720 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 14:55:16,720 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 14:55:16,720 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 14:55:16,720 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 14:55:16,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 905 states, 900 states have (on average 1.3688888888888888) internal successors, (1232), 900 states have internal predecessors, (1232), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:16,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 905 states and 1236 transitions. [2022-04-28 14:55:16,756 INFO L78 Accepts]: Start accepts. Automaton has 905 states and 1236 transitions. Word has length 56 [2022-04-28 14:55:16,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 14:55:16,756 INFO L495 AbstractCegarLoop]: Abstraction has 905 states and 1236 transitions. [2022-04-28 14:55:16,756 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:16,756 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 905 states and 1236 transitions. [2022-04-28 14:55:17,796 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1236 edges. 1236 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:55:17,796 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1236 transitions. [2022-04-28 14:55:17,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-04-28 14:55:17,797 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 14:55:17,797 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-28 14:55:17,797 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-04-28 14:55:17,797 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 14:55:17,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 14:55:17,797 INFO L85 PathProgramCache]: Analyzing trace with hash -1918681490, now seen corresponding path program 1 times [2022-04-28 14:55:17,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 14:55:17,797 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1381578971] [2022-04-28 14:55:17,802 INFO L97 AcceleratorQvasr]: Qvasr could not accelerate loop because java.lang.UnsupportedOperationException: Cannot deal with arrays. [2022-04-28 14:55:17,802 INFO L274 tedInterpolationCore]: Could not compute an accelerate. [2022-04-28 14:55:17,802 INFO L85 PathProgramCache]: Analyzing trace with hash -1918681490, now seen corresponding path program 2 times [2022-04-28 14:55:17,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 14:55:17,802 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926957692] [2022-04-28 14:55:17,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 14:55:17,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 14:55:17,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 14:55:17,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-28 14:55:17,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 14:55:17,855 INFO L290 TraceCheckUtils]: 0: Hoare triple {38386#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3); {38380#true} is VALID [2022-04-28 14:55:17,855 INFO L290 TraceCheckUtils]: 1: Hoare triple {38380#true} assume true; {38380#true} is VALID [2022-04-28 14:55:17,855 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {38380#true} {38380#true} #665#return; {38380#true} is VALID [2022-04-28 14:55:17,856 INFO L272 TraceCheckUtils]: 0: Hoare triple {38380#true} call ULTIMATE.init(); {38386#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-28 14:55:17,856 INFO L290 TraceCheckUtils]: 1: Hoare triple {38386#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3); {38380#true} is VALID [2022-04-28 14:55:17,856 INFO L290 TraceCheckUtils]: 2: Hoare triple {38380#true} assume true; {38380#true} is VALID [2022-04-28 14:55:17,856 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {38380#true} {38380#true} #665#return; {38380#true} is VALID [2022-04-28 14:55:17,856 INFO L272 TraceCheckUtils]: 4: Hoare triple {38380#true} call #t~ret54 := main(); {38380#true} is VALID [2022-04-28 14:55:17,856 INFO L290 TraceCheckUtils]: 5: Hoare triple {38380#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {38380#true} is VALID [2022-04-28 14:55:17,856 INFO L272 TraceCheckUtils]: 6: Hoare triple {38380#true} call #t~ret53 := ssl3_accept(~s~0); {38380#true} is VALID [2022-04-28 14:55:17,856 INFO L290 TraceCheckUtils]: 7: Hoare triple {38380#true} ~initial_state := #in~initial_state;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~s__info_callback~0 := #t~nondet4;havoc #t~nondet4;assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~s__in_handshake~0 := #t~nondet5;havoc #t~nondet5;havoc ~s__state~0;havoc ~s__new_session~0;havoc ~s__server~0;assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647;~s__version~0 := #t~nondet6;havoc #t~nondet6;havoc ~s__type~0;havoc ~s__init_num~0;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;~s__hit~0 := #t~nondet7;havoc #t~nondet7;havoc ~s__rwstate~0;~s__init_buf___0~0 := 1;assume -2147483648 <= #t~nondet8 && #t~nondet8 <= 2147483647;~s__debug~0 := #t~nondet8;havoc #t~nondet8;havoc ~s__shutdown~0;assume -2147483648 <= #t~nondet9 && #t~nondet9 <= 2147483647;~s__cert~0 := #t~nondet9;havoc #t~nondet9;assume -2147483648 <= #t~nondet10 && #t~nondet10 <= 2147483647;~s__options~0 := #t~nondet10;havoc #t~nondet10;assume -2147483648 <= #t~nondet11 && #t~nondet11 <= 2147483647;~s__verify_mode~0 := #t~nondet11;havoc #t~nondet11;assume -2147483648 <= #t~nondet12 && #t~nondet12 <= 2147483647;~s__session__peer~0 := #t~nondet12;havoc #t~nondet12;assume -2147483648 <= #t~nondet13 && #t~nondet13 <= 2147483647;~s__cert__pkeys__AT0__privatekey~0 := #t~nondet13;havoc #t~nondet13;assume -2147483648 <= #t~nondet14 && #t~nondet14 <= 2147483647;~s__ctx__info_callback~0 := #t~nondet14;havoc #t~nondet14;assume -2147483648 <= #t~nondet15 && #t~nondet15 <= 2147483647;~s__ctx__stats__sess_accept_renegotiate~0 := #t~nondet15;havoc #t~nondet15;assume -2147483648 <= #t~nondet16 && #t~nondet16 <= 2147483647;~s__ctx__stats__sess_accept~0 := #t~nondet16;havoc #t~nondet16;assume -2147483648 <= #t~nondet17 && #t~nondet17 <= 2147483647;~s__ctx__stats__sess_accept_good~0 := #t~nondet17;havoc #t~nondet17;havoc ~s__s3__tmp__cert_request~0;havoc ~s__s3__tmp__reuse_message~0;havoc ~s__s3__tmp__use_rsa_tmp~0;assume -2147483648 <= #t~nondet18 && #t~nondet18 <= 2147483647;~s__s3__tmp__new_cipher~0 := #t~nondet18;havoc #t~nondet18;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet19;havoc #t~nondet19;havoc ~s__s3__tmp__next_state___0~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~s__s3__tmp__new_cipher__algo_strength~0 := #t~nondet20;havoc #t~nondet20;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -9223372036854775808 <= #t~nondet21 && #t~nondet21 <= 9223372036854775807;~num1~0 := #t~nondet21;havoc #t~nondet21;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___1~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___2~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___3~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___4~0 := #t~nondet25;havoc #t~nondet25;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___5~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___6~0 := #t~nondet27;havoc #t~nondet27;havoc ~tmp___7~0;assume -9223372036854775808 <= #t~nondet28 && #t~nondet28 <= 9223372036854775807;~tmp___8~0 := #t~nondet28;havoc #t~nondet28;assume -2147483648 <= #t~nondet29 && #t~nondet29 <= 2147483647;~tmp___9~0 := #t~nondet29;havoc #t~nondet29;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp___10~0 := #t~nondet30;havoc #t~nondet30;havoc ~blastFlag~0;havoc ~__cil_tmp55~0;havoc ~__cil_tmp56~0;havoc ~__cil_tmp57~0;havoc ~__cil_tmp58~0;havoc ~__cil_tmp59~0;havoc ~__cil_tmp60~0;havoc ~__cil_tmp61~0;~s__s3__tmp__reuse_message~0 := 0;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet31 && #t~nondet31 <= 2147483647;~tmp~0 := #t~nondet31;havoc #t~nondet31;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {38380#true} is VALID [2022-04-28 14:55:17,856 INFO L290 TraceCheckUtils]: 8: Hoare triple {38380#true} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {38380#true} is VALID [2022-04-28 14:55:17,856 INFO L290 TraceCheckUtils]: 9: Hoare triple {38380#true} #t~post32 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post32;havoc #t~post32; {38380#true} is VALID [2022-04-28 14:55:17,857 INFO L290 TraceCheckUtils]: 10: Hoare triple {38380#true} assume 0 != 12288 + ~tmp___1~0; {38380#true} is VALID [2022-04-28 14:55:17,858 INFO L290 TraceCheckUtils]: 11: Hoare triple {38380#true} assume 0 != 16384 + ~tmp___2~0; {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} is VALID [2022-04-28 14:55:17,858 INFO L290 TraceCheckUtils]: 12: Hoare triple {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} assume !(0 == ~s__cert~0); {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} is VALID [2022-04-28 14:55:17,858 INFO L290 TraceCheckUtils]: 13: Hoare triple {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} assume !false; {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} is VALID [2022-04-28 14:55:17,859 INFO L290 TraceCheckUtils]: 14: Hoare triple {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} ~state~0 := ~s__state~0; {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} is VALID [2022-04-28 14:55:17,859 INFO L290 TraceCheckUtils]: 15: Hoare triple {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} assume !(12292 == ~s__state~0); {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} is VALID [2022-04-28 14:55:17,859 INFO L290 TraceCheckUtils]: 16: Hoare triple {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} assume !(16384 == ~s__state~0); {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} is VALID [2022-04-28 14:55:17,859 INFO L290 TraceCheckUtils]: 17: Hoare triple {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} assume !(8192 == ~s__state~0); {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} is VALID [2022-04-28 14:55:17,860 INFO L290 TraceCheckUtils]: 18: Hoare triple {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} assume !(24576 == ~s__state~0); {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} is VALID [2022-04-28 14:55:17,860 INFO L290 TraceCheckUtils]: 19: Hoare triple {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} assume !(8195 == ~s__state~0); {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} is VALID [2022-04-28 14:55:17,860 INFO L290 TraceCheckUtils]: 20: Hoare triple {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} assume !(8480 == ~s__state~0); {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} is VALID [2022-04-28 14:55:17,860 INFO L290 TraceCheckUtils]: 21: Hoare triple {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} assume !(8481 == ~s__state~0); {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} is VALID [2022-04-28 14:55:17,861 INFO L290 TraceCheckUtils]: 22: Hoare triple {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} assume !(8482 == ~s__state~0); {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} is VALID [2022-04-28 14:55:17,862 INFO L290 TraceCheckUtils]: 23: Hoare triple {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} assume 8464 == ~s__state~0; {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} is VALID [2022-04-28 14:55:17,862 INFO L290 TraceCheckUtils]: 24: Hoare triple {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} ~s__shutdown~0 := 0;assume -2147483648 <= #t~nondet37 && #t~nondet37 <= 2147483647;~ret~0 := #t~nondet37;havoc #t~nondet37; {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} is VALID [2022-04-28 14:55:17,865 INFO L290 TraceCheckUtils]: 25: Hoare triple {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} assume 0 == ~blastFlag~0;~blastFlag~0 := 1; {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} is VALID [2022-04-28 14:55:17,865 INFO L290 TraceCheckUtils]: 26: Hoare triple {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} assume !(~ret~0 <= 0);~got_new_session~0 := 1;~s__state~0 := 8496;~s__init_num~0 := 0; {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} is VALID [2022-04-28 14:55:17,866 INFO L290 TraceCheckUtils]: 27: Hoare triple {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} assume 0 == ~s__s3__tmp__reuse_message~0; {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} is VALID [2022-04-28 14:55:17,866 INFO L290 TraceCheckUtils]: 28: Hoare triple {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} assume 0 == ~skip~0; {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} is VALID [2022-04-28 14:55:17,866 INFO L290 TraceCheckUtils]: 29: Hoare triple {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} assume -12288 != ~tmp___1~0; {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} is VALID [2022-04-28 14:55:17,866 INFO L290 TraceCheckUtils]: 30: Hoare triple {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} assume 8656 != ~s__state~0; {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} is VALID [2022-04-28 14:55:17,867 INFO L290 TraceCheckUtils]: 31: Hoare triple {38385#(not (= (+ ssl3_accept_~tmp___2~0 16384) 0))} assume !(-16384 != ~tmp___2~0); {38381#false} is VALID [2022-04-28 14:55:17,867 INFO L290 TraceCheckUtils]: 32: Hoare triple {38381#false} assume !(0 != ~s__debug~0); {38381#false} is VALID [2022-04-28 14:55:17,867 INFO L290 TraceCheckUtils]: 33: Hoare triple {38381#false} assume !(0 != ~cb~0); {38381#false} is VALID [2022-04-28 14:55:17,867 INFO L290 TraceCheckUtils]: 34: Hoare triple {38381#false} ~skip~0 := 0; {38381#false} is VALID [2022-04-28 14:55:17,867 INFO L290 TraceCheckUtils]: 35: Hoare triple {38381#false} assume !false; {38381#false} is VALID [2022-04-28 14:55:17,867 INFO L290 TraceCheckUtils]: 36: Hoare triple {38381#false} ~state~0 := ~s__state~0; {38381#false} is VALID [2022-04-28 14:55:17,867 INFO L290 TraceCheckUtils]: 37: Hoare triple {38381#false} assume !(12292 == ~s__state~0); {38381#false} is VALID [2022-04-28 14:55:17,867 INFO L290 TraceCheckUtils]: 38: Hoare triple {38381#false} assume !(16384 == ~s__state~0); {38381#false} is VALID [2022-04-28 14:55:17,867 INFO L290 TraceCheckUtils]: 39: Hoare triple {38381#false} assume !(8192 == ~s__state~0); {38381#false} is VALID [2022-04-28 14:55:17,867 INFO L290 TraceCheckUtils]: 40: Hoare triple {38381#false} assume !(24576 == ~s__state~0); {38381#false} is VALID [2022-04-28 14:55:17,867 INFO L290 TraceCheckUtils]: 41: Hoare triple {38381#false} assume !(8195 == ~s__state~0); {38381#false} is VALID [2022-04-28 14:55:17,867 INFO L290 TraceCheckUtils]: 42: Hoare triple {38381#false} assume !(8480 == ~s__state~0); {38381#false} is VALID [2022-04-28 14:55:17,867 INFO L290 TraceCheckUtils]: 43: Hoare triple {38381#false} assume !(8481 == ~s__state~0); {38381#false} is VALID [2022-04-28 14:55:17,867 INFO L290 TraceCheckUtils]: 44: Hoare triple {38381#false} assume !(8482 == ~s__state~0); {38381#false} is VALID [2022-04-28 14:55:17,868 INFO L290 TraceCheckUtils]: 45: Hoare triple {38381#false} assume !(8464 == ~s__state~0); {38381#false} is VALID [2022-04-28 14:55:17,868 INFO L290 TraceCheckUtils]: 46: Hoare triple {38381#false} assume !(8465 == ~s__state~0); {38381#false} is VALID [2022-04-28 14:55:17,868 INFO L290 TraceCheckUtils]: 47: Hoare triple {38381#false} assume !(8466 == ~s__state~0); {38381#false} is VALID [2022-04-28 14:55:17,868 INFO L290 TraceCheckUtils]: 48: Hoare triple {38381#false} assume 8496 == ~s__state~0; {38381#false} is VALID [2022-04-28 14:55:17,868 INFO L290 TraceCheckUtils]: 49: Hoare triple {38381#false} assume -2147483648 <= #t~nondet38 && #t~nondet38 <= 2147483647;~ret~0 := #t~nondet38;havoc #t~nondet38; {38381#false} is VALID [2022-04-28 14:55:17,868 INFO L290 TraceCheckUtils]: 50: Hoare triple {38381#false} assume 1 == ~blastFlag~0;~blastFlag~0 := 2; {38381#false} is VALID [2022-04-28 14:55:17,868 INFO L290 TraceCheckUtils]: 51: Hoare triple {38381#false} assume !(~ret~0 <= 0); {38381#false} is VALID [2022-04-28 14:55:17,868 INFO L290 TraceCheckUtils]: 52: Hoare triple {38381#false} assume !(0 != ~s__hit~0);~s__state~0 := 8512; {38381#false} is VALID [2022-04-28 14:55:17,868 INFO L290 TraceCheckUtils]: 53: Hoare triple {38381#false} ~s__init_num~0 := 0; {38381#false} is VALID [2022-04-28 14:55:17,868 INFO L290 TraceCheckUtils]: 54: Hoare triple {38381#false} assume 0 == ~s__s3__tmp__reuse_message~0; {38381#false} is VALID [2022-04-28 14:55:17,868 INFO L290 TraceCheckUtils]: 55: Hoare triple {38381#false} assume 0 == ~skip~0; {38381#false} is VALID [2022-04-28 14:55:17,869 INFO L290 TraceCheckUtils]: 56: Hoare triple {38381#false} assume -12288 != ~tmp___1~0; {38381#false} is VALID [2022-04-28 14:55:17,869 INFO L290 TraceCheckUtils]: 57: Hoare triple {38381#false} assume 8656 != ~s__state~0; {38381#false} is VALID [2022-04-28 14:55:17,869 INFO L290 TraceCheckUtils]: 58: Hoare triple {38381#false} assume -16384 != ~tmp___2~0; {38381#false} is VALID [2022-04-28 14:55:17,869 INFO L290 TraceCheckUtils]: 59: Hoare triple {38381#false} assume 8496 == ~state~0; {38381#false} is VALID [2022-04-28 14:55:17,869 INFO L290 TraceCheckUtils]: 60: Hoare triple {38381#false} assume !false; {38381#false} is VALID [2022-04-28 14:55:17,869 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-28 14:55:17,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 14:55:17,869 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926957692] [2022-04-28 14:55:17,870 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1926957692] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 14:55:17,870 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 14:55:17,870 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-28 14:55:17,870 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 14:55:17,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1381578971] [2022-04-28 14:55:17,870 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1381578971] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 14:55:17,870 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 14:55:17,870 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-28 14:55:17,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385609007] [2022-04-28 14:55:17,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 14:55:17,871 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 61 [2022-04-28 14:55:17,871 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 14:55:17,871 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:17,899 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:55:17,899 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-28 14:55:17,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 14:55:17,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-28 14:55:17,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-28 14:55:17,900 INFO L87 Difference]: Start difference. First operand 905 states and 1236 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:21,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:55:21,369 INFO L93 Difference]: Finished difference Result 2678 states and 3659 transitions. [2022-04-28 14:55:21,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-28 14:55:21,369 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 61 [2022-04-28 14:55:21,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 14:55:21,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:21,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 626 transitions. [2022-04-28 14:55:21,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:21,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 626 transitions. [2022-04-28 14:55:21,374 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 4 states and 626 transitions. [2022-04-28 14:55:21,739 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 626 edges. 626 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:55:21,868 INFO L225 Difference]: With dead ends: 2678 [2022-04-28 14:55:21,868 INFO L226 Difference]: Without dead ends: 1788 [2022-04-28 14:55:21,869 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-28 14:55:21,870 INFO L413 NwaCegarLoop]: 416 mSDtfsCounter, 404 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 214 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 404 SdHoareTripleChecker+Valid, 423 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 214 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-28 14:55:21,870 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [404 Valid, 423 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 214 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-28 14:55:21,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1788 states. [2022-04-28 14:55:23,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1788 to 1361. [2022-04-28 14:55:23,968 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 14:55:23,970 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1788 states. Second operand has 1361 states, 1356 states have (on average 1.3665191740412979) internal successors, (1853), 1356 states have internal predecessors, (1853), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:23,971 INFO L74 IsIncluded]: Start isIncluded. First operand 1788 states. Second operand has 1361 states, 1356 states have (on average 1.3665191740412979) internal successors, (1853), 1356 states have internal predecessors, (1853), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:23,972 INFO L87 Difference]: Start difference. First operand 1788 states. Second operand has 1361 states, 1356 states have (on average 1.3665191740412979) internal successors, (1853), 1356 states have internal predecessors, (1853), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:24,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:55:24,061 INFO L93 Difference]: Finished difference Result 1788 states and 2434 transitions. [2022-04-28 14:55:24,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 2434 transitions. [2022-04-28 14:55:24,063 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 14:55:24,063 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 14:55:24,065 INFO L74 IsIncluded]: Start isIncluded. First operand has 1361 states, 1356 states have (on average 1.3665191740412979) internal successors, (1853), 1356 states have internal predecessors, (1853), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 1788 states. [2022-04-28 14:55:24,066 INFO L87 Difference]: Start difference. First operand has 1361 states, 1356 states have (on average 1.3665191740412979) internal successors, (1853), 1356 states have internal predecessors, (1853), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 1788 states. [2022-04-28 14:55:24,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:55:24,152 INFO L93 Difference]: Finished difference Result 1788 states and 2434 transitions. [2022-04-28 14:55:24,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 2434 transitions. [2022-04-28 14:55:24,154 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 14:55:24,154 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 14:55:24,154 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 14:55:24,154 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 14:55:24,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1361 states, 1356 states have (on average 1.3665191740412979) internal successors, (1853), 1356 states have internal predecessors, (1853), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:24,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 1361 states and 1857 transitions. [2022-04-28 14:55:24,235 INFO L78 Accepts]: Start accepts. Automaton has 1361 states and 1857 transitions. Word has length 61 [2022-04-28 14:55:24,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 14:55:24,235 INFO L495 AbstractCegarLoop]: Abstraction has 1361 states and 1857 transitions. [2022-04-28 14:55:24,235 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:24,235 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 1361 states and 1857 transitions. [2022-04-28 14:55:25,989 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1857 edges. 1857 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:55:25,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1857 transitions. [2022-04-28 14:55:25,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-04-28 14:55:25,991 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 14:55:25,991 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-28 14:55:25,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-04-28 14:55:25,991 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 14:55:25,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 14:55:25,992 INFO L85 PathProgramCache]: Analyzing trace with hash 1895205548, now seen corresponding path program 1 times [2022-04-28 14:55:25,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 14:55:25,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [565269329] [2022-04-28 14:55:25,999 INFO L97 AcceleratorQvasr]: Qvasr could not accelerate loop because java.lang.UnsupportedOperationException: Cannot deal with arrays. [2022-04-28 14:55:25,999 INFO L274 tedInterpolationCore]: Could not compute an accelerate. [2022-04-28 14:55:25,999 INFO L85 PathProgramCache]: Analyzing trace with hash 1895205548, now seen corresponding path program 2 times [2022-04-28 14:55:25,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 14:55:25,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492368784] [2022-04-28 14:55:25,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 14:55:25,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 14:55:26,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 14:55:26,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-28 14:55:26,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 14:55:26,049 INFO L290 TraceCheckUtils]: 0: Hoare triple {50051#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3); {50045#true} is VALID [2022-04-28 14:55:26,049 INFO L290 TraceCheckUtils]: 1: Hoare triple {50045#true} assume true; {50045#true} is VALID [2022-04-28 14:55:26,050 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {50045#true} {50045#true} #665#return; {50045#true} is VALID [2022-04-28 14:55:26,050 INFO L272 TraceCheckUtils]: 0: Hoare triple {50045#true} call ULTIMATE.init(); {50051#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-28 14:55:26,050 INFO L290 TraceCheckUtils]: 1: Hoare triple {50051#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3); {50045#true} is VALID [2022-04-28 14:55:26,050 INFO L290 TraceCheckUtils]: 2: Hoare triple {50045#true} assume true; {50045#true} is VALID [2022-04-28 14:55:26,050 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {50045#true} {50045#true} #665#return; {50045#true} is VALID [2022-04-28 14:55:26,050 INFO L272 TraceCheckUtils]: 4: Hoare triple {50045#true} call #t~ret54 := main(); {50045#true} is VALID [2022-04-28 14:55:26,050 INFO L290 TraceCheckUtils]: 5: Hoare triple {50045#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {50045#true} is VALID [2022-04-28 14:55:26,050 INFO L272 TraceCheckUtils]: 6: Hoare triple {50045#true} call #t~ret53 := ssl3_accept(~s~0); {50045#true} is VALID [2022-04-28 14:55:26,050 INFO L290 TraceCheckUtils]: 7: Hoare triple {50045#true} ~initial_state := #in~initial_state;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~s__info_callback~0 := #t~nondet4;havoc #t~nondet4;assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~s__in_handshake~0 := #t~nondet5;havoc #t~nondet5;havoc ~s__state~0;havoc ~s__new_session~0;havoc ~s__server~0;assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647;~s__version~0 := #t~nondet6;havoc #t~nondet6;havoc ~s__type~0;havoc ~s__init_num~0;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;~s__hit~0 := #t~nondet7;havoc #t~nondet7;havoc ~s__rwstate~0;~s__init_buf___0~0 := 1;assume -2147483648 <= #t~nondet8 && #t~nondet8 <= 2147483647;~s__debug~0 := #t~nondet8;havoc #t~nondet8;havoc ~s__shutdown~0;assume -2147483648 <= #t~nondet9 && #t~nondet9 <= 2147483647;~s__cert~0 := #t~nondet9;havoc #t~nondet9;assume -2147483648 <= #t~nondet10 && #t~nondet10 <= 2147483647;~s__options~0 := #t~nondet10;havoc #t~nondet10;assume -2147483648 <= #t~nondet11 && #t~nondet11 <= 2147483647;~s__verify_mode~0 := #t~nondet11;havoc #t~nondet11;assume -2147483648 <= #t~nondet12 && #t~nondet12 <= 2147483647;~s__session__peer~0 := #t~nondet12;havoc #t~nondet12;assume -2147483648 <= #t~nondet13 && #t~nondet13 <= 2147483647;~s__cert__pkeys__AT0__privatekey~0 := #t~nondet13;havoc #t~nondet13;assume -2147483648 <= #t~nondet14 && #t~nondet14 <= 2147483647;~s__ctx__info_callback~0 := #t~nondet14;havoc #t~nondet14;assume -2147483648 <= #t~nondet15 && #t~nondet15 <= 2147483647;~s__ctx__stats__sess_accept_renegotiate~0 := #t~nondet15;havoc #t~nondet15;assume -2147483648 <= #t~nondet16 && #t~nondet16 <= 2147483647;~s__ctx__stats__sess_accept~0 := #t~nondet16;havoc #t~nondet16;assume -2147483648 <= #t~nondet17 && #t~nondet17 <= 2147483647;~s__ctx__stats__sess_accept_good~0 := #t~nondet17;havoc #t~nondet17;havoc ~s__s3__tmp__cert_request~0;havoc ~s__s3__tmp__reuse_message~0;havoc ~s__s3__tmp__use_rsa_tmp~0;assume -2147483648 <= #t~nondet18 && #t~nondet18 <= 2147483647;~s__s3__tmp__new_cipher~0 := #t~nondet18;havoc #t~nondet18;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet19;havoc #t~nondet19;havoc ~s__s3__tmp__next_state___0~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~s__s3__tmp__new_cipher__algo_strength~0 := #t~nondet20;havoc #t~nondet20;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -9223372036854775808 <= #t~nondet21 && #t~nondet21 <= 9223372036854775807;~num1~0 := #t~nondet21;havoc #t~nondet21;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___1~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___2~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___3~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___4~0 := #t~nondet25;havoc #t~nondet25;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___5~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___6~0 := #t~nondet27;havoc #t~nondet27;havoc ~tmp___7~0;assume -9223372036854775808 <= #t~nondet28 && #t~nondet28 <= 9223372036854775807;~tmp___8~0 := #t~nondet28;havoc #t~nondet28;assume -2147483648 <= #t~nondet29 && #t~nondet29 <= 2147483647;~tmp___9~0 := #t~nondet29;havoc #t~nondet29;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp___10~0 := #t~nondet30;havoc #t~nondet30;havoc ~blastFlag~0;havoc ~__cil_tmp55~0;havoc ~__cil_tmp56~0;havoc ~__cil_tmp57~0;havoc ~__cil_tmp58~0;havoc ~__cil_tmp59~0;havoc ~__cil_tmp60~0;havoc ~__cil_tmp61~0;~s__s3__tmp__reuse_message~0 := 0;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet31 && #t~nondet31 <= 2147483647;~tmp~0 := #t~nondet31;havoc #t~nondet31;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {50045#true} is VALID [2022-04-28 14:55:26,050 INFO L290 TraceCheckUtils]: 8: Hoare triple {50045#true} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {50045#true} is VALID [2022-04-28 14:55:26,051 INFO L290 TraceCheckUtils]: 9: Hoare triple {50045#true} #t~post32 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post32;havoc #t~post32; {50045#true} is VALID [2022-04-28 14:55:26,051 INFO L290 TraceCheckUtils]: 10: Hoare triple {50045#true} assume 0 != 12288 + ~tmp___1~0; {50045#true} is VALID [2022-04-28 14:55:26,051 INFO L290 TraceCheckUtils]: 11: Hoare triple {50045#true} assume !(0 != 16384 + ~tmp___2~0); {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,051 INFO L290 TraceCheckUtils]: 12: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(0 == ~s__cert~0); {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,051 INFO L290 TraceCheckUtils]: 13: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !false; {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,052 INFO L290 TraceCheckUtils]: 14: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} ~state~0 := ~s__state~0; {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,052 INFO L290 TraceCheckUtils]: 15: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(12292 == ~s__state~0); {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,052 INFO L290 TraceCheckUtils]: 16: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(16384 == ~s__state~0); {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,052 INFO L290 TraceCheckUtils]: 17: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(8192 == ~s__state~0); {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,053 INFO L290 TraceCheckUtils]: 18: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(24576 == ~s__state~0); {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,053 INFO L290 TraceCheckUtils]: 19: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(8195 == ~s__state~0); {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,053 INFO L290 TraceCheckUtils]: 20: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(8480 == ~s__state~0); {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,054 INFO L290 TraceCheckUtils]: 21: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(8481 == ~s__state~0); {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,054 INFO L290 TraceCheckUtils]: 22: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(8482 == ~s__state~0); {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,054 INFO L290 TraceCheckUtils]: 23: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume 8464 == ~s__state~0; {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,054 INFO L290 TraceCheckUtils]: 24: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} ~s__shutdown~0 := 0;assume -2147483648 <= #t~nondet37 && #t~nondet37 <= 2147483647;~ret~0 := #t~nondet37;havoc #t~nondet37; {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,055 INFO L290 TraceCheckUtils]: 25: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume 0 == ~blastFlag~0;~blastFlag~0 := 1; {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,055 INFO L290 TraceCheckUtils]: 26: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(~ret~0 <= 0);~got_new_session~0 := 1;~s__state~0 := 8496;~s__init_num~0 := 0; {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,055 INFO L290 TraceCheckUtils]: 27: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume 0 == ~s__s3__tmp__reuse_message~0; {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,055 INFO L290 TraceCheckUtils]: 28: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume 0 == ~skip~0; {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,055 INFO L290 TraceCheckUtils]: 29: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume -12288 != ~tmp___1~0; {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,056 INFO L290 TraceCheckUtils]: 30: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume 8656 != ~s__state~0; {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,056 INFO L290 TraceCheckUtils]: 31: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(-16384 != ~tmp___2~0); {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,056 INFO L290 TraceCheckUtils]: 32: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(0 != ~s__debug~0); {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,056 INFO L290 TraceCheckUtils]: 33: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(0 != ~cb~0); {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,057 INFO L290 TraceCheckUtils]: 34: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} ~skip~0 := 0; {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,057 INFO L290 TraceCheckUtils]: 35: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !false; {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,057 INFO L290 TraceCheckUtils]: 36: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} ~state~0 := ~s__state~0; {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,057 INFO L290 TraceCheckUtils]: 37: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(12292 == ~s__state~0); {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,057 INFO L290 TraceCheckUtils]: 38: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(16384 == ~s__state~0); {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,058 INFO L290 TraceCheckUtils]: 39: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(8192 == ~s__state~0); {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,058 INFO L290 TraceCheckUtils]: 40: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(24576 == ~s__state~0); {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,058 INFO L290 TraceCheckUtils]: 41: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(8195 == ~s__state~0); {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,058 INFO L290 TraceCheckUtils]: 42: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(8480 == ~s__state~0); {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,059 INFO L290 TraceCheckUtils]: 43: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(8481 == ~s__state~0); {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,059 INFO L290 TraceCheckUtils]: 44: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(8482 == ~s__state~0); {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,059 INFO L290 TraceCheckUtils]: 45: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(8464 == ~s__state~0); {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,059 INFO L290 TraceCheckUtils]: 46: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(8465 == ~s__state~0); {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,060 INFO L290 TraceCheckUtils]: 47: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(8466 == ~s__state~0); {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,060 INFO L290 TraceCheckUtils]: 48: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume 8496 == ~s__state~0; {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,060 INFO L290 TraceCheckUtils]: 49: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume -2147483648 <= #t~nondet38 && #t~nondet38 <= 2147483647;~ret~0 := #t~nondet38;havoc #t~nondet38; {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,060 INFO L290 TraceCheckUtils]: 50: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume 1 == ~blastFlag~0;~blastFlag~0 := 2; {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,060 INFO L290 TraceCheckUtils]: 51: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(~ret~0 <= 0); {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,061 INFO L290 TraceCheckUtils]: 52: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume !(0 != ~s__hit~0);~s__state~0 := 8512; {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,061 INFO L290 TraceCheckUtils]: 53: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} ~s__init_num~0 := 0; {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,061 INFO L290 TraceCheckUtils]: 54: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume 0 == ~s__s3__tmp__reuse_message~0; {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,061 INFO L290 TraceCheckUtils]: 55: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume 0 == ~skip~0; {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,062 INFO L290 TraceCheckUtils]: 56: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume -12288 != ~tmp___1~0; {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,062 INFO L290 TraceCheckUtils]: 57: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume 8656 != ~s__state~0; {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} is VALID [2022-04-28 14:55:26,062 INFO L290 TraceCheckUtils]: 58: Hoare triple {50050#(= (+ ssl3_accept_~tmp___2~0 16384) 0)} assume -16384 != ~tmp___2~0; {50046#false} is VALID [2022-04-28 14:55:26,062 INFO L290 TraceCheckUtils]: 59: Hoare triple {50046#false} assume 8496 == ~state~0; {50046#false} is VALID [2022-04-28 14:55:26,062 INFO L290 TraceCheckUtils]: 60: Hoare triple {50046#false} assume !false; {50046#false} is VALID [2022-04-28 14:55:26,063 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-04-28 14:55:26,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 14:55:26,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492368784] [2022-04-28 14:55:26,063 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492368784] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 14:55:26,063 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 14:55:26,063 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-28 14:55:26,063 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 14:55:26,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [565269329] [2022-04-28 14:55:26,063 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [565269329] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 14:55:26,063 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 14:55:26,063 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-28 14:55:26,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644041884] [2022-04-28 14:55:26,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 14:55:26,064 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 61 [2022-04-28 14:55:26,064 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 14:55:26,064 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:26,094 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:55:26,094 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-28 14:55:26,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 14:55:26,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-28 14:55:26,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-28 14:55:26,095 INFO L87 Difference]: Start difference. First operand 1361 states and 1857 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:29,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:55:29,521 INFO L93 Difference]: Finished difference Result 2678 states and 3643 transitions. [2022-04-28 14:55:29,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-28 14:55:29,522 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 61 [2022-04-28 14:55:29,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 14:55:29,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:29,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 624 transitions. [2022-04-28 14:55:29,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:29,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 624 transitions. [2022-04-28 14:55:29,526 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 4 states and 624 transitions. [2022-04-28 14:55:29,889 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 624 edges. 624 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:55:30,022 INFO L225 Difference]: With dead ends: 2678 [2022-04-28 14:55:30,022 INFO L226 Difference]: Without dead ends: 1788 [2022-04-28 14:55:30,024 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-28 14:55:30,024 INFO L413 NwaCegarLoop]: 420 mSDtfsCounter, 384 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 216 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 384 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-28 14:55:30,024 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [384 Valid, 427 Invalid, 218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 216 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-28 14:55:30,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1788 states. [2022-04-28 14:55:32,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1788 to 1341. [2022-04-28 14:55:32,073 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 14:55:32,075 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1788 states. Second operand has 1341 states, 1336 states have (on average 1.3615269461077844) internal successors, (1819), 1336 states have internal predecessors, (1819), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:32,076 INFO L74 IsIncluded]: Start isIncluded. First operand 1788 states. Second operand has 1341 states, 1336 states have (on average 1.3615269461077844) internal successors, (1819), 1336 states have internal predecessors, (1819), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:32,077 INFO L87 Difference]: Start difference. First operand 1788 states. Second operand has 1341 states, 1336 states have (on average 1.3615269461077844) internal successors, (1819), 1336 states have internal predecessors, (1819), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:32,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:55:32,159 INFO L93 Difference]: Finished difference Result 1788 states and 2426 transitions. [2022-04-28 14:55:32,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 2426 transitions. [2022-04-28 14:55:32,161 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 14:55:32,161 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 14:55:32,163 INFO L74 IsIncluded]: Start isIncluded. First operand has 1341 states, 1336 states have (on average 1.3615269461077844) internal successors, (1819), 1336 states have internal predecessors, (1819), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 1788 states. [2022-04-28 14:55:32,164 INFO L87 Difference]: Start difference. First operand has 1341 states, 1336 states have (on average 1.3615269461077844) internal successors, (1819), 1336 states have internal predecessors, (1819), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 1788 states. [2022-04-28 14:55:32,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:55:32,245 INFO L93 Difference]: Finished difference Result 1788 states and 2426 transitions. [2022-04-28 14:55:32,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 2426 transitions. [2022-04-28 14:55:32,247 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 14:55:32,247 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 14:55:32,247 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 14:55:32,247 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 14:55:32,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1341 states, 1336 states have (on average 1.3615269461077844) internal successors, (1819), 1336 states have internal predecessors, (1819), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:32,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1341 states and 1823 transitions. [2022-04-28 14:55:32,336 INFO L78 Accepts]: Start accepts. Automaton has 1341 states and 1823 transitions. Word has length 61 [2022-04-28 14:55:32,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 14:55:32,337 INFO L495 AbstractCegarLoop]: Abstraction has 1341 states and 1823 transitions. [2022-04-28 14:55:32,337 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:32,337 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 1341 states and 1823 transitions. [2022-04-28 14:55:34,021 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 1823 edges. 1823 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:55:34,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1823 transitions. [2022-04-28 14:55:34,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-04-28 14:55:34,023 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 14:55:34,023 INFO L195 NwaCegarLoop]: 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] [2022-04-28 14:55:34,023 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-04-28 14:55:34,023 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 14:55:34,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 14:55:34,023 INFO L85 PathProgramCache]: Analyzing trace with hash 766305862, now seen corresponding path program 1 times [2022-04-28 14:55:34,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 14:55:34,023 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [673215244] [2022-04-28 14:55:34,029 INFO L97 AcceleratorQvasr]: Qvasr could not accelerate loop because java.lang.UnsupportedOperationException: Cannot deal with arrays. [2022-04-28 14:55:34,029 INFO L274 tedInterpolationCore]: Could not compute an accelerate. [2022-04-28 14:55:34,029 INFO L85 PathProgramCache]: Analyzing trace with hash 766305862, now seen corresponding path program 2 times [2022-04-28 14:55:34,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 14:55:34,029 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499054776] [2022-04-28 14:55:34,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 14:55:34,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 14:55:34,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 14:55:34,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-28 14:55:34,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 14:55:34,082 INFO L290 TraceCheckUtils]: 0: Hoare triple {61676#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3); {61670#true} is VALID [2022-04-28 14:55:34,082 INFO L290 TraceCheckUtils]: 1: Hoare triple {61670#true} assume true; {61670#true} is VALID [2022-04-28 14:55:34,082 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {61670#true} {61670#true} #665#return; {61670#true} is VALID [2022-04-28 14:55:34,082 INFO L272 TraceCheckUtils]: 0: Hoare triple {61670#true} call ULTIMATE.init(); {61676#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-28 14:55:34,082 INFO L290 TraceCheckUtils]: 1: Hoare triple {61676#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3); {61670#true} is VALID [2022-04-28 14:55:34,082 INFO L290 TraceCheckUtils]: 2: Hoare triple {61670#true} assume true; {61670#true} is VALID [2022-04-28 14:55:34,082 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {61670#true} {61670#true} #665#return; {61670#true} is VALID [2022-04-28 14:55:34,082 INFO L272 TraceCheckUtils]: 4: Hoare triple {61670#true} call #t~ret54 := main(); {61670#true} is VALID [2022-04-28 14:55:34,083 INFO L290 TraceCheckUtils]: 5: Hoare triple {61670#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {61670#true} is VALID [2022-04-28 14:55:34,083 INFO L272 TraceCheckUtils]: 6: Hoare triple {61670#true} call #t~ret53 := ssl3_accept(~s~0); {61670#true} is VALID [2022-04-28 14:55:34,083 INFO L290 TraceCheckUtils]: 7: Hoare triple {61670#true} ~initial_state := #in~initial_state;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~s__info_callback~0 := #t~nondet4;havoc #t~nondet4;assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~s__in_handshake~0 := #t~nondet5;havoc #t~nondet5;havoc ~s__state~0;havoc ~s__new_session~0;havoc ~s__server~0;assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647;~s__version~0 := #t~nondet6;havoc #t~nondet6;havoc ~s__type~0;havoc ~s__init_num~0;assume -2147483648 <= #t~nondet7 && #t~nondet7 <= 2147483647;~s__hit~0 := #t~nondet7;havoc #t~nondet7;havoc ~s__rwstate~0;~s__init_buf___0~0 := 1;assume -2147483648 <= #t~nondet8 && #t~nondet8 <= 2147483647;~s__debug~0 := #t~nondet8;havoc #t~nondet8;havoc ~s__shutdown~0;assume -2147483648 <= #t~nondet9 && #t~nondet9 <= 2147483647;~s__cert~0 := #t~nondet9;havoc #t~nondet9;assume -2147483648 <= #t~nondet10 && #t~nondet10 <= 2147483647;~s__options~0 := #t~nondet10;havoc #t~nondet10;assume -2147483648 <= #t~nondet11 && #t~nondet11 <= 2147483647;~s__verify_mode~0 := #t~nondet11;havoc #t~nondet11;assume -2147483648 <= #t~nondet12 && #t~nondet12 <= 2147483647;~s__session__peer~0 := #t~nondet12;havoc #t~nondet12;assume -2147483648 <= #t~nondet13 && #t~nondet13 <= 2147483647;~s__cert__pkeys__AT0__privatekey~0 := #t~nondet13;havoc #t~nondet13;assume -2147483648 <= #t~nondet14 && #t~nondet14 <= 2147483647;~s__ctx__info_callback~0 := #t~nondet14;havoc #t~nondet14;assume -2147483648 <= #t~nondet15 && #t~nondet15 <= 2147483647;~s__ctx__stats__sess_accept_renegotiate~0 := #t~nondet15;havoc #t~nondet15;assume -2147483648 <= #t~nondet16 && #t~nondet16 <= 2147483647;~s__ctx__stats__sess_accept~0 := #t~nondet16;havoc #t~nondet16;assume -2147483648 <= #t~nondet17 && #t~nondet17 <= 2147483647;~s__ctx__stats__sess_accept_good~0 := #t~nondet17;havoc #t~nondet17;havoc ~s__s3__tmp__cert_request~0;havoc ~s__s3__tmp__reuse_message~0;havoc ~s__s3__tmp__use_rsa_tmp~0;assume -2147483648 <= #t~nondet18 && #t~nondet18 <= 2147483647;~s__s3__tmp__new_cipher~0 := #t~nondet18;havoc #t~nondet18;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet19;havoc #t~nondet19;havoc ~s__s3__tmp__next_state___0~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~s__s3__tmp__new_cipher__algo_strength~0 := #t~nondet20;havoc #t~nondet20;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -9223372036854775808 <= #t~nondet21 && #t~nondet21 <= 9223372036854775807;~num1~0 := #t~nondet21;havoc #t~nondet21;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___1~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___2~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___3~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___4~0 := #t~nondet25;havoc #t~nondet25;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___5~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___6~0 := #t~nondet27;havoc #t~nondet27;havoc ~tmp___7~0;assume -9223372036854775808 <= #t~nondet28 && #t~nondet28 <= 9223372036854775807;~tmp___8~0 := #t~nondet28;havoc #t~nondet28;assume -2147483648 <= #t~nondet29 && #t~nondet29 <= 2147483647;~tmp___9~0 := #t~nondet29;havoc #t~nondet29;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp___10~0 := #t~nondet30;havoc #t~nondet30;havoc ~blastFlag~0;havoc ~__cil_tmp55~0;havoc ~__cil_tmp56~0;havoc ~__cil_tmp57~0;havoc ~__cil_tmp58~0;havoc ~__cil_tmp59~0;havoc ~__cil_tmp60~0;havoc ~__cil_tmp61~0;~s__s3__tmp__reuse_message~0 := 0;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet31 && #t~nondet31 <= 2147483647;~tmp~0 := #t~nondet31;havoc #t~nondet31;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {61670#true} is VALID [2022-04-28 14:55:34,083 INFO L290 TraceCheckUtils]: 8: Hoare triple {61670#true} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,083 INFO L290 TraceCheckUtils]: 9: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} #t~post32 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post32;havoc #t~post32; {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,084 INFO L290 TraceCheckUtils]: 10: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} assume 0 != 12288 + ~tmp___1~0; {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,084 INFO L290 TraceCheckUtils]: 11: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} assume 0 != 16384 + ~tmp___2~0; {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,084 INFO L290 TraceCheckUtils]: 12: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} assume !(0 == ~s__cert~0); {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,085 INFO L290 TraceCheckUtils]: 13: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} assume !false; {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,085 INFO L290 TraceCheckUtils]: 14: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} ~state~0 := ~s__state~0; {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,085 INFO L290 TraceCheckUtils]: 15: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} assume !(12292 == ~s__state~0); {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,086 INFO L290 TraceCheckUtils]: 16: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} assume !(16384 == ~s__state~0); {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,086 INFO L290 TraceCheckUtils]: 17: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} assume !(8192 == ~s__state~0); {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,086 INFO L290 TraceCheckUtils]: 18: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} assume !(24576 == ~s__state~0); {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,086 INFO L290 TraceCheckUtils]: 19: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} assume !(8195 == ~s__state~0); {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,087 INFO L290 TraceCheckUtils]: 20: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} assume !(8480 == ~s__state~0); {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,087 INFO L290 TraceCheckUtils]: 21: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} assume !(8481 == ~s__state~0); {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,087 INFO L290 TraceCheckUtils]: 22: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} assume !(8482 == ~s__state~0); {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,088 INFO L290 TraceCheckUtils]: 23: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} assume 8464 == ~s__state~0; {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,088 INFO L290 TraceCheckUtils]: 24: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} ~s__shutdown~0 := 0;assume -2147483648 <= #t~nondet37 && #t~nondet37 <= 2147483647;~ret~0 := #t~nondet37;havoc #t~nondet37; {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,088 INFO L290 TraceCheckUtils]: 25: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} assume 0 == ~blastFlag~0;~blastFlag~0 := 1; {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,089 INFO L290 TraceCheckUtils]: 26: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} assume !(~ret~0 <= 0);~got_new_session~0 := 1;~s__state~0 := 8496;~s__init_num~0 := 0; {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,089 INFO L290 TraceCheckUtils]: 27: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} assume 0 == ~s__s3__tmp__reuse_message~0; {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,089 INFO L290 TraceCheckUtils]: 28: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} assume 0 == ~skip~0; {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,090 INFO L290 TraceCheckUtils]: 29: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} assume -12288 != ~tmp___1~0; {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,090 INFO L290 TraceCheckUtils]: 30: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} assume 8656 != ~s__state~0; {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,090 INFO L290 TraceCheckUtils]: 31: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} assume -16384 != ~tmp___2~0; {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,090 INFO L290 TraceCheckUtils]: 32: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} assume !(8496 == ~state~0); {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,091 INFO L290 TraceCheckUtils]: 33: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} assume !(0 != ~s__debug~0); {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} is VALID [2022-04-28 14:55:34,091 INFO L290 TraceCheckUtils]: 34: Hoare triple {61675#(or (<= (+ ssl3_accept_~cb~0 1) 0) (<= 1 ssl3_accept_~cb~0))} assume !(0 != ~cb~0); {61671#false} is VALID [2022-04-28 14:55:34,091 INFO L290 TraceCheckUtils]: 35: Hoare triple {61671#false} ~skip~0 := 0; {61671#false} is VALID [2022-04-28 14:55:34,091 INFO L290 TraceCheckUtils]: 36: Hoare triple {61671#false} assume !false; {61671#false} is VALID [2022-04-28 14:55:34,091 INFO L290 TraceCheckUtils]: 37: Hoare triple {61671#false} ~state~0 := ~s__state~0; {61671#false} is VALID [2022-04-28 14:55:34,091 INFO L290 TraceCheckUtils]: 38: Hoare triple {61671#false} assume !(12292 == ~s__state~0); {61671#false} is VALID [2022-04-28 14:55:34,091 INFO L290 TraceCheckUtils]: 39: Hoare triple {61671#false} assume !(16384 == ~s__state~0); {61671#false} is VALID [2022-04-28 14:55:34,091 INFO L290 TraceCheckUtils]: 40: Hoare triple {61671#false} assume !(8192 == ~s__state~0); {61671#false} is VALID [2022-04-28 14:55:34,091 INFO L290 TraceCheckUtils]: 41: Hoare triple {61671#false} assume !(24576 == ~s__state~0); {61671#false} is VALID [2022-04-28 14:55:34,091 INFO L290 TraceCheckUtils]: 42: Hoare triple {61671#false} assume !(8195 == ~s__state~0); {61671#false} is VALID [2022-04-28 14:55:34,092 INFO L290 TraceCheckUtils]: 43: Hoare triple {61671#false} assume !(8480 == ~s__state~0); {61671#false} is VALID [2022-04-28 14:55:34,092 INFO L290 TraceCheckUtils]: 44: Hoare triple {61671#false} assume !(8481 == ~s__state~0); {61671#false} is VALID [2022-04-28 14:55:34,092 INFO L290 TraceCheckUtils]: 45: Hoare triple {61671#false} assume !(8482 == ~s__state~0); {61671#false} is VALID [2022-04-28 14:55:34,092 INFO L290 TraceCheckUtils]: 46: Hoare triple {61671#false} assume !(8464 == ~s__state~0); {61671#false} is VALID [2022-04-28 14:55:34,092 INFO L290 TraceCheckUtils]: 47: Hoare triple {61671#false} assume !(8465 == ~s__state~0); {61671#false} is VALID [2022-04-28 14:55:34,092 INFO L290 TraceCheckUtils]: 48: Hoare triple {61671#false} assume !(8466 == ~s__state~0); {61671#false} is VALID [2022-04-28 14:55:34,092 INFO L290 TraceCheckUtils]: 49: Hoare triple {61671#false} assume 8496 == ~s__state~0; {61671#false} is VALID [2022-04-28 14:55:34,092 INFO L290 TraceCheckUtils]: 50: Hoare triple {61671#false} assume -2147483648 <= #t~nondet38 && #t~nondet38 <= 2147483647;~ret~0 := #t~nondet38;havoc #t~nondet38; {61671#false} is VALID [2022-04-28 14:55:34,092 INFO L290 TraceCheckUtils]: 51: Hoare triple {61671#false} assume 1 == ~blastFlag~0;~blastFlag~0 := 2; {61671#false} is VALID [2022-04-28 14:55:34,092 INFO L290 TraceCheckUtils]: 52: Hoare triple {61671#false} assume !(~ret~0 <= 0); {61671#false} is VALID [2022-04-28 14:55:34,092 INFO L290 TraceCheckUtils]: 53: Hoare triple {61671#false} assume !(0 != ~s__hit~0);~s__state~0 := 8512; {61671#false} is VALID [2022-04-28 14:55:34,092 INFO L290 TraceCheckUtils]: 54: Hoare triple {61671#false} ~s__init_num~0 := 0; {61671#false} is VALID [2022-04-28 14:55:34,092 INFO L290 TraceCheckUtils]: 55: Hoare triple {61671#false} assume 0 == ~s__s3__tmp__reuse_message~0; {61671#false} is VALID [2022-04-28 14:55:34,092 INFO L290 TraceCheckUtils]: 56: Hoare triple {61671#false} assume 0 == ~skip~0; {61671#false} is VALID [2022-04-28 14:55:34,092 INFO L290 TraceCheckUtils]: 57: Hoare triple {61671#false} assume -12288 != ~tmp___1~0; {61671#false} is VALID [2022-04-28 14:55:34,092 INFO L290 TraceCheckUtils]: 58: Hoare triple {61671#false} assume 8656 != ~s__state~0; {61671#false} is VALID [2022-04-28 14:55:34,092 INFO L290 TraceCheckUtils]: 59: Hoare triple {61671#false} assume -16384 != ~tmp___2~0; {61671#false} is VALID [2022-04-28 14:55:34,092 INFO L290 TraceCheckUtils]: 60: Hoare triple {61671#false} assume 8496 == ~state~0; {61671#false} is VALID [2022-04-28 14:55:34,093 INFO L290 TraceCheckUtils]: 61: Hoare triple {61671#false} assume !false; {61671#false} is VALID [2022-04-28 14:55:34,093 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-28 14:55:34,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 14:55:34,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499054776] [2022-04-28 14:55:34,093 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1499054776] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 14:55:34,093 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 14:55:34,093 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-28 14:55:34,093 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 14:55:34,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [673215244] [2022-04-28 14:55:34,093 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [673215244] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 14:55:34,093 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 14:55:34,093 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-28 14:55:34,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115973800] [2022-04-28 14:55:34,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 14:55:34,094 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 62 [2022-04-28 14:55:34,094 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 14:55:34,094 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:34,126 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 62 edges. 62 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:55:34,126 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-28 14:55:34,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 14:55:34,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-28 14:55:34,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-28 14:55:34,127 INFO L87 Difference]: Start difference. First operand 1341 states and 1823 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:40,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:55:40,421 INFO L93 Difference]: Finished difference Result 3979 states and 5401 transitions. [2022-04-28 14:55:40,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-28 14:55:40,422 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 62 [2022-04-28 14:55:40,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 14:55:40,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:40,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 631 transitions. [2022-04-28 14:55:40,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:40,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 631 transitions. [2022-04-28 14:55:40,426 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 4 states and 631 transitions. [2022-04-28 14:55:40,801 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 631 edges. 631 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:55:41,101 INFO L225 Difference]: With dead ends: 3979 [2022-04-28 14:55:41,101 INFO L226 Difference]: Without dead ends: 2654 [2022-04-28 14:55:41,103 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-28 14:55:41,104 INFO L413 NwaCegarLoop]: 219 mSDtfsCounter, 602 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 602 SdHoareTripleChecker+Valid, 226 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-28 14:55:41,104 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [602 Valid, 226 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-28 14:55:41,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2654 states. [2022-04-28 14:55:46,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2654 to 2652. [2022-04-28 14:55:46,185 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 14:55:46,188 INFO L82 GeneralOperation]: Start isEquivalent. First operand 2654 states. Second operand has 2652 states, 2647 states have (on average 1.3460521344918777) internal successors, (3563), 2647 states have internal predecessors, (3563), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:46,190 INFO L74 IsIncluded]: Start isIncluded. First operand 2654 states. Second operand has 2652 states, 2647 states have (on average 1.3460521344918777) internal successors, (3563), 2647 states have internal predecessors, (3563), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:46,193 INFO L87 Difference]: Start difference. First operand 2654 states. Second operand has 2652 states, 2647 states have (on average 1.3460521344918777) internal successors, (3563), 2647 states have internal predecessors, (3563), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:46,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:55:46,359 INFO L93 Difference]: Finished difference Result 2654 states and 3568 transitions. [2022-04-28 14:55:46,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2654 states and 3568 transitions. [2022-04-28 14:55:46,361 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 14:55:46,361 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 14:55:46,364 INFO L74 IsIncluded]: Start isIncluded. First operand has 2652 states, 2647 states have (on average 1.3460521344918777) internal successors, (3563), 2647 states have internal predecessors, (3563), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 2654 states. [2022-04-28 14:55:46,365 INFO L87 Difference]: Start difference. First operand has 2652 states, 2647 states have (on average 1.3460521344918777) internal successors, (3563), 2647 states have internal predecessors, (3563), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 2654 states. [2022-04-28 14:55:46,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 14:55:46,543 INFO L93 Difference]: Finished difference Result 2654 states and 3568 transitions. [2022-04-28 14:55:46,543 INFO L276 IsEmpty]: Start isEmpty. Operand 2654 states and 3568 transitions. [2022-04-28 14:55:46,545 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 14:55:46,545 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 14:55:46,545 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 14:55:46,545 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 14:55:46,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2652 states, 2647 states have (on average 1.3460521344918777) internal successors, (3563), 2647 states have internal predecessors, (3563), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:46,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 2652 states and 3567 transitions. [2022-04-28 14:55:46,848 INFO L78 Accepts]: Start accepts. Automaton has 2652 states and 3567 transitions. Word has length 62 [2022-04-28 14:55:46,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 14:55:46,848 INFO L495 AbstractCegarLoop]: Abstraction has 2652 states and 3567 transitions. [2022-04-28 14:55:46,848 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-28 14:55:46,849 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 2652 states and 3567 transitions. [2022-04-28 14:55:50,348 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 3567 edges. 3567 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 14:55:50,348 INFO L276 IsEmpty]: Start isEmpty. Operand 2652 states and 3567 transitions. [2022-04-28 14:55:50,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-04-28 14:55:50,350 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 14:55:50,350 INFO L195 NwaCegarLoop]: 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, 1] [2022-04-28 14:55:50,350 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-04-28 14:55:50,351 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 14:55:50,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 14:55:50,351 INFO L85 PathProgramCache]: Analyzing trace with hash 523296043, now seen corresponding path program 1 times [2022-04-28 14:55:50,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 14:55:50,351 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1806472354] [2022-04-28 14:55:50,361 INFO L97 AcceleratorQvasr]: Qvasr could not accelerate loop because java.lang.UnsupportedOperationException: Cannot deal with arrays. [2022-04-28 14:55:50,361 INFO L274 tedInterpolationCore]: Could not compute an accelerate. [2022-04-28 14:55:50,361 INFO L85 PathProgramCache]: Analyzing trace with hash 523296043, now seen corresponding path program 2 times [2022-04-28 14:55:50,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 14:55:50,361 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052483990] [2022-04-28 14:55:50,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 14:55:50,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 14:55:50,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-28 14:55:50,394 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-28 14:55:50,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-28 14:55:50,425 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-28 14:55:50,426 INFO L130 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found a feasible trace [2022-04-28 14:55:50,426 INFO L271 BasicCegarLoop]: Counterexample is feasible [2022-04-28 14:55:50,428 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-04-28 14:55:50,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-04-28 14:55:50,431 INFO L356 BasicCegarLoop]: Path program histogram: [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] [2022-04-28 14:55:50,433 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-04-28 14:55:50,444 WARN L170 areAnnotationChecker]: reach_errorENTRY has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: ssl3_acceptENTRY has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: reach_errorFINAL has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: L663 has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: L663 has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: L663-1 has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: L96-2 has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: L96 has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: L96 has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: L101 has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: L101 has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: L102 has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: L102 has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: L101-1 has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: L101-1 has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: ssl3_acceptFINAL has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: L110-2 has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: L110-2 has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: L110-2 has no Hoare annotation [2022-04-28 14:55:50,445 WARN L170 areAnnotationChecker]: ssl3_acceptEXIT has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L643 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L111 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L648 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L648 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L113 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L113 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L648-2 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L114 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L116 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L116 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L222 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L119 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L119 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L227 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L227 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L122 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L122 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L227-2 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L125 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L125 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L232 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L232 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L128 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L128 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L237 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L237 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L132 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L131 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L131 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L239 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L239 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L237-2 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L237-2 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L270 has no Hoare annotation [2022-04-28 14:55:50,446 WARN L170 areAnnotationChecker]: L270 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L134 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L134 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L243 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L243 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L254 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L254 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L577 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L577 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L135 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L137 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L137 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L255 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L255 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L615 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L615 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L614 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L144 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L140 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L140 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L616 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L616 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L285 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L285 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L143 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L143 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L617 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L617 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L616-1 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L616-1 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L285-2 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L285-2 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L146 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L146 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L618 has no Hoare annotation [2022-04-28 14:55:50,447 WARN L170 areAnnotationChecker]: L618 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L628 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L628 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L626-1 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L626-1 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L150 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L149 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L149 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L619 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L619 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L633 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L633 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L152 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L152 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L620 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L620 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L298-2 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L298-2 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L156 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L155 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L155 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L304 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L304 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L315 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L315 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L158 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L158 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L304-2 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L315-2 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L319 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L319 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L162 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L161 has no Hoare annotation [2022-04-28 14:55:50,448 WARN L170 areAnnotationChecker]: L161 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L332 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L332 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L164 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L164 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L332-2 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L332-2 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L168 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L168 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L167 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L167 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L362 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L341 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L341 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L387 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L387 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L170 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L170 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L364 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L364 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L344 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L344 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L388 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L388 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L396 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L174 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L173 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L173 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L344-1 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L345 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L345 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L399 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L399 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L429 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L429 has no Hoare annotation [2022-04-28 14:55:50,449 WARN L170 areAnnotationChecker]: L176 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L176 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L350 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L350 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L400 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L400 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L408 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L177 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L177 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L179 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L179 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L353 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L353 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L411 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L411 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L440 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L440 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L437-1 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L183 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L182 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L182 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L353-2 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L451 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L451 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L185 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L185 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L361 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L361 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L454 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L454 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L189 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L188 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L188 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L458 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L458 has no Hoare annotation [2022-04-28 14:55:50,450 WARN L170 areAnnotationChecker]: L468 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L468 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L191 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L191 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L195 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L194 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L194 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L477 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L477 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L197 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L197 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L201 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L486 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L486 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L203 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L203 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L489-2 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L489-2 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L489 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L489 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L207 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L206 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L206 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L500 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L500 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L492 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L492 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L510 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L510 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L209 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L209 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L500-2 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L515 has no Hoare annotation [2022-04-28 14:55:50,451 WARN L170 areAnnotationChecker]: L515 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L213 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L212 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L212 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L521-2 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L521-2 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L518 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L518 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L539 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L539 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L215 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L215 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L531 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L531 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L521 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L521 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L545-2 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L545-2 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L542 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L542 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L216 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L218 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L554 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L554 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L545 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L545 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L564 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L564 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L554-2 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L567 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L567 has no Hoare annotation [2022-04-28 14:55:50,452 WARN L170 areAnnotationChecker]: L564-1 has no Hoare annotation [2022-04-28 14:55:50,453 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2022-04-28 14:55:50,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.04 02:55:50 BoogieIcfgContainer [2022-04-28 14:55:50,454 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-28 14:55:50,455 INFO L158 Benchmark]: Toolchain (without parser) took 62186.38ms. Allocated memory was 182.5MB in the beginning and 329.3MB in the end (delta: 146.8MB). Free memory was 133.4MB in the beginning and 159.1MB in the end (delta: -25.7MB). Peak memory consumption was 121.3MB. Max. memory is 8.0GB. [2022-04-28 14:55:50,455 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 182.5MB. Free memory is still 150.4MB. There was no memory consumed. Max. memory is 8.0GB. [2022-04-28 14:55:50,455 INFO L158 Benchmark]: CACSL2BoogieTranslator took 263.48ms. Allocated memory is still 182.5MB. Free memory was 133.3MB in the beginning and 153.7MB in the end (delta: -20.5MB). Peak memory consumption was 10.8MB. Max. memory is 8.0GB. [2022-04-28 14:55:50,455 INFO L158 Benchmark]: Boogie Preprocessor took 39.61ms. Allocated memory is still 182.5MB. Free memory was 153.7MB in the beginning and 151.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-04-28 14:55:50,455 INFO L158 Benchmark]: RCFGBuilder took 638.35ms. Allocated memory is still 182.5MB. Free memory was 151.1MB in the beginning and 114.4MB in the end (delta: 36.7MB). Peak memory consumption was 36.7MB. Max. memory is 8.0GB. [2022-04-28 14:55:50,455 INFO L158 Benchmark]: TraceAbstraction took 61240.57ms. Allocated memory was 182.5MB in the beginning and 329.3MB in the end (delta: 146.8MB). Free memory was 113.9MB in the beginning and 159.1MB in the end (delta: -45.2MB). Peak memory consumption was 102.1MB. Max. memory is 8.0GB. [2022-04-28 14:55:50,456 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 182.5MB. Free memory is still 150.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 263.48ms. Allocated memory is still 182.5MB. Free memory was 133.3MB in the beginning and 153.7MB in the end (delta: -20.5MB). Peak memory consumption was 10.8MB. Max. memory is 8.0GB. * Boogie Preprocessor took 39.61ms. Allocated memory is still 182.5MB. Free memory was 153.7MB in the beginning and 151.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 638.35ms. Allocated memory is still 182.5MB. Free memory was 151.1MB in the beginning and 114.4MB in the end (delta: 36.7MB). Peak memory consumption was 36.7MB. Max. memory is 8.0GB. * TraceAbstraction took 61240.57ms. Allocated memory was 182.5MB in the beginning and 329.3MB in the end (delta: 146.8MB). Free memory was 113.9MB in the beginning and 159.1MB in the end (delta: -45.2MB). Peak memory consumption was 102.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 652]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L657] int s ; [L658] int tmp ; [L662] s = 8464 [L663] CALL ssl3_accept(s) [L23] int s__info_callback = __VERIFIER_nondet_int() ; [L24] int s__in_handshake = __VERIFIER_nondet_int() ; [L25] int s__state ; [L26] int s__new_session ; [L27] int s__server ; [L28] int s__version = __VERIFIER_nondet_int() ; [L29] int s__type ; [L30] int s__init_num ; [L31] int s__hit = __VERIFIER_nondet_int() ; [L32] int s__rwstate ; [L33] int s__init_buf___0 = 1; [L34] int s__debug = __VERIFIER_nondet_int() ; [L35] int s__shutdown ; [L36] int s__cert = __VERIFIER_nondet_int() ; [L37] int s__options = __VERIFIER_nondet_int() ; [L38] int s__verify_mode = __VERIFIER_nondet_int() ; [L39] int s__session__peer = __VERIFIER_nondet_int() ; [L40] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int() ; [L41] int s__ctx__info_callback = __VERIFIER_nondet_int() ; [L42] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int() ; [L43] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int() ; [L44] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int() ; [L45] int s__s3__tmp__cert_request ; [L46] int s__s3__tmp__reuse_message ; [L47] int s__s3__tmp__use_rsa_tmp ; [L48] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int() ; [L49] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int() ; [L50] int s__s3__tmp__next_state___0 ; [L51] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int() ; [L52] int s__session__cipher ; [L53] int buf ; [L54] unsigned long l ; [L55] unsigned long Time ; [L56] unsigned long tmp ; [L57] int cb ; [L58] long num1 = __VERIFIER_nondet_long() ; [L59] int ret ; [L60] int new_state ; [L61] int state ; [L62] int skip ; [L63] int got_new_session ; [L64] int tmp___1 = __VERIFIER_nondet_int() ; [L65] int tmp___2 = __VERIFIER_nondet_int() ; [L66] int tmp___3 = __VERIFIER_nondet_int() ; [L67] int tmp___4 = __VERIFIER_nondet_int() ; [L68] int tmp___5 = __VERIFIER_nondet_int() ; [L69] int tmp___6 = __VERIFIER_nondet_int() ; [L70] int tmp___7 ; [L71] long tmp___8 = __VERIFIER_nondet_long() ; [L72] int tmp___9 = __VERIFIER_nondet_int() ; [L73] int tmp___10 = __VERIFIER_nondet_int() ; [L74] int blastFlag ; [L75] int __cil_tmp55 ; [L76] unsigned long __cil_tmp56 ; [L77] unsigned long __cil_tmp57 ; [L78] unsigned long __cil_tmp58 ; [L79] unsigned long __cil_tmp59 ; [L80] int __cil_tmp60 ; [L81] unsigned long __cil_tmp61 ; [L84] s__s3__tmp__reuse_message = 0 [L85] s__state = initial_state [L86] blastFlag = 0 [L87] tmp = __VERIFIER_nondet_int() [L88] Time = tmp [L89] cb = 0 [L90] ret = -1 [L91] skip = 0 [L92] got_new_session = 0 [L93] COND TRUE s__info_callback != 0 [L94] cb = s__info_callback [L100] s__in_handshake ++ [L101] COND TRUE tmp___1 + 12288 [L102] COND TRUE tmp___2 + 16384 [L106] COND FALSE !(s__cert == 0) [L110] COND TRUE 1 [L112] state = s__state [L113] COND FALSE !(s__state == 12292) [L116] COND FALSE !(s__state == 16384) [L119] COND FALSE !(s__state == 8192) [L122] COND FALSE !(s__state == 24576) [L125] COND FALSE !(s__state == 8195) [L128] COND FALSE !(s__state == 8480) [L131] COND FALSE !(s__state == 8481) [L134] COND FALSE !(s__state == 8482) [L137] COND TRUE s__state == 8464 [L283] s__shutdown = 0 [L284] ret = __VERIFIER_nondet_int() [L285] COND TRUE blastFlag == 0 [L286] blastFlag = 1 [L288] COND FALSE !(ret <= 0) [L291] got_new_session = 1 [L292] s__state = 8496 [L293] s__init_num = 0 [L614] COND TRUE ! s__s3__tmp__reuse_message [L615] COND TRUE ! skip [L616] COND TRUE tmp___1 != -12288 [L617] COND TRUE s__state != 8656 [L618] COND TRUE tmp___2 != -16384 [L619] COND FALSE !(state == 8496) [L626] COND FALSE !(\read(s__debug)) [L632] COND TRUE cb != 0 [L633] COND TRUE s__state != state [L634] new_state = s__state [L635] s__state = state [L636] s__state = new_state [L641] skip = 0 [L110] COND TRUE 1 [L112] state = s__state [L113] COND FALSE !(s__state == 12292) [L116] COND FALSE !(s__state == 16384) [L119] COND FALSE !(s__state == 8192) [L122] COND FALSE !(s__state == 24576) [L125] COND FALSE !(s__state == 8195) [L128] COND FALSE !(s__state == 8480) [L131] COND FALSE !(s__state == 8481) [L134] COND FALSE !(s__state == 8482) [L137] COND FALSE !(s__state == 8464) [L140] COND FALSE !(s__state == 8465) [L143] COND FALSE !(s__state == 8466) [L146] COND TRUE s__state == 8496 [L297] ret = __VERIFIER_nondet_int() [L298] COND TRUE blastFlag == 1 [L299] blastFlag = 2 [L301] COND FALSE !(ret <= 0) [L304] COND FALSE !(\read(s__hit)) [L307] s__state = 8512 [L309] s__init_num = 0 [L614] COND TRUE ! s__s3__tmp__reuse_message [L615] COND TRUE ! skip [L616] COND TRUE tmp___1 != -12288 [L617] COND TRUE s__state != 8656 [L618] COND TRUE tmp___2 != -16384 [L619] COND TRUE state == 8496 [L652] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 163 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 61.2s, OverallIterations: 13, TraceHistogramMax: 2, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 29.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5739 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5737 mSDsluCounter, 3028 SdHoareTripleChecker+Invalid, 1.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 111 mSDsCounter, 165 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2897 IncrementalHoareTripleChecker+Invalid, 3062 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 165 mSolverCounterUnsat, 2917 mSDtfsCounter, 2897 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 93 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2652occurred in iteration=12, InterpolantAutomatonStates: 55, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 17.1s AutomataMinimizationTime, 12 MinimizatonAttempts, 1123 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: No data available, 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! [2022-04-28 14:55:50,481 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...