/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/acceleratedInterpolationJordan_32.epf -i ../../../trunk/examples/svcomp/openssl-simplified/s3_srvr_6.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-34549b5 [2022-04-08 08:17:22,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-08 08:17:22,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-08 08:17:22,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-04-08 08:17:22,221 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-08 08:17:22,222 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-08 08:17:22,223 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-08 08:17:22,224 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-08 08:17:22,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-08 08:17:22,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-08 08:17:22,227 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-08 08:17:22,229 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-08 08:17:22,230 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-08 08:17:22,232 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-08 08:17:22,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-08 08:17:22,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-08 08:17:22,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-08 08:17:22,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-04-08 08:17:22,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-08 08:17:22,245 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-08 08:17:22,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-08 08:17:22,252 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf [2022-04-08 08:17:22,264 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-08 08:17:22,265 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-08 08:17:22,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-08 08:17:22,266 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-08 08:17:22,266 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-08 08:17:22,266 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-08 08:17:22,266 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-08 08:17:22,266 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-08 08:17:22,267 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-08 08:17:22,267 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-08 08:17:22,267 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-08 08:17:22,268 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-08 08:17:22,268 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-08 08:17:22,268 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-08 08:17:22,268 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-08 08:17:22,268 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-08 08:17:22,268 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-08 08:17:22,268 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-08 08:17:22,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-08 08:17:22,269 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-08 08:17:22,269 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-04-08 08:17:22,269 INFO L138 SettingsManager]: * Trace refinement strategy=ACCELERATED_INTERPOLATION [2022-04-08 08:17:22,269 INFO L138 SettingsManager]: * Trace refinement strategy used in Accelerated Interpolation=CAMEL [2022-04-08 08:17:22,269 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-08 08:17:22,269 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2022-04-08 08:17:22,269 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-08 08:17:22,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-08 08:17:22,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-08 08:17:22,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-08 08:17:22,511 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-08 08:17:22,513 INFO L275 PluginConnector]: CDTParser initialized [2022-04-08 08:17:22,514 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/openssl-simplified/s3_srvr_6.cil-2.c [2022-04-08 08:17:22,584 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9217f0984/ac99838194fd420581b82b5a8a9e0f0a/FLAG11c9ff7d4 [2022-04-08 08:17:22,957 INFO L306 CDTParser]: Found 1 translation units. [2022-04-08 08:17:22,958 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/openssl-simplified/s3_srvr_6.cil-2.c [2022-04-08 08:17:22,966 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9217f0984/ac99838194fd420581b82b5a8a9e0f0a/FLAG11c9ff7d4 [2022-04-08 08:17:22,987 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9217f0984/ac99838194fd420581b82b5a8a9e0f0a [2022-04-08 08:17:22,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-08 08:17:22,991 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-04-08 08:17:22,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-08 08:17:22,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-08 08:17:22,997 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-08 08:17:22,998 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.04 08:17:22" (1/1) ... [2022-04-08 08:17:22,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cf1b230 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 08:17:22, skipping insertion in model container [2022-04-08 08:17:22,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.04 08:17:22" (1/1) ... [2022-04-08 08:17:23,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-08 08:17:23,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-08 08:17:23,301 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_6.cil-2.c[48455,48468] [2022-04-08 08:17:23,313 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-08 08:17:23,321 INFO L203 MainTranslator]: Completed pre-run [2022-04-08 08:17:23,381 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_6.cil-2.c[48455,48468] [2022-04-08 08:17:23,396 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-08 08:17:23,410 INFO L208 MainTranslator]: Completed translation [2022-04-08 08:17:23,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 08:17:23 WrapperNode [2022-04-08 08:17:23,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-08 08:17:23,411 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-08 08:17:23,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-08 08:17:23,411 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-08 08:17:23,418 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 08:17:23" (1/1) ... [2022-04-08 08:17:23,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 08:17:23" (1/1) ... [2022-04-08 08:17:23,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 08:17:23" (1/1) ... [2022-04-08 08:17:23,427 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 08:17:23" (1/1) ... [2022-04-08 08:17:23,442 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 08:17:23" (1/1) ... [2022-04-08 08:17:23,457 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 08:17:23" (1/1) ... [2022-04-08 08:17:23,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 08:17:23" (1/1) ... [2022-04-08 08:17:23,462 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-08 08:17:23,463 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-08 08:17:23,463 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-08 08:17:23,463 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-08 08:17:23,470 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 08:17:23" (1/1) ... [2022-04-08 08:17:23,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-08 08:17:23,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 08:17:23,506 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) [2022-04-08 08:17:23,515 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 [2022-04-08 08:17:23,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-08 08:17:23,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-08 08:17:23,535 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-08 08:17:23,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2022-04-08 08:17:23,535 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-08 08:17:23,535 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-08 08:17:23,535 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-08 08:17:23,535 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-08 08:17:23,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-08 08:17:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2022-04-08 08:17:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-04-08 08:17:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-04-08 08:17:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2022-04-08 08:17:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-08 08:17:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-08 08:17:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-08 08:17:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-08 08:17:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-08 08:17:23,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-08 08:17:23,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-08 08:17:23,611 INFO L234 CfgBuilder]: Building ICFG [2022-04-08 08:17:23,612 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-08 08:17:23,684 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-08 08:17:24,187 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2022-04-08 08:17:24,187 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2022-04-08 08:17:24,194 INFO L275 CfgBuilder]: Performing block encoding [2022-04-08 08:17:24,202 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-08 08:17:24,202 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-04-08 08:17:24,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.04 08:17:24 BoogieIcfgContainer [2022-04-08 08:17:24,205 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-08 08:17:24,207 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-08 08:17:24,207 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-08 08:17:24,210 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-08 08:17:24,210 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.04 08:17:22" (1/3) ... [2022-04-08 08:17:24,211 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@154ae13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.04 08:17:24, skipping insertion in model container [2022-04-08 08:17:24,211 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 08:17:23" (2/3) ... [2022-04-08 08:17:24,212 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@154ae13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.04 08:17:24, skipping insertion in model container [2022-04-08 08:17:24,212 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.04 08:17:24" (3/3) ... [2022-04-08 08:17:24,213 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_6.cil-2.c [2022-04-08 08:17:24,217 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-04-08 08:17:24,218 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-08 08:17:24,263 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-08 08:17:24,272 INFO L340 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 [2022-04-08 08:17:24,273 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-08 08:17:24,310 INFO L276 IsEmpty]: Start isEmpty. Operand has 167 states, 159 states have (on average 1.7421383647798743) internal successors, (277), 160 states have internal predecessors, (277), 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) [2022-04-08 08:17:24,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-04-08 08:17:24,324 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:17:24,325 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 08:17:24,325 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:17:24,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:17:24,330 INFO L85 PathProgramCache]: Analyzing trace with hash 1438315917, now seen corresponding path program 1 times [2022-04-08 08:17:24,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:17:24,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1000755253] [2022-04-08 08:17:24,360 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:17:24,360 INFO L85 PathProgramCache]: Analyzing trace with hash 1438315917, now seen corresponding path program 2 times [2022-04-08 08:17:24,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:17:24,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597690279] [2022-04-08 08:17:24,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:17:24,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:17:24,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:17:24,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:17:24,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:17:24,696 INFO L290 TraceCheckUtils]: 0: Hoare triple {178#(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(18, 2);call #Ultimate.allocInit(12, 3); {170#true} is VALID [2022-04-08 08:17:24,697 INFO L290 TraceCheckUtils]: 1: Hoare triple {170#true} assume true; {170#true} is VALID [2022-04-08 08:17:24,697 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {170#true} {170#true} #704#return; {170#true} is VALID [2022-04-08 08:17:24,698 INFO L272 TraceCheckUtils]: 0: Hoare triple {170#true} call ULTIMATE.init(); {178#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:17:24,699 INFO L290 TraceCheckUtils]: 1: Hoare triple {178#(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(18, 2);call #Ultimate.allocInit(12, 3); {170#true} is VALID [2022-04-08 08:17:24,699 INFO L290 TraceCheckUtils]: 2: Hoare triple {170#true} assume true; {170#true} is VALID [2022-04-08 08:17:24,699 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {170#true} {170#true} #704#return; {170#true} is VALID [2022-04-08 08:17:24,699 INFO L272 TraceCheckUtils]: 4: Hoare triple {170#true} call #t~ret55 := main(); {170#true} is VALID [2022-04-08 08:17:24,700 INFO L290 TraceCheckUtils]: 5: Hoare triple {170#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {175#(<= main_~s~0 8464)} is VALID [2022-04-08 08:17:24,701 INFO L272 TraceCheckUtils]: 6: Hoare triple {175#(<= main_~s~0 8464)} call #t~ret54 := ssl3_accept(~s~0); {176#(not (= 8640 |ssl3_accept_#in~initial_state|))} is VALID [2022-04-08 08:17:24,710 INFO L290 TraceCheckUtils]: 7: Hoare triple {176#(not (= 8640 |ssl3_accept_#in~initial_state|))} ~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;assume -2147483648 <= #t~nondet18 && #t~nondet18 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet18;havoc #t~nondet18;havoc ~s__s3__tmp__use_rsa_tmp~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~s__s3__tmp__new_cipher~0 := #t~nondet19;havoc #t~nondet19;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet20;havoc #t~nondet20;havoc ~s__s3__tmp__next_state___0~0;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~s__s3__tmp__new_cipher__algo_strength~0 := #t~nondet21;havoc #t~nondet21;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~num1~0 := #t~nondet22;havoc #t~nondet22;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___1~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___2~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___3~0 := #t~nondet25;havoc #t~nondet25;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___4~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___5~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___6~0 := #t~nondet28;havoc #t~nondet28;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet29 && #t~nondet29 <= 2147483647;~tmp___8~0 := #t~nondet29;havoc #t~nondet29;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp___9~0 := #t~nondet30;havoc #t~nondet30;assume -2147483648 <= #t~nondet31 && #t~nondet31 <= 2147483647;~tmp___10~0 := #t~nondet31;havoc #t~nondet31;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__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet32 && #t~nondet32 <= 2147483647;~tmp~0 := #t~nondet32;havoc #t~nondet32;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,710 INFO L290 TraceCheckUtils]: 8: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,711 INFO L290 TraceCheckUtils]: 9: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} #t~post33 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post33;havoc #t~post33; {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,715 INFO L290 TraceCheckUtils]: 10: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(0 != 12288 + ~tmp___1~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,716 INFO L290 TraceCheckUtils]: 11: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(0 == ~s__cert~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,716 INFO L290 TraceCheckUtils]: 12: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !false; {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,718 INFO L290 TraceCheckUtils]: 13: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} ~state~0 := ~s__state~0; {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,719 INFO L290 TraceCheckUtils]: 14: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(12292 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,719 INFO L290 TraceCheckUtils]: 15: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(16384 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,720 INFO L290 TraceCheckUtils]: 16: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(8192 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,721 INFO L290 TraceCheckUtils]: 17: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(24576 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,721 INFO L290 TraceCheckUtils]: 18: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(8195 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,722 INFO L290 TraceCheckUtils]: 19: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(8480 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,722 INFO L290 TraceCheckUtils]: 20: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(8481 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,723 INFO L290 TraceCheckUtils]: 21: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(8482 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,723 INFO L290 TraceCheckUtils]: 22: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(8464 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,724 INFO L290 TraceCheckUtils]: 23: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(8465 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,724 INFO L290 TraceCheckUtils]: 24: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(8466 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,725 INFO L290 TraceCheckUtils]: 25: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(8496 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,725 INFO L290 TraceCheckUtils]: 26: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(8497 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,726 INFO L290 TraceCheckUtils]: 27: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(8512 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,726 INFO L290 TraceCheckUtils]: 28: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(8513 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,727 INFO L290 TraceCheckUtils]: 29: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(8528 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,727 INFO L290 TraceCheckUtils]: 30: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(8529 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,728 INFO L290 TraceCheckUtils]: 31: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(8544 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,728 INFO L290 TraceCheckUtils]: 32: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(8545 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,729 INFO L290 TraceCheckUtils]: 33: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(8560 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,729 INFO L290 TraceCheckUtils]: 34: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(8561 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,730 INFO L290 TraceCheckUtils]: 35: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(8448 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,730 INFO L290 TraceCheckUtils]: 36: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(8576 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,732 INFO L290 TraceCheckUtils]: 37: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(8577 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,733 INFO L290 TraceCheckUtils]: 38: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(8592 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,734 INFO L290 TraceCheckUtils]: 39: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(8593 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,734 INFO L290 TraceCheckUtils]: 40: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(8608 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,735 INFO L290 TraceCheckUtils]: 41: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume !(8609 == ~s__state~0); {177#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:17:24,736 INFO L290 TraceCheckUtils]: 42: Hoare triple {177#(not (= ssl3_accept_~s__state~0 8640))} assume 8640 == ~s__state~0; {171#false} is VALID [2022-04-08 08:17:24,736 INFO L290 TraceCheckUtils]: 43: Hoare triple {171#false} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~ret~0 := #t~nondet48;havoc #t~nondet48; {171#false} is VALID [2022-04-08 08:17:24,736 INFO L290 TraceCheckUtils]: 44: Hoare triple {171#false} assume !(9 == ~blastFlag~0); {171#false} is VALID [2022-04-08 08:17:24,737 INFO L290 TraceCheckUtils]: 45: Hoare triple {171#false} assume !(12 == ~blastFlag~0); {171#false} is VALID [2022-04-08 08:17:24,740 INFO L290 TraceCheckUtils]: 46: Hoare triple {171#false} assume !(15 == ~blastFlag~0); {171#false} is VALID [2022-04-08 08:17:24,741 INFO L290 TraceCheckUtils]: 47: Hoare triple {171#false} assume !(18 == ~blastFlag~0); {171#false} is VALID [2022-04-08 08:17:24,742 INFO L290 TraceCheckUtils]: 48: Hoare triple {171#false} assume 21 == ~blastFlag~0; {171#false} is VALID [2022-04-08 08:17:24,743 INFO L290 TraceCheckUtils]: 49: Hoare triple {171#false} assume !false; {171#false} is VALID [2022-04-08 08:17:24,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-08 08:17:24,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:17:24,746 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597690279] [2022-04-08 08:17:24,747 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1597690279] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:17:24,747 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:17:24,747 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:17:24,751 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:17:24,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1000755253] [2022-04-08 08:17:24,752 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1000755253] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:17:24,752 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:17:24,752 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:17:24,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634706418] [2022-04-08 08:17:24,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:17:24,758 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 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 50 [2022-04-08 08:17:24,760 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:17:24,764 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 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) [2022-04-08 08:17:24,813 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 50 edges. 50 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:17:24,813 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:17:24,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:17:24,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:17:24,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:17:24,854 INFO L87 Difference]: Start difference. First operand has 167 states, 159 states have (on average 1.7421383647798743) internal successors, (277), 160 states have internal predecessors, (277), 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 6 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 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) [2022-04-08 08:17:26,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:17:26,290 INFO L93 Difference]: Finished difference Result 373 states and 645 transitions. [2022-04-08 08:17:26,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:17:26,295 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 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 50 [2022-04-08 08:17:26,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:17:26,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 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) [2022-04-08 08:17:26,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 645 transitions. [2022-04-08 08:17:26,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 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) [2022-04-08 08:17:26,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 645 transitions. [2022-04-08 08:17:26,330 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 645 transitions. [2022-04-08 08:17:26,870 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 645 edges. 645 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:17:26,887 INFO L225 Difference]: With dead ends: 373 [2022-04-08 08:17:26,888 INFO L226 Difference]: Without dead ends: 199 [2022-04-08 08:17:26,892 INFO L912 BasicCegarLoop]: 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 [2022-04-08 08:17:26,898 INFO L913 BasicCegarLoop]: 204 mSDtfsCounter, 931 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 424 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 931 SdHoareTripleChecker+Valid, 225 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 424 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-04-08 08:17:26,899 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [931 Valid, 225 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 424 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-04-08 08:17:26,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2022-04-08 08:17:26,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 189. [2022-04-08 08:17:26,958 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:17:26,966 INFO L82 GeneralOperation]: Start isEquivalent. First operand 199 states. Second operand has 189 states, 184 states have (on average 1.6467391304347827) internal successors, (303), 184 states have internal predecessors, (303), 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) [2022-04-08 08:17:26,967 INFO L74 IsIncluded]: Start isIncluded. First operand 199 states. Second operand has 189 states, 184 states have (on average 1.6467391304347827) internal successors, (303), 184 states have internal predecessors, (303), 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) [2022-04-08 08:17:26,968 INFO L87 Difference]: Start difference. First operand 199 states. Second operand has 189 states, 184 states have (on average 1.6467391304347827) internal successors, (303), 184 states have internal predecessors, (303), 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) [2022-04-08 08:17:26,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:17:26,978 INFO L93 Difference]: Finished difference Result 199 states and 322 transitions. [2022-04-08 08:17:26,979 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 322 transitions. [2022-04-08 08:17:26,985 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:17:26,986 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:17:26,986 INFO L74 IsIncluded]: Start isIncluded. First operand has 189 states, 184 states have (on average 1.6467391304347827) internal successors, (303), 184 states have internal predecessors, (303), 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 199 states. [2022-04-08 08:17:26,987 INFO L87 Difference]: Start difference. First operand has 189 states, 184 states have (on average 1.6467391304347827) internal successors, (303), 184 states have internal predecessors, (303), 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 199 states. [2022-04-08 08:17:26,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:17:26,997 INFO L93 Difference]: Finished difference Result 199 states and 322 transitions. [2022-04-08 08:17:26,997 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 322 transitions. [2022-04-08 08:17:26,998 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:17:26,998 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:17:26,998 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:17:26,998 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:17:26,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 184 states have (on average 1.6467391304347827) internal successors, (303), 184 states have internal predecessors, (303), 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) [2022-04-08 08:17:27,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 307 transitions. [2022-04-08 08:17:27,008 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 307 transitions. Word has length 50 [2022-04-08 08:17:27,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:17:27,009 INFO L478 AbstractCegarLoop]: Abstraction has 189 states and 307 transitions. [2022-04-08 08:17:27,009 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 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) [2022-04-08 08:17:27,009 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 189 states and 307 transitions. [2022-04-08 08:17:27,295 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 307 edges. 307 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:17:27,296 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 307 transitions. [2022-04-08 08:17:27,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-04-08 08:17:27,297 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:17:27,297 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 08:17:27,297 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-08 08:17:27,298 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:17:27,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:17:27,298 INFO L85 PathProgramCache]: Analyzing trace with hash 931339332, now seen corresponding path program 1 times [2022-04-08 08:17:27,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:17:27,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1684013989] [2022-04-08 08:17:27,299 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:17:27,299 INFO L85 PathProgramCache]: Analyzing trace with hash 931339332, now seen corresponding path program 2 times [2022-04-08 08:17:27,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:17:27,300 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912224529] [2022-04-08 08:17:27,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:17:27,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:17:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:17:27,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:17:27,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:17:27,448 INFO L290 TraceCheckUtils]: 0: Hoare triple {1717#(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(18, 2);call #Ultimate.allocInit(12, 3); {1709#true} is VALID [2022-04-08 08:17:27,448 INFO L290 TraceCheckUtils]: 1: Hoare triple {1709#true} assume true; {1709#true} is VALID [2022-04-08 08:17:27,449 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {1709#true} {1709#true} #704#return; {1709#true} is VALID [2022-04-08 08:17:27,449 INFO L272 TraceCheckUtils]: 0: Hoare triple {1709#true} call ULTIMATE.init(); {1717#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:17:27,449 INFO L290 TraceCheckUtils]: 1: Hoare triple {1717#(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(18, 2);call #Ultimate.allocInit(12, 3); {1709#true} is VALID [2022-04-08 08:17:27,450 INFO L290 TraceCheckUtils]: 2: Hoare triple {1709#true} assume true; {1709#true} is VALID [2022-04-08 08:17:27,450 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1709#true} {1709#true} #704#return; {1709#true} is VALID [2022-04-08 08:17:27,450 INFO L272 TraceCheckUtils]: 4: Hoare triple {1709#true} call #t~ret55 := main(); {1709#true} is VALID [2022-04-08 08:17:27,450 INFO L290 TraceCheckUtils]: 5: Hoare triple {1709#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {1714#(<= main_~s~0 8464)} is VALID [2022-04-08 08:17:27,451 INFO L272 TraceCheckUtils]: 6: Hoare triple {1714#(<= main_~s~0 8464)} call #t~ret54 := ssl3_accept(~s~0); {1715#(not (= 8641 |ssl3_accept_#in~initial_state|))} is VALID [2022-04-08 08:17:27,453 INFO L290 TraceCheckUtils]: 7: Hoare triple {1715#(not (= 8641 |ssl3_accept_#in~initial_state|))} ~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;assume -2147483648 <= #t~nondet18 && #t~nondet18 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet18;havoc #t~nondet18;havoc ~s__s3__tmp__use_rsa_tmp~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~s__s3__tmp__new_cipher~0 := #t~nondet19;havoc #t~nondet19;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet20;havoc #t~nondet20;havoc ~s__s3__tmp__next_state___0~0;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~s__s3__tmp__new_cipher__algo_strength~0 := #t~nondet21;havoc #t~nondet21;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~num1~0 := #t~nondet22;havoc #t~nondet22;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___1~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___2~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___3~0 := #t~nondet25;havoc #t~nondet25;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___4~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___5~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___6~0 := #t~nondet28;havoc #t~nondet28;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet29 && #t~nondet29 <= 2147483647;~tmp___8~0 := #t~nondet29;havoc #t~nondet29;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp___9~0 := #t~nondet30;havoc #t~nondet30;assume -2147483648 <= #t~nondet31 && #t~nondet31 <= 2147483647;~tmp___10~0 := #t~nondet31;havoc #t~nondet31;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__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet32 && #t~nondet32 <= 2147483647;~tmp~0 := #t~nondet32;havoc #t~nondet32;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,453 INFO L290 TraceCheckUtils]: 8: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,454 INFO L290 TraceCheckUtils]: 9: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} #t~post33 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post33;havoc #t~post33; {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,454 INFO L290 TraceCheckUtils]: 10: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(0 != 12288 + ~tmp___1~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,455 INFO L290 TraceCheckUtils]: 11: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(0 == ~s__cert~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,455 INFO L290 TraceCheckUtils]: 12: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !false; {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,455 INFO L290 TraceCheckUtils]: 13: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} ~state~0 := ~s__state~0; {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,456 INFO L290 TraceCheckUtils]: 14: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(12292 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,456 INFO L290 TraceCheckUtils]: 15: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(16384 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,456 INFO L290 TraceCheckUtils]: 16: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8192 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,457 INFO L290 TraceCheckUtils]: 17: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(24576 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,457 INFO L290 TraceCheckUtils]: 18: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8195 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,458 INFO L290 TraceCheckUtils]: 19: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8480 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,458 INFO L290 TraceCheckUtils]: 20: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8481 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,458 INFO L290 TraceCheckUtils]: 21: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8482 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,459 INFO L290 TraceCheckUtils]: 22: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8464 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,459 INFO L290 TraceCheckUtils]: 23: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8465 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,460 INFO L290 TraceCheckUtils]: 24: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8466 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,460 INFO L290 TraceCheckUtils]: 25: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8496 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,460 INFO L290 TraceCheckUtils]: 26: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8497 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,461 INFO L290 TraceCheckUtils]: 27: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8512 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,461 INFO L290 TraceCheckUtils]: 28: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8513 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,462 INFO L290 TraceCheckUtils]: 29: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8528 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,462 INFO L290 TraceCheckUtils]: 30: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8529 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,462 INFO L290 TraceCheckUtils]: 31: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8544 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,463 INFO L290 TraceCheckUtils]: 32: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8545 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,463 INFO L290 TraceCheckUtils]: 33: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8560 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,463 INFO L290 TraceCheckUtils]: 34: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8561 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,464 INFO L290 TraceCheckUtils]: 35: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8448 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,464 INFO L290 TraceCheckUtils]: 36: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8576 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,465 INFO L290 TraceCheckUtils]: 37: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8577 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,465 INFO L290 TraceCheckUtils]: 38: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8592 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,465 INFO L290 TraceCheckUtils]: 39: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8593 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,466 INFO L290 TraceCheckUtils]: 40: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8608 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,466 INFO L290 TraceCheckUtils]: 41: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8609 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,466 INFO L290 TraceCheckUtils]: 42: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume !(8640 == ~s__state~0); {1716#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:17:27,467 INFO L290 TraceCheckUtils]: 43: Hoare triple {1716#(not (= ssl3_accept_~s__state~0 8641))} assume 8641 == ~s__state~0; {1710#false} is VALID [2022-04-08 08:17:27,467 INFO L290 TraceCheckUtils]: 44: Hoare triple {1710#false} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~ret~0 := #t~nondet48;havoc #t~nondet48; {1710#false} is VALID [2022-04-08 08:17:27,467 INFO L290 TraceCheckUtils]: 45: Hoare triple {1710#false} assume !(9 == ~blastFlag~0); {1710#false} is VALID [2022-04-08 08:17:27,467 INFO L290 TraceCheckUtils]: 46: Hoare triple {1710#false} assume !(12 == ~blastFlag~0); {1710#false} is VALID [2022-04-08 08:17:27,467 INFO L290 TraceCheckUtils]: 47: Hoare triple {1710#false} assume !(15 == ~blastFlag~0); {1710#false} is VALID [2022-04-08 08:17:27,468 INFO L290 TraceCheckUtils]: 48: Hoare triple {1710#false} assume !(18 == ~blastFlag~0); {1710#false} is VALID [2022-04-08 08:17:27,468 INFO L290 TraceCheckUtils]: 49: Hoare triple {1710#false} assume 21 == ~blastFlag~0; {1710#false} is VALID [2022-04-08 08:17:27,468 INFO L290 TraceCheckUtils]: 50: Hoare triple {1710#false} assume !false; {1710#false} is VALID [2022-04-08 08:17:27,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-08 08:17:27,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:17:27,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912224529] [2022-04-08 08:17:27,469 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912224529] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:17:27,469 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:17:27,469 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:17:27,469 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:17:27,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1684013989] [2022-04-08 08:17:27,470 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1684013989] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:17:27,470 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:17:27,470 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:17:27,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955467395] [2022-04-08 08:17:27,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:17:27,471 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 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 51 [2022-04-08 08:17:27,471 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:17:27,471 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 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) [2022-04-08 08:17:27,511 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:17:27,511 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:17:27,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:17:27,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:17:27,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:17:27,512 INFO L87 Difference]: Start difference. First operand 189 states and 307 transitions. Second operand has 6 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 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) [2022-04-08 08:17:28,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:17:28,523 INFO L93 Difference]: Finished difference Result 413 states and 685 transitions. [2022-04-08 08:17:28,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:17:28,523 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 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 51 [2022-04-08 08:17:28,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:17:28,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 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) [2022-04-08 08:17:28,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 543 transitions. [2022-04-08 08:17:28,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 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) [2022-04-08 08:17:28,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 543 transitions. [2022-04-08 08:17:28,533 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 543 transitions. [2022-04-08 08:17:28,929 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 543 edges. 543 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:17:28,935 INFO L225 Difference]: With dead ends: 413 [2022-04-08 08:17:28,935 INFO L226 Difference]: Without dead ends: 238 [2022-04-08 08:17:28,936 INFO L912 BasicCegarLoop]: 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 [2022-04-08 08:17:28,937 INFO L913 BasicCegarLoop]: 165 mSDtfsCounter, 796 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 365 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 796 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-08 08:17:28,938 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [796 Valid, 182 Invalid, 426 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 365 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-08 08:17:28,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2022-04-08 08:17:28,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 228. [2022-04-08 08:17:28,971 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:17:28,971 INFO L82 GeneralOperation]: Start isEquivalent. First operand 238 states. Second operand has 228 states, 223 states have (on average 1.6860986547085202) internal successors, (376), 223 states have internal predecessors, (376), 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) [2022-04-08 08:17:28,972 INFO L74 IsIncluded]: Start isIncluded. First operand 238 states. Second operand has 228 states, 223 states have (on average 1.6860986547085202) internal successors, (376), 223 states have internal predecessors, (376), 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) [2022-04-08 08:17:28,973 INFO L87 Difference]: Start difference. First operand 238 states. Second operand has 228 states, 223 states have (on average 1.6860986547085202) internal successors, (376), 223 states have internal predecessors, (376), 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) [2022-04-08 08:17:28,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:17:28,987 INFO L93 Difference]: Finished difference Result 238 states and 395 transitions. [2022-04-08 08:17:28,987 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 395 transitions. [2022-04-08 08:17:28,987 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:17:28,987 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:17:28,988 INFO L74 IsIncluded]: Start isIncluded. First operand has 228 states, 223 states have (on average 1.6860986547085202) internal successors, (376), 223 states have internal predecessors, (376), 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 238 states. [2022-04-08 08:17:28,989 INFO L87 Difference]: Start difference. First operand has 228 states, 223 states have (on average 1.6860986547085202) internal successors, (376), 223 states have internal predecessors, (376), 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 238 states. [2022-04-08 08:17:29,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:17:29,002 INFO L93 Difference]: Finished difference Result 238 states and 395 transitions. [2022-04-08 08:17:29,002 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 395 transitions. [2022-04-08 08:17:29,002 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:17:29,002 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:17:29,002 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:17:29,003 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:17:29,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 223 states have (on average 1.6860986547085202) internal successors, (376), 223 states have internal predecessors, (376), 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) [2022-04-08 08:17:29,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 380 transitions. [2022-04-08 08:17:29,017 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 380 transitions. Word has length 51 [2022-04-08 08:17:29,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:17:29,019 INFO L478 AbstractCegarLoop]: Abstraction has 228 states and 380 transitions. [2022-04-08 08:17:29,019 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 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) [2022-04-08 08:17:29,019 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 228 states and 380 transitions. [2022-04-08 08:17:29,375 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 380 edges. 380 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:17:29,375 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 380 transitions. [2022-04-08 08:17:29,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-04-08 08:17:29,377 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:17:29,377 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 08:17:29,378 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-04-08 08:17:29,378 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:17:29,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:17:29,378 INFO L85 PathProgramCache]: Analyzing trace with hash 1405895752, now seen corresponding path program 1 times [2022-04-08 08:17:29,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:17:29,379 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1685406329] [2022-04-08 08:17:29,593 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: Computed reflexive-transitive closure does not contain relation itself.Something went wrong in computation of loop acceleration formula. at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.jordan.JordanLoopAcceleration.checkPropertiesOfLoopAccelerationFormula(JordanLoopAcceleration.java:1038) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.jordan.JordanLoopAcceleration.createLoopAccelerationTermSequential(JordanLoopAcceleration.java:693) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.jordan.JordanLoopAcceleration.createLoopAccelerationFormula(JordanLoopAcceleration.java:528) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.jordan.JordanLoopAcceleration.accelerateLoop(JordanLoopAcceleration.java:156) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.loopaccelerator.AcceleratorJordan.accelerateLoop(AcceleratorJordan.java:88) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolationCore.acceleratedInterpolationCoreIsCorrect(AcceleratedInterpolationCore.java:246) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.(AcceleratedInterpolation.java:190) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleAcceleratedInterpolation.construct(IpTcStrategyModuleAcceleratedInterpolation.java:80) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:121) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:595) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:349) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:331) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:412) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:262) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-04-08 08:17:29,602 INFO L158 Benchmark]: Toolchain (without parser) took 6609.10ms. Allocated memory was 185.6MB in the beginning and 225.4MB in the end (delta: 39.8MB). Free memory was 136.9MB in the beginning and 81.7MB in the end (delta: 55.2MB). Peak memory consumption was 97.1MB. Max. memory is 8.0GB. [2022-04-08 08:17:29,604 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 185.6MB. Free memory is still 153.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-04-08 08:17:29,604 INFO L158 Benchmark]: CACSL2BoogieTranslator took 416.71ms. Allocated memory is still 185.6MB. Free memory was 136.9MB in the beginning and 158.2MB in the end (delta: -21.4MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-04-08 08:17:29,605 INFO L158 Benchmark]: Boogie Preprocessor took 51.23ms. Allocated memory is still 185.6MB. Free memory was 158.2MB in the beginning and 155.5MB in the end (delta: 2.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-04-08 08:17:29,606 INFO L158 Benchmark]: RCFGBuilder took 741.82ms. Allocated memory is still 185.6MB. Free memory was 155.5MB in the beginning and 117.3MB in the end (delta: 38.2MB). Peak memory consumption was 37.7MB. Max. memory is 8.0GB. [2022-04-08 08:17:29,610 INFO L158 Benchmark]: TraceAbstraction took 5392.81ms. Allocated memory was 185.6MB in the beginning and 225.4MB in the end (delta: 39.8MB). Free memory was 116.7MB in the beginning and 81.7MB in the end (delta: 35.0MB). Peak memory consumption was 76.3MB. Max. memory is 8.0GB. [2022-04-08 08:17:29,616 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 185.6MB. Free memory is still 153.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 416.71ms. Allocated memory is still 185.6MB. Free memory was 136.9MB in the beginning and 158.2MB in the end (delta: -21.4MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * Boogie Preprocessor took 51.23ms. Allocated memory is still 185.6MB. Free memory was 158.2MB in the beginning and 155.5MB in the end (delta: 2.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 741.82ms. Allocated memory is still 185.6MB. Free memory was 155.5MB in the beginning and 117.3MB in the end (delta: 38.2MB). Peak memory consumption was 37.7MB. Max. memory is 8.0GB. * TraceAbstraction took 5392.81ms. Allocated memory was 185.6MB in the beginning and 225.4MB in the end (delta: 39.8MB). Free memory was 116.7MB in the beginning and 81.7MB in the end (delta: 35.0MB). Peak memory consumption was 76.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: Computed reflexive-transitive closure does not contain relation itself.Something went wrong in computation of loop acceleration formula. de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: Computed reflexive-transitive closure does not contain relation itself.Something went wrong in computation of loop acceleration formula.: de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.jordan.JordanLoopAcceleration.checkPropertiesOfLoopAccelerationFormula(JordanLoopAcceleration.java:1038) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-04-08 08:17:29,650 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...