/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_12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-34549b5 [2022-04-08 08:16:13,749 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-08 08:16:13,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-08 08:16:13,791 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-08 08:16:13,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-08 08:16:13,792 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-08 08:16:13,792 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-08 08:16:13,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-08 08:16:13,795 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-08 08:16:13,795 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-08 08:16:13,796 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-08 08:16:13,796 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-08 08:16:13,797 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-08 08:16:13,797 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-08 08:16:13,800 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-08 08:16:13,802 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-08 08:16:13,802 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-08 08:16:13,805 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-08 08:16:13,806 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-08 08:16:13,807 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-08 08:16:13,808 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-08 08:16:13,811 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-08 08:16:13,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-08 08:16:13,814 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-08 08:16:13,814 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-08 08:16:13,816 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-04-08 08:16:13,820 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-08 08:16:13,821 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-08 08:16:13,828 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-08 08:16:13,828 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 08:16:13,836 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-08 08:16:13,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-08 08:16:13,837 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-08 08:16:13,837 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-08 08:16:13,837 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-08 08:16:13,837 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-08 08:16:13,837 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-08 08:16:13,837 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-08 08:16:13,837 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-08 08:16:13,838 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-08 08:16:13,838 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-08 08:16:13,838 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-08 08:16:13,838 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-08 08:16:13,838 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-08 08:16:13,838 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-08 08:16:13,839 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-08 08:16:13,839 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-08 08:16:13,839 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-08 08:16:13,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-08 08:16:13,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-08 08:16:13,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-04-08 08:16:13,839 INFO L138 SettingsManager]: * Trace refinement strategy=ACCELERATED_INTERPOLATION [2022-04-08 08:16:13,839 INFO L138 SettingsManager]: * Trace refinement strategy used in Accelerated Interpolation=CAMEL [2022-04-08 08:16:13,839 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-08 08:16:13,839 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2022-04-08 08:16:13,839 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-08 08:16:14,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-08 08:16:14,046 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-08 08:16:14,049 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-08 08:16:14,050 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-08 08:16:14,050 INFO L275 PluginConnector]: CDTParser initialized [2022-04-08 08:16:14,051 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/openssl-simplified/s3_srvr_12.cil.c [2022-04-08 08:16:14,090 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdc00f91f/2cfd2131f0ab48888533ab37e18f8d66/FLAG96004f906 [2022-04-08 08:16:14,407 INFO L306 CDTParser]: Found 1 translation units. [2022-04-08 08:16:14,418 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/openssl-simplified/s3_srvr_12.cil.c [2022-04-08 08:16:14,427 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdc00f91f/2cfd2131f0ab48888533ab37e18f8d66/FLAG96004f906 [2022-04-08 08:16:14,838 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdc00f91f/2cfd2131f0ab48888533ab37e18f8d66 [2022-04-08 08:16:14,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-08 08:16:14,840 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-04-08 08:16:14,848 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-08 08:16:14,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-08 08:16:14,851 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-08 08:16:14,852 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.04 08:16:14" (1/1) ... [2022-04-08 08:16:14,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@245b4a2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 08:16:14, skipping insertion in model container [2022-04-08 08:16:14,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.04 08:16:14" (1/1) ... [2022-04-08 08:16:14,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-08 08:16:14,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-08 08:16:15,053 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_12.cil.c[49672,49685] [2022-04-08 08:16:15,058 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-08 08:16:15,063 INFO L203 MainTranslator]: Completed pre-run [2022-04-08 08:16:15,103 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_12.cil.c[49672,49685] [2022-04-08 08:16:15,106 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-08 08:16:15,115 INFO L208 MainTranslator]: Completed translation [2022-04-08 08:16:15,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 08:16:15 WrapperNode [2022-04-08 08:16:15,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-08 08:16:15,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-08 08:16:15,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-08 08:16:15,116 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-08 08:16:15,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 08:16:15" (1/1) ... [2022-04-08 08:16:15,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 08:16:15" (1/1) ... [2022-04-08 08:16:15,129 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 08:16:15" (1/1) ... [2022-04-08 08:16:15,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 08:16:15" (1/1) ... [2022-04-08 08:16:15,142 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 08:16:15" (1/1) ... [2022-04-08 08:16:15,154 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 08:16:15" (1/1) ... [2022-04-08 08:16:15,155 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 08:16:15" (1/1) ... [2022-04-08 08:16:15,158 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-08 08:16:15,159 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-08 08:16:15,159 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-08 08:16:15,159 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-08 08:16:15,159 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 08:16:15" (1/1) ... [2022-04-08 08:16:15,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-08 08:16:15,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 08:16:15,184 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 08:16:15,204 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 08:16:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-08 08:16:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-08 08:16:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-08 08:16:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2022-04-08 08:16:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-08 08:16:15,216 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-08 08:16:15,217 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-08 08:16:15,217 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-08 08:16:15,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-08 08:16:15,218 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2022-04-08 08:16:15,218 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-04-08 08:16:15,218 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-04-08 08:16:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2022-04-08 08:16:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2022-04-08 08:16:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-08 08:16:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-08 08:16:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-08 08:16:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-08 08:16:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-08 08:16:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-08 08:16:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-08 08:16:15,302 INFO L234 CfgBuilder]: Building ICFG [2022-04-08 08:16:15,303 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-08 08:16:15,384 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-08 08:16:15,866 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2022-04-08 08:16:15,866 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2022-04-08 08:16:15,874 INFO L275 CfgBuilder]: Performing block encoding [2022-04-08 08:16:15,882 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-08 08:16:15,882 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-04-08 08:16:15,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.04 08:16:15 BoogieIcfgContainer [2022-04-08 08:16:15,884 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-08 08:16:15,887 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-08 08:16:15,887 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-08 08:16:15,889 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-08 08:16:15,890 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.04 08:16:14" (1/3) ... [2022-04-08 08:16:15,890 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b729b1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.04 08:16:15, skipping insertion in model container [2022-04-08 08:16:15,890 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 08:16:15" (2/3) ... [2022-04-08 08:16:15,890 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b729b1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.04 08:16:15, skipping insertion in model container [2022-04-08 08:16:15,891 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.04 08:16:15" (3/3) ... [2022-04-08 08:16:15,891 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_12.cil.c [2022-04-08 08:16:15,895 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-04-08 08:16:15,895 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-08 08:16:15,926 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-08 08:16:15,930 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 08:16:15,930 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-08 08:16:15,956 INFO L276 IsEmpty]: Start isEmpty. Operand has 176 states, 168 states have (on average 1.75) internal successors, (294), 169 states have internal predecessors, (294), 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 08:16:15,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-04-08 08:16:15,962 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:16:15,963 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] [2022-04-08 08:16:15,963 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:16:15,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:16:15,967 INFO L85 PathProgramCache]: Analyzing trace with hash 1199187261, now seen corresponding path program 1 times [2022-04-08 08:16:15,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:15,972 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [856784631] [2022-04-08 08:16:15,979 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:16:15,979 INFO L85 PathProgramCache]: Analyzing trace with hash 1199187261, now seen corresponding path program 2 times [2022-04-08 08:16:15,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:16:15,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722569052] [2022-04-08 08:16:15,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:16:15,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:16:16,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:16,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:16:16,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:16,236 INFO L290 TraceCheckUtils]: 0: Hoare triple {187#(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); {179#true} is VALID [2022-04-08 08:16:16,237 INFO L290 TraceCheckUtils]: 1: Hoare triple {179#true} assume true; {179#true} is VALID [2022-04-08 08:16:16,237 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {179#true} {179#true} #752#return; {179#true} is VALID [2022-04-08 08:16:16,238 INFO L272 TraceCheckUtils]: 0: Hoare triple {179#true} call ULTIMATE.init(); {187#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:16:16,238 INFO L290 TraceCheckUtils]: 1: Hoare triple {187#(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); {179#true} is VALID [2022-04-08 08:16:16,238 INFO L290 TraceCheckUtils]: 2: Hoare triple {179#true} assume true; {179#true} is VALID [2022-04-08 08:16:16,238 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {179#true} {179#true} #752#return; {179#true} is VALID [2022-04-08 08:16:16,239 INFO L272 TraceCheckUtils]: 4: Hoare triple {179#true} call #t~ret59 := main(); {179#true} is VALID [2022-04-08 08:16:16,239 INFO L290 TraceCheckUtils]: 5: Hoare triple {179#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {184#(<= main_~s~0 8464)} is VALID [2022-04-08 08:16:16,240 INFO L272 TraceCheckUtils]: 6: Hoare triple {184#(<= main_~s~0 8464)} call #t~ret58 := ssl3_accept(~s~0); {185#(not (= 8480 |ssl3_accept_#in~initial_state|))} is VALID [2022-04-08 08:16:16,242 INFO L290 TraceCheckUtils]: 7: Hoare triple {185#(not (= 8480 |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;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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {186#(not (= ssl3_accept_~s__state~0 8480))} is VALID [2022-04-08 08:16:16,243 INFO L290 TraceCheckUtils]: 8: Hoare triple {186#(not (= ssl3_accept_~s__state~0 8480))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {186#(not (= ssl3_accept_~s__state~0 8480))} is VALID [2022-04-08 08:16:16,246 INFO L290 TraceCheckUtils]: 9: Hoare triple {186#(not (= ssl3_accept_~s__state~0 8480))} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {186#(not (= ssl3_accept_~s__state~0 8480))} is VALID [2022-04-08 08:16:16,247 INFO L290 TraceCheckUtils]: 10: Hoare triple {186#(not (= ssl3_accept_~s__state~0 8480))} assume !(0 != 12288 + ~tmp___1~0); {186#(not (= ssl3_accept_~s__state~0 8480))} is VALID [2022-04-08 08:16:16,247 INFO L290 TraceCheckUtils]: 11: Hoare triple {186#(not (= ssl3_accept_~s__state~0 8480))} assume !(0 == ~s__cert~0); {186#(not (= ssl3_accept_~s__state~0 8480))} is VALID [2022-04-08 08:16:16,247 INFO L290 TraceCheckUtils]: 12: Hoare triple {186#(not (= ssl3_accept_~s__state~0 8480))} assume !false; {186#(not (= ssl3_accept_~s__state~0 8480))} is VALID [2022-04-08 08:16:16,248 INFO L290 TraceCheckUtils]: 13: Hoare triple {186#(not (= ssl3_accept_~s__state~0 8480))} ~state~0 := ~s__state~0; {186#(not (= ssl3_accept_~s__state~0 8480))} is VALID [2022-04-08 08:16:16,248 INFO L290 TraceCheckUtils]: 14: Hoare triple {186#(not (= ssl3_accept_~s__state~0 8480))} assume !(12292 == ~s__state~0); {186#(not (= ssl3_accept_~s__state~0 8480))} is VALID [2022-04-08 08:16:16,248 INFO L290 TraceCheckUtils]: 15: Hoare triple {186#(not (= ssl3_accept_~s__state~0 8480))} assume !(16384 == ~s__state~0); {186#(not (= ssl3_accept_~s__state~0 8480))} is VALID [2022-04-08 08:16:16,249 INFO L290 TraceCheckUtils]: 16: Hoare triple {186#(not (= ssl3_accept_~s__state~0 8480))} assume !(8192 == ~s__state~0); {186#(not (= ssl3_accept_~s__state~0 8480))} is VALID [2022-04-08 08:16:16,250 INFO L290 TraceCheckUtils]: 17: Hoare triple {186#(not (= ssl3_accept_~s__state~0 8480))} assume !(24576 == ~s__state~0); {186#(not (= ssl3_accept_~s__state~0 8480))} is VALID [2022-04-08 08:16:16,250 INFO L290 TraceCheckUtils]: 18: Hoare triple {186#(not (= ssl3_accept_~s__state~0 8480))} assume !(8195 == ~s__state~0); {186#(not (= ssl3_accept_~s__state~0 8480))} is VALID [2022-04-08 08:16:16,251 INFO L290 TraceCheckUtils]: 19: Hoare triple {186#(not (= ssl3_accept_~s__state~0 8480))} assume 8480 == ~s__state~0; {180#false} is VALID [2022-04-08 08:16:16,251 INFO L290 TraceCheckUtils]: 20: Hoare triple {180#false} ~s__shutdown~0 := 0;assume -2147483648 <= #t~nondet35 && #t~nondet35 <= 2147483647;~ret~0 := #t~nondet35;havoc #t~nondet35; {180#false} is VALID [2022-04-08 08:16:16,251 INFO L290 TraceCheckUtils]: 21: Hoare triple {180#false} assume !(~ret~0 <= 0);~s__s3__tmp__next_state___0~0 := 8482;~s__state~0 := 8448;~s__init_num~0 := 0; {180#false} is VALID [2022-04-08 08:16:16,251 INFO L290 TraceCheckUtils]: 22: Hoare triple {180#false} assume -2147483648 <= #t~nondet55 && #t~nondet55 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet55;havoc #t~nondet55; {180#false} is VALID [2022-04-08 08:16:16,251 INFO L290 TraceCheckUtils]: 23: Hoare triple {180#false} assume 0 == ~s__s3__tmp__reuse_message~0; {180#false} is VALID [2022-04-08 08:16:16,252 INFO L290 TraceCheckUtils]: 24: Hoare triple {180#false} assume 0 == ~skip~0; {180#false} is VALID [2022-04-08 08:16:16,252 INFO L290 TraceCheckUtils]: 25: Hoare triple {180#false} assume 8560 == ~state~0; {180#false} is VALID [2022-04-08 08:16:16,252 INFO L290 TraceCheckUtils]: 26: Hoare triple {180#false} assume 8448 == ~s__state~0; {180#false} is VALID [2022-04-08 08:16:16,252 INFO L290 TraceCheckUtils]: 27: Hoare triple {180#false} assume -1 != ~s__verify_mode~0; {180#false} is VALID [2022-04-08 08:16:16,252 INFO L290 TraceCheckUtils]: 28: Hoare triple {180#false} assume -2 != ~s__verify_mode~0; {180#false} is VALID [2022-04-08 08:16:16,252 INFO L290 TraceCheckUtils]: 29: Hoare triple {180#false} assume 9021 != ~__cil_tmp61~0 % 4294967296; {180#false} is VALID [2022-04-08 08:16:16,253 INFO L290 TraceCheckUtils]: 30: Hoare triple {180#false} assume 4294967294 != ~__cil_tmp58~0 % 4294967296; {180#false} is VALID [2022-04-08 08:16:16,253 INFO L290 TraceCheckUtils]: 31: Hoare triple {180#false} assume 4 != ~blastFlag~0; {180#false} is VALID [2022-04-08 08:16:16,253 INFO L290 TraceCheckUtils]: 32: Hoare triple {180#false} assume 1024 != ~tmp___7~0; {180#false} is VALID [2022-04-08 08:16:16,253 INFO L290 TraceCheckUtils]: 33: Hoare triple {180#false} assume !false; {180#false} is VALID [2022-04-08 08:16:16,254 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 08:16:16,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:16:16,254 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722569052] [2022-04-08 08:16:16,255 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722569052] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:16,255 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:16,255 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:16,258 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:16:16,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [856784631] [2022-04-08 08:16:16,258 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [856784631] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:16,259 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:16,259 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:16,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314425398] [2022-04-08 08:16:16,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:16:16,263 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 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 34 [2022-04-08 08:16:16,265 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:16:16,267 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 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 08:16:16,294 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 34 edges. 34 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:16,295 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:16:16,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:16,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:16:16,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:16:16,319 INFO L87 Difference]: Start difference. First operand has 176 states, 168 states have (on average 1.75) internal successors, (294), 169 states have internal predecessors, (294), 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 6.0) internal successors, (30), 4 states have internal predecessors, (30), 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 08:16:17,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:17,456 INFO L93 Difference]: Finished difference Result 363 states and 624 transitions. [2022-04-08 08:16:17,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:16:17,456 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 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 34 [2022-04-08 08:16:17,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:16:17,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 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 08:16:17,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 624 transitions. [2022-04-08 08:16:17,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 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 08:16:17,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 624 transitions. [2022-04-08 08:16:17,477 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 624 transitions. [2022-04-08 08:16:17,962 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 624 edges. 624 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:17,979 INFO L225 Difference]: With dead ends: 363 [2022-04-08 08:16:17,979 INFO L226 Difference]: Without dead ends: 180 [2022-04-08 08:16:17,982 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 08:16:17,987 INFO L913 BasicCegarLoop]: 237 mSDtfsCounter, 862 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 430 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 862 SdHoareTripleChecker+Valid, 258 SdHoareTripleChecker+Invalid, 468 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 430 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-04-08 08:16:17,989 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [862 Valid, 258 Invalid, 468 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 430 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-04-08 08:16:18,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2022-04-08 08:16:18,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 178. [2022-04-08 08:16:18,042 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:16:18,048 INFO L82 GeneralOperation]: Start isEquivalent. First operand 180 states. Second operand has 178 states, 173 states have (on average 1.6127167630057804) internal successors, (279), 173 states have internal predecessors, (279), 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 08:16:18,049 INFO L74 IsIncluded]: Start isIncluded. First operand 180 states. Second operand has 178 states, 173 states have (on average 1.6127167630057804) internal successors, (279), 173 states have internal predecessors, (279), 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 08:16:18,049 INFO L87 Difference]: Start difference. First operand 180 states. Second operand has 178 states, 173 states have (on average 1.6127167630057804) internal successors, (279), 173 states have internal predecessors, (279), 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 08:16:18,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:18,060 INFO L93 Difference]: Finished difference Result 180 states and 285 transitions. [2022-04-08 08:16:18,060 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 285 transitions. [2022-04-08 08:16:18,066 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:18,066 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:18,066 INFO L74 IsIncluded]: Start isIncluded. First operand has 178 states, 173 states have (on average 1.6127167630057804) internal successors, (279), 173 states have internal predecessors, (279), 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 180 states. [2022-04-08 08:16:18,067 INFO L87 Difference]: Start difference. First operand has 178 states, 173 states have (on average 1.6127167630057804) internal successors, (279), 173 states have internal predecessors, (279), 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 180 states. [2022-04-08 08:16:18,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:18,073 INFO L93 Difference]: Finished difference Result 180 states and 285 transitions. [2022-04-08 08:16:18,074 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 285 transitions. [2022-04-08 08:16:18,075 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:18,075 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:18,075 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:16:18,075 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:16:18,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 173 states have (on average 1.6127167630057804) internal successors, (279), 173 states have internal predecessors, (279), 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 08:16:18,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 283 transitions. [2022-04-08 08:16:18,081 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 283 transitions. Word has length 34 [2022-04-08 08:16:18,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:16:18,082 INFO L478 AbstractCegarLoop]: Abstraction has 178 states and 283 transitions. [2022-04-08 08:16:18,082 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 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 08:16:18,082 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 178 states and 283 transitions. [2022-04-08 08:16:18,284 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 283 edges. 283 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:18,284 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 283 transitions. [2022-04-08 08:16:18,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-04-08 08:16:18,285 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:16:18,285 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] [2022-04-08 08:16:18,285 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-08 08:16:18,285 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:16:18,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:16:18,286 INFO L85 PathProgramCache]: Analyzing trace with hash -576860, now seen corresponding path program 1 times [2022-04-08 08:16:18,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:18,286 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1358428179] [2022-04-08 08:16:18,288 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:16:18,288 INFO L85 PathProgramCache]: Analyzing trace with hash -576860, now seen corresponding path program 2 times [2022-04-08 08:16:18,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:16:18,288 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156130882] [2022-04-08 08:16:18,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:16:18,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:16:18,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:18,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:16:18,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:18,420 INFO L290 TraceCheckUtils]: 0: Hoare triple {1646#(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); {1638#true} is VALID [2022-04-08 08:16:18,420 INFO L290 TraceCheckUtils]: 1: Hoare triple {1638#true} assume true; {1638#true} is VALID [2022-04-08 08:16:18,420 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {1638#true} {1638#true} #752#return; {1638#true} is VALID [2022-04-08 08:16:18,421 INFO L272 TraceCheckUtils]: 0: Hoare triple {1638#true} call ULTIMATE.init(); {1646#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:16:18,421 INFO L290 TraceCheckUtils]: 1: Hoare triple {1646#(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); {1638#true} is VALID [2022-04-08 08:16:18,421 INFO L290 TraceCheckUtils]: 2: Hoare triple {1638#true} assume true; {1638#true} is VALID [2022-04-08 08:16:18,421 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1638#true} {1638#true} #752#return; {1638#true} is VALID [2022-04-08 08:16:18,421 INFO L272 TraceCheckUtils]: 4: Hoare triple {1638#true} call #t~ret59 := main(); {1638#true} is VALID [2022-04-08 08:16:18,422 INFO L290 TraceCheckUtils]: 5: Hoare triple {1638#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {1643#(<= main_~s~0 8464)} is VALID [2022-04-08 08:16:18,422 INFO L272 TraceCheckUtils]: 6: Hoare triple {1643#(<= main_~s~0 8464)} call #t~ret58 := ssl3_accept(~s~0); {1644#(not (= 12292 |ssl3_accept_#in~initial_state|))} is VALID [2022-04-08 08:16:18,424 INFO L290 TraceCheckUtils]: 7: Hoare triple {1644#(not (= 12292 |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;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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {1645#(not (= 12292 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:18,424 INFO L290 TraceCheckUtils]: 8: Hoare triple {1645#(not (= 12292 ssl3_accept_~s__state~0))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {1645#(not (= 12292 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:18,424 INFO L290 TraceCheckUtils]: 9: Hoare triple {1645#(not (= 12292 ssl3_accept_~s__state~0))} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {1645#(not (= 12292 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:18,425 INFO L290 TraceCheckUtils]: 10: Hoare triple {1645#(not (= 12292 ssl3_accept_~s__state~0))} assume !(0 != 12288 + ~tmp___1~0); {1645#(not (= 12292 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:18,425 INFO L290 TraceCheckUtils]: 11: Hoare triple {1645#(not (= 12292 ssl3_accept_~s__state~0))} assume !(0 == ~s__cert~0); {1645#(not (= 12292 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:18,425 INFO L290 TraceCheckUtils]: 12: Hoare triple {1645#(not (= 12292 ssl3_accept_~s__state~0))} assume !false; {1645#(not (= 12292 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:18,428 INFO L290 TraceCheckUtils]: 13: Hoare triple {1645#(not (= 12292 ssl3_accept_~s__state~0))} ~state~0 := ~s__state~0; {1645#(not (= 12292 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:18,428 INFO L290 TraceCheckUtils]: 14: Hoare triple {1645#(not (= 12292 ssl3_accept_~s__state~0))} assume 12292 == ~s__state~0; {1639#false} is VALID [2022-04-08 08:16:18,428 INFO L290 TraceCheckUtils]: 15: Hoare triple {1639#false} ~s__new_session~0 := 1; {1639#false} is VALID [2022-04-08 08:16:18,428 INFO L290 TraceCheckUtils]: 16: Hoare triple {1639#false} ~s__server~0 := 1; {1639#false} is VALID [2022-04-08 08:16:18,428 INFO L290 TraceCheckUtils]: 17: Hoare triple {1639#false} assume 0 != ~cb~0; {1639#false} is VALID [2022-04-08 08:16:18,429 INFO L290 TraceCheckUtils]: 18: Hoare triple {1639#false} ~__cil_tmp55~0 := 8 * ~s__version~0; {1639#false} is VALID [2022-04-08 08:16:18,429 INFO L290 TraceCheckUtils]: 19: Hoare triple {1639#false} assume !(3 != ~__cil_tmp55~0);~s__type~0 := 8192; {1639#false} is VALID [2022-04-08 08:16:18,429 INFO L290 TraceCheckUtils]: 20: Hoare triple {1639#false} assume !(0 == ~s__init_buf___0~0); {1639#false} is VALID [2022-04-08 08:16:18,429 INFO L290 TraceCheckUtils]: 21: Hoare triple {1639#false} assume !(0 == ~tmp___4~0);~s__init_num~0 := 0; {1639#false} is VALID [2022-04-08 08:16:18,429 INFO L290 TraceCheckUtils]: 22: Hoare triple {1639#false} assume !(12292 != ~s__state~0);#t~post34 := ~s__ctx__stats__sess_accept_renegotiate~0;~s__ctx__stats__sess_accept_renegotiate~0 := 1 + #t~post34;havoc #t~post34;~s__state~0 := 8480; {1639#false} is VALID [2022-04-08 08:16:18,429 INFO L290 TraceCheckUtils]: 23: Hoare triple {1639#false} assume -2147483648 <= #t~nondet55 && #t~nondet55 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet55;havoc #t~nondet55; {1639#false} is VALID [2022-04-08 08:16:18,429 INFO L290 TraceCheckUtils]: 24: Hoare triple {1639#false} assume 0 == ~s__s3__tmp__reuse_message~0; {1639#false} is VALID [2022-04-08 08:16:18,429 INFO L290 TraceCheckUtils]: 25: Hoare triple {1639#false} assume 0 == ~skip~0; {1639#false} is VALID [2022-04-08 08:16:18,430 INFO L290 TraceCheckUtils]: 26: Hoare triple {1639#false} assume 8560 == ~state~0; {1639#false} is VALID [2022-04-08 08:16:18,430 INFO L290 TraceCheckUtils]: 27: Hoare triple {1639#false} assume 8448 == ~s__state~0; {1639#false} is VALID [2022-04-08 08:16:18,430 INFO L290 TraceCheckUtils]: 28: Hoare triple {1639#false} assume -1 != ~s__verify_mode~0; {1639#false} is VALID [2022-04-08 08:16:18,430 INFO L290 TraceCheckUtils]: 29: Hoare triple {1639#false} assume -2 != ~s__verify_mode~0; {1639#false} is VALID [2022-04-08 08:16:18,430 INFO L290 TraceCheckUtils]: 30: Hoare triple {1639#false} assume 9021 != ~__cil_tmp61~0 % 4294967296; {1639#false} is VALID [2022-04-08 08:16:18,430 INFO L290 TraceCheckUtils]: 31: Hoare triple {1639#false} assume 4294967294 != ~__cil_tmp58~0 % 4294967296; {1639#false} is VALID [2022-04-08 08:16:18,430 INFO L290 TraceCheckUtils]: 32: Hoare triple {1639#false} assume 4 != ~blastFlag~0; {1639#false} is VALID [2022-04-08 08:16:18,430 INFO L290 TraceCheckUtils]: 33: Hoare triple {1639#false} assume 1024 != ~tmp___7~0; {1639#false} is VALID [2022-04-08 08:16:18,430 INFO L290 TraceCheckUtils]: 34: Hoare triple {1639#false} assume !false; {1639#false} is VALID [2022-04-08 08:16:18,431 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 08:16:18,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:16:18,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156130882] [2022-04-08 08:16:18,431 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156130882] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:18,431 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:18,431 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:18,431 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:16:18,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1358428179] [2022-04-08 08:16:18,432 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1358428179] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:18,432 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:18,432 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:18,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19714615] [2022-04-08 08:16:18,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:16:18,433 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 35 [2022-04-08 08:16:18,433 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:16:18,433 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 08:16:18,453 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 35 edges. 35 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:18,453 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:16:18,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:18,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:16:18,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:16:18,455 INFO L87 Difference]: Start difference. First operand 178 states and 283 transitions. Second operand has 6 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 08:16:19,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:19,134 INFO L93 Difference]: Finished difference Result 364 states and 581 transitions. [2022-04-08 08:16:19,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:16:19,135 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 35 [2022-04-08 08:16:19,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:16:19,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 08:16:19,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 521 transitions. [2022-04-08 08:16:19,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 08:16:19,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 521 transitions. [2022-04-08 08:16:19,142 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 521 transitions. [2022-04-08 08:16:19,499 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 521 edges. 521 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:19,503 INFO L225 Difference]: With dead ends: 364 [2022-04-08 08:16:19,504 INFO L226 Difference]: Without dead ends: 200 [2022-04-08 08:16:19,507 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 08:16:19,509 INFO L913 BasicCegarLoop]: 180 mSDtfsCounter, 766 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 355 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 766 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 08:16:19,510 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [766 Valid, 197 Invalid, 386 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 355 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 08:16:19,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2022-04-08 08:16:19,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 200. [2022-04-08 08:16:19,538 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:16:19,539 INFO L82 GeneralOperation]: Start isEquivalent. First operand 200 states. Second operand has 200 states, 195 states have (on average 1.5846153846153845) internal successors, (309), 195 states have internal predecessors, (309), 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 08:16:19,541 INFO L74 IsIncluded]: Start isIncluded. First operand 200 states. Second operand has 200 states, 195 states have (on average 1.5846153846153845) internal successors, (309), 195 states have internal predecessors, (309), 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 08:16:19,541 INFO L87 Difference]: Start difference. First operand 200 states. Second operand has 200 states, 195 states have (on average 1.5846153846153845) internal successors, (309), 195 states have internal predecessors, (309), 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 08:16:19,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:19,550 INFO L93 Difference]: Finished difference Result 200 states and 313 transitions. [2022-04-08 08:16:19,550 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 313 transitions. [2022-04-08 08:16:19,550 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:19,550 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:19,551 INFO L74 IsIncluded]: Start isIncluded. First operand has 200 states, 195 states have (on average 1.5846153846153845) internal successors, (309), 195 states have internal predecessors, (309), 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 200 states. [2022-04-08 08:16:19,551 INFO L87 Difference]: Start difference. First operand has 200 states, 195 states have (on average 1.5846153846153845) internal successors, (309), 195 states have internal predecessors, (309), 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 200 states. [2022-04-08 08:16:19,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:19,558 INFO L93 Difference]: Finished difference Result 200 states and 313 transitions. [2022-04-08 08:16:19,558 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 313 transitions. [2022-04-08 08:16:19,559 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:19,559 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:19,559 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:16:19,559 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:16:19,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 195 states have (on average 1.5846153846153845) internal successors, (309), 195 states have internal predecessors, (309), 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 08:16:19,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 313 transitions. [2022-04-08 08:16:19,568 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 313 transitions. Word has length 35 [2022-04-08 08:16:19,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:16:19,568 INFO L478 AbstractCegarLoop]: Abstraction has 200 states and 313 transitions. [2022-04-08 08:16:19,568 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 08:16:19,568 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 200 states and 313 transitions. [2022-04-08 08:16:19,817 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 313 edges. 313 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:19,817 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 313 transitions. [2022-04-08 08:16:19,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-04-08 08:16:19,818 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:16:19,818 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] [2022-04-08 08:16:19,818 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-04-08 08:16:19,818 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:16:19,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:16:19,818 INFO L85 PathProgramCache]: Analyzing trace with hash 1037347800, now seen corresponding path program 1 times [2022-04-08 08:16:19,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:19,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [907137239] [2022-04-08 08:16:19,819 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:16:19,819 INFO L85 PathProgramCache]: Analyzing trace with hash 1037347800, now seen corresponding path program 2 times [2022-04-08 08:16:19,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:16:19,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507821473] [2022-04-08 08:16:19,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:16:19,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:16:19,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:19,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:16:19,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:19,879 INFO L290 TraceCheckUtils]: 0: Hoare triple {3191#(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); {3183#true} is VALID [2022-04-08 08:16:19,879 INFO L290 TraceCheckUtils]: 1: Hoare triple {3183#true} assume true; {3183#true} is VALID [2022-04-08 08:16:19,879 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {3183#true} {3183#true} #752#return; {3183#true} is VALID [2022-04-08 08:16:19,880 INFO L272 TraceCheckUtils]: 0: Hoare triple {3183#true} call ULTIMATE.init(); {3191#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:16:19,880 INFO L290 TraceCheckUtils]: 1: Hoare triple {3191#(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); {3183#true} is VALID [2022-04-08 08:16:19,880 INFO L290 TraceCheckUtils]: 2: Hoare triple {3183#true} assume true; {3183#true} is VALID [2022-04-08 08:16:19,880 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3183#true} {3183#true} #752#return; {3183#true} is VALID [2022-04-08 08:16:19,880 INFO L272 TraceCheckUtils]: 4: Hoare triple {3183#true} call #t~ret59 := main(); {3183#true} is VALID [2022-04-08 08:16:19,881 INFO L290 TraceCheckUtils]: 5: Hoare triple {3183#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {3188#(<= main_~s~0 8464)} is VALID [2022-04-08 08:16:19,881 INFO L272 TraceCheckUtils]: 6: Hoare triple {3188#(<= main_~s~0 8464)} call #t~ret58 := ssl3_accept(~s~0); {3189#(not (= 8482 |ssl3_accept_#in~initial_state|))} is VALID [2022-04-08 08:16:19,882 INFO L290 TraceCheckUtils]: 7: Hoare triple {3189#(not (= 8482 |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;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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {3190#(not (= ssl3_accept_~s__state~0 8482))} is VALID [2022-04-08 08:16:19,883 INFO L290 TraceCheckUtils]: 8: Hoare triple {3190#(not (= ssl3_accept_~s__state~0 8482))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {3190#(not (= ssl3_accept_~s__state~0 8482))} is VALID [2022-04-08 08:16:19,883 INFO L290 TraceCheckUtils]: 9: Hoare triple {3190#(not (= ssl3_accept_~s__state~0 8482))} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {3190#(not (= ssl3_accept_~s__state~0 8482))} is VALID [2022-04-08 08:16:19,883 INFO L290 TraceCheckUtils]: 10: Hoare triple {3190#(not (= ssl3_accept_~s__state~0 8482))} assume !(0 != 12288 + ~tmp___1~0); {3190#(not (= ssl3_accept_~s__state~0 8482))} is VALID [2022-04-08 08:16:19,884 INFO L290 TraceCheckUtils]: 11: Hoare triple {3190#(not (= ssl3_accept_~s__state~0 8482))} assume !(0 == ~s__cert~0); {3190#(not (= ssl3_accept_~s__state~0 8482))} is VALID [2022-04-08 08:16:19,884 INFO L290 TraceCheckUtils]: 12: Hoare triple {3190#(not (= ssl3_accept_~s__state~0 8482))} assume !false; {3190#(not (= ssl3_accept_~s__state~0 8482))} is VALID [2022-04-08 08:16:19,884 INFO L290 TraceCheckUtils]: 13: Hoare triple {3190#(not (= ssl3_accept_~s__state~0 8482))} ~state~0 := ~s__state~0; {3190#(not (= ssl3_accept_~s__state~0 8482))} is VALID [2022-04-08 08:16:19,884 INFO L290 TraceCheckUtils]: 14: Hoare triple {3190#(not (= ssl3_accept_~s__state~0 8482))} assume !(12292 == ~s__state~0); {3190#(not (= ssl3_accept_~s__state~0 8482))} is VALID [2022-04-08 08:16:19,885 INFO L290 TraceCheckUtils]: 15: Hoare triple {3190#(not (= ssl3_accept_~s__state~0 8482))} assume !(16384 == ~s__state~0); {3190#(not (= ssl3_accept_~s__state~0 8482))} is VALID [2022-04-08 08:16:19,885 INFO L290 TraceCheckUtils]: 16: Hoare triple {3190#(not (= ssl3_accept_~s__state~0 8482))} assume !(8192 == ~s__state~0); {3190#(not (= ssl3_accept_~s__state~0 8482))} is VALID [2022-04-08 08:16:19,885 INFO L290 TraceCheckUtils]: 17: Hoare triple {3190#(not (= ssl3_accept_~s__state~0 8482))} assume !(24576 == ~s__state~0); {3190#(not (= ssl3_accept_~s__state~0 8482))} is VALID [2022-04-08 08:16:19,886 INFO L290 TraceCheckUtils]: 18: Hoare triple {3190#(not (= ssl3_accept_~s__state~0 8482))} assume !(8195 == ~s__state~0); {3190#(not (= ssl3_accept_~s__state~0 8482))} is VALID [2022-04-08 08:16:19,886 INFO L290 TraceCheckUtils]: 19: Hoare triple {3190#(not (= ssl3_accept_~s__state~0 8482))} assume !(8480 == ~s__state~0); {3190#(not (= ssl3_accept_~s__state~0 8482))} is VALID [2022-04-08 08:16:19,886 INFO L290 TraceCheckUtils]: 20: Hoare triple {3190#(not (= ssl3_accept_~s__state~0 8482))} assume !(8481 == ~s__state~0); {3190#(not (= ssl3_accept_~s__state~0 8482))} is VALID [2022-04-08 08:16:19,886 INFO L290 TraceCheckUtils]: 21: Hoare triple {3190#(not (= ssl3_accept_~s__state~0 8482))} assume 8482 == ~s__state~0; {3184#false} is VALID [2022-04-08 08:16:19,887 INFO L290 TraceCheckUtils]: 22: Hoare triple {3184#false} ~s__state~0 := 3; {3184#false} is VALID [2022-04-08 08:16:19,887 INFO L290 TraceCheckUtils]: 23: Hoare triple {3184#false} assume -2147483648 <= #t~nondet55 && #t~nondet55 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet55;havoc #t~nondet55; {3184#false} is VALID [2022-04-08 08:16:19,887 INFO L290 TraceCheckUtils]: 24: Hoare triple {3184#false} assume 0 == ~s__s3__tmp__reuse_message~0; {3184#false} is VALID [2022-04-08 08:16:19,887 INFO L290 TraceCheckUtils]: 25: Hoare triple {3184#false} assume 0 == ~skip~0; {3184#false} is VALID [2022-04-08 08:16:19,887 INFO L290 TraceCheckUtils]: 26: Hoare triple {3184#false} assume 8560 == ~state~0; {3184#false} is VALID [2022-04-08 08:16:19,887 INFO L290 TraceCheckUtils]: 27: Hoare triple {3184#false} assume 8448 == ~s__state~0; {3184#false} is VALID [2022-04-08 08:16:19,887 INFO L290 TraceCheckUtils]: 28: Hoare triple {3184#false} assume -1 != ~s__verify_mode~0; {3184#false} is VALID [2022-04-08 08:16:19,887 INFO L290 TraceCheckUtils]: 29: Hoare triple {3184#false} assume -2 != ~s__verify_mode~0; {3184#false} is VALID [2022-04-08 08:16:19,887 INFO L290 TraceCheckUtils]: 30: Hoare triple {3184#false} assume 9021 != ~__cil_tmp61~0 % 4294967296; {3184#false} is VALID [2022-04-08 08:16:19,888 INFO L290 TraceCheckUtils]: 31: Hoare triple {3184#false} assume 4294967294 != ~__cil_tmp58~0 % 4294967296; {3184#false} is VALID [2022-04-08 08:16:19,888 INFO L290 TraceCheckUtils]: 32: Hoare triple {3184#false} assume 4 != ~blastFlag~0; {3184#false} is VALID [2022-04-08 08:16:19,888 INFO L290 TraceCheckUtils]: 33: Hoare triple {3184#false} assume 1024 != ~tmp___7~0; {3184#false} is VALID [2022-04-08 08:16:19,888 INFO L290 TraceCheckUtils]: 34: Hoare triple {3184#false} assume !false; {3184#false} is VALID [2022-04-08 08:16:19,888 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 08:16:19,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:16:19,888 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507821473] [2022-04-08 08:16:19,889 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507821473] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:19,889 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:19,889 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:19,889 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:16:19,889 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [907137239] [2022-04-08 08:16:19,889 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [907137239] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:19,889 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:19,889 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:19,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207525643] [2022-04-08 08:16:19,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:16:19,890 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 35 [2022-04-08 08:16:19,890 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:16:19,890 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 08:16:19,910 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 35 edges. 35 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:19,910 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:16:19,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:19,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:16:19,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:16:19,910 INFO L87 Difference]: Start difference. First operand 200 states and 313 transitions. Second operand has 6 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 08:16:20,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:20,672 INFO L93 Difference]: Finished difference Result 393 states and 622 transitions. [2022-04-08 08:16:20,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:16:20,673 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 35 [2022-04-08 08:16:20,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:16:20,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 08:16:20,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 522 transitions. [2022-04-08 08:16:20,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 08:16:20,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 522 transitions. [2022-04-08 08:16:20,680 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 522 transitions. [2022-04-08 08:16:21,037 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 522 edges. 522 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:21,040 INFO L225 Difference]: With dead ends: 393 [2022-04-08 08:16:21,040 INFO L226 Difference]: Without dead ends: 207 [2022-04-08 08:16:21,041 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 08:16:21,042 INFO L913 BasicCegarLoop]: 181 mSDtfsCounter, 758 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 352 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 758 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 390 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-08 08:16:21,042 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [758 Valid, 198 Invalid, 390 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 352 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-08 08:16:21,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2022-04-08 08:16:21,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2022-04-08 08:16:21,052 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:16:21,052 INFO L82 GeneralOperation]: Start isEquivalent. First operand 207 states. Second operand has 207 states, 202 states have (on average 1.5940594059405941) internal successors, (322), 202 states have internal predecessors, (322), 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 08:16:21,053 INFO L74 IsIncluded]: Start isIncluded. First operand 207 states. Second operand has 207 states, 202 states have (on average 1.5940594059405941) internal successors, (322), 202 states have internal predecessors, (322), 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 08:16:21,053 INFO L87 Difference]: Start difference. First operand 207 states. Second operand has 207 states, 202 states have (on average 1.5940594059405941) internal successors, (322), 202 states have internal predecessors, (322), 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 08:16:21,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:21,057 INFO L93 Difference]: Finished difference Result 207 states and 326 transitions. [2022-04-08 08:16:21,057 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 326 transitions. [2022-04-08 08:16:21,058 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:21,058 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:21,058 INFO L74 IsIncluded]: Start isIncluded. First operand has 207 states, 202 states have (on average 1.5940594059405941) internal successors, (322), 202 states have internal predecessors, (322), 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 207 states. [2022-04-08 08:16:21,058 INFO L87 Difference]: Start difference. First operand has 207 states, 202 states have (on average 1.5940594059405941) internal successors, (322), 202 states have internal predecessors, (322), 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 207 states. [2022-04-08 08:16:21,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:21,063 INFO L93 Difference]: Finished difference Result 207 states and 326 transitions. [2022-04-08 08:16:21,063 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 326 transitions. [2022-04-08 08:16:21,063 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:21,063 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:21,063 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:16:21,063 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:16:21,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 207 states, 202 states have (on average 1.5940594059405941) internal successors, (322), 202 states have internal predecessors, (322), 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 08:16:21,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 326 transitions. [2022-04-08 08:16:21,068 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 326 transitions. Word has length 35 [2022-04-08 08:16:21,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:16:21,068 INFO L478 AbstractCegarLoop]: Abstraction has 207 states and 326 transitions. [2022-04-08 08:16:21,068 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 08:16:21,068 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 207 states and 326 transitions. [2022-04-08 08:16:21,333 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 326 edges. 326 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:21,333 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 326 transitions. [2022-04-08 08:16:21,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-04-08 08:16:21,334 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:16:21,334 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] [2022-04-08 08:16:21,334 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-04-08 08:16:21,334 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:16:21,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:16:21,335 INFO L85 PathProgramCache]: Analyzing trace with hash -1441132167, now seen corresponding path program 1 times [2022-04-08 08:16:21,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:21,335 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [684299191] [2022-04-08 08:16:21,335 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:16:21,335 INFO L85 PathProgramCache]: Analyzing trace with hash -1441132167, now seen corresponding path program 2 times [2022-04-08 08:16:21,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:16:21,335 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377935672] [2022-04-08 08:16:21,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:16:21,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:16:21,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:21,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:16:21,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:21,391 INFO L290 TraceCheckUtils]: 0: Hoare triple {4822#(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); {4814#true} is VALID [2022-04-08 08:16:21,391 INFO L290 TraceCheckUtils]: 1: Hoare triple {4814#true} assume true; {4814#true} is VALID [2022-04-08 08:16:21,391 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {4814#true} {4814#true} #752#return; {4814#true} is VALID [2022-04-08 08:16:21,391 INFO L272 TraceCheckUtils]: 0: Hoare triple {4814#true} call ULTIMATE.init(); {4822#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:16:21,391 INFO L290 TraceCheckUtils]: 1: Hoare triple {4822#(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); {4814#true} is VALID [2022-04-08 08:16:21,392 INFO L290 TraceCheckUtils]: 2: Hoare triple {4814#true} assume true; {4814#true} is VALID [2022-04-08 08:16:21,392 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {4814#true} {4814#true} #752#return; {4814#true} is VALID [2022-04-08 08:16:21,392 INFO L272 TraceCheckUtils]: 4: Hoare triple {4814#true} call #t~ret59 := main(); {4814#true} is VALID [2022-04-08 08:16:21,392 INFO L290 TraceCheckUtils]: 5: Hoare triple {4814#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {4819#(<= main_~s~0 8464)} is VALID [2022-04-08 08:16:21,393 INFO L272 TraceCheckUtils]: 6: Hoare triple {4819#(<= main_~s~0 8464)} call #t~ret58 := ssl3_accept(~s~0); {4820#(not (= |ssl3_accept_#in~initial_state| 8481))} is VALID [2022-04-08 08:16:21,394 INFO L290 TraceCheckUtils]: 7: Hoare triple {4820#(not (= |ssl3_accept_#in~initial_state| 8481))} ~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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {4821#(not (= ssl3_accept_~s__state~0 8481))} is VALID [2022-04-08 08:16:21,394 INFO L290 TraceCheckUtils]: 8: Hoare triple {4821#(not (= ssl3_accept_~s__state~0 8481))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {4821#(not (= ssl3_accept_~s__state~0 8481))} is VALID [2022-04-08 08:16:21,394 INFO L290 TraceCheckUtils]: 9: Hoare triple {4821#(not (= ssl3_accept_~s__state~0 8481))} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {4821#(not (= ssl3_accept_~s__state~0 8481))} is VALID [2022-04-08 08:16:21,395 INFO L290 TraceCheckUtils]: 10: Hoare triple {4821#(not (= ssl3_accept_~s__state~0 8481))} assume !(0 != 12288 + ~tmp___1~0); {4821#(not (= ssl3_accept_~s__state~0 8481))} is VALID [2022-04-08 08:16:21,395 INFO L290 TraceCheckUtils]: 11: Hoare triple {4821#(not (= ssl3_accept_~s__state~0 8481))} assume !(0 == ~s__cert~0); {4821#(not (= ssl3_accept_~s__state~0 8481))} is VALID [2022-04-08 08:16:21,395 INFO L290 TraceCheckUtils]: 12: Hoare triple {4821#(not (= ssl3_accept_~s__state~0 8481))} assume !false; {4821#(not (= ssl3_accept_~s__state~0 8481))} is VALID [2022-04-08 08:16:21,395 INFO L290 TraceCheckUtils]: 13: Hoare triple {4821#(not (= ssl3_accept_~s__state~0 8481))} ~state~0 := ~s__state~0; {4821#(not (= ssl3_accept_~s__state~0 8481))} is VALID [2022-04-08 08:16:21,396 INFO L290 TraceCheckUtils]: 14: Hoare triple {4821#(not (= ssl3_accept_~s__state~0 8481))} assume !(12292 == ~s__state~0); {4821#(not (= ssl3_accept_~s__state~0 8481))} is VALID [2022-04-08 08:16:21,396 INFO L290 TraceCheckUtils]: 15: Hoare triple {4821#(not (= ssl3_accept_~s__state~0 8481))} assume !(16384 == ~s__state~0); {4821#(not (= ssl3_accept_~s__state~0 8481))} is VALID [2022-04-08 08:16:21,396 INFO L290 TraceCheckUtils]: 16: Hoare triple {4821#(not (= ssl3_accept_~s__state~0 8481))} assume !(8192 == ~s__state~0); {4821#(not (= ssl3_accept_~s__state~0 8481))} is VALID [2022-04-08 08:16:21,397 INFO L290 TraceCheckUtils]: 17: Hoare triple {4821#(not (= ssl3_accept_~s__state~0 8481))} assume !(24576 == ~s__state~0); {4821#(not (= ssl3_accept_~s__state~0 8481))} is VALID [2022-04-08 08:16:21,397 INFO L290 TraceCheckUtils]: 18: Hoare triple {4821#(not (= ssl3_accept_~s__state~0 8481))} assume !(8195 == ~s__state~0); {4821#(not (= ssl3_accept_~s__state~0 8481))} is VALID [2022-04-08 08:16:21,397 INFO L290 TraceCheckUtils]: 19: Hoare triple {4821#(not (= ssl3_accept_~s__state~0 8481))} assume !(8480 == ~s__state~0); {4821#(not (= ssl3_accept_~s__state~0 8481))} is VALID [2022-04-08 08:16:21,397 INFO L290 TraceCheckUtils]: 20: Hoare triple {4821#(not (= ssl3_accept_~s__state~0 8481))} assume 8481 == ~s__state~0; {4815#false} is VALID [2022-04-08 08:16:21,398 INFO L290 TraceCheckUtils]: 21: Hoare triple {4815#false} ~s__shutdown~0 := 0;assume -2147483648 <= #t~nondet35 && #t~nondet35 <= 2147483647;~ret~0 := #t~nondet35;havoc #t~nondet35; {4815#false} is VALID [2022-04-08 08:16:21,398 INFO L290 TraceCheckUtils]: 22: Hoare triple {4815#false} assume !(~ret~0 <= 0);~s__s3__tmp__next_state___0~0 := 8482;~s__state~0 := 8448;~s__init_num~0 := 0; {4815#false} is VALID [2022-04-08 08:16:21,398 INFO L290 TraceCheckUtils]: 23: Hoare triple {4815#false} assume -2147483648 <= #t~nondet55 && #t~nondet55 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet55;havoc #t~nondet55; {4815#false} is VALID [2022-04-08 08:16:21,398 INFO L290 TraceCheckUtils]: 24: Hoare triple {4815#false} assume 0 == ~s__s3__tmp__reuse_message~0; {4815#false} is VALID [2022-04-08 08:16:21,398 INFO L290 TraceCheckUtils]: 25: Hoare triple {4815#false} assume 0 == ~skip~0; {4815#false} is VALID [2022-04-08 08:16:21,398 INFO L290 TraceCheckUtils]: 26: Hoare triple {4815#false} assume 8560 == ~state~0; {4815#false} is VALID [2022-04-08 08:16:21,398 INFO L290 TraceCheckUtils]: 27: Hoare triple {4815#false} assume 8448 == ~s__state~0; {4815#false} is VALID [2022-04-08 08:16:21,398 INFO L290 TraceCheckUtils]: 28: Hoare triple {4815#false} assume -1 != ~s__verify_mode~0; {4815#false} is VALID [2022-04-08 08:16:21,398 INFO L290 TraceCheckUtils]: 29: Hoare triple {4815#false} assume -2 != ~s__verify_mode~0; {4815#false} is VALID [2022-04-08 08:16:21,398 INFO L290 TraceCheckUtils]: 30: Hoare triple {4815#false} assume 9021 != ~__cil_tmp61~0 % 4294967296; {4815#false} is VALID [2022-04-08 08:16:21,398 INFO L290 TraceCheckUtils]: 31: Hoare triple {4815#false} assume 4294967294 != ~__cil_tmp58~0 % 4294967296; {4815#false} is VALID [2022-04-08 08:16:21,399 INFO L290 TraceCheckUtils]: 32: Hoare triple {4815#false} assume 4 != ~blastFlag~0; {4815#false} is VALID [2022-04-08 08:16:21,399 INFO L290 TraceCheckUtils]: 33: Hoare triple {4815#false} assume 1024 != ~tmp___7~0; {4815#false} is VALID [2022-04-08 08:16:21,399 INFO L290 TraceCheckUtils]: 34: Hoare triple {4815#false} assume !false; {4815#false} is VALID [2022-04-08 08:16:21,399 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 08:16:21,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:16:21,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377935672] [2022-04-08 08:16:21,399 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377935672] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:21,399 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:21,399 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:21,400 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:16:21,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [684299191] [2022-04-08 08:16:21,400 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [684299191] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:21,400 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:21,400 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:21,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825960244] [2022-04-08 08:16:21,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:16:21,400 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 35 [2022-04-08 08:16:21,400 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:16:21,400 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 08:16:21,420 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 35 edges. 35 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:21,420 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:16:21,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:21,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:16:21,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:16:21,420 INFO L87 Difference]: Start difference. First operand 207 states and 326 transitions. Second operand has 6 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 08:16:22,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:22,131 INFO L93 Difference]: Finished difference Result 402 states and 636 transitions. [2022-04-08 08:16:22,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:16:22,131 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 35 [2022-04-08 08:16:22,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:16:22,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 08:16:22,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 522 transitions. [2022-04-08 08:16:22,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 08:16:22,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 522 transitions. [2022-04-08 08:16:22,137 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 522 transitions. [2022-04-08 08:16:22,474 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 522 edges. 522 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:22,477 INFO L225 Difference]: With dead ends: 402 [2022-04-08 08:16:22,477 INFO L226 Difference]: Without dead ends: 209 [2022-04-08 08:16:22,478 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 08:16:22,478 INFO L913 BasicCegarLoop]: 181 mSDtfsCounter, 759 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 352 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 759 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 390 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 08:16:22,478 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [759 Valid, 198 Invalid, 390 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 352 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 08:16:22,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2022-04-08 08:16:22,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 207. [2022-04-08 08:16:22,489 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:16:22,489 INFO L82 GeneralOperation]: Start isEquivalent. First operand 209 states. Second operand has 207 states, 202 states have (on average 1.5891089108910892) internal successors, (321), 202 states have internal predecessors, (321), 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 08:16:22,490 INFO L74 IsIncluded]: Start isIncluded. First operand 209 states. Second operand has 207 states, 202 states have (on average 1.5891089108910892) internal successors, (321), 202 states have internal predecessors, (321), 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 08:16:22,490 INFO L87 Difference]: Start difference. First operand 209 states. Second operand has 207 states, 202 states have (on average 1.5891089108910892) internal successors, (321), 202 states have internal predecessors, (321), 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 08:16:22,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:22,493 INFO L93 Difference]: Finished difference Result 209 states and 327 transitions. [2022-04-08 08:16:22,493 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 327 transitions. [2022-04-08 08:16:22,493 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:22,493 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:22,494 INFO L74 IsIncluded]: Start isIncluded. First operand has 207 states, 202 states have (on average 1.5891089108910892) internal successors, (321), 202 states have internal predecessors, (321), 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 209 states. [2022-04-08 08:16:22,494 INFO L87 Difference]: Start difference. First operand has 207 states, 202 states have (on average 1.5891089108910892) internal successors, (321), 202 states have internal predecessors, (321), 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 209 states. [2022-04-08 08:16:22,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:22,497 INFO L93 Difference]: Finished difference Result 209 states and 327 transitions. [2022-04-08 08:16:22,497 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 327 transitions. [2022-04-08 08:16:22,498 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:22,498 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:22,498 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:16:22,498 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:16:22,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 207 states, 202 states have (on average 1.5891089108910892) internal successors, (321), 202 states have internal predecessors, (321), 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 08:16:22,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 325 transitions. [2022-04-08 08:16:22,501 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 325 transitions. Word has length 35 [2022-04-08 08:16:22,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:16:22,501 INFO L478 AbstractCegarLoop]: Abstraction has 207 states and 325 transitions. [2022-04-08 08:16:22,502 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 08:16:22,502 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 207 states and 325 transitions. [2022-04-08 08:16:22,779 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 325 edges. 325 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:22,779 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 325 transitions. [2022-04-08 08:16:22,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-04-08 08:16:22,780 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:16:22,780 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] [2022-04-08 08:16:22,780 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-04-08 08:16:22,780 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:16:22,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:16:22,781 INFO L85 PathProgramCache]: Analyzing trace with hash 1028210496, now seen corresponding path program 1 times [2022-04-08 08:16:22,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:22,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [231050685] [2022-04-08 08:16:22,781 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:16:22,781 INFO L85 PathProgramCache]: Analyzing trace with hash 1028210496, now seen corresponding path program 2 times [2022-04-08 08:16:22,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:16:22,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717735409] [2022-04-08 08:16:22,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:16:22,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:16:22,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:22,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:16:22,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:22,837 INFO L290 TraceCheckUtils]: 0: Hoare triple {6475#(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); {6467#true} is VALID [2022-04-08 08:16:22,838 INFO L290 TraceCheckUtils]: 1: Hoare triple {6467#true} assume true; {6467#true} is VALID [2022-04-08 08:16:22,838 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {6467#true} {6467#true} #752#return; {6467#true} is VALID [2022-04-08 08:16:22,838 INFO L272 TraceCheckUtils]: 0: Hoare triple {6467#true} call ULTIMATE.init(); {6475#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:16:22,838 INFO L290 TraceCheckUtils]: 1: Hoare triple {6475#(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); {6467#true} is VALID [2022-04-08 08:16:22,838 INFO L290 TraceCheckUtils]: 2: Hoare triple {6467#true} assume true; {6467#true} is VALID [2022-04-08 08:16:22,838 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {6467#true} {6467#true} #752#return; {6467#true} is VALID [2022-04-08 08:16:22,839 INFO L272 TraceCheckUtils]: 4: Hoare triple {6467#true} call #t~ret59 := main(); {6467#true} is VALID [2022-04-08 08:16:22,839 INFO L290 TraceCheckUtils]: 5: Hoare triple {6467#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {6472#(<= main_~s~0 8464)} is VALID [2022-04-08 08:16:22,839 INFO L272 TraceCheckUtils]: 6: Hoare triple {6472#(<= main_~s~0 8464)} call #t~ret58 := ssl3_accept(~s~0); {6473#(not (= 16384 |ssl3_accept_#in~initial_state|))} is VALID [2022-04-08 08:16:22,841 INFO L290 TraceCheckUtils]: 7: Hoare triple {6473#(not (= 16384 |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;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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {6474#(not (= ssl3_accept_~s__state~0 16384))} is VALID [2022-04-08 08:16:22,841 INFO L290 TraceCheckUtils]: 8: Hoare triple {6474#(not (= ssl3_accept_~s__state~0 16384))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {6474#(not (= ssl3_accept_~s__state~0 16384))} is VALID [2022-04-08 08:16:22,841 INFO L290 TraceCheckUtils]: 9: Hoare triple {6474#(not (= ssl3_accept_~s__state~0 16384))} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {6474#(not (= ssl3_accept_~s__state~0 16384))} is VALID [2022-04-08 08:16:22,841 INFO L290 TraceCheckUtils]: 10: Hoare triple {6474#(not (= ssl3_accept_~s__state~0 16384))} assume !(0 != 12288 + ~tmp___1~0); {6474#(not (= ssl3_accept_~s__state~0 16384))} is VALID [2022-04-08 08:16:22,842 INFO L290 TraceCheckUtils]: 11: Hoare triple {6474#(not (= ssl3_accept_~s__state~0 16384))} assume !(0 == ~s__cert~0); {6474#(not (= ssl3_accept_~s__state~0 16384))} is VALID [2022-04-08 08:16:22,842 INFO L290 TraceCheckUtils]: 12: Hoare triple {6474#(not (= ssl3_accept_~s__state~0 16384))} assume !false; {6474#(not (= ssl3_accept_~s__state~0 16384))} is VALID [2022-04-08 08:16:22,842 INFO L290 TraceCheckUtils]: 13: Hoare triple {6474#(not (= ssl3_accept_~s__state~0 16384))} ~state~0 := ~s__state~0; {6474#(not (= ssl3_accept_~s__state~0 16384))} is VALID [2022-04-08 08:16:22,843 INFO L290 TraceCheckUtils]: 14: Hoare triple {6474#(not (= ssl3_accept_~s__state~0 16384))} assume !(12292 == ~s__state~0); {6474#(not (= ssl3_accept_~s__state~0 16384))} is VALID [2022-04-08 08:16:22,843 INFO L290 TraceCheckUtils]: 15: Hoare triple {6474#(not (= ssl3_accept_~s__state~0 16384))} assume 16384 == ~s__state~0; {6468#false} is VALID [2022-04-08 08:16:22,843 INFO L290 TraceCheckUtils]: 16: Hoare triple {6468#false} ~s__server~0 := 1; {6468#false} is VALID [2022-04-08 08:16:22,843 INFO L290 TraceCheckUtils]: 17: Hoare triple {6468#false} assume 0 != ~cb~0; {6468#false} is VALID [2022-04-08 08:16:22,843 INFO L290 TraceCheckUtils]: 18: Hoare triple {6468#false} ~__cil_tmp55~0 := 8 * ~s__version~0; {6468#false} is VALID [2022-04-08 08:16:22,843 INFO L290 TraceCheckUtils]: 19: Hoare triple {6468#false} assume !(3 != ~__cil_tmp55~0);~s__type~0 := 8192; {6468#false} is VALID [2022-04-08 08:16:22,843 INFO L290 TraceCheckUtils]: 20: Hoare triple {6468#false} assume !(0 == ~s__init_buf___0~0); {6468#false} is VALID [2022-04-08 08:16:22,843 INFO L290 TraceCheckUtils]: 21: Hoare triple {6468#false} assume !(0 == ~tmp___4~0);~s__init_num~0 := 0; {6468#false} is VALID [2022-04-08 08:16:22,844 INFO L290 TraceCheckUtils]: 22: Hoare triple {6468#false} assume 12292 != ~s__state~0; {6468#false} is VALID [2022-04-08 08:16:22,844 INFO L290 TraceCheckUtils]: 23: Hoare triple {6468#false} assume !(0 == ~tmp___5~0);~s__state~0 := 8464;#t~post33 := ~s__ctx__stats__sess_accept~0;~s__ctx__stats__sess_accept~0 := 1 + #t~post33;havoc #t~post33; {6468#false} is VALID [2022-04-08 08:16:22,844 INFO L290 TraceCheckUtils]: 24: Hoare triple {6468#false} assume -2147483648 <= #t~nondet55 && #t~nondet55 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet55;havoc #t~nondet55; {6468#false} is VALID [2022-04-08 08:16:22,844 INFO L290 TraceCheckUtils]: 25: Hoare triple {6468#false} assume 0 == ~s__s3__tmp__reuse_message~0; {6468#false} is VALID [2022-04-08 08:16:22,844 INFO L290 TraceCheckUtils]: 26: Hoare triple {6468#false} assume 0 == ~skip~0; {6468#false} is VALID [2022-04-08 08:16:22,844 INFO L290 TraceCheckUtils]: 27: Hoare triple {6468#false} assume 8560 == ~state~0; {6468#false} is VALID [2022-04-08 08:16:22,844 INFO L290 TraceCheckUtils]: 28: Hoare triple {6468#false} assume 8448 == ~s__state~0; {6468#false} is VALID [2022-04-08 08:16:22,844 INFO L290 TraceCheckUtils]: 29: Hoare triple {6468#false} assume -1 != ~s__verify_mode~0; {6468#false} is VALID [2022-04-08 08:16:22,844 INFO L290 TraceCheckUtils]: 30: Hoare triple {6468#false} assume -2 != ~s__verify_mode~0; {6468#false} is VALID [2022-04-08 08:16:22,844 INFO L290 TraceCheckUtils]: 31: Hoare triple {6468#false} assume 9021 != ~__cil_tmp61~0 % 4294967296; {6468#false} is VALID [2022-04-08 08:16:22,844 INFO L290 TraceCheckUtils]: 32: Hoare triple {6468#false} assume 4294967294 != ~__cil_tmp58~0 % 4294967296; {6468#false} is VALID [2022-04-08 08:16:22,844 INFO L290 TraceCheckUtils]: 33: Hoare triple {6468#false} assume 4 != ~blastFlag~0; {6468#false} is VALID [2022-04-08 08:16:22,845 INFO L290 TraceCheckUtils]: 34: Hoare triple {6468#false} assume 1024 != ~tmp___7~0; {6468#false} is VALID [2022-04-08 08:16:22,845 INFO L290 TraceCheckUtils]: 35: Hoare triple {6468#false} assume !false; {6468#false} is VALID [2022-04-08 08:16:22,845 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 08:16:22,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:16:22,845 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717735409] [2022-04-08 08:16:22,845 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717735409] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:22,845 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:22,845 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:22,845 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:16:22,845 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [231050685] [2022-04-08 08:16:22,845 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [231050685] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:22,845 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:22,845 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:22,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025724487] [2022-04-08 08:16:22,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:16:22,846 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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 36 [2022-04-08 08:16:22,846 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:16:22,846 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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 08:16:22,866 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 36 edges. 36 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:22,866 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:16:22,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:22,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:16:22,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:16:22,866 INFO L87 Difference]: Start difference. First operand 207 states and 325 transitions. Second operand has 6 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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 08:16:23,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:23,591 INFO L93 Difference]: Finished difference Result 410 states and 644 transitions. [2022-04-08 08:16:23,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:16:23,591 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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 36 [2022-04-08 08:16:23,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:16:23,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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 08:16:23,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 522 transitions. [2022-04-08 08:16:23,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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 08:16:23,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 522 transitions. [2022-04-08 08:16:23,596 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 522 transitions. [2022-04-08 08:16:23,928 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 522 edges. 522 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:23,931 INFO L225 Difference]: With dead ends: 410 [2022-04-08 08:16:23,931 INFO L226 Difference]: Without dead ends: 217 [2022-04-08 08:16:23,932 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 08:16:23,932 INFO L913 BasicCegarLoop]: 180 mSDtfsCounter, 767 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 356 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 767 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 389 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 08:16:23,932 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [767 Valid, 197 Invalid, 389 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 356 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 08:16:23,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2022-04-08 08:16:23,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 207. [2022-04-08 08:16:23,943 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:16:23,943 INFO L82 GeneralOperation]: Start isEquivalent. First operand 217 states. Second operand has 207 states, 202 states have (on average 1.5792079207920793) internal successors, (319), 202 states have internal predecessors, (319), 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 08:16:23,944 INFO L74 IsIncluded]: Start isIncluded. First operand 217 states. Second operand has 207 states, 202 states have (on average 1.5792079207920793) internal successors, (319), 202 states have internal predecessors, (319), 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 08:16:23,944 INFO L87 Difference]: Start difference. First operand 217 states. Second operand has 207 states, 202 states have (on average 1.5792079207920793) internal successors, (319), 202 states have internal predecessors, (319), 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 08:16:23,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:23,947 INFO L93 Difference]: Finished difference Result 217 states and 335 transitions. [2022-04-08 08:16:23,947 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 335 transitions. [2022-04-08 08:16:23,947 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:23,947 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:23,948 INFO L74 IsIncluded]: Start isIncluded. First operand has 207 states, 202 states have (on average 1.5792079207920793) internal successors, (319), 202 states have internal predecessors, (319), 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 217 states. [2022-04-08 08:16:23,948 INFO L87 Difference]: Start difference. First operand has 207 states, 202 states have (on average 1.5792079207920793) internal successors, (319), 202 states have internal predecessors, (319), 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 217 states. [2022-04-08 08:16:23,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:23,951 INFO L93 Difference]: Finished difference Result 217 states and 335 transitions. [2022-04-08 08:16:23,951 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 335 transitions. [2022-04-08 08:16:23,951 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:23,951 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:23,952 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:16:23,952 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:16:23,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 207 states, 202 states have (on average 1.5792079207920793) internal successors, (319), 202 states have internal predecessors, (319), 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 08:16:23,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 323 transitions. [2022-04-08 08:16:23,955 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 323 transitions. Word has length 36 [2022-04-08 08:16:23,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:16:23,955 INFO L478 AbstractCegarLoop]: Abstraction has 207 states and 323 transitions. [2022-04-08 08:16:23,955 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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 08:16:23,955 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 207 states and 323 transitions. [2022-04-08 08:16:24,242 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 323 edges. 323 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:24,242 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 323 transitions. [2022-04-08 08:16:24,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-04-08 08:16:24,242 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:16:24,242 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] [2022-04-08 08:16:24,243 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-04-08 08:16:24,243 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:16:24,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:16:24,243 INFO L85 PathProgramCache]: Analyzing trace with hash -2097728708, now seen corresponding path program 1 times [2022-04-08 08:16:24,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:24,243 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [601288175] [2022-04-08 08:16:24,243 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:16:24,243 INFO L85 PathProgramCache]: Analyzing trace with hash -2097728708, now seen corresponding path program 2 times [2022-04-08 08:16:24,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:16:24,244 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506813757] [2022-04-08 08:16:24,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:16:24,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:16:24,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:24,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:16:24,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:24,306 INFO L290 TraceCheckUtils]: 0: Hoare triple {8160#(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); {8152#true} is VALID [2022-04-08 08:16:24,306 INFO L290 TraceCheckUtils]: 1: Hoare triple {8152#true} assume true; {8152#true} is VALID [2022-04-08 08:16:24,307 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {8152#true} {8152#true} #752#return; {8152#true} is VALID [2022-04-08 08:16:24,307 INFO L272 TraceCheckUtils]: 0: Hoare triple {8152#true} call ULTIMATE.init(); {8160#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:16:24,307 INFO L290 TraceCheckUtils]: 1: Hoare triple {8160#(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); {8152#true} is VALID [2022-04-08 08:16:24,307 INFO L290 TraceCheckUtils]: 2: Hoare triple {8152#true} assume true; {8152#true} is VALID [2022-04-08 08:16:24,307 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {8152#true} {8152#true} #752#return; {8152#true} is VALID [2022-04-08 08:16:24,307 INFO L272 TraceCheckUtils]: 4: Hoare triple {8152#true} call #t~ret59 := main(); {8152#true} is VALID [2022-04-08 08:16:24,308 INFO L290 TraceCheckUtils]: 5: Hoare triple {8152#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {8157#(<= 8464 main_~s~0)} is VALID [2022-04-08 08:16:24,308 INFO L272 TraceCheckUtils]: 6: Hoare triple {8157#(<= 8464 main_~s~0)} call #t~ret58 := ssl3_accept(~s~0); {8158#(not (= 8192 |ssl3_accept_#in~initial_state|))} is VALID [2022-04-08 08:16:24,309 INFO L290 TraceCheckUtils]: 7: Hoare triple {8158#(not (= 8192 |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;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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {8159#(not (= 8192 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:24,310 INFO L290 TraceCheckUtils]: 8: Hoare triple {8159#(not (= 8192 ssl3_accept_~s__state~0))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {8159#(not (= 8192 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:24,310 INFO L290 TraceCheckUtils]: 9: Hoare triple {8159#(not (= 8192 ssl3_accept_~s__state~0))} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {8159#(not (= 8192 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:24,310 INFO L290 TraceCheckUtils]: 10: Hoare triple {8159#(not (= 8192 ssl3_accept_~s__state~0))} assume !(0 != 12288 + ~tmp___1~0); {8159#(not (= 8192 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:24,311 INFO L290 TraceCheckUtils]: 11: Hoare triple {8159#(not (= 8192 ssl3_accept_~s__state~0))} assume !(0 == ~s__cert~0); {8159#(not (= 8192 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:24,311 INFO L290 TraceCheckUtils]: 12: Hoare triple {8159#(not (= 8192 ssl3_accept_~s__state~0))} assume !false; {8159#(not (= 8192 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:24,311 INFO L290 TraceCheckUtils]: 13: Hoare triple {8159#(not (= 8192 ssl3_accept_~s__state~0))} ~state~0 := ~s__state~0; {8159#(not (= 8192 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:24,311 INFO L290 TraceCheckUtils]: 14: Hoare triple {8159#(not (= 8192 ssl3_accept_~s__state~0))} assume !(12292 == ~s__state~0); {8159#(not (= 8192 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:24,312 INFO L290 TraceCheckUtils]: 15: Hoare triple {8159#(not (= 8192 ssl3_accept_~s__state~0))} assume !(16384 == ~s__state~0); {8159#(not (= 8192 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:24,312 INFO L290 TraceCheckUtils]: 16: Hoare triple {8159#(not (= 8192 ssl3_accept_~s__state~0))} assume 8192 == ~s__state~0; {8153#false} is VALID [2022-04-08 08:16:24,312 INFO L290 TraceCheckUtils]: 17: Hoare triple {8153#false} ~s__server~0 := 1; {8153#false} is VALID [2022-04-08 08:16:24,312 INFO L290 TraceCheckUtils]: 18: Hoare triple {8153#false} assume 0 != ~cb~0; {8153#false} is VALID [2022-04-08 08:16:24,312 INFO L290 TraceCheckUtils]: 19: Hoare triple {8153#false} ~__cil_tmp55~0 := 8 * ~s__version~0; {8153#false} is VALID [2022-04-08 08:16:24,312 INFO L290 TraceCheckUtils]: 20: Hoare triple {8153#false} assume !(3 != ~__cil_tmp55~0);~s__type~0 := 8192; {8153#false} is VALID [2022-04-08 08:16:24,312 INFO L290 TraceCheckUtils]: 21: Hoare triple {8153#false} assume !(0 == ~s__init_buf___0~0); {8153#false} is VALID [2022-04-08 08:16:24,312 INFO L290 TraceCheckUtils]: 22: Hoare triple {8153#false} assume !(0 == ~tmp___4~0);~s__init_num~0 := 0; {8153#false} is VALID [2022-04-08 08:16:24,313 INFO L290 TraceCheckUtils]: 23: Hoare triple {8153#false} assume 12292 != ~s__state~0; {8153#false} is VALID [2022-04-08 08:16:24,313 INFO L290 TraceCheckUtils]: 24: Hoare triple {8153#false} assume !(0 == ~tmp___5~0);~s__state~0 := 8464;#t~post33 := ~s__ctx__stats__sess_accept~0;~s__ctx__stats__sess_accept~0 := 1 + #t~post33;havoc #t~post33; {8153#false} is VALID [2022-04-08 08:16:24,313 INFO L290 TraceCheckUtils]: 25: Hoare triple {8153#false} assume -2147483648 <= #t~nondet55 && #t~nondet55 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet55;havoc #t~nondet55; {8153#false} is VALID [2022-04-08 08:16:24,313 INFO L290 TraceCheckUtils]: 26: Hoare triple {8153#false} assume 0 == ~s__s3__tmp__reuse_message~0; {8153#false} is VALID [2022-04-08 08:16:24,313 INFO L290 TraceCheckUtils]: 27: Hoare triple {8153#false} assume 0 == ~skip~0; {8153#false} is VALID [2022-04-08 08:16:24,313 INFO L290 TraceCheckUtils]: 28: Hoare triple {8153#false} assume 8560 == ~state~0; {8153#false} is VALID [2022-04-08 08:16:24,313 INFO L290 TraceCheckUtils]: 29: Hoare triple {8153#false} assume 8448 == ~s__state~0; {8153#false} is VALID [2022-04-08 08:16:24,313 INFO L290 TraceCheckUtils]: 30: Hoare triple {8153#false} assume -1 != ~s__verify_mode~0; {8153#false} is VALID [2022-04-08 08:16:24,313 INFO L290 TraceCheckUtils]: 31: Hoare triple {8153#false} assume -2 != ~s__verify_mode~0; {8153#false} is VALID [2022-04-08 08:16:24,313 INFO L290 TraceCheckUtils]: 32: Hoare triple {8153#false} assume 9021 != ~__cil_tmp61~0 % 4294967296; {8153#false} is VALID [2022-04-08 08:16:24,313 INFO L290 TraceCheckUtils]: 33: Hoare triple {8153#false} assume 4294967294 != ~__cil_tmp58~0 % 4294967296; {8153#false} is VALID [2022-04-08 08:16:24,313 INFO L290 TraceCheckUtils]: 34: Hoare triple {8153#false} assume 4 != ~blastFlag~0; {8153#false} is VALID [2022-04-08 08:16:24,313 INFO L290 TraceCheckUtils]: 35: Hoare triple {8153#false} assume 1024 != ~tmp___7~0; {8153#false} is VALID [2022-04-08 08:16:24,314 INFO L290 TraceCheckUtils]: 36: Hoare triple {8153#false} assume !false; {8153#false} is VALID [2022-04-08 08:16:24,314 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 08:16:24,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:16:24,314 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506813757] [2022-04-08 08:16:24,314 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506813757] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:24,314 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:24,314 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:24,315 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:16:24,315 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [601288175] [2022-04-08 08:16:24,315 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [601288175] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:24,315 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:24,315 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:24,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492588477] [2022-04-08 08:16:24,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:16:24,315 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 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 37 [2022-04-08 08:16:24,315 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:16:24,315 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 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 08:16:24,344 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:24,344 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:16:24,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:24,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:16:24,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:16:24,345 INFO L87 Difference]: Start difference. First operand 207 states and 323 transitions. Second operand has 6 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 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 08:16:25,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:25,026 INFO L93 Difference]: Finished difference Result 410 states and 640 transitions. [2022-04-08 08:16:25,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:16:25,027 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 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 37 [2022-04-08 08:16:25,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:16:25,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 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 08:16:25,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 523 transitions. [2022-04-08 08:16:25,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 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 08:16:25,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 523 transitions. [2022-04-08 08:16:25,047 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 523 transitions. [2022-04-08 08:16:25,280 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 523 edges. 523 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:25,282 INFO L225 Difference]: With dead ends: 410 [2022-04-08 08:16:25,282 INFO L226 Difference]: Without dead ends: 217 [2022-04-08 08:16:25,283 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 08:16:25,283 INFO L913 BasicCegarLoop]: 181 mSDtfsCounter, 767 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 356 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 767 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 390 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 08:16:25,284 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [767 Valid, 198 Invalid, 390 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 356 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 08:16:25,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2022-04-08 08:16:25,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 207. [2022-04-08 08:16:25,297 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:16:25,297 INFO L82 GeneralOperation]: Start isEquivalent. First operand 217 states. Second operand has 207 states, 202 states have (on average 1.5693069306930694) internal successors, (317), 202 states have internal predecessors, (317), 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 08:16:25,297 INFO L74 IsIncluded]: Start isIncluded. First operand 217 states. Second operand has 207 states, 202 states have (on average 1.5693069306930694) internal successors, (317), 202 states have internal predecessors, (317), 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 08:16:25,298 INFO L87 Difference]: Start difference. First operand 217 states. Second operand has 207 states, 202 states have (on average 1.5693069306930694) internal successors, (317), 202 states have internal predecessors, (317), 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 08:16:25,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:25,301 INFO L93 Difference]: Finished difference Result 217 states and 333 transitions. [2022-04-08 08:16:25,301 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 333 transitions. [2022-04-08 08:16:25,301 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:25,301 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:25,301 INFO L74 IsIncluded]: Start isIncluded. First operand has 207 states, 202 states have (on average 1.5693069306930694) internal successors, (317), 202 states have internal predecessors, (317), 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 217 states. [2022-04-08 08:16:25,302 INFO L87 Difference]: Start difference. First operand has 207 states, 202 states have (on average 1.5693069306930694) internal successors, (317), 202 states have internal predecessors, (317), 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 217 states. [2022-04-08 08:16:25,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:25,315 INFO L93 Difference]: Finished difference Result 217 states and 333 transitions. [2022-04-08 08:16:25,315 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 333 transitions. [2022-04-08 08:16:25,315 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:25,315 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:25,315 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:16:25,315 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:16:25,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 207 states, 202 states have (on average 1.5693069306930694) internal successors, (317), 202 states have internal predecessors, (317), 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 08:16:25,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 321 transitions. [2022-04-08 08:16:25,319 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 321 transitions. Word has length 37 [2022-04-08 08:16:25,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:16:25,319 INFO L478 AbstractCegarLoop]: Abstraction has 207 states and 321 transitions. [2022-04-08 08:16:25,319 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 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 08:16:25,319 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 207 states and 321 transitions. [2022-04-08 08:16:25,565 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 321 edges. 321 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:25,565 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 321 transitions. [2022-04-08 08:16:25,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-04-08 08:16:25,565 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:16:25,565 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] [2022-04-08 08:16:25,565 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-04-08 08:16:25,566 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:16:25,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:16:25,566 INFO L85 PathProgramCache]: Analyzing trace with hash -1553278138, now seen corresponding path program 1 times [2022-04-08 08:16:25,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:25,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [203443283] [2022-04-08 08:16:25,566 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:16:25,566 INFO L85 PathProgramCache]: Analyzing trace with hash -1553278138, now seen corresponding path program 2 times [2022-04-08 08:16:25,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:16:25,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763254841] [2022-04-08 08:16:25,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:16:25,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:16:25,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:25,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:16:25,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:25,675 INFO L290 TraceCheckUtils]: 0: Hoare triple {9844#(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); {9837#true} is VALID [2022-04-08 08:16:25,675 INFO L290 TraceCheckUtils]: 1: Hoare triple {9837#true} assume true; {9837#true} is VALID [2022-04-08 08:16:25,676 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {9837#true} {9837#true} #752#return; {9837#true} is VALID [2022-04-08 08:16:25,676 INFO L272 TraceCheckUtils]: 0: Hoare triple {9837#true} call ULTIMATE.init(); {9844#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:16:25,676 INFO L290 TraceCheckUtils]: 1: Hoare triple {9844#(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); {9837#true} is VALID [2022-04-08 08:16:25,676 INFO L290 TraceCheckUtils]: 2: Hoare triple {9837#true} assume true; {9837#true} is VALID [2022-04-08 08:16:25,676 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {9837#true} {9837#true} #752#return; {9837#true} is VALID [2022-04-08 08:16:25,677 INFO L272 TraceCheckUtils]: 4: Hoare triple {9837#true} call #t~ret59 := main(); {9837#true} is VALID [2022-04-08 08:16:25,677 INFO L290 TraceCheckUtils]: 5: Hoare triple {9837#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {9837#true} is VALID [2022-04-08 08:16:25,677 INFO L272 TraceCheckUtils]: 6: Hoare triple {9837#true} call #t~ret58 := ssl3_accept(~s~0); {9837#true} is VALID [2022-04-08 08:16:25,677 INFO L290 TraceCheckUtils]: 7: Hoare triple {9837#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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {9837#true} is VALID [2022-04-08 08:16:25,677 INFO L290 TraceCheckUtils]: 8: Hoare triple {9837#true} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {9837#true} is VALID [2022-04-08 08:16:25,677 INFO L290 TraceCheckUtils]: 9: Hoare triple {9837#true} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {9837#true} is VALID [2022-04-08 08:16:25,677 INFO L290 TraceCheckUtils]: 10: Hoare triple {9837#true} assume !(0 != 12288 + ~tmp___1~0); {9837#true} is VALID [2022-04-08 08:16:25,677 INFO L290 TraceCheckUtils]: 11: Hoare triple {9837#true} assume !(0 == ~s__cert~0); {9837#true} is VALID [2022-04-08 08:16:25,677 INFO L290 TraceCheckUtils]: 12: Hoare triple {9837#true} assume !false; {9837#true} is VALID [2022-04-08 08:16:25,680 INFO L290 TraceCheckUtils]: 13: Hoare triple {9837#true} ~state~0 := ~s__state~0; {9842#(or (not (= 8464 ssl3_accept_~s__state~0)) (not (= 8560 ssl3_accept_~state~0)))} is VALID [2022-04-08 08:16:25,681 INFO L290 TraceCheckUtils]: 14: Hoare triple {9842#(or (not (= 8464 ssl3_accept_~s__state~0)) (not (= 8560 ssl3_accept_~state~0)))} assume !(12292 == ~s__state~0); {9842#(or (not (= 8464 ssl3_accept_~s__state~0)) (not (= 8560 ssl3_accept_~state~0)))} is VALID [2022-04-08 08:16:25,685 INFO L290 TraceCheckUtils]: 15: Hoare triple {9842#(or (not (= 8464 ssl3_accept_~s__state~0)) (not (= 8560 ssl3_accept_~state~0)))} assume !(16384 == ~s__state~0); {9842#(or (not (= 8464 ssl3_accept_~s__state~0)) (not (= 8560 ssl3_accept_~state~0)))} is VALID [2022-04-08 08:16:25,686 INFO L290 TraceCheckUtils]: 16: Hoare triple {9842#(or (not (= 8464 ssl3_accept_~s__state~0)) (not (= 8560 ssl3_accept_~state~0)))} assume !(8192 == ~s__state~0); {9842#(or (not (= 8464 ssl3_accept_~s__state~0)) (not (= 8560 ssl3_accept_~state~0)))} is VALID [2022-04-08 08:16:25,687 INFO L290 TraceCheckUtils]: 17: Hoare triple {9842#(or (not (= 8464 ssl3_accept_~s__state~0)) (not (= 8560 ssl3_accept_~state~0)))} assume !(24576 == ~s__state~0); {9842#(or (not (= 8464 ssl3_accept_~s__state~0)) (not (= 8560 ssl3_accept_~state~0)))} is VALID [2022-04-08 08:16:25,688 INFO L290 TraceCheckUtils]: 18: Hoare triple {9842#(or (not (= 8464 ssl3_accept_~s__state~0)) (not (= 8560 ssl3_accept_~state~0)))} assume !(8195 == ~s__state~0); {9842#(or (not (= 8464 ssl3_accept_~s__state~0)) (not (= 8560 ssl3_accept_~state~0)))} is VALID [2022-04-08 08:16:25,688 INFO L290 TraceCheckUtils]: 19: Hoare triple {9842#(or (not (= 8464 ssl3_accept_~s__state~0)) (not (= 8560 ssl3_accept_~state~0)))} assume !(8480 == ~s__state~0); {9842#(or (not (= 8464 ssl3_accept_~s__state~0)) (not (= 8560 ssl3_accept_~state~0)))} is VALID [2022-04-08 08:16:25,689 INFO L290 TraceCheckUtils]: 20: Hoare triple {9842#(or (not (= 8464 ssl3_accept_~s__state~0)) (not (= 8560 ssl3_accept_~state~0)))} assume !(8481 == ~s__state~0); {9842#(or (not (= 8464 ssl3_accept_~s__state~0)) (not (= 8560 ssl3_accept_~state~0)))} is VALID [2022-04-08 08:16:25,689 INFO L290 TraceCheckUtils]: 21: Hoare triple {9842#(or (not (= 8464 ssl3_accept_~s__state~0)) (not (= 8560 ssl3_accept_~state~0)))} assume !(8482 == ~s__state~0); {9842#(or (not (= 8464 ssl3_accept_~s__state~0)) (not (= 8560 ssl3_accept_~state~0)))} is VALID [2022-04-08 08:16:25,691 INFO L290 TraceCheckUtils]: 22: Hoare triple {9842#(or (not (= 8464 ssl3_accept_~s__state~0)) (not (= 8560 ssl3_accept_~state~0)))} assume 8464 == ~s__state~0; {9843#(not (= 8560 ssl3_accept_~state~0))} is VALID [2022-04-08 08:16:25,692 INFO L290 TraceCheckUtils]: 23: Hoare triple {9843#(not (= 8560 ssl3_accept_~state~0))} ~s__shutdown~0 := 0;assume -2147483648 <= #t~nondet36 && #t~nondet36 <= 2147483647;~ret~0 := #t~nondet36;havoc #t~nondet36; {9843#(not (= 8560 ssl3_accept_~state~0))} is VALID [2022-04-08 08:16:25,692 INFO L290 TraceCheckUtils]: 24: Hoare triple {9843#(not (= 8560 ssl3_accept_~state~0))} assume 0 == ~blastFlag~0;~blastFlag~0 := 1; {9843#(not (= 8560 ssl3_accept_~state~0))} is VALID [2022-04-08 08:16:25,692 INFO L290 TraceCheckUtils]: 25: Hoare triple {9843#(not (= 8560 ssl3_accept_~state~0))} assume !(~ret~0 <= 0);~got_new_session~0 := 1;~s__state~0 := 8496;~s__init_num~0 := 0; {9843#(not (= 8560 ssl3_accept_~state~0))} is VALID [2022-04-08 08:16:25,692 INFO L290 TraceCheckUtils]: 26: Hoare triple {9843#(not (= 8560 ssl3_accept_~state~0))} assume -2147483648 <= #t~nondet55 && #t~nondet55 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet55;havoc #t~nondet55; {9843#(not (= 8560 ssl3_accept_~state~0))} is VALID [2022-04-08 08:16:25,693 INFO L290 TraceCheckUtils]: 27: Hoare triple {9843#(not (= 8560 ssl3_accept_~state~0))} assume 0 == ~s__s3__tmp__reuse_message~0; {9843#(not (= 8560 ssl3_accept_~state~0))} is VALID [2022-04-08 08:16:25,693 INFO L290 TraceCheckUtils]: 28: Hoare triple {9843#(not (= 8560 ssl3_accept_~state~0))} assume 0 == ~skip~0; {9843#(not (= 8560 ssl3_accept_~state~0))} is VALID [2022-04-08 08:16:25,693 INFO L290 TraceCheckUtils]: 29: Hoare triple {9843#(not (= 8560 ssl3_accept_~state~0))} assume 8560 == ~state~0; {9838#false} is VALID [2022-04-08 08:16:25,693 INFO L290 TraceCheckUtils]: 30: Hoare triple {9838#false} assume 8448 == ~s__state~0; {9838#false} is VALID [2022-04-08 08:16:25,693 INFO L290 TraceCheckUtils]: 31: Hoare triple {9838#false} assume -1 != ~s__verify_mode~0; {9838#false} is VALID [2022-04-08 08:16:25,693 INFO L290 TraceCheckUtils]: 32: Hoare triple {9838#false} assume -2 != ~s__verify_mode~0; {9838#false} is VALID [2022-04-08 08:16:25,694 INFO L290 TraceCheckUtils]: 33: Hoare triple {9838#false} assume 9021 != ~__cil_tmp61~0 % 4294967296; {9838#false} is VALID [2022-04-08 08:16:25,694 INFO L290 TraceCheckUtils]: 34: Hoare triple {9838#false} assume 4294967294 != ~__cil_tmp58~0 % 4294967296; {9838#false} is VALID [2022-04-08 08:16:25,694 INFO L290 TraceCheckUtils]: 35: Hoare triple {9838#false} assume 4 != ~blastFlag~0; {9838#false} is VALID [2022-04-08 08:16:25,694 INFO L290 TraceCheckUtils]: 36: Hoare triple {9838#false} assume 1024 != ~tmp___7~0; {9838#false} is VALID [2022-04-08 08:16:25,694 INFO L290 TraceCheckUtils]: 37: Hoare triple {9838#false} assume !false; {9838#false} is VALID [2022-04-08 08:16:25,695 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 08:16:25,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:16:25,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763254841] [2022-04-08 08:16:25,695 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763254841] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:25,695 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:25,695 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 08:16:25,696 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:16:25,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [203443283] [2022-04-08 08:16:25,696 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [203443283] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:25,696 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:25,696 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 08:16:25,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926728161] [2022-04-08 08:16:25,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:16:25,696 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 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 38 [2022-04-08 08:16:25,696 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:16:25,697 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 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) [2022-04-08 08:16:25,717 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:25,717 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-08 08:16:25,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:25,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-08 08:16:25,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-04-08 08:16:25,718 INFO L87 Difference]: Start difference. First operand 207 states and 321 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 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) [2022-04-08 08:16:26,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:26,381 INFO L93 Difference]: Finished difference Result 443 states and 687 transitions. [2022-04-08 08:16:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-08 08:16:26,382 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 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 38 [2022-04-08 08:16:26,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:16:26,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 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) [2022-04-08 08:16:26,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 528 transitions. [2022-04-08 08:16:26,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 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) [2022-04-08 08:16:26,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 528 transitions. [2022-04-08 08:16:26,390 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 528 transitions. [2022-04-08 08:16:26,735 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 528 edges. 528 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:26,738 INFO L225 Difference]: With dead ends: 443 [2022-04-08 08:16:26,738 INFO L226 Difference]: Without dead ends: 250 [2022-04-08 08:16:26,739 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-04-08 08:16:26,739 INFO L913 BasicCegarLoop]: 183 mSDtfsCounter, 482 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 370 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 482 SdHoareTripleChecker+Valid, 195 SdHoareTripleChecker+Invalid, 398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 370 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 08:16:26,739 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [482 Valid, 195 Invalid, 398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 370 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 08:16:26,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2022-04-08 08:16:26,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 214. [2022-04-08 08:16:26,756 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:16:26,756 INFO L82 GeneralOperation]: Start isEquivalent. First operand 250 states. Second operand has 214 states, 209 states have (on average 1.5645933014354068) internal successors, (327), 209 states have internal predecessors, (327), 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 08:16:26,758 INFO L74 IsIncluded]: Start isIncluded. First operand 250 states. Second operand has 214 states, 209 states have (on average 1.5645933014354068) internal successors, (327), 209 states have internal predecessors, (327), 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 08:16:26,758 INFO L87 Difference]: Start difference. First operand 250 states. Second operand has 214 states, 209 states have (on average 1.5645933014354068) internal successors, (327), 209 states have internal predecessors, (327), 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 08:16:26,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:26,761 INFO L93 Difference]: Finished difference Result 250 states and 383 transitions. [2022-04-08 08:16:26,761 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 383 transitions. [2022-04-08 08:16:26,762 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:26,762 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:26,762 INFO L74 IsIncluded]: Start isIncluded. First operand has 214 states, 209 states have (on average 1.5645933014354068) internal successors, (327), 209 states have internal predecessors, (327), 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 250 states. [2022-04-08 08:16:26,762 INFO L87 Difference]: Start difference. First operand has 214 states, 209 states have (on average 1.5645933014354068) internal successors, (327), 209 states have internal predecessors, (327), 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 250 states. [2022-04-08 08:16:26,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:26,766 INFO L93 Difference]: Finished difference Result 250 states and 383 transitions. [2022-04-08 08:16:26,766 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 383 transitions. [2022-04-08 08:16:26,766 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:26,766 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:26,767 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:16:26,767 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:16:26,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 209 states have (on average 1.5645933014354068) internal successors, (327), 209 states have internal predecessors, (327), 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 08:16:26,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 331 transitions. [2022-04-08 08:16:26,770 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 331 transitions. Word has length 38 [2022-04-08 08:16:26,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:16:26,770 INFO L478 AbstractCegarLoop]: Abstraction has 214 states and 331 transitions. [2022-04-08 08:16:26,770 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 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) [2022-04-08 08:16:26,770 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 214 states and 331 transitions. [2022-04-08 08:16:27,095 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 331 edges. 331 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:27,095 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 331 transitions. [2022-04-08 08:16:27,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-04-08 08:16:27,095 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:16:27,095 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] [2022-04-08 08:16:27,096 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-04-08 08:16:27,096 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:16:27,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:16:27,096 INFO L85 PathProgramCache]: Analyzing trace with hash 839158341, now seen corresponding path program 1 times [2022-04-08 08:16:27,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:27,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1303079444] [2022-04-08 08:16:27,096 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:16:27,096 INFO L85 PathProgramCache]: Analyzing trace with hash 839158341, now seen corresponding path program 2 times [2022-04-08 08:16:27,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:16:27,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464416563] [2022-04-08 08:16:27,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:16:27,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:16:27,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:27,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:16:27,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:27,170 INFO L290 TraceCheckUtils]: 0: Hoare triple {11675#(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); {11667#true} is VALID [2022-04-08 08:16:27,170 INFO L290 TraceCheckUtils]: 1: Hoare triple {11667#true} assume true; {11667#true} is VALID [2022-04-08 08:16:27,170 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {11667#true} {11667#true} #752#return; {11667#true} is VALID [2022-04-08 08:16:27,170 INFO L272 TraceCheckUtils]: 0: Hoare triple {11667#true} call ULTIMATE.init(); {11675#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:16:27,170 INFO L290 TraceCheckUtils]: 1: Hoare triple {11675#(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); {11667#true} is VALID [2022-04-08 08:16:27,170 INFO L290 TraceCheckUtils]: 2: Hoare triple {11667#true} assume true; {11667#true} is VALID [2022-04-08 08:16:27,170 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {11667#true} {11667#true} #752#return; {11667#true} is VALID [2022-04-08 08:16:27,171 INFO L272 TraceCheckUtils]: 4: Hoare triple {11667#true} call #t~ret59 := main(); {11667#true} is VALID [2022-04-08 08:16:27,171 INFO L290 TraceCheckUtils]: 5: Hoare triple {11667#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {11672#(<= main_~s~0 8464)} is VALID [2022-04-08 08:16:27,171 INFO L272 TraceCheckUtils]: 6: Hoare triple {11672#(<= main_~s~0 8464)} call #t~ret58 := ssl3_accept(~s~0); {11673#(not (= 24576 |ssl3_accept_#in~initial_state|))} is VALID [2022-04-08 08:16:27,172 INFO L290 TraceCheckUtils]: 7: Hoare triple {11673#(not (= 24576 |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;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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {11674#(not (= 24576 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:27,173 INFO L290 TraceCheckUtils]: 8: Hoare triple {11674#(not (= 24576 ssl3_accept_~s__state~0))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {11674#(not (= 24576 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:27,173 INFO L290 TraceCheckUtils]: 9: Hoare triple {11674#(not (= 24576 ssl3_accept_~s__state~0))} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {11674#(not (= 24576 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:27,173 INFO L290 TraceCheckUtils]: 10: Hoare triple {11674#(not (= 24576 ssl3_accept_~s__state~0))} assume !(0 != 12288 + ~tmp___1~0); {11674#(not (= 24576 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:27,173 INFO L290 TraceCheckUtils]: 11: Hoare triple {11674#(not (= 24576 ssl3_accept_~s__state~0))} assume !(0 == ~s__cert~0); {11674#(not (= 24576 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:27,174 INFO L290 TraceCheckUtils]: 12: Hoare triple {11674#(not (= 24576 ssl3_accept_~s__state~0))} assume !false; {11674#(not (= 24576 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:27,174 INFO L290 TraceCheckUtils]: 13: Hoare triple {11674#(not (= 24576 ssl3_accept_~s__state~0))} ~state~0 := ~s__state~0; {11674#(not (= 24576 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:27,174 INFO L290 TraceCheckUtils]: 14: Hoare triple {11674#(not (= 24576 ssl3_accept_~s__state~0))} assume !(12292 == ~s__state~0); {11674#(not (= 24576 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:27,174 INFO L290 TraceCheckUtils]: 15: Hoare triple {11674#(not (= 24576 ssl3_accept_~s__state~0))} assume !(16384 == ~s__state~0); {11674#(not (= 24576 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:27,175 INFO L290 TraceCheckUtils]: 16: Hoare triple {11674#(not (= 24576 ssl3_accept_~s__state~0))} assume !(8192 == ~s__state~0); {11674#(not (= 24576 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:27,175 INFO L290 TraceCheckUtils]: 17: Hoare triple {11674#(not (= 24576 ssl3_accept_~s__state~0))} assume 24576 == ~s__state~0; {11668#false} is VALID [2022-04-08 08:16:27,175 INFO L290 TraceCheckUtils]: 18: Hoare triple {11668#false} ~s__server~0 := 1; {11668#false} is VALID [2022-04-08 08:16:27,175 INFO L290 TraceCheckUtils]: 19: Hoare triple {11668#false} assume 0 != ~cb~0; {11668#false} is VALID [2022-04-08 08:16:27,175 INFO L290 TraceCheckUtils]: 20: Hoare triple {11668#false} ~__cil_tmp55~0 := 8 * ~s__version~0; {11668#false} is VALID [2022-04-08 08:16:27,175 INFO L290 TraceCheckUtils]: 21: Hoare triple {11668#false} assume !(3 != ~__cil_tmp55~0);~s__type~0 := 8192; {11668#false} is VALID [2022-04-08 08:16:27,175 INFO L290 TraceCheckUtils]: 22: Hoare triple {11668#false} assume !(0 == ~s__init_buf___0~0); {11668#false} is VALID [2022-04-08 08:16:27,175 INFO L290 TraceCheckUtils]: 23: Hoare triple {11668#false} assume !(0 == ~tmp___4~0);~s__init_num~0 := 0; {11668#false} is VALID [2022-04-08 08:16:27,175 INFO L290 TraceCheckUtils]: 24: Hoare triple {11668#false} assume 12292 != ~s__state~0; {11668#false} is VALID [2022-04-08 08:16:27,176 INFO L290 TraceCheckUtils]: 25: Hoare triple {11668#false} assume !(0 == ~tmp___5~0);~s__state~0 := 8464;#t~post33 := ~s__ctx__stats__sess_accept~0;~s__ctx__stats__sess_accept~0 := 1 + #t~post33;havoc #t~post33; {11668#false} is VALID [2022-04-08 08:16:27,176 INFO L290 TraceCheckUtils]: 26: Hoare triple {11668#false} assume -2147483648 <= #t~nondet55 && #t~nondet55 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet55;havoc #t~nondet55; {11668#false} is VALID [2022-04-08 08:16:27,176 INFO L290 TraceCheckUtils]: 27: Hoare triple {11668#false} assume 0 == ~s__s3__tmp__reuse_message~0; {11668#false} is VALID [2022-04-08 08:16:27,176 INFO L290 TraceCheckUtils]: 28: Hoare triple {11668#false} assume 0 == ~skip~0; {11668#false} is VALID [2022-04-08 08:16:27,176 INFO L290 TraceCheckUtils]: 29: Hoare triple {11668#false} assume 8560 == ~state~0; {11668#false} is VALID [2022-04-08 08:16:27,176 INFO L290 TraceCheckUtils]: 30: Hoare triple {11668#false} assume 8448 == ~s__state~0; {11668#false} is VALID [2022-04-08 08:16:27,176 INFO L290 TraceCheckUtils]: 31: Hoare triple {11668#false} assume -1 != ~s__verify_mode~0; {11668#false} is VALID [2022-04-08 08:16:27,176 INFO L290 TraceCheckUtils]: 32: Hoare triple {11668#false} assume -2 != ~s__verify_mode~0; {11668#false} is VALID [2022-04-08 08:16:27,176 INFO L290 TraceCheckUtils]: 33: Hoare triple {11668#false} assume 9021 != ~__cil_tmp61~0 % 4294967296; {11668#false} is VALID [2022-04-08 08:16:27,176 INFO L290 TraceCheckUtils]: 34: Hoare triple {11668#false} assume 4294967294 != ~__cil_tmp58~0 % 4294967296; {11668#false} is VALID [2022-04-08 08:16:27,176 INFO L290 TraceCheckUtils]: 35: Hoare triple {11668#false} assume 4 != ~blastFlag~0; {11668#false} is VALID [2022-04-08 08:16:27,176 INFO L290 TraceCheckUtils]: 36: Hoare triple {11668#false} assume 1024 != ~tmp___7~0; {11668#false} is VALID [2022-04-08 08:16:27,176 INFO L290 TraceCheckUtils]: 37: Hoare triple {11668#false} assume !false; {11668#false} is VALID [2022-04-08 08:16:27,176 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 08:16:27,177 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:16:27,177 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464416563] [2022-04-08 08:16:27,177 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [464416563] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:27,183 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:27,183 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:27,183 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:16:27,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1303079444] [2022-04-08 08:16:27,183 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1303079444] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:27,183 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:27,183 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:27,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528165038] [2022-04-08 08:16:27,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:16:27,184 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 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 38 [2022-04-08 08:16:27,184 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:16:27,184 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 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 08:16:27,204 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:27,204 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:16:27,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:27,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:16:27,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:16:27,204 INFO L87 Difference]: Start difference. First operand 214 states and 331 transitions. Second operand has 6 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 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 08:16:27,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:27,873 INFO L93 Difference]: Finished difference Result 424 states and 656 transitions. [2022-04-08 08:16:27,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:16:27,873 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 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 38 [2022-04-08 08:16:27,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:16:27,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 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 08:16:27,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 524 transitions. [2022-04-08 08:16:27,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 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 08:16:27,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 524 transitions. [2022-04-08 08:16:27,877 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 524 transitions. [2022-04-08 08:16:28,214 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 524 edges. 524 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:28,217 INFO L225 Difference]: With dead ends: 424 [2022-04-08 08:16:28,217 INFO L226 Difference]: Without dead ends: 224 [2022-04-08 08:16:28,217 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 08:16:28,218 INFO L913 BasicCegarLoop]: 182 mSDtfsCounter, 767 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 356 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 767 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 08:16:28,218 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [767 Valid, 199 Invalid, 391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 356 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 08:16:28,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2022-04-08 08:16:28,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 214. [2022-04-08 08:16:28,234 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:16:28,235 INFO L82 GeneralOperation]: Start isEquivalent. First operand 224 states. Second operand has 214 states, 209 states have (on average 1.555023923444976) internal successors, (325), 209 states have internal predecessors, (325), 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 08:16:28,235 INFO L74 IsIncluded]: Start isIncluded. First operand 224 states. Second operand has 214 states, 209 states have (on average 1.555023923444976) internal successors, (325), 209 states have internal predecessors, (325), 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 08:16:28,235 INFO L87 Difference]: Start difference. First operand 224 states. Second operand has 214 states, 209 states have (on average 1.555023923444976) internal successors, (325), 209 states have internal predecessors, (325), 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 08:16:28,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:28,238 INFO L93 Difference]: Finished difference Result 224 states and 341 transitions. [2022-04-08 08:16:28,239 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 341 transitions. [2022-04-08 08:16:28,239 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:28,239 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:28,240 INFO L74 IsIncluded]: Start isIncluded. First operand has 214 states, 209 states have (on average 1.555023923444976) internal successors, (325), 209 states have internal predecessors, (325), 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 224 states. [2022-04-08 08:16:28,240 INFO L87 Difference]: Start difference. First operand has 214 states, 209 states have (on average 1.555023923444976) internal successors, (325), 209 states have internal predecessors, (325), 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 224 states. [2022-04-08 08:16:28,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:28,243 INFO L93 Difference]: Finished difference Result 224 states and 341 transitions. [2022-04-08 08:16:28,243 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 341 transitions. [2022-04-08 08:16:28,243 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:28,243 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:28,243 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:16:28,243 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:16:28,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 209 states have (on average 1.555023923444976) internal successors, (325), 209 states have internal predecessors, (325), 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 08:16:28,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 329 transitions. [2022-04-08 08:16:28,247 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 329 transitions. Word has length 38 [2022-04-08 08:16:28,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:16:28,247 INFO L478 AbstractCegarLoop]: Abstraction has 214 states and 329 transitions. [2022-04-08 08:16:28,247 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 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 08:16:28,247 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 214 states and 329 transitions. [2022-04-08 08:16:28,595 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 329 edges. 329 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:28,595 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 329 transitions. [2022-04-08 08:16:28,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-04-08 08:16:28,596 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:16:28,596 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] [2022-04-08 08:16:28,596 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-04-08 08:16:28,596 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:16:28,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:16:28,596 INFO L85 PathProgramCache]: Analyzing trace with hash -1549869087, now seen corresponding path program 1 times [2022-04-08 08:16:28,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:28,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [825615502] [2022-04-08 08:16:28,597 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:16:28,597 INFO L85 PathProgramCache]: Analyzing trace with hash -1549869087, now seen corresponding path program 2 times [2022-04-08 08:16:28,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:16:28,597 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082792667] [2022-04-08 08:16:28,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:16:28,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:16:28,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:28,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:16:28,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:28,674 INFO L290 TraceCheckUtils]: 0: Hoare triple {13416#(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); {13408#true} is VALID [2022-04-08 08:16:28,674 INFO L290 TraceCheckUtils]: 1: Hoare triple {13408#true} assume true; {13408#true} is VALID [2022-04-08 08:16:28,674 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {13408#true} {13408#true} #752#return; {13408#true} is VALID [2022-04-08 08:16:28,674 INFO L272 TraceCheckUtils]: 0: Hoare triple {13408#true} call ULTIMATE.init(); {13416#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:16:28,674 INFO L290 TraceCheckUtils]: 1: Hoare triple {13416#(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); {13408#true} is VALID [2022-04-08 08:16:28,675 INFO L290 TraceCheckUtils]: 2: Hoare triple {13408#true} assume true; {13408#true} is VALID [2022-04-08 08:16:28,675 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {13408#true} {13408#true} #752#return; {13408#true} is VALID [2022-04-08 08:16:28,675 INFO L272 TraceCheckUtils]: 4: Hoare triple {13408#true} call #t~ret59 := main(); {13408#true} is VALID [2022-04-08 08:16:28,675 INFO L290 TraceCheckUtils]: 5: Hoare triple {13408#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {13413#(<= 8464 main_~s~0)} is VALID [2022-04-08 08:16:28,675 INFO L272 TraceCheckUtils]: 6: Hoare triple {13413#(<= 8464 main_~s~0)} call #t~ret58 := ssl3_accept(~s~0); {13414#(not (= 8195 |ssl3_accept_#in~initial_state|))} is VALID [2022-04-08 08:16:28,677 INFO L290 TraceCheckUtils]: 7: Hoare triple {13414#(not (= 8195 |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;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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {13415#(not (= ssl3_accept_~s__state~0 8195))} is VALID [2022-04-08 08:16:28,677 INFO L290 TraceCheckUtils]: 8: Hoare triple {13415#(not (= ssl3_accept_~s__state~0 8195))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {13415#(not (= ssl3_accept_~s__state~0 8195))} is VALID [2022-04-08 08:16:28,677 INFO L290 TraceCheckUtils]: 9: Hoare triple {13415#(not (= ssl3_accept_~s__state~0 8195))} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {13415#(not (= ssl3_accept_~s__state~0 8195))} is VALID [2022-04-08 08:16:28,677 INFO L290 TraceCheckUtils]: 10: Hoare triple {13415#(not (= ssl3_accept_~s__state~0 8195))} assume !(0 != 12288 + ~tmp___1~0); {13415#(not (= ssl3_accept_~s__state~0 8195))} is VALID [2022-04-08 08:16:28,677 INFO L290 TraceCheckUtils]: 11: Hoare triple {13415#(not (= ssl3_accept_~s__state~0 8195))} assume !(0 == ~s__cert~0); {13415#(not (= ssl3_accept_~s__state~0 8195))} is VALID [2022-04-08 08:16:28,678 INFO L290 TraceCheckUtils]: 12: Hoare triple {13415#(not (= ssl3_accept_~s__state~0 8195))} assume !false; {13415#(not (= ssl3_accept_~s__state~0 8195))} is VALID [2022-04-08 08:16:28,678 INFO L290 TraceCheckUtils]: 13: Hoare triple {13415#(not (= ssl3_accept_~s__state~0 8195))} ~state~0 := ~s__state~0; {13415#(not (= ssl3_accept_~s__state~0 8195))} is VALID [2022-04-08 08:16:28,678 INFO L290 TraceCheckUtils]: 14: Hoare triple {13415#(not (= ssl3_accept_~s__state~0 8195))} assume !(12292 == ~s__state~0); {13415#(not (= ssl3_accept_~s__state~0 8195))} is VALID [2022-04-08 08:16:28,678 INFO L290 TraceCheckUtils]: 15: Hoare triple {13415#(not (= ssl3_accept_~s__state~0 8195))} assume !(16384 == ~s__state~0); {13415#(not (= ssl3_accept_~s__state~0 8195))} is VALID [2022-04-08 08:16:28,679 INFO L290 TraceCheckUtils]: 16: Hoare triple {13415#(not (= ssl3_accept_~s__state~0 8195))} assume !(8192 == ~s__state~0); {13415#(not (= ssl3_accept_~s__state~0 8195))} is VALID [2022-04-08 08:16:28,679 INFO L290 TraceCheckUtils]: 17: Hoare triple {13415#(not (= ssl3_accept_~s__state~0 8195))} assume !(24576 == ~s__state~0); {13415#(not (= ssl3_accept_~s__state~0 8195))} is VALID [2022-04-08 08:16:28,679 INFO L290 TraceCheckUtils]: 18: Hoare triple {13415#(not (= ssl3_accept_~s__state~0 8195))} assume 8195 == ~s__state~0; {13409#false} is VALID [2022-04-08 08:16:28,679 INFO L290 TraceCheckUtils]: 19: Hoare triple {13409#false} ~s__server~0 := 1; {13409#false} is VALID [2022-04-08 08:16:28,679 INFO L290 TraceCheckUtils]: 20: Hoare triple {13409#false} assume 0 != ~cb~0; {13409#false} is VALID [2022-04-08 08:16:28,679 INFO L290 TraceCheckUtils]: 21: Hoare triple {13409#false} ~__cil_tmp55~0 := 8 * ~s__version~0; {13409#false} is VALID [2022-04-08 08:16:28,679 INFO L290 TraceCheckUtils]: 22: Hoare triple {13409#false} assume !(3 != ~__cil_tmp55~0);~s__type~0 := 8192; {13409#false} is VALID [2022-04-08 08:16:28,679 INFO L290 TraceCheckUtils]: 23: Hoare triple {13409#false} assume !(0 == ~s__init_buf___0~0); {13409#false} is VALID [2022-04-08 08:16:28,679 INFO L290 TraceCheckUtils]: 24: Hoare triple {13409#false} assume !(0 == ~tmp___4~0);~s__init_num~0 := 0; {13409#false} is VALID [2022-04-08 08:16:28,679 INFO L290 TraceCheckUtils]: 25: Hoare triple {13409#false} assume 12292 != ~s__state~0; {13409#false} is VALID [2022-04-08 08:16:28,680 INFO L290 TraceCheckUtils]: 26: Hoare triple {13409#false} assume !(0 == ~tmp___5~0);~s__state~0 := 8464;#t~post33 := ~s__ctx__stats__sess_accept~0;~s__ctx__stats__sess_accept~0 := 1 + #t~post33;havoc #t~post33; {13409#false} is VALID [2022-04-08 08:16:28,680 INFO L290 TraceCheckUtils]: 27: Hoare triple {13409#false} assume -2147483648 <= #t~nondet55 && #t~nondet55 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet55;havoc #t~nondet55; {13409#false} is VALID [2022-04-08 08:16:28,680 INFO L290 TraceCheckUtils]: 28: Hoare triple {13409#false} assume 0 == ~s__s3__tmp__reuse_message~0; {13409#false} is VALID [2022-04-08 08:16:28,680 INFO L290 TraceCheckUtils]: 29: Hoare triple {13409#false} assume 0 == ~skip~0; {13409#false} is VALID [2022-04-08 08:16:28,680 INFO L290 TraceCheckUtils]: 30: Hoare triple {13409#false} assume 8560 == ~state~0; {13409#false} is VALID [2022-04-08 08:16:28,680 INFO L290 TraceCheckUtils]: 31: Hoare triple {13409#false} assume 8448 == ~s__state~0; {13409#false} is VALID [2022-04-08 08:16:28,680 INFO L290 TraceCheckUtils]: 32: Hoare triple {13409#false} assume -1 != ~s__verify_mode~0; {13409#false} is VALID [2022-04-08 08:16:28,680 INFO L290 TraceCheckUtils]: 33: Hoare triple {13409#false} assume -2 != ~s__verify_mode~0; {13409#false} is VALID [2022-04-08 08:16:28,680 INFO L290 TraceCheckUtils]: 34: Hoare triple {13409#false} assume 9021 != ~__cil_tmp61~0 % 4294967296; {13409#false} is VALID [2022-04-08 08:16:28,680 INFO L290 TraceCheckUtils]: 35: Hoare triple {13409#false} assume 4294967294 != ~__cil_tmp58~0 % 4294967296; {13409#false} is VALID [2022-04-08 08:16:28,680 INFO L290 TraceCheckUtils]: 36: Hoare triple {13409#false} assume 4 != ~blastFlag~0; {13409#false} is VALID [2022-04-08 08:16:28,680 INFO L290 TraceCheckUtils]: 37: Hoare triple {13409#false} assume 1024 != ~tmp___7~0; {13409#false} is VALID [2022-04-08 08:16:28,680 INFO L290 TraceCheckUtils]: 38: Hoare triple {13409#false} assume !false; {13409#false} is VALID [2022-04-08 08:16:28,680 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 08:16:28,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:16:28,681 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082792667] [2022-04-08 08:16:28,681 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2082792667] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:28,681 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:28,681 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:28,681 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:16:28,681 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [825615502] [2022-04-08 08:16:28,681 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [825615502] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:28,681 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:28,681 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:28,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065822871] [2022-04-08 08:16:28,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:16:28,682 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 [2022-04-08 08:16:28,682 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:16:28,682 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) [2022-04-08 08:16:28,698 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 39 edges. 39 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:28,698 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:16:28,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:28,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:16:28,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:16:28,699 INFO L87 Difference]: Start difference. First operand 214 states and 329 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) [2022-04-08 08:16:29,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:29,383 INFO L93 Difference]: Finished difference Result 424 states and 652 transitions. [2022-04-08 08:16:29,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:16:29,384 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 [2022-04-08 08:16:29,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:16:29,384 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) [2022-04-08 08:16:29,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 525 transitions. [2022-04-08 08:16:29,386 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) [2022-04-08 08:16:29,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 525 transitions. [2022-04-08 08:16:29,388 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 525 transitions. [2022-04-08 08:16:29,717 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 525 edges. 525 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:29,720 INFO L225 Difference]: With dead ends: 424 [2022-04-08 08:16:29,721 INFO L226 Difference]: Without dead ends: 224 [2022-04-08 08:16:29,721 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 08:16:29,721 INFO L913 BasicCegarLoop]: 183 mSDtfsCounter, 767 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 356 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 767 SdHoareTripleChecker+Valid, 200 SdHoareTripleChecker+Invalid, 392 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 08:16:29,722 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [767 Valid, 200 Invalid, 392 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 356 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 08:16:29,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2022-04-08 08:16:29,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 214. [2022-04-08 08:16:29,741 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:16:29,742 INFO L82 GeneralOperation]: Start isEquivalent. First operand 224 states. Second operand has 214 states, 209 states have (on average 1.5454545454545454) internal successors, (323), 209 states have internal predecessors, (323), 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 08:16:29,742 INFO L74 IsIncluded]: Start isIncluded. First operand 224 states. Second operand has 214 states, 209 states have (on average 1.5454545454545454) internal successors, (323), 209 states have internal predecessors, (323), 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 08:16:29,743 INFO L87 Difference]: Start difference. First operand 224 states. Second operand has 214 states, 209 states have (on average 1.5454545454545454) internal successors, (323), 209 states have internal predecessors, (323), 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 08:16:29,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:29,746 INFO L93 Difference]: Finished difference Result 224 states and 339 transitions. [2022-04-08 08:16:29,746 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 339 transitions. [2022-04-08 08:16:29,746 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:29,746 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:29,746 INFO L74 IsIncluded]: Start isIncluded. First operand has 214 states, 209 states have (on average 1.5454545454545454) internal successors, (323), 209 states have internal predecessors, (323), 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 224 states. [2022-04-08 08:16:29,747 INFO L87 Difference]: Start difference. First operand has 214 states, 209 states have (on average 1.5454545454545454) internal successors, (323), 209 states have internal predecessors, (323), 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 224 states. [2022-04-08 08:16:29,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:29,749 INFO L93 Difference]: Finished difference Result 224 states and 339 transitions. [2022-04-08 08:16:29,749 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 339 transitions. [2022-04-08 08:16:29,750 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:29,750 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:29,750 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:16:29,750 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:16:29,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 209 states have (on average 1.5454545454545454) internal successors, (323), 209 states have internal predecessors, (323), 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 08:16:29,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 327 transitions. [2022-04-08 08:16:29,753 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 327 transitions. Word has length 39 [2022-04-08 08:16:29,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:16:29,753 INFO L478 AbstractCegarLoop]: Abstraction has 214 states and 327 transitions. [2022-04-08 08:16:29,753 INFO L479 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) [2022-04-08 08:16:29,753 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 214 states and 327 transitions. [2022-04-08 08:16:30,115 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 327 edges. 327 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:30,115 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 327 transitions. [2022-04-08 08:16:30,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-04-08 08:16:30,115 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:16:30,116 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] [2022-04-08 08:16:30,116 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-04-08 08:16:30,116 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:16:30,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:16:30,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1904631677, now seen corresponding path program 1 times [2022-04-08 08:16:30,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:30,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [298250048] [2022-04-08 08:16:30,117 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:16:30,117 INFO L85 PathProgramCache]: Analyzing trace with hash 1904631677, now seen corresponding path program 2 times [2022-04-08 08:16:30,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:16:30,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232936884] [2022-04-08 08:16:30,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:16:30,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:16:30,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:30,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:16:30,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:30,200 INFO L290 TraceCheckUtils]: 0: Hoare triple {15157#(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); {15149#true} is VALID [2022-04-08 08:16:30,200 INFO L290 TraceCheckUtils]: 1: Hoare triple {15149#true} assume true; {15149#true} is VALID [2022-04-08 08:16:30,200 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {15149#true} {15149#true} #752#return; {15149#true} is VALID [2022-04-08 08:16:30,201 INFO L272 TraceCheckUtils]: 0: Hoare triple {15149#true} call ULTIMATE.init(); {15157#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:16:30,201 INFO L290 TraceCheckUtils]: 1: Hoare triple {15157#(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); {15149#true} is VALID [2022-04-08 08:16:30,201 INFO L290 TraceCheckUtils]: 2: Hoare triple {15149#true} assume true; {15149#true} is VALID [2022-04-08 08:16:30,201 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {15149#true} {15149#true} #752#return; {15149#true} is VALID [2022-04-08 08:16:30,201 INFO L272 TraceCheckUtils]: 4: Hoare triple {15149#true} call #t~ret59 := main(); {15149#true} is VALID [2022-04-08 08:16:30,201 INFO L290 TraceCheckUtils]: 5: Hoare triple {15149#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {15154#(<= main_~s~0 8464)} is VALID [2022-04-08 08:16:30,202 INFO L272 TraceCheckUtils]: 6: Hoare triple {15154#(<= main_~s~0 8464)} call #t~ret58 := ssl3_accept(~s~0); {15155#(not (= 8465 |ssl3_accept_#in~initial_state|))} is VALID [2022-04-08 08:16:30,203 INFO L290 TraceCheckUtils]: 7: Hoare triple {15155#(not (= 8465 |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;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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {15156#(not (= ssl3_accept_~s__state~0 8465))} is VALID [2022-04-08 08:16:30,203 INFO L290 TraceCheckUtils]: 8: Hoare triple {15156#(not (= ssl3_accept_~s__state~0 8465))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {15156#(not (= ssl3_accept_~s__state~0 8465))} is VALID [2022-04-08 08:16:30,204 INFO L290 TraceCheckUtils]: 9: Hoare triple {15156#(not (= ssl3_accept_~s__state~0 8465))} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {15156#(not (= ssl3_accept_~s__state~0 8465))} is VALID [2022-04-08 08:16:30,204 INFO L290 TraceCheckUtils]: 10: Hoare triple {15156#(not (= ssl3_accept_~s__state~0 8465))} assume !(0 != 12288 + ~tmp___1~0); {15156#(not (= ssl3_accept_~s__state~0 8465))} is VALID [2022-04-08 08:16:30,204 INFO L290 TraceCheckUtils]: 11: Hoare triple {15156#(not (= ssl3_accept_~s__state~0 8465))} assume !(0 == ~s__cert~0); {15156#(not (= ssl3_accept_~s__state~0 8465))} is VALID [2022-04-08 08:16:30,204 INFO L290 TraceCheckUtils]: 12: Hoare triple {15156#(not (= ssl3_accept_~s__state~0 8465))} assume !false; {15156#(not (= ssl3_accept_~s__state~0 8465))} is VALID [2022-04-08 08:16:30,205 INFO L290 TraceCheckUtils]: 13: Hoare triple {15156#(not (= ssl3_accept_~s__state~0 8465))} ~state~0 := ~s__state~0; {15156#(not (= ssl3_accept_~s__state~0 8465))} is VALID [2022-04-08 08:16:30,205 INFO L290 TraceCheckUtils]: 14: Hoare triple {15156#(not (= ssl3_accept_~s__state~0 8465))} assume !(12292 == ~s__state~0); {15156#(not (= ssl3_accept_~s__state~0 8465))} is VALID [2022-04-08 08:16:30,205 INFO L290 TraceCheckUtils]: 15: Hoare triple {15156#(not (= ssl3_accept_~s__state~0 8465))} assume !(16384 == ~s__state~0); {15156#(not (= ssl3_accept_~s__state~0 8465))} is VALID [2022-04-08 08:16:30,206 INFO L290 TraceCheckUtils]: 16: Hoare triple {15156#(not (= ssl3_accept_~s__state~0 8465))} assume !(8192 == ~s__state~0); {15156#(not (= ssl3_accept_~s__state~0 8465))} is VALID [2022-04-08 08:16:30,208 INFO L290 TraceCheckUtils]: 17: Hoare triple {15156#(not (= ssl3_accept_~s__state~0 8465))} assume !(24576 == ~s__state~0); {15156#(not (= ssl3_accept_~s__state~0 8465))} is VALID [2022-04-08 08:16:30,210 INFO L290 TraceCheckUtils]: 18: Hoare triple {15156#(not (= ssl3_accept_~s__state~0 8465))} assume !(8195 == ~s__state~0); {15156#(not (= ssl3_accept_~s__state~0 8465))} is VALID [2022-04-08 08:16:30,210 INFO L290 TraceCheckUtils]: 19: Hoare triple {15156#(not (= ssl3_accept_~s__state~0 8465))} assume !(8480 == ~s__state~0); {15156#(not (= ssl3_accept_~s__state~0 8465))} is VALID [2022-04-08 08:16:30,210 INFO L290 TraceCheckUtils]: 20: Hoare triple {15156#(not (= ssl3_accept_~s__state~0 8465))} assume !(8481 == ~s__state~0); {15156#(not (= ssl3_accept_~s__state~0 8465))} is VALID [2022-04-08 08:16:30,210 INFO L290 TraceCheckUtils]: 21: Hoare triple {15156#(not (= ssl3_accept_~s__state~0 8465))} assume !(8482 == ~s__state~0); {15156#(not (= ssl3_accept_~s__state~0 8465))} is VALID [2022-04-08 08:16:30,212 INFO L290 TraceCheckUtils]: 22: Hoare triple {15156#(not (= ssl3_accept_~s__state~0 8465))} assume !(8464 == ~s__state~0); {15156#(not (= ssl3_accept_~s__state~0 8465))} is VALID [2022-04-08 08:16:30,212 INFO L290 TraceCheckUtils]: 23: Hoare triple {15156#(not (= ssl3_accept_~s__state~0 8465))} assume 8465 == ~s__state~0; {15150#false} is VALID [2022-04-08 08:16:30,212 INFO L290 TraceCheckUtils]: 24: Hoare triple {15150#false} ~s__shutdown~0 := 0;assume -2147483648 <= #t~nondet36 && #t~nondet36 <= 2147483647;~ret~0 := #t~nondet36;havoc #t~nondet36; {15150#false} is VALID [2022-04-08 08:16:30,212 INFO L290 TraceCheckUtils]: 25: Hoare triple {15150#false} assume 0 == ~blastFlag~0;~blastFlag~0 := 1; {15150#false} is VALID [2022-04-08 08:16:30,212 INFO L290 TraceCheckUtils]: 26: Hoare triple {15150#false} assume !(~ret~0 <= 0);~got_new_session~0 := 1;~s__state~0 := 8496;~s__init_num~0 := 0; {15150#false} is VALID [2022-04-08 08:16:30,212 INFO L290 TraceCheckUtils]: 27: Hoare triple {15150#false} assume -2147483648 <= #t~nondet55 && #t~nondet55 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet55;havoc #t~nondet55; {15150#false} is VALID [2022-04-08 08:16:30,212 INFO L290 TraceCheckUtils]: 28: Hoare triple {15150#false} assume 0 == ~s__s3__tmp__reuse_message~0; {15150#false} is VALID [2022-04-08 08:16:30,212 INFO L290 TraceCheckUtils]: 29: Hoare triple {15150#false} assume 0 == ~skip~0; {15150#false} is VALID [2022-04-08 08:16:30,212 INFO L290 TraceCheckUtils]: 30: Hoare triple {15150#false} assume 8560 == ~state~0; {15150#false} is VALID [2022-04-08 08:16:30,213 INFO L290 TraceCheckUtils]: 31: Hoare triple {15150#false} assume 8448 == ~s__state~0; {15150#false} is VALID [2022-04-08 08:16:30,213 INFO L290 TraceCheckUtils]: 32: Hoare triple {15150#false} assume -1 != ~s__verify_mode~0; {15150#false} is VALID [2022-04-08 08:16:30,213 INFO L290 TraceCheckUtils]: 33: Hoare triple {15150#false} assume -2 != ~s__verify_mode~0; {15150#false} is VALID [2022-04-08 08:16:30,213 INFO L290 TraceCheckUtils]: 34: Hoare triple {15150#false} assume 9021 != ~__cil_tmp61~0 % 4294967296; {15150#false} is VALID [2022-04-08 08:16:30,213 INFO L290 TraceCheckUtils]: 35: Hoare triple {15150#false} assume 4294967294 != ~__cil_tmp58~0 % 4294967296; {15150#false} is VALID [2022-04-08 08:16:30,213 INFO L290 TraceCheckUtils]: 36: Hoare triple {15150#false} assume 4 != ~blastFlag~0; {15150#false} is VALID [2022-04-08 08:16:30,213 INFO L290 TraceCheckUtils]: 37: Hoare triple {15150#false} assume 1024 != ~tmp___7~0; {15150#false} is VALID [2022-04-08 08:16:30,213 INFO L290 TraceCheckUtils]: 38: Hoare triple {15150#false} assume !false; {15150#false} is VALID [2022-04-08 08:16:30,213 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 08:16:30,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:16:30,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232936884] [2022-04-08 08:16:30,213 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232936884] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:30,213 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:30,213 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:30,214 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:16:30,214 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [298250048] [2022-04-08 08:16:30,214 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [298250048] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:30,214 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:30,214 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:30,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072214626] [2022-04-08 08:16:30,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:16:30,214 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 [2022-04-08 08:16:30,214 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:16:30,214 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) [2022-04-08 08:16:30,238 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 39 edges. 39 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:30,238 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:16:30,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:30,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:16:30,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:16:30,238 INFO L87 Difference]: Start difference. First operand 214 states and 327 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) [2022-04-08 08:16:30,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:30,962 INFO L93 Difference]: Finished difference Result 419 states and 644 transitions. [2022-04-08 08:16:30,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:16:30,963 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 [2022-04-08 08:16:30,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:16:30,963 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) [2022-04-08 08:16:30,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 524 transitions. [2022-04-08 08:16:30,965 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) [2022-04-08 08:16:30,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 524 transitions. [2022-04-08 08:16:30,967 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 524 transitions. [2022-04-08 08:16:31,251 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 524 edges. 524 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:31,254 INFO L225 Difference]: With dead ends: 419 [2022-04-08 08:16:31,254 INFO L226 Difference]: Without dead ends: 219 [2022-04-08 08:16:31,255 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 08:16:31,255 INFO L913 BasicCegarLoop]: 187 mSDtfsCounter, 754 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 351 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 754 SdHoareTripleChecker+Valid, 204 SdHoareTripleChecker+Invalid, 392 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 351 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 08:16:31,256 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [754 Valid, 204 Invalid, 392 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 351 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 08:16:31,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2022-04-08 08:16:31,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 216. [2022-04-08 08:16:31,286 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:16:31,287 INFO L82 GeneralOperation]: Start isEquivalent. First operand 219 states. Second operand has 216 states, 211 states have (on average 1.5450236966824644) internal successors, (326), 211 states have internal predecessors, (326), 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 08:16:31,287 INFO L74 IsIncluded]: Start isIncluded. First operand 219 states. Second operand has 216 states, 211 states have (on average 1.5450236966824644) internal successors, (326), 211 states have internal predecessors, (326), 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 08:16:31,287 INFO L87 Difference]: Start difference. First operand 219 states. Second operand has 216 states, 211 states have (on average 1.5450236966824644) internal successors, (326), 211 states have internal predecessors, (326), 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 08:16:31,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:31,290 INFO L93 Difference]: Finished difference Result 219 states and 334 transitions. [2022-04-08 08:16:31,290 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 334 transitions. [2022-04-08 08:16:31,290 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:31,290 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:31,290 INFO L74 IsIncluded]: Start isIncluded. First operand has 216 states, 211 states have (on average 1.5450236966824644) internal successors, (326), 211 states have internal predecessors, (326), 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 219 states. [2022-04-08 08:16:31,291 INFO L87 Difference]: Start difference. First operand has 216 states, 211 states have (on average 1.5450236966824644) internal successors, (326), 211 states have internal predecessors, (326), 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 219 states. [2022-04-08 08:16:31,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:31,293 INFO L93 Difference]: Finished difference Result 219 states and 334 transitions. [2022-04-08 08:16:31,293 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 334 transitions. [2022-04-08 08:16:31,294 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:31,294 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:31,294 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:16:31,294 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:16:31,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 211 states have (on average 1.5450236966824644) internal successors, (326), 211 states have internal predecessors, (326), 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 08:16:31,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 330 transitions. [2022-04-08 08:16:31,297 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 330 transitions. Word has length 39 [2022-04-08 08:16:31,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:16:31,297 INFO L478 AbstractCegarLoop]: Abstraction has 216 states and 330 transitions. [2022-04-08 08:16:31,297 INFO L479 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) [2022-04-08 08:16:31,297 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 216 states and 330 transitions. [2022-04-08 08:16:31,620 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 330 edges. 330 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:31,620 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 330 transitions. [2022-04-08 08:16:31,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-04-08 08:16:31,621 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:16:31,621 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] [2022-04-08 08:16:31,621 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-04-08 08:16:31,621 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:16:31,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:16:31,621 INFO L85 PathProgramCache]: Analyzing trace with hash -827017343, now seen corresponding path program 1 times [2022-04-08 08:16:31,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:31,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [2014774598] [2022-04-08 08:16:31,621 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:16:31,622 INFO L85 PathProgramCache]: Analyzing trace with hash -827017343, now seen corresponding path program 2 times [2022-04-08 08:16:31,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:16:31,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413120330] [2022-04-08 08:16:31,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:16:31,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:16:31,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:31,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:16:31,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:31,692 INFO L290 TraceCheckUtils]: 0: Hoare triple {16882#(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); {16874#true} is VALID [2022-04-08 08:16:31,692 INFO L290 TraceCheckUtils]: 1: Hoare triple {16874#true} assume true; {16874#true} is VALID [2022-04-08 08:16:31,692 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {16874#true} {16874#true} #752#return; {16874#true} is VALID [2022-04-08 08:16:31,693 INFO L272 TraceCheckUtils]: 0: Hoare triple {16874#true} call ULTIMATE.init(); {16882#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:16:31,693 INFO L290 TraceCheckUtils]: 1: Hoare triple {16882#(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); {16874#true} is VALID [2022-04-08 08:16:31,693 INFO L290 TraceCheckUtils]: 2: Hoare triple {16874#true} assume true; {16874#true} is VALID [2022-04-08 08:16:31,693 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {16874#true} {16874#true} #752#return; {16874#true} is VALID [2022-04-08 08:16:31,693 INFO L272 TraceCheckUtils]: 4: Hoare triple {16874#true} call #t~ret59 := main(); {16874#true} is VALID [2022-04-08 08:16:31,693 INFO L290 TraceCheckUtils]: 5: Hoare triple {16874#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {16879#(<= main_~s~0 8464)} is VALID [2022-04-08 08:16:31,694 INFO L272 TraceCheckUtils]: 6: Hoare triple {16879#(<= main_~s~0 8464)} call #t~ret58 := ssl3_accept(~s~0); {16880#(not (= 8466 |ssl3_accept_#in~initial_state|))} is VALID [2022-04-08 08:16:31,695 INFO L290 TraceCheckUtils]: 7: Hoare triple {16880#(not (= 8466 |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;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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {16881#(not (= 8466 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:31,695 INFO L290 TraceCheckUtils]: 8: Hoare triple {16881#(not (= 8466 ssl3_accept_~s__state~0))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {16881#(not (= 8466 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:31,695 INFO L290 TraceCheckUtils]: 9: Hoare triple {16881#(not (= 8466 ssl3_accept_~s__state~0))} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {16881#(not (= 8466 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:31,696 INFO L290 TraceCheckUtils]: 10: Hoare triple {16881#(not (= 8466 ssl3_accept_~s__state~0))} assume !(0 != 12288 + ~tmp___1~0); {16881#(not (= 8466 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:31,696 INFO L290 TraceCheckUtils]: 11: Hoare triple {16881#(not (= 8466 ssl3_accept_~s__state~0))} assume !(0 == ~s__cert~0); {16881#(not (= 8466 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:31,696 INFO L290 TraceCheckUtils]: 12: Hoare triple {16881#(not (= 8466 ssl3_accept_~s__state~0))} assume !false; {16881#(not (= 8466 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:31,696 INFO L290 TraceCheckUtils]: 13: Hoare triple {16881#(not (= 8466 ssl3_accept_~s__state~0))} ~state~0 := ~s__state~0; {16881#(not (= 8466 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:31,697 INFO L290 TraceCheckUtils]: 14: Hoare triple {16881#(not (= 8466 ssl3_accept_~s__state~0))} assume !(12292 == ~s__state~0); {16881#(not (= 8466 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:31,697 INFO L290 TraceCheckUtils]: 15: Hoare triple {16881#(not (= 8466 ssl3_accept_~s__state~0))} assume !(16384 == ~s__state~0); {16881#(not (= 8466 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:31,697 INFO L290 TraceCheckUtils]: 16: Hoare triple {16881#(not (= 8466 ssl3_accept_~s__state~0))} assume !(8192 == ~s__state~0); {16881#(not (= 8466 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:31,697 INFO L290 TraceCheckUtils]: 17: Hoare triple {16881#(not (= 8466 ssl3_accept_~s__state~0))} assume !(24576 == ~s__state~0); {16881#(not (= 8466 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:31,698 INFO L290 TraceCheckUtils]: 18: Hoare triple {16881#(not (= 8466 ssl3_accept_~s__state~0))} assume !(8195 == ~s__state~0); {16881#(not (= 8466 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:31,698 INFO L290 TraceCheckUtils]: 19: Hoare triple {16881#(not (= 8466 ssl3_accept_~s__state~0))} assume !(8480 == ~s__state~0); {16881#(not (= 8466 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:31,698 INFO L290 TraceCheckUtils]: 20: Hoare triple {16881#(not (= 8466 ssl3_accept_~s__state~0))} assume !(8481 == ~s__state~0); {16881#(not (= 8466 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:31,698 INFO L290 TraceCheckUtils]: 21: Hoare triple {16881#(not (= 8466 ssl3_accept_~s__state~0))} assume !(8482 == ~s__state~0); {16881#(not (= 8466 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:31,699 INFO L290 TraceCheckUtils]: 22: Hoare triple {16881#(not (= 8466 ssl3_accept_~s__state~0))} assume !(8464 == ~s__state~0); {16881#(not (= 8466 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:31,699 INFO L290 TraceCheckUtils]: 23: Hoare triple {16881#(not (= 8466 ssl3_accept_~s__state~0))} assume !(8465 == ~s__state~0); {16881#(not (= 8466 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:31,699 INFO L290 TraceCheckUtils]: 24: Hoare triple {16881#(not (= 8466 ssl3_accept_~s__state~0))} assume 8466 == ~s__state~0; {16875#false} is VALID [2022-04-08 08:16:31,699 INFO L290 TraceCheckUtils]: 25: Hoare triple {16875#false} ~s__shutdown~0 := 0;assume -2147483648 <= #t~nondet36 && #t~nondet36 <= 2147483647;~ret~0 := #t~nondet36;havoc #t~nondet36; {16875#false} is VALID [2022-04-08 08:16:31,699 INFO L290 TraceCheckUtils]: 26: Hoare triple {16875#false} assume 0 == ~blastFlag~0;~blastFlag~0 := 1; {16875#false} is VALID [2022-04-08 08:16:31,699 INFO L290 TraceCheckUtils]: 27: Hoare triple {16875#false} assume !(~ret~0 <= 0);~got_new_session~0 := 1;~s__state~0 := 8496;~s__init_num~0 := 0; {16875#false} is VALID [2022-04-08 08:16:31,699 INFO L290 TraceCheckUtils]: 28: Hoare triple {16875#false} assume -2147483648 <= #t~nondet55 && #t~nondet55 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet55;havoc #t~nondet55; {16875#false} is VALID [2022-04-08 08:16:31,700 INFO L290 TraceCheckUtils]: 29: Hoare triple {16875#false} assume 0 == ~s__s3__tmp__reuse_message~0; {16875#false} is VALID [2022-04-08 08:16:31,700 INFO L290 TraceCheckUtils]: 30: Hoare triple {16875#false} assume 0 == ~skip~0; {16875#false} is VALID [2022-04-08 08:16:31,700 INFO L290 TraceCheckUtils]: 31: Hoare triple {16875#false} assume 8560 == ~state~0; {16875#false} is VALID [2022-04-08 08:16:31,700 INFO L290 TraceCheckUtils]: 32: Hoare triple {16875#false} assume 8448 == ~s__state~0; {16875#false} is VALID [2022-04-08 08:16:31,700 INFO L290 TraceCheckUtils]: 33: Hoare triple {16875#false} assume -1 != ~s__verify_mode~0; {16875#false} is VALID [2022-04-08 08:16:31,700 INFO L290 TraceCheckUtils]: 34: Hoare triple {16875#false} assume -2 != ~s__verify_mode~0; {16875#false} is VALID [2022-04-08 08:16:31,700 INFO L290 TraceCheckUtils]: 35: Hoare triple {16875#false} assume 9021 != ~__cil_tmp61~0 % 4294967296; {16875#false} is VALID [2022-04-08 08:16:31,700 INFO L290 TraceCheckUtils]: 36: Hoare triple {16875#false} assume 4294967294 != ~__cil_tmp58~0 % 4294967296; {16875#false} is VALID [2022-04-08 08:16:31,700 INFO L290 TraceCheckUtils]: 37: Hoare triple {16875#false} assume 4 != ~blastFlag~0; {16875#false} is VALID [2022-04-08 08:16:31,700 INFO L290 TraceCheckUtils]: 38: Hoare triple {16875#false} assume 1024 != ~tmp___7~0; {16875#false} is VALID [2022-04-08 08:16:31,700 INFO L290 TraceCheckUtils]: 39: Hoare triple {16875#false} assume !false; {16875#false} is VALID [2022-04-08 08:16:31,700 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 08:16:31,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:16:31,700 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [413120330] [2022-04-08 08:16:31,700 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [413120330] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:31,701 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:31,701 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:31,701 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:16:31,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [2014774598] [2022-04-08 08:16:31,701 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [2014774598] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:31,701 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:31,701 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:31,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050784228] [2022-04-08 08:16:31,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:16:31,701 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 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 40 [2022-04-08 08:16:31,701 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:16:31,701 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 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 08:16:31,723 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 40 edges. 40 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:31,723 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:16:31,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:31,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:16:31,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:16:31,723 INFO L87 Difference]: Start difference. First operand 216 states and 330 transitions. Second operand has 6 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 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 08:16:32,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:32,401 INFO L93 Difference]: Finished difference Result 444 states and 678 transitions. [2022-04-08 08:16:32,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:16:32,401 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 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 40 [2022-04-08 08:16:32,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:16:32,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 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 08:16:32,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 525 transitions. [2022-04-08 08:16:32,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 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 08:16:32,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 525 transitions. [2022-04-08 08:16:32,407 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 525 transitions. [2022-04-08 08:16:32,705 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 525 edges. 525 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:32,708 INFO L225 Difference]: With dead ends: 444 [2022-04-08 08:16:32,708 INFO L226 Difference]: Without dead ends: 242 [2022-04-08 08:16:32,708 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 08:16:32,709 INFO L913 BasicCegarLoop]: 188 mSDtfsCounter, 754 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 352 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 754 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 08:16:32,709 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [754 Valid, 205 Invalid, 393 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 352 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 08:16:32,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2022-04-08 08:16:32,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 239. [2022-04-08 08:16:32,755 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:16:32,755 INFO L82 GeneralOperation]: Start isEquivalent. First operand 242 states. Second operand has 239 states, 234 states have (on average 1.5256410256410255) internal successors, (357), 234 states have internal predecessors, (357), 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 08:16:32,756 INFO L74 IsIncluded]: Start isIncluded. First operand 242 states. Second operand has 239 states, 234 states have (on average 1.5256410256410255) internal successors, (357), 234 states have internal predecessors, (357), 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 08:16:32,756 INFO L87 Difference]: Start difference. First operand 242 states. Second operand has 239 states, 234 states have (on average 1.5256410256410255) internal successors, (357), 234 states have internal predecessors, (357), 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 08:16:32,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:32,759 INFO L93 Difference]: Finished difference Result 242 states and 365 transitions. [2022-04-08 08:16:32,759 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 365 transitions. [2022-04-08 08:16:32,759 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:32,759 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:32,759 INFO L74 IsIncluded]: Start isIncluded. First operand has 239 states, 234 states have (on average 1.5256410256410255) internal successors, (357), 234 states have internal predecessors, (357), 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 242 states. [2022-04-08 08:16:32,760 INFO L87 Difference]: Start difference. First operand has 239 states, 234 states have (on average 1.5256410256410255) internal successors, (357), 234 states have internal predecessors, (357), 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 242 states. [2022-04-08 08:16:32,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:32,762 INFO L93 Difference]: Finished difference Result 242 states and 365 transitions. [2022-04-08 08:16:32,763 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 365 transitions. [2022-04-08 08:16:32,763 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:32,763 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:32,763 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:16:32,763 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:16:32,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 239 states, 234 states have (on average 1.5256410256410255) internal successors, (357), 234 states have internal predecessors, (357), 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 08:16:32,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 361 transitions. [2022-04-08 08:16:32,767 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 361 transitions. Word has length 40 [2022-04-08 08:16:32,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:16:32,767 INFO L478 AbstractCegarLoop]: Abstraction has 239 states and 361 transitions. [2022-04-08 08:16:32,767 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 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 08:16:32,767 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 239 states and 361 transitions. [2022-04-08 08:16:33,318 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 361 edges. 361 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:33,318 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 361 transitions. [2022-04-08 08:16:33,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-04-08 08:16:33,318 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:16:33,319 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] [2022-04-08 08:16:33,319 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-04-08 08:16:33,319 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:16:33,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:16:33,319 INFO L85 PathProgramCache]: Analyzing trace with hash 341017417, now seen corresponding path program 1 times [2022-04-08 08:16:33,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:33,319 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1531046868] [2022-04-08 08:16:33,320 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:16:33,320 INFO L85 PathProgramCache]: Analyzing trace with hash 341017417, now seen corresponding path program 2 times [2022-04-08 08:16:33,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:16:33,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640407794] [2022-04-08 08:16:33,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:16:33,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:16:33,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:33,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:16:33,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:33,420 INFO L290 TraceCheckUtils]: 0: Hoare triple {18749#(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); {18741#true} is VALID [2022-04-08 08:16:33,421 INFO L290 TraceCheckUtils]: 1: Hoare triple {18741#true} assume true; {18741#true} is VALID [2022-04-08 08:16:33,421 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {18741#true} {18741#true} #752#return; {18741#true} is VALID [2022-04-08 08:16:33,421 INFO L272 TraceCheckUtils]: 0: Hoare triple {18741#true} call ULTIMATE.init(); {18749#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:16:33,421 INFO L290 TraceCheckUtils]: 1: Hoare triple {18749#(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); {18741#true} is VALID [2022-04-08 08:16:33,421 INFO L290 TraceCheckUtils]: 2: Hoare triple {18741#true} assume true; {18741#true} is VALID [2022-04-08 08:16:33,421 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {18741#true} {18741#true} #752#return; {18741#true} is VALID [2022-04-08 08:16:33,421 INFO L272 TraceCheckUtils]: 4: Hoare triple {18741#true} call #t~ret59 := main(); {18741#true} is VALID [2022-04-08 08:16:33,422 INFO L290 TraceCheckUtils]: 5: Hoare triple {18741#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {18746#(<= main_~s~0 8464)} is VALID [2022-04-08 08:16:33,422 INFO L272 TraceCheckUtils]: 6: Hoare triple {18746#(<= main_~s~0 8464)} call #t~ret58 := ssl3_accept(~s~0); {18747#(not (= 8496 |ssl3_accept_#in~initial_state|))} is VALID [2022-04-08 08:16:33,423 INFO L290 TraceCheckUtils]: 7: Hoare triple {18747#(not (= 8496 |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;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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {18748#(not (= 8496 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:33,424 INFO L290 TraceCheckUtils]: 8: Hoare triple {18748#(not (= 8496 ssl3_accept_~s__state~0))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {18748#(not (= 8496 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:33,424 INFO L290 TraceCheckUtils]: 9: Hoare triple {18748#(not (= 8496 ssl3_accept_~s__state~0))} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {18748#(not (= 8496 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:33,424 INFO L290 TraceCheckUtils]: 10: Hoare triple {18748#(not (= 8496 ssl3_accept_~s__state~0))} assume !(0 != 12288 + ~tmp___1~0); {18748#(not (= 8496 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:33,425 INFO L290 TraceCheckUtils]: 11: Hoare triple {18748#(not (= 8496 ssl3_accept_~s__state~0))} assume !(0 == ~s__cert~0); {18748#(not (= 8496 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:33,425 INFO L290 TraceCheckUtils]: 12: Hoare triple {18748#(not (= 8496 ssl3_accept_~s__state~0))} assume !false; {18748#(not (= 8496 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:33,425 INFO L290 TraceCheckUtils]: 13: Hoare triple {18748#(not (= 8496 ssl3_accept_~s__state~0))} ~state~0 := ~s__state~0; {18748#(not (= 8496 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:33,425 INFO L290 TraceCheckUtils]: 14: Hoare triple {18748#(not (= 8496 ssl3_accept_~s__state~0))} assume !(12292 == ~s__state~0); {18748#(not (= 8496 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:33,426 INFO L290 TraceCheckUtils]: 15: Hoare triple {18748#(not (= 8496 ssl3_accept_~s__state~0))} assume !(16384 == ~s__state~0); {18748#(not (= 8496 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:33,426 INFO L290 TraceCheckUtils]: 16: Hoare triple {18748#(not (= 8496 ssl3_accept_~s__state~0))} assume !(8192 == ~s__state~0); {18748#(not (= 8496 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:33,426 INFO L290 TraceCheckUtils]: 17: Hoare triple {18748#(not (= 8496 ssl3_accept_~s__state~0))} assume !(24576 == ~s__state~0); {18748#(not (= 8496 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:33,427 INFO L290 TraceCheckUtils]: 18: Hoare triple {18748#(not (= 8496 ssl3_accept_~s__state~0))} assume !(8195 == ~s__state~0); {18748#(not (= 8496 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:33,427 INFO L290 TraceCheckUtils]: 19: Hoare triple {18748#(not (= 8496 ssl3_accept_~s__state~0))} assume !(8480 == ~s__state~0); {18748#(not (= 8496 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:33,427 INFO L290 TraceCheckUtils]: 20: Hoare triple {18748#(not (= 8496 ssl3_accept_~s__state~0))} assume !(8481 == ~s__state~0); {18748#(not (= 8496 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:33,427 INFO L290 TraceCheckUtils]: 21: Hoare triple {18748#(not (= 8496 ssl3_accept_~s__state~0))} assume !(8482 == ~s__state~0); {18748#(not (= 8496 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:33,428 INFO L290 TraceCheckUtils]: 22: Hoare triple {18748#(not (= 8496 ssl3_accept_~s__state~0))} assume !(8464 == ~s__state~0); {18748#(not (= 8496 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:33,428 INFO L290 TraceCheckUtils]: 23: Hoare triple {18748#(not (= 8496 ssl3_accept_~s__state~0))} assume !(8465 == ~s__state~0); {18748#(not (= 8496 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:33,428 INFO L290 TraceCheckUtils]: 24: Hoare triple {18748#(not (= 8496 ssl3_accept_~s__state~0))} assume !(8466 == ~s__state~0); {18748#(not (= 8496 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:33,429 INFO L290 TraceCheckUtils]: 25: Hoare triple {18748#(not (= 8496 ssl3_accept_~s__state~0))} assume 8496 == ~s__state~0; {18742#false} is VALID [2022-04-08 08:16:33,429 INFO L290 TraceCheckUtils]: 26: Hoare triple {18742#false} assume -2147483648 <= #t~nondet37 && #t~nondet37 <= 2147483647;~ret~0 := #t~nondet37;havoc #t~nondet37; {18742#false} is VALID [2022-04-08 08:16:33,429 INFO L290 TraceCheckUtils]: 27: Hoare triple {18742#false} assume 1 == ~blastFlag~0;~blastFlag~0 := 2; {18742#false} is VALID [2022-04-08 08:16:33,429 INFO L290 TraceCheckUtils]: 28: Hoare triple {18742#false} assume !(~ret~0 <= 0); {18742#false} is VALID [2022-04-08 08:16:33,429 INFO L290 TraceCheckUtils]: 29: Hoare triple {18742#false} assume 0 != ~s__hit~0;~s__state~0 := 8656; {18742#false} is VALID [2022-04-08 08:16:33,429 INFO L290 TraceCheckUtils]: 30: Hoare triple {18742#false} ~s__init_num~0 := 0; {18742#false} is VALID [2022-04-08 08:16:33,429 INFO L290 TraceCheckUtils]: 31: Hoare triple {18742#false} assume -2147483648 <= #t~nondet55 && #t~nondet55 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet55;havoc #t~nondet55; {18742#false} is VALID [2022-04-08 08:16:33,429 INFO L290 TraceCheckUtils]: 32: Hoare triple {18742#false} assume 0 == ~s__s3__tmp__reuse_message~0; {18742#false} is VALID [2022-04-08 08:16:33,429 INFO L290 TraceCheckUtils]: 33: Hoare triple {18742#false} assume 0 == ~skip~0; {18742#false} is VALID [2022-04-08 08:16:33,429 INFO L290 TraceCheckUtils]: 34: Hoare triple {18742#false} assume 8560 == ~state~0; {18742#false} is VALID [2022-04-08 08:16:33,429 INFO L290 TraceCheckUtils]: 35: Hoare triple {18742#false} assume 8448 == ~s__state~0; {18742#false} is VALID [2022-04-08 08:16:33,429 INFO L290 TraceCheckUtils]: 36: Hoare triple {18742#false} assume -1 != ~s__verify_mode~0; {18742#false} is VALID [2022-04-08 08:16:33,430 INFO L290 TraceCheckUtils]: 37: Hoare triple {18742#false} assume -2 != ~s__verify_mode~0; {18742#false} is VALID [2022-04-08 08:16:33,430 INFO L290 TraceCheckUtils]: 38: Hoare triple {18742#false} assume 9021 != ~__cil_tmp61~0 % 4294967296; {18742#false} is VALID [2022-04-08 08:16:33,430 INFO L290 TraceCheckUtils]: 39: Hoare triple {18742#false} assume 4294967294 != ~__cil_tmp58~0 % 4294967296; {18742#false} is VALID [2022-04-08 08:16:33,430 INFO L290 TraceCheckUtils]: 40: Hoare triple {18742#false} assume 4 != ~blastFlag~0; {18742#false} is VALID [2022-04-08 08:16:33,430 INFO L290 TraceCheckUtils]: 41: Hoare triple {18742#false} assume 1024 != ~tmp___7~0; {18742#false} is VALID [2022-04-08 08:16:33,430 INFO L290 TraceCheckUtils]: 42: Hoare triple {18742#false} assume !false; {18742#false} is VALID [2022-04-08 08:16:33,431 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 08:16:33,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:16:33,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640407794] [2022-04-08 08:16:33,431 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1640407794] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:33,431 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:33,431 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:33,431 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:16:33,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1531046868] [2022-04-08 08:16:33,431 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1531046868] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:33,431 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:33,431 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:33,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17024206] [2022-04-08 08:16:33,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:16:33,432 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 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 43 [2022-04-08 08:16:33,433 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:16:33,433 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 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 08:16:33,457 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 43 edges. 43 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:33,457 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:16:33,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:33,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:16:33,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:16:33,458 INFO L87 Difference]: Start difference. First operand 239 states and 361 transitions. Second operand has 6 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 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 08:16:34,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:34,136 INFO L93 Difference]: Finished difference Result 493 states and 745 transitions. [2022-04-08 08:16:34,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:16:34,137 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 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 43 [2022-04-08 08:16:34,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:16:34,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 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 08:16:34,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 529 transitions. [2022-04-08 08:16:34,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 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 08:16:34,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 529 transitions. [2022-04-08 08:16:34,140 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 529 transitions. [2022-04-08 08:16:34,376 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 529 edges. 529 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:34,380 INFO L225 Difference]: With dead ends: 493 [2022-04-08 08:16:34,380 INFO L226 Difference]: Without dead ends: 268 [2022-04-08 08:16:34,380 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 08:16:34,381 INFO L913 BasicCegarLoop]: 203 mSDtfsCounter, 732 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 369 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 732 SdHoareTripleChecker+Valid, 220 SdHoareTripleChecker+Invalid, 410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 369 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 08:16:34,381 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [732 Valid, 220 Invalid, 410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 369 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 08:16:34,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2022-04-08 08:16:34,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 264. [2022-04-08 08:16:34,423 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:16:34,425 INFO L82 GeneralOperation]: Start isEquivalent. First operand 268 states. Second operand has 264 states, 259 states have (on average 1.5096525096525097) internal successors, (391), 259 states have internal predecessors, (391), 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 08:16:34,425 INFO L74 IsIncluded]: Start isIncluded. First operand 268 states. Second operand has 264 states, 259 states have (on average 1.5096525096525097) internal successors, (391), 259 states have internal predecessors, (391), 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 08:16:34,426 INFO L87 Difference]: Start difference. First operand 268 states. Second operand has 264 states, 259 states have (on average 1.5096525096525097) internal successors, (391), 259 states have internal predecessors, (391), 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 08:16:34,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:34,429 INFO L93 Difference]: Finished difference Result 268 states and 401 transitions. [2022-04-08 08:16:34,429 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 401 transitions. [2022-04-08 08:16:34,429 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:34,429 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:34,430 INFO L74 IsIncluded]: Start isIncluded. First operand has 264 states, 259 states have (on average 1.5096525096525097) internal successors, (391), 259 states have internal predecessors, (391), 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 268 states. [2022-04-08 08:16:34,430 INFO L87 Difference]: Start difference. First operand has 264 states, 259 states have (on average 1.5096525096525097) internal successors, (391), 259 states have internal predecessors, (391), 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 268 states. [2022-04-08 08:16:34,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:34,433 INFO L93 Difference]: Finished difference Result 268 states and 401 transitions. [2022-04-08 08:16:34,433 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 401 transitions. [2022-04-08 08:16:34,434 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:34,434 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:34,434 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:16:34,434 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:16:34,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 259 states have (on average 1.5096525096525097) internal successors, (391), 259 states have internal predecessors, (391), 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 08:16:34,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 395 transitions. [2022-04-08 08:16:34,437 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 395 transitions. Word has length 43 [2022-04-08 08:16:34,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:16:34,438 INFO L478 AbstractCegarLoop]: Abstraction has 264 states and 395 transitions. [2022-04-08 08:16:34,438 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 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 08:16:34,438 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 264 states and 395 transitions. [2022-04-08 08:16:34,846 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 395 edges. 395 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:34,846 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 395 transitions. [2022-04-08 08:16:34,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-04-08 08:16:34,847 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:16:34,847 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] [2022-04-08 08:16:34,847 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-04-08 08:16:34,847 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:16:34,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:16:34,847 INFO L85 PathProgramCache]: Analyzing trace with hash -1564538053, now seen corresponding path program 1 times [2022-04-08 08:16:34,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:34,847 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [650854690] [2022-04-08 08:16:34,848 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:16:34,848 INFO L85 PathProgramCache]: Analyzing trace with hash -1564538053, now seen corresponding path program 2 times [2022-04-08 08:16:34,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:16:34,848 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554716659] [2022-04-08 08:16:34,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:16:34,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:16:34,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:34,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:16:34,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:34,963 INFO L290 TraceCheckUtils]: 0: Hoare triple {20816#(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); {20808#true} is VALID [2022-04-08 08:16:34,963 INFO L290 TraceCheckUtils]: 1: Hoare triple {20808#true} assume true; {20808#true} is VALID [2022-04-08 08:16:34,963 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {20808#true} {20808#true} #752#return; {20808#true} is VALID [2022-04-08 08:16:34,963 INFO L272 TraceCheckUtils]: 0: Hoare triple {20808#true} call ULTIMATE.init(); {20816#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:16:34,964 INFO L290 TraceCheckUtils]: 1: Hoare triple {20816#(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); {20808#true} is VALID [2022-04-08 08:16:34,964 INFO L290 TraceCheckUtils]: 2: Hoare triple {20808#true} assume true; {20808#true} is VALID [2022-04-08 08:16:34,964 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {20808#true} {20808#true} #752#return; {20808#true} is VALID [2022-04-08 08:16:34,964 INFO L272 TraceCheckUtils]: 4: Hoare triple {20808#true} call #t~ret59 := main(); {20808#true} is VALID [2022-04-08 08:16:34,964 INFO L290 TraceCheckUtils]: 5: Hoare triple {20808#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {20813#(<= main_~s~0 8464)} is VALID [2022-04-08 08:16:34,964 INFO L272 TraceCheckUtils]: 6: Hoare triple {20813#(<= main_~s~0 8464)} call #t~ret58 := ssl3_accept(~s~0); {20814#(not (= |ssl3_accept_#in~initial_state| 8512))} is VALID [2022-04-08 08:16:34,965 INFO L290 TraceCheckUtils]: 7: Hoare triple {20814#(not (= |ssl3_accept_#in~initial_state| 8512))} ~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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {20815#(not (= ssl3_accept_~s__state~0 8512))} is VALID [2022-04-08 08:16:34,966 INFO L290 TraceCheckUtils]: 8: Hoare triple {20815#(not (= ssl3_accept_~s__state~0 8512))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {20815#(not (= ssl3_accept_~s__state~0 8512))} is VALID [2022-04-08 08:16:34,966 INFO L290 TraceCheckUtils]: 9: Hoare triple {20815#(not (= ssl3_accept_~s__state~0 8512))} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {20815#(not (= ssl3_accept_~s__state~0 8512))} is VALID [2022-04-08 08:16:34,966 INFO L290 TraceCheckUtils]: 10: Hoare triple {20815#(not (= ssl3_accept_~s__state~0 8512))} assume !(0 != 12288 + ~tmp___1~0); {20815#(not (= ssl3_accept_~s__state~0 8512))} is VALID [2022-04-08 08:16:34,966 INFO L290 TraceCheckUtils]: 11: Hoare triple {20815#(not (= ssl3_accept_~s__state~0 8512))} assume !(0 == ~s__cert~0); {20815#(not (= ssl3_accept_~s__state~0 8512))} is VALID [2022-04-08 08:16:34,967 INFO L290 TraceCheckUtils]: 12: Hoare triple {20815#(not (= ssl3_accept_~s__state~0 8512))} assume !false; {20815#(not (= ssl3_accept_~s__state~0 8512))} is VALID [2022-04-08 08:16:34,967 INFO L290 TraceCheckUtils]: 13: Hoare triple {20815#(not (= ssl3_accept_~s__state~0 8512))} ~state~0 := ~s__state~0; {20815#(not (= ssl3_accept_~s__state~0 8512))} is VALID [2022-04-08 08:16:34,967 INFO L290 TraceCheckUtils]: 14: Hoare triple {20815#(not (= ssl3_accept_~s__state~0 8512))} assume !(12292 == ~s__state~0); {20815#(not (= ssl3_accept_~s__state~0 8512))} is VALID [2022-04-08 08:16:34,967 INFO L290 TraceCheckUtils]: 15: Hoare triple {20815#(not (= ssl3_accept_~s__state~0 8512))} assume !(16384 == ~s__state~0); {20815#(not (= ssl3_accept_~s__state~0 8512))} is VALID [2022-04-08 08:16:34,968 INFO L290 TraceCheckUtils]: 16: Hoare triple {20815#(not (= ssl3_accept_~s__state~0 8512))} assume !(8192 == ~s__state~0); {20815#(not (= ssl3_accept_~s__state~0 8512))} is VALID [2022-04-08 08:16:34,968 INFO L290 TraceCheckUtils]: 17: Hoare triple {20815#(not (= ssl3_accept_~s__state~0 8512))} assume !(24576 == ~s__state~0); {20815#(not (= ssl3_accept_~s__state~0 8512))} is VALID [2022-04-08 08:16:34,968 INFO L290 TraceCheckUtils]: 18: Hoare triple {20815#(not (= ssl3_accept_~s__state~0 8512))} assume !(8195 == ~s__state~0); {20815#(not (= ssl3_accept_~s__state~0 8512))} is VALID [2022-04-08 08:16:34,968 INFO L290 TraceCheckUtils]: 19: Hoare triple {20815#(not (= ssl3_accept_~s__state~0 8512))} assume !(8480 == ~s__state~0); {20815#(not (= ssl3_accept_~s__state~0 8512))} is VALID [2022-04-08 08:16:34,968 INFO L290 TraceCheckUtils]: 20: Hoare triple {20815#(not (= ssl3_accept_~s__state~0 8512))} assume !(8481 == ~s__state~0); {20815#(not (= ssl3_accept_~s__state~0 8512))} is VALID [2022-04-08 08:16:34,969 INFO L290 TraceCheckUtils]: 21: Hoare triple {20815#(not (= ssl3_accept_~s__state~0 8512))} assume !(8482 == ~s__state~0); {20815#(not (= ssl3_accept_~s__state~0 8512))} is VALID [2022-04-08 08:16:34,969 INFO L290 TraceCheckUtils]: 22: Hoare triple {20815#(not (= ssl3_accept_~s__state~0 8512))} assume !(8464 == ~s__state~0); {20815#(not (= ssl3_accept_~s__state~0 8512))} is VALID [2022-04-08 08:16:34,969 INFO L290 TraceCheckUtils]: 23: Hoare triple {20815#(not (= ssl3_accept_~s__state~0 8512))} assume !(8465 == ~s__state~0); {20815#(not (= ssl3_accept_~s__state~0 8512))} is VALID [2022-04-08 08:16:34,969 INFO L290 TraceCheckUtils]: 24: Hoare triple {20815#(not (= ssl3_accept_~s__state~0 8512))} assume !(8466 == ~s__state~0); {20815#(not (= ssl3_accept_~s__state~0 8512))} is VALID [2022-04-08 08:16:34,969 INFO L290 TraceCheckUtils]: 25: Hoare triple {20815#(not (= ssl3_accept_~s__state~0 8512))} assume !(8496 == ~s__state~0); {20815#(not (= ssl3_accept_~s__state~0 8512))} is VALID [2022-04-08 08:16:34,970 INFO L290 TraceCheckUtils]: 26: Hoare triple {20815#(not (= ssl3_accept_~s__state~0 8512))} assume !(8497 == ~s__state~0); {20815#(not (= ssl3_accept_~s__state~0 8512))} is VALID [2022-04-08 08:16:34,970 INFO L290 TraceCheckUtils]: 27: Hoare triple {20815#(not (= ssl3_accept_~s__state~0 8512))} assume 8512 == ~s__state~0; {20809#false} is VALID [2022-04-08 08:16:34,970 INFO L290 TraceCheckUtils]: 28: Hoare triple {20809#false} assume -2147483648 <= #t~nondet38 && #t~nondet38 <= 2147483647;~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet38;havoc #t~nondet38;~__cil_tmp56~0 := ~s__s3__tmp__new_cipher__algorithms~0; {20809#false} is VALID [2022-04-08 08:16:34,970 INFO L290 TraceCheckUtils]: 29: Hoare triple {20809#false} assume 0 != (256 + ~__cil_tmp56~0) % 4294967296;~__cil_tmp56~0 := 256345;~skip~0 := 1; {20809#false} is VALID [2022-04-08 08:16:34,970 INFO L290 TraceCheckUtils]: 30: Hoare triple {20809#false} ~s__state~0 := 8528;~s__init_num~0 := 0; {20809#false} is VALID [2022-04-08 08:16:34,970 INFO L290 TraceCheckUtils]: 31: Hoare triple {20809#false} assume -2147483648 <= #t~nondet55 && #t~nondet55 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet55;havoc #t~nondet55; {20809#false} is VALID [2022-04-08 08:16:34,970 INFO L290 TraceCheckUtils]: 32: Hoare triple {20809#false} assume 0 == ~s__s3__tmp__reuse_message~0; {20809#false} is VALID [2022-04-08 08:16:34,970 INFO L290 TraceCheckUtils]: 33: Hoare triple {20809#false} assume 0 == ~skip~0; {20809#false} is VALID [2022-04-08 08:16:34,970 INFO L290 TraceCheckUtils]: 34: Hoare triple {20809#false} assume 8560 == ~state~0; {20809#false} is VALID [2022-04-08 08:16:34,970 INFO L290 TraceCheckUtils]: 35: Hoare triple {20809#false} assume 8448 == ~s__state~0; {20809#false} is VALID [2022-04-08 08:16:34,970 INFO L290 TraceCheckUtils]: 36: Hoare triple {20809#false} assume -1 != ~s__verify_mode~0; {20809#false} is VALID [2022-04-08 08:16:34,970 INFO L290 TraceCheckUtils]: 37: Hoare triple {20809#false} assume -2 != ~s__verify_mode~0; {20809#false} is VALID [2022-04-08 08:16:34,970 INFO L290 TraceCheckUtils]: 38: Hoare triple {20809#false} assume 9021 != ~__cil_tmp61~0 % 4294967296; {20809#false} is VALID [2022-04-08 08:16:34,970 INFO L290 TraceCheckUtils]: 39: Hoare triple {20809#false} assume 4294967294 != ~__cil_tmp58~0 % 4294967296; {20809#false} is VALID [2022-04-08 08:16:34,971 INFO L290 TraceCheckUtils]: 40: Hoare triple {20809#false} assume 4 != ~blastFlag~0; {20809#false} is VALID [2022-04-08 08:16:34,971 INFO L290 TraceCheckUtils]: 41: Hoare triple {20809#false} assume 1024 != ~tmp___7~0; {20809#false} is VALID [2022-04-08 08:16:34,971 INFO L290 TraceCheckUtils]: 42: Hoare triple {20809#false} assume !false; {20809#false} is VALID [2022-04-08 08:16:34,971 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 08:16:34,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:16:34,971 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554716659] [2022-04-08 08:16:34,971 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554716659] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:34,971 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:34,971 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:34,971 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:16:34,971 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [650854690] [2022-04-08 08:16:34,971 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [650854690] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:34,971 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:34,971 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:34,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147169703] [2022-04-08 08:16:34,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:16:34,972 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 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 43 [2022-04-08 08:16:34,972 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:16:34,972 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 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 08:16:34,992 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 43 edges. 43 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:34,992 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:16:34,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:34,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:16:34,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:16:34,993 INFO L87 Difference]: Start difference. First operand 264 states and 395 transitions. Second operand has 6 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 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 08:16:35,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:35,652 INFO L93 Difference]: Finished difference Result 547 states and 818 transitions. [2022-04-08 08:16:35,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:16:35,652 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 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 43 [2022-04-08 08:16:35,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:16:35,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 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 08:16:35,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 535 transitions. [2022-04-08 08:16:35,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 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 08:16:35,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 535 transitions. [2022-04-08 08:16:35,655 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 535 transitions. [2022-04-08 08:16:36,001 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 535 edges. 535 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:36,006 INFO L225 Difference]: With dead ends: 547 [2022-04-08 08:16:36,006 INFO L226 Difference]: Without dead ends: 297 [2022-04-08 08:16:36,006 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 08:16:36,007 INFO L913 BasicCegarLoop]: 189 mSDtfsCounter, 768 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 360 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 768 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 360 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 08:16:36,007 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [768 Valid, 206 Invalid, 404 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 360 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 08:16:36,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2022-04-08 08:16:36,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 292. [2022-04-08 08:16:36,037 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:16:36,037 INFO L82 GeneralOperation]: Start isEquivalent. First operand 297 states. Second operand has 292 states, 287 states have (on average 1.494773519163763) internal successors, (429), 287 states have internal predecessors, (429), 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 08:16:36,038 INFO L74 IsIncluded]: Start isIncluded. First operand 297 states. Second operand has 292 states, 287 states have (on average 1.494773519163763) internal successors, (429), 287 states have internal predecessors, (429), 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 08:16:36,038 INFO L87 Difference]: Start difference. First operand 297 states. Second operand has 292 states, 287 states have (on average 1.494773519163763) internal successors, (429), 287 states have internal predecessors, (429), 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 08:16:36,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:36,041 INFO L93 Difference]: Finished difference Result 297 states and 440 transitions. [2022-04-08 08:16:36,042 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 440 transitions. [2022-04-08 08:16:36,042 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:36,042 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:36,042 INFO L74 IsIncluded]: Start isIncluded. First operand has 292 states, 287 states have (on average 1.494773519163763) internal successors, (429), 287 states have internal predecessors, (429), 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 297 states. [2022-04-08 08:16:36,043 INFO L87 Difference]: Start difference. First operand has 292 states, 287 states have (on average 1.494773519163763) internal successors, (429), 287 states have internal predecessors, (429), 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 297 states. [2022-04-08 08:16:36,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:36,047 INFO L93 Difference]: Finished difference Result 297 states and 440 transitions. [2022-04-08 08:16:36,047 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 440 transitions. [2022-04-08 08:16:36,047 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:36,047 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:36,047 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:16:36,047 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:16:36,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 292 states, 287 states have (on average 1.494773519163763) internal successors, (429), 287 states have internal predecessors, (429), 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 08:16:36,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 292 states and 433 transitions. [2022-04-08 08:16:36,052 INFO L78 Accepts]: Start accepts. Automaton has 292 states and 433 transitions. Word has length 43 [2022-04-08 08:16:36,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:16:36,052 INFO L478 AbstractCegarLoop]: Abstraction has 292 states and 433 transitions. [2022-04-08 08:16:36,052 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 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 08:16:36,053 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 292 states and 433 transitions. [2022-04-08 08:16:36,623 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 433 edges. 433 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:36,623 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 433 transitions. [2022-04-08 08:16:36,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-04-08 08:16:36,624 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:16:36,624 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] [2022-04-08 08:16:36,624 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-04-08 08:16:36,624 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:16:36,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:16:36,624 INFO L85 PathProgramCache]: Analyzing trace with hash -570717011, now seen corresponding path program 1 times [2022-04-08 08:16:36,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:36,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [720813301] [2022-04-08 08:16:36,625 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:16:36,625 INFO L85 PathProgramCache]: Analyzing trace with hash -570717011, now seen corresponding path program 2 times [2022-04-08 08:16:36,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:16:36,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739587900] [2022-04-08 08:16:36,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:16:36,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:16:36,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:36,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:16:36,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:36,678 INFO L290 TraceCheckUtils]: 0: Hoare triple {23105#(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); {23097#true} is VALID [2022-04-08 08:16:36,678 INFO L290 TraceCheckUtils]: 1: Hoare triple {23097#true} assume true; {23097#true} is VALID [2022-04-08 08:16:36,678 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {23097#true} {23097#true} #752#return; {23097#true} is VALID [2022-04-08 08:16:36,678 INFO L272 TraceCheckUtils]: 0: Hoare triple {23097#true} call ULTIMATE.init(); {23105#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:16:36,678 INFO L290 TraceCheckUtils]: 1: Hoare triple {23105#(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); {23097#true} is VALID [2022-04-08 08:16:36,678 INFO L290 TraceCheckUtils]: 2: Hoare triple {23097#true} assume true; {23097#true} is VALID [2022-04-08 08:16:36,678 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {23097#true} {23097#true} #752#return; {23097#true} is VALID [2022-04-08 08:16:36,678 INFO L272 TraceCheckUtils]: 4: Hoare triple {23097#true} call #t~ret59 := main(); {23097#true} is VALID [2022-04-08 08:16:36,679 INFO L290 TraceCheckUtils]: 5: Hoare triple {23097#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {23102#(<= main_~s~0 8464)} is VALID [2022-04-08 08:16:36,679 INFO L272 TraceCheckUtils]: 6: Hoare triple {23102#(<= main_~s~0 8464)} call #t~ret58 := ssl3_accept(~s~0); {23103#(not (= 8497 |ssl3_accept_#in~initial_state|))} is VALID [2022-04-08 08:16:36,680 INFO L290 TraceCheckUtils]: 7: Hoare triple {23103#(not (= 8497 |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;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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {23104#(not (= 8497 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:36,681 INFO L290 TraceCheckUtils]: 8: Hoare triple {23104#(not (= 8497 ssl3_accept_~s__state~0))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {23104#(not (= 8497 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:36,681 INFO L290 TraceCheckUtils]: 9: Hoare triple {23104#(not (= 8497 ssl3_accept_~s__state~0))} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {23104#(not (= 8497 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:36,681 INFO L290 TraceCheckUtils]: 10: Hoare triple {23104#(not (= 8497 ssl3_accept_~s__state~0))} assume !(0 != 12288 + ~tmp___1~0); {23104#(not (= 8497 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:36,682 INFO L290 TraceCheckUtils]: 11: Hoare triple {23104#(not (= 8497 ssl3_accept_~s__state~0))} assume !(0 == ~s__cert~0); {23104#(not (= 8497 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:36,682 INFO L290 TraceCheckUtils]: 12: Hoare triple {23104#(not (= 8497 ssl3_accept_~s__state~0))} assume !false; {23104#(not (= 8497 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:36,682 INFO L290 TraceCheckUtils]: 13: Hoare triple {23104#(not (= 8497 ssl3_accept_~s__state~0))} ~state~0 := ~s__state~0; {23104#(not (= 8497 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:36,683 INFO L290 TraceCheckUtils]: 14: Hoare triple {23104#(not (= 8497 ssl3_accept_~s__state~0))} assume !(12292 == ~s__state~0); {23104#(not (= 8497 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:36,683 INFO L290 TraceCheckUtils]: 15: Hoare triple {23104#(not (= 8497 ssl3_accept_~s__state~0))} assume !(16384 == ~s__state~0); {23104#(not (= 8497 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:36,683 INFO L290 TraceCheckUtils]: 16: Hoare triple {23104#(not (= 8497 ssl3_accept_~s__state~0))} assume !(8192 == ~s__state~0); {23104#(not (= 8497 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:36,683 INFO L290 TraceCheckUtils]: 17: Hoare triple {23104#(not (= 8497 ssl3_accept_~s__state~0))} assume !(24576 == ~s__state~0); {23104#(not (= 8497 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:36,684 INFO L290 TraceCheckUtils]: 18: Hoare triple {23104#(not (= 8497 ssl3_accept_~s__state~0))} assume !(8195 == ~s__state~0); {23104#(not (= 8497 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:36,684 INFO L290 TraceCheckUtils]: 19: Hoare triple {23104#(not (= 8497 ssl3_accept_~s__state~0))} assume !(8480 == ~s__state~0); {23104#(not (= 8497 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:36,684 INFO L290 TraceCheckUtils]: 20: Hoare triple {23104#(not (= 8497 ssl3_accept_~s__state~0))} assume !(8481 == ~s__state~0); {23104#(not (= 8497 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:36,685 INFO L290 TraceCheckUtils]: 21: Hoare triple {23104#(not (= 8497 ssl3_accept_~s__state~0))} assume !(8482 == ~s__state~0); {23104#(not (= 8497 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:36,685 INFO L290 TraceCheckUtils]: 22: Hoare triple {23104#(not (= 8497 ssl3_accept_~s__state~0))} assume !(8464 == ~s__state~0); {23104#(not (= 8497 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:36,685 INFO L290 TraceCheckUtils]: 23: Hoare triple {23104#(not (= 8497 ssl3_accept_~s__state~0))} assume !(8465 == ~s__state~0); {23104#(not (= 8497 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:36,685 INFO L290 TraceCheckUtils]: 24: Hoare triple {23104#(not (= 8497 ssl3_accept_~s__state~0))} assume !(8466 == ~s__state~0); {23104#(not (= 8497 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:36,686 INFO L290 TraceCheckUtils]: 25: Hoare triple {23104#(not (= 8497 ssl3_accept_~s__state~0))} assume !(8496 == ~s__state~0); {23104#(not (= 8497 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:36,686 INFO L290 TraceCheckUtils]: 26: Hoare triple {23104#(not (= 8497 ssl3_accept_~s__state~0))} assume 8497 == ~s__state~0; {23098#false} is VALID [2022-04-08 08:16:36,686 INFO L290 TraceCheckUtils]: 27: Hoare triple {23098#false} assume -2147483648 <= #t~nondet37 && #t~nondet37 <= 2147483647;~ret~0 := #t~nondet37;havoc #t~nondet37; {23098#false} is VALID [2022-04-08 08:16:36,686 INFO L290 TraceCheckUtils]: 28: Hoare triple {23098#false} assume 1 == ~blastFlag~0;~blastFlag~0 := 2; {23098#false} is VALID [2022-04-08 08:16:36,686 INFO L290 TraceCheckUtils]: 29: Hoare triple {23098#false} assume !(~ret~0 <= 0); {23098#false} is VALID [2022-04-08 08:16:36,686 INFO L290 TraceCheckUtils]: 30: Hoare triple {23098#false} assume 0 != ~s__hit~0;~s__state~0 := 8656; {23098#false} is VALID [2022-04-08 08:16:36,686 INFO L290 TraceCheckUtils]: 31: Hoare triple {23098#false} ~s__init_num~0 := 0; {23098#false} is VALID [2022-04-08 08:16:36,686 INFO L290 TraceCheckUtils]: 32: Hoare triple {23098#false} assume -2147483648 <= #t~nondet55 && #t~nondet55 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet55;havoc #t~nondet55; {23098#false} is VALID [2022-04-08 08:16:36,686 INFO L290 TraceCheckUtils]: 33: Hoare triple {23098#false} assume 0 == ~s__s3__tmp__reuse_message~0; {23098#false} is VALID [2022-04-08 08:16:36,686 INFO L290 TraceCheckUtils]: 34: Hoare triple {23098#false} assume 0 == ~skip~0; {23098#false} is VALID [2022-04-08 08:16:36,686 INFO L290 TraceCheckUtils]: 35: Hoare triple {23098#false} assume 8560 == ~state~0; {23098#false} is VALID [2022-04-08 08:16:36,687 INFO L290 TraceCheckUtils]: 36: Hoare triple {23098#false} assume 8448 == ~s__state~0; {23098#false} is VALID [2022-04-08 08:16:36,687 INFO L290 TraceCheckUtils]: 37: Hoare triple {23098#false} assume -1 != ~s__verify_mode~0; {23098#false} is VALID [2022-04-08 08:16:36,687 INFO L290 TraceCheckUtils]: 38: Hoare triple {23098#false} assume -2 != ~s__verify_mode~0; {23098#false} is VALID [2022-04-08 08:16:36,687 INFO L290 TraceCheckUtils]: 39: Hoare triple {23098#false} assume 9021 != ~__cil_tmp61~0 % 4294967296; {23098#false} is VALID [2022-04-08 08:16:36,687 INFO L290 TraceCheckUtils]: 40: Hoare triple {23098#false} assume 4294967294 != ~__cil_tmp58~0 % 4294967296; {23098#false} is VALID [2022-04-08 08:16:36,687 INFO L290 TraceCheckUtils]: 41: Hoare triple {23098#false} assume 4 != ~blastFlag~0; {23098#false} is VALID [2022-04-08 08:16:36,687 INFO L290 TraceCheckUtils]: 42: Hoare triple {23098#false} assume 1024 != ~tmp___7~0; {23098#false} is VALID [2022-04-08 08:16:36,687 INFO L290 TraceCheckUtils]: 43: Hoare triple {23098#false} assume !false; {23098#false} is VALID [2022-04-08 08:16:36,687 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 08:16:36,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:16:36,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739587900] [2022-04-08 08:16:36,687 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739587900] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:36,687 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:36,687 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:36,687 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:16:36,688 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [720813301] [2022-04-08 08:16:36,688 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [720813301] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:36,688 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:36,688 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:36,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138006459] [2022-04-08 08:16:36,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:16:36,688 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 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 44 [2022-04-08 08:16:36,688 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:16:36,688 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 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 08:16:36,717 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 44 edges. 44 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:36,717 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:16:36,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:36,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:16:36,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:16:36,718 INFO L87 Difference]: Start difference. First operand 292 states and 433 transitions. Second operand has 6 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 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 08:16:37,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:37,448 INFO L93 Difference]: Finished difference Result 575 states and 856 transitions. [2022-04-08 08:16:37,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:16:37,449 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 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 44 [2022-04-08 08:16:37,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:16:37,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 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 08:16:37,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 531 transitions. [2022-04-08 08:16:37,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 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 08:16:37,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 531 transitions. [2022-04-08 08:16:37,452 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 531 transitions. [2022-04-08 08:16:37,797 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 531 edges. 531 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:37,802 INFO L225 Difference]: With dead ends: 575 [2022-04-08 08:16:37,802 INFO L226 Difference]: Without dead ends: 297 [2022-04-08 08:16:37,802 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 08:16:37,803 INFO L913 BasicCegarLoop]: 189 mSDtfsCounter, 761 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 355 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 761 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 08:16:37,803 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [761 Valid, 206 Invalid, 400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 355 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 08:16:37,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2022-04-08 08:16:37,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 293. [2022-04-08 08:16:37,836 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:16:37,836 INFO L82 GeneralOperation]: Start isEquivalent. First operand 297 states. Second operand has 293 states, 288 states have (on average 1.4895833333333333) internal successors, (429), 288 states have internal predecessors, (429), 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 08:16:37,836 INFO L74 IsIncluded]: Start isIncluded. First operand 297 states. Second operand has 293 states, 288 states have (on average 1.4895833333333333) internal successors, (429), 288 states have internal predecessors, (429), 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 08:16:37,837 INFO L87 Difference]: Start difference. First operand 297 states. Second operand has 293 states, 288 states have (on average 1.4895833333333333) internal successors, (429), 288 states have internal predecessors, (429), 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 08:16:37,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:37,840 INFO L93 Difference]: Finished difference Result 297 states and 439 transitions. [2022-04-08 08:16:37,840 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 439 transitions. [2022-04-08 08:16:37,841 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:37,841 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:37,841 INFO L74 IsIncluded]: Start isIncluded. First operand has 293 states, 288 states have (on average 1.4895833333333333) internal successors, (429), 288 states have internal predecessors, (429), 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 297 states. [2022-04-08 08:16:37,842 INFO L87 Difference]: Start difference. First operand has 293 states, 288 states have (on average 1.4895833333333333) internal successors, (429), 288 states have internal predecessors, (429), 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 297 states. [2022-04-08 08:16:37,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:37,845 INFO L93 Difference]: Finished difference Result 297 states and 439 transitions. [2022-04-08 08:16:37,845 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 439 transitions. [2022-04-08 08:16:37,846 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:37,846 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:37,846 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:16:37,846 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:16:37,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 293 states, 288 states have (on average 1.4895833333333333) internal successors, (429), 288 states have internal predecessors, (429), 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 08:16:37,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 433 transitions. [2022-04-08 08:16:37,850 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 433 transitions. Word has length 44 [2022-04-08 08:16:37,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:16:37,850 INFO L478 AbstractCegarLoop]: Abstraction has 293 states and 433 transitions. [2022-04-08 08:16:37,851 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 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 08:16:37,851 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 293 states and 433 transitions. [2022-04-08 08:16:38,349 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 433 edges. 433 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:38,349 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 433 transitions. [2022-04-08 08:16:38,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-04-08 08:16:38,349 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:16:38,350 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] [2022-04-08 08:16:38,350 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-04-08 08:16:38,350 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:16:38,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:16:38,350 INFO L85 PathProgramCache]: Analyzing trace with hash 1737605119, now seen corresponding path program 1 times [2022-04-08 08:16:38,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:38,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1501488351] [2022-04-08 08:16:38,351 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:16:38,351 INFO L85 PathProgramCache]: Analyzing trace with hash 1737605119, now seen corresponding path program 2 times [2022-04-08 08:16:38,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:16:38,351 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503373976] [2022-04-08 08:16:38,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:16:38,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:16:38,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:38,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:16:38,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:38,405 INFO L290 TraceCheckUtils]: 0: Hoare triple {25452#(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); {25444#true} is VALID [2022-04-08 08:16:38,405 INFO L290 TraceCheckUtils]: 1: Hoare triple {25444#true} assume true; {25444#true} is VALID [2022-04-08 08:16:38,405 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {25444#true} {25444#true} #752#return; {25444#true} is VALID [2022-04-08 08:16:38,405 INFO L272 TraceCheckUtils]: 0: Hoare triple {25444#true} call ULTIMATE.init(); {25452#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:16:38,406 INFO L290 TraceCheckUtils]: 1: Hoare triple {25452#(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); {25444#true} is VALID [2022-04-08 08:16:38,406 INFO L290 TraceCheckUtils]: 2: Hoare triple {25444#true} assume true; {25444#true} is VALID [2022-04-08 08:16:38,406 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {25444#true} {25444#true} #752#return; {25444#true} is VALID [2022-04-08 08:16:38,406 INFO L272 TraceCheckUtils]: 4: Hoare triple {25444#true} call #t~ret59 := main(); {25444#true} is VALID [2022-04-08 08:16:38,406 INFO L290 TraceCheckUtils]: 5: Hoare triple {25444#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {25449#(<= main_~s~0 8464)} is VALID [2022-04-08 08:16:38,406 INFO L272 TraceCheckUtils]: 6: Hoare triple {25449#(<= main_~s~0 8464)} call #t~ret58 := ssl3_accept(~s~0); {25450#(not (= 8513 |ssl3_accept_#in~initial_state|))} is VALID [2022-04-08 08:16:38,407 INFO L290 TraceCheckUtils]: 7: Hoare triple {25450#(not (= 8513 |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;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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {25451#(not (= 8513 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:38,408 INFO L290 TraceCheckUtils]: 8: Hoare triple {25451#(not (= 8513 ssl3_accept_~s__state~0))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {25451#(not (= 8513 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:38,408 INFO L290 TraceCheckUtils]: 9: Hoare triple {25451#(not (= 8513 ssl3_accept_~s__state~0))} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {25451#(not (= 8513 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:38,408 INFO L290 TraceCheckUtils]: 10: Hoare triple {25451#(not (= 8513 ssl3_accept_~s__state~0))} assume !(0 != 12288 + ~tmp___1~0); {25451#(not (= 8513 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:38,408 INFO L290 TraceCheckUtils]: 11: Hoare triple {25451#(not (= 8513 ssl3_accept_~s__state~0))} assume !(0 == ~s__cert~0); {25451#(not (= 8513 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:38,409 INFO L290 TraceCheckUtils]: 12: Hoare triple {25451#(not (= 8513 ssl3_accept_~s__state~0))} assume !false; {25451#(not (= 8513 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:38,409 INFO L290 TraceCheckUtils]: 13: Hoare triple {25451#(not (= 8513 ssl3_accept_~s__state~0))} ~state~0 := ~s__state~0; {25451#(not (= 8513 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:38,409 INFO L290 TraceCheckUtils]: 14: Hoare triple {25451#(not (= 8513 ssl3_accept_~s__state~0))} assume !(12292 == ~s__state~0); {25451#(not (= 8513 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:38,409 INFO L290 TraceCheckUtils]: 15: Hoare triple {25451#(not (= 8513 ssl3_accept_~s__state~0))} assume !(16384 == ~s__state~0); {25451#(not (= 8513 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:38,409 INFO L290 TraceCheckUtils]: 16: Hoare triple {25451#(not (= 8513 ssl3_accept_~s__state~0))} assume !(8192 == ~s__state~0); {25451#(not (= 8513 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:38,410 INFO L290 TraceCheckUtils]: 17: Hoare triple {25451#(not (= 8513 ssl3_accept_~s__state~0))} assume !(24576 == ~s__state~0); {25451#(not (= 8513 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:38,410 INFO L290 TraceCheckUtils]: 18: Hoare triple {25451#(not (= 8513 ssl3_accept_~s__state~0))} assume !(8195 == ~s__state~0); {25451#(not (= 8513 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:38,410 INFO L290 TraceCheckUtils]: 19: Hoare triple {25451#(not (= 8513 ssl3_accept_~s__state~0))} assume !(8480 == ~s__state~0); {25451#(not (= 8513 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:38,410 INFO L290 TraceCheckUtils]: 20: Hoare triple {25451#(not (= 8513 ssl3_accept_~s__state~0))} assume !(8481 == ~s__state~0); {25451#(not (= 8513 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:38,410 INFO L290 TraceCheckUtils]: 21: Hoare triple {25451#(not (= 8513 ssl3_accept_~s__state~0))} assume !(8482 == ~s__state~0); {25451#(not (= 8513 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:38,411 INFO L290 TraceCheckUtils]: 22: Hoare triple {25451#(not (= 8513 ssl3_accept_~s__state~0))} assume !(8464 == ~s__state~0); {25451#(not (= 8513 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:38,411 INFO L290 TraceCheckUtils]: 23: Hoare triple {25451#(not (= 8513 ssl3_accept_~s__state~0))} assume !(8465 == ~s__state~0); {25451#(not (= 8513 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:38,411 INFO L290 TraceCheckUtils]: 24: Hoare triple {25451#(not (= 8513 ssl3_accept_~s__state~0))} assume !(8466 == ~s__state~0); {25451#(not (= 8513 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:38,411 INFO L290 TraceCheckUtils]: 25: Hoare triple {25451#(not (= 8513 ssl3_accept_~s__state~0))} assume !(8496 == ~s__state~0); {25451#(not (= 8513 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:38,411 INFO L290 TraceCheckUtils]: 26: Hoare triple {25451#(not (= 8513 ssl3_accept_~s__state~0))} assume !(8497 == ~s__state~0); {25451#(not (= 8513 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:38,412 INFO L290 TraceCheckUtils]: 27: Hoare triple {25451#(not (= 8513 ssl3_accept_~s__state~0))} assume !(8512 == ~s__state~0); {25451#(not (= 8513 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:38,412 INFO L290 TraceCheckUtils]: 28: Hoare triple {25451#(not (= 8513 ssl3_accept_~s__state~0))} assume 8513 == ~s__state~0; {25445#false} is VALID [2022-04-08 08:16:38,412 INFO L290 TraceCheckUtils]: 29: Hoare triple {25445#false} assume -2147483648 <= #t~nondet38 && #t~nondet38 <= 2147483647;~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet38;havoc #t~nondet38;~__cil_tmp56~0 := ~s__s3__tmp__new_cipher__algorithms~0; {25445#false} is VALID [2022-04-08 08:16:38,412 INFO L290 TraceCheckUtils]: 30: Hoare triple {25445#false} assume 0 != (256 + ~__cil_tmp56~0) % 4294967296;~__cil_tmp56~0 := 256345;~skip~0 := 1; {25445#false} is VALID [2022-04-08 08:16:38,412 INFO L290 TraceCheckUtils]: 31: Hoare triple {25445#false} ~s__state~0 := 8528;~s__init_num~0 := 0; {25445#false} is VALID [2022-04-08 08:16:38,412 INFO L290 TraceCheckUtils]: 32: Hoare triple {25445#false} assume -2147483648 <= #t~nondet55 && #t~nondet55 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet55;havoc #t~nondet55; {25445#false} is VALID [2022-04-08 08:16:38,412 INFO L290 TraceCheckUtils]: 33: Hoare triple {25445#false} assume 0 == ~s__s3__tmp__reuse_message~0; {25445#false} is VALID [2022-04-08 08:16:38,412 INFO L290 TraceCheckUtils]: 34: Hoare triple {25445#false} assume 0 == ~skip~0; {25445#false} is VALID [2022-04-08 08:16:38,412 INFO L290 TraceCheckUtils]: 35: Hoare triple {25445#false} assume 8560 == ~state~0; {25445#false} is VALID [2022-04-08 08:16:38,412 INFO L290 TraceCheckUtils]: 36: Hoare triple {25445#false} assume 8448 == ~s__state~0; {25445#false} is VALID [2022-04-08 08:16:38,412 INFO L290 TraceCheckUtils]: 37: Hoare triple {25445#false} assume -1 != ~s__verify_mode~0; {25445#false} is VALID [2022-04-08 08:16:38,412 INFO L290 TraceCheckUtils]: 38: Hoare triple {25445#false} assume -2 != ~s__verify_mode~0; {25445#false} is VALID [2022-04-08 08:16:38,412 INFO L290 TraceCheckUtils]: 39: Hoare triple {25445#false} assume 9021 != ~__cil_tmp61~0 % 4294967296; {25445#false} is VALID [2022-04-08 08:16:38,412 INFO L290 TraceCheckUtils]: 40: Hoare triple {25445#false} assume 4294967294 != ~__cil_tmp58~0 % 4294967296; {25445#false} is VALID [2022-04-08 08:16:38,413 INFO L290 TraceCheckUtils]: 41: Hoare triple {25445#false} assume 4 != ~blastFlag~0; {25445#false} is VALID [2022-04-08 08:16:38,413 INFO L290 TraceCheckUtils]: 42: Hoare triple {25445#false} assume 1024 != ~tmp___7~0; {25445#false} is VALID [2022-04-08 08:16:38,413 INFO L290 TraceCheckUtils]: 43: Hoare triple {25445#false} assume !false; {25445#false} is VALID [2022-04-08 08:16:38,413 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 08:16:38,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:16:38,413 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503373976] [2022-04-08 08:16:38,413 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503373976] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:38,413 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:38,413 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:38,413 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:16:38,413 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1501488351] [2022-04-08 08:16:38,413 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1501488351] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:38,413 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:38,413 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:38,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242440369] [2022-04-08 08:16:38,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:16:38,414 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 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 44 [2022-04-08 08:16:38,414 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:16:38,414 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 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 08:16:38,435 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 44 edges. 44 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:38,435 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:16:38,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:38,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:16:38,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:16:38,436 INFO L87 Difference]: Start difference. First operand 293 states and 433 transitions. Second operand has 6 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 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 08:16:38,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:38,955 INFO L93 Difference]: Finished difference Result 579 states and 859 transitions. [2022-04-08 08:16:38,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:16:38,956 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 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 44 [2022-04-08 08:16:38,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:16:38,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 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 08:16:38,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 535 transitions. [2022-04-08 08:16:38,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 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 08:16:38,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 535 transitions. [2022-04-08 08:16:38,960 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 535 transitions. [2022-04-08 08:16:39,173 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 535 edges. 535 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:39,178 INFO L225 Difference]: With dead ends: 579 [2022-04-08 08:16:39,178 INFO L226 Difference]: Without dead ends: 300 [2022-04-08 08:16:39,180 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 08:16:39,180 INFO L913 BasicCegarLoop]: 191 mSDtfsCounter, 763 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 359 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 763 SdHoareTripleChecker+Valid, 208 SdHoareTripleChecker+Invalid, 405 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 359 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 08:16:39,181 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [763 Valid, 208 Invalid, 405 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 359 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 08:16:39,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2022-04-08 08:16:39,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 295. [2022-04-08 08:16:39,232 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:16:39,233 INFO L82 GeneralOperation]: Start isEquivalent. First operand 300 states. Second operand has 295 states, 290 states have (on average 1.4896551724137932) internal successors, (432), 290 states have internal predecessors, (432), 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 08:16:39,233 INFO L74 IsIncluded]: Start isIncluded. First operand 300 states. Second operand has 295 states, 290 states have (on average 1.4896551724137932) internal successors, (432), 290 states have internal predecessors, (432), 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 08:16:39,233 INFO L87 Difference]: Start difference. First operand 300 states. Second operand has 295 states, 290 states have (on average 1.4896551724137932) internal successors, (432), 290 states have internal predecessors, (432), 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 08:16:39,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:39,237 INFO L93 Difference]: Finished difference Result 300 states and 443 transitions. [2022-04-08 08:16:39,237 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 443 transitions. [2022-04-08 08:16:39,237 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:39,237 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:39,238 INFO L74 IsIncluded]: Start isIncluded. First operand has 295 states, 290 states have (on average 1.4896551724137932) internal successors, (432), 290 states have internal predecessors, (432), 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 300 states. [2022-04-08 08:16:39,238 INFO L87 Difference]: Start difference. First operand has 295 states, 290 states have (on average 1.4896551724137932) internal successors, (432), 290 states have internal predecessors, (432), 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 300 states. [2022-04-08 08:16:39,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:39,242 INFO L93 Difference]: Finished difference Result 300 states and 443 transitions. [2022-04-08 08:16:39,242 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 443 transitions. [2022-04-08 08:16:39,246 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:39,246 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:39,247 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:16:39,247 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:16:39,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 295 states, 290 states have (on average 1.4896551724137932) internal successors, (432), 290 states have internal predecessors, (432), 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 08:16:39,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 436 transitions. [2022-04-08 08:16:39,251 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 436 transitions. Word has length 44 [2022-04-08 08:16:39,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:16:39,251 INFO L478 AbstractCegarLoop]: Abstraction has 295 states and 436 transitions. [2022-04-08 08:16:39,251 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 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 08:16:39,251 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 295 states and 436 transitions. [2022-04-08 08:16:39,748 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 436 edges. 436 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:39,748 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 436 transitions. [2022-04-08 08:16:39,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-04-08 08:16:39,749 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:16:39,749 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] [2022-04-08 08:16:39,749 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-04-08 08:16:39,749 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:16:39,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:16:39,749 INFO L85 PathProgramCache]: Analyzing trace with hash -970621315, now seen corresponding path program 1 times [2022-04-08 08:16:39,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:39,749 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1172911355] [2022-04-08 08:16:39,749 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:16:39,750 INFO L85 PathProgramCache]: Analyzing trace with hash -970621315, now seen corresponding path program 2 times [2022-04-08 08:16:39,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:16:39,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259818359] [2022-04-08 08:16:39,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:16:39,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:16:39,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:39,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:16:39,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:39,814 INFO L290 TraceCheckUtils]: 0: Hoare triple {27817#(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); {27809#true} is VALID [2022-04-08 08:16:39,815 INFO L290 TraceCheckUtils]: 1: Hoare triple {27809#true} assume true; {27809#true} is VALID [2022-04-08 08:16:39,815 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {27809#true} {27809#true} #752#return; {27809#true} is VALID [2022-04-08 08:16:39,815 INFO L272 TraceCheckUtils]: 0: Hoare triple {27809#true} call ULTIMATE.init(); {27817#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:16:39,815 INFO L290 TraceCheckUtils]: 1: Hoare triple {27817#(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); {27809#true} is VALID [2022-04-08 08:16:39,815 INFO L290 TraceCheckUtils]: 2: Hoare triple {27809#true} assume true; {27809#true} is VALID [2022-04-08 08:16:39,815 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {27809#true} {27809#true} #752#return; {27809#true} is VALID [2022-04-08 08:16:39,815 INFO L272 TraceCheckUtils]: 4: Hoare triple {27809#true} call #t~ret59 := main(); {27809#true} is VALID [2022-04-08 08:16:39,815 INFO L290 TraceCheckUtils]: 5: Hoare triple {27809#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {27814#(<= main_~s~0 8464)} is VALID [2022-04-08 08:16:39,816 INFO L272 TraceCheckUtils]: 6: Hoare triple {27814#(<= main_~s~0 8464)} call #t~ret58 := ssl3_accept(~s~0); {27815#(not (= 8544 |ssl3_accept_#in~initial_state|))} is VALID [2022-04-08 08:16:39,817 INFO L290 TraceCheckUtils]: 7: Hoare triple {27815#(not (= 8544 |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;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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {27816#(not (= ssl3_accept_~s__state~0 8544))} is VALID [2022-04-08 08:16:39,817 INFO L290 TraceCheckUtils]: 8: Hoare triple {27816#(not (= ssl3_accept_~s__state~0 8544))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {27816#(not (= ssl3_accept_~s__state~0 8544))} is VALID [2022-04-08 08:16:39,817 INFO L290 TraceCheckUtils]: 9: Hoare triple {27816#(not (= ssl3_accept_~s__state~0 8544))} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {27816#(not (= ssl3_accept_~s__state~0 8544))} is VALID [2022-04-08 08:16:39,818 INFO L290 TraceCheckUtils]: 10: Hoare triple {27816#(not (= ssl3_accept_~s__state~0 8544))} assume !(0 != 12288 + ~tmp___1~0); {27816#(not (= ssl3_accept_~s__state~0 8544))} is VALID [2022-04-08 08:16:39,818 INFO L290 TraceCheckUtils]: 11: Hoare triple {27816#(not (= ssl3_accept_~s__state~0 8544))} assume !(0 == ~s__cert~0); {27816#(not (= ssl3_accept_~s__state~0 8544))} is VALID [2022-04-08 08:16:39,818 INFO L290 TraceCheckUtils]: 12: Hoare triple {27816#(not (= ssl3_accept_~s__state~0 8544))} assume !false; {27816#(not (= ssl3_accept_~s__state~0 8544))} is VALID [2022-04-08 08:16:39,818 INFO L290 TraceCheckUtils]: 13: Hoare triple {27816#(not (= ssl3_accept_~s__state~0 8544))} ~state~0 := ~s__state~0; {27816#(not (= ssl3_accept_~s__state~0 8544))} is VALID [2022-04-08 08:16:39,819 INFO L290 TraceCheckUtils]: 14: Hoare triple {27816#(not (= ssl3_accept_~s__state~0 8544))} assume !(12292 == ~s__state~0); {27816#(not (= ssl3_accept_~s__state~0 8544))} is VALID [2022-04-08 08:16:39,819 INFO L290 TraceCheckUtils]: 15: Hoare triple {27816#(not (= ssl3_accept_~s__state~0 8544))} assume !(16384 == ~s__state~0); {27816#(not (= ssl3_accept_~s__state~0 8544))} is VALID [2022-04-08 08:16:39,819 INFO L290 TraceCheckUtils]: 16: Hoare triple {27816#(not (= ssl3_accept_~s__state~0 8544))} assume !(8192 == ~s__state~0); {27816#(not (= ssl3_accept_~s__state~0 8544))} is VALID [2022-04-08 08:16:39,819 INFO L290 TraceCheckUtils]: 17: Hoare triple {27816#(not (= ssl3_accept_~s__state~0 8544))} assume !(24576 == ~s__state~0); {27816#(not (= ssl3_accept_~s__state~0 8544))} is VALID [2022-04-08 08:16:39,820 INFO L290 TraceCheckUtils]: 18: Hoare triple {27816#(not (= ssl3_accept_~s__state~0 8544))} assume !(8195 == ~s__state~0); {27816#(not (= ssl3_accept_~s__state~0 8544))} is VALID [2022-04-08 08:16:39,820 INFO L290 TraceCheckUtils]: 19: Hoare triple {27816#(not (= ssl3_accept_~s__state~0 8544))} assume !(8480 == ~s__state~0); {27816#(not (= ssl3_accept_~s__state~0 8544))} is VALID [2022-04-08 08:16:39,820 INFO L290 TraceCheckUtils]: 20: Hoare triple {27816#(not (= ssl3_accept_~s__state~0 8544))} assume !(8481 == ~s__state~0); {27816#(not (= ssl3_accept_~s__state~0 8544))} is VALID [2022-04-08 08:16:39,820 INFO L290 TraceCheckUtils]: 21: Hoare triple {27816#(not (= ssl3_accept_~s__state~0 8544))} assume !(8482 == ~s__state~0); {27816#(not (= ssl3_accept_~s__state~0 8544))} is VALID [2022-04-08 08:16:39,820 INFO L290 TraceCheckUtils]: 22: Hoare triple {27816#(not (= ssl3_accept_~s__state~0 8544))} assume !(8464 == ~s__state~0); {27816#(not (= ssl3_accept_~s__state~0 8544))} is VALID [2022-04-08 08:16:39,821 INFO L290 TraceCheckUtils]: 23: Hoare triple {27816#(not (= ssl3_accept_~s__state~0 8544))} assume !(8465 == ~s__state~0); {27816#(not (= ssl3_accept_~s__state~0 8544))} is VALID [2022-04-08 08:16:39,821 INFO L290 TraceCheckUtils]: 24: Hoare triple {27816#(not (= ssl3_accept_~s__state~0 8544))} assume !(8466 == ~s__state~0); {27816#(not (= ssl3_accept_~s__state~0 8544))} is VALID [2022-04-08 08:16:39,821 INFO L290 TraceCheckUtils]: 25: Hoare triple {27816#(not (= ssl3_accept_~s__state~0 8544))} assume !(8496 == ~s__state~0); {27816#(not (= ssl3_accept_~s__state~0 8544))} is VALID [2022-04-08 08:16:39,821 INFO L290 TraceCheckUtils]: 26: Hoare triple {27816#(not (= ssl3_accept_~s__state~0 8544))} assume !(8497 == ~s__state~0); {27816#(not (= ssl3_accept_~s__state~0 8544))} is VALID [2022-04-08 08:16:39,822 INFO L290 TraceCheckUtils]: 27: Hoare triple {27816#(not (= ssl3_accept_~s__state~0 8544))} assume !(8512 == ~s__state~0); {27816#(not (= ssl3_accept_~s__state~0 8544))} is VALID [2022-04-08 08:16:39,822 INFO L290 TraceCheckUtils]: 28: Hoare triple {27816#(not (= ssl3_accept_~s__state~0 8544))} assume !(8513 == ~s__state~0); {27816#(not (= ssl3_accept_~s__state~0 8544))} is VALID [2022-04-08 08:16:39,822 INFO L290 TraceCheckUtils]: 29: Hoare triple {27816#(not (= ssl3_accept_~s__state~0 8544))} assume !(8528 == ~s__state~0); {27816#(not (= ssl3_accept_~s__state~0 8544))} is VALID [2022-04-08 08:16:39,822 INFO L290 TraceCheckUtils]: 30: Hoare triple {27816#(not (= ssl3_accept_~s__state~0 8544))} assume !(8529 == ~s__state~0); {27816#(not (= ssl3_accept_~s__state~0 8544))} is VALID [2022-04-08 08:16:39,823 INFO L290 TraceCheckUtils]: 31: Hoare triple {27816#(not (= ssl3_accept_~s__state~0 8544))} assume 8544 == ~s__state~0; {27810#false} is VALID [2022-04-08 08:16:39,823 INFO L290 TraceCheckUtils]: 32: Hoare triple {27810#false} assume !(0 != 1 + ~s__verify_mode~0);~skip~0 := 1;~s__s3__tmp__cert_request~0 := 0;~s__state~0 := 8560; {27810#false} is VALID [2022-04-08 08:16:39,823 INFO L290 TraceCheckUtils]: 33: Hoare triple {27810#false} assume -2147483648 <= #t~nondet55 && #t~nondet55 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet55;havoc #t~nondet55; {27810#false} is VALID [2022-04-08 08:16:39,823 INFO L290 TraceCheckUtils]: 34: Hoare triple {27810#false} assume 0 == ~s__s3__tmp__reuse_message~0; {27810#false} is VALID [2022-04-08 08:16:39,823 INFO L290 TraceCheckUtils]: 35: Hoare triple {27810#false} assume 0 == ~skip~0; {27810#false} is VALID [2022-04-08 08:16:39,823 INFO L290 TraceCheckUtils]: 36: Hoare triple {27810#false} assume 8560 == ~state~0; {27810#false} is VALID [2022-04-08 08:16:39,823 INFO L290 TraceCheckUtils]: 37: Hoare triple {27810#false} assume 8448 == ~s__state~0; {27810#false} is VALID [2022-04-08 08:16:39,823 INFO L290 TraceCheckUtils]: 38: Hoare triple {27810#false} assume -1 != ~s__verify_mode~0; {27810#false} is VALID [2022-04-08 08:16:39,823 INFO L290 TraceCheckUtils]: 39: Hoare triple {27810#false} assume -2 != ~s__verify_mode~0; {27810#false} is VALID [2022-04-08 08:16:39,823 INFO L290 TraceCheckUtils]: 40: Hoare triple {27810#false} assume 9021 != ~__cil_tmp61~0 % 4294967296; {27810#false} is VALID [2022-04-08 08:16:39,823 INFO L290 TraceCheckUtils]: 41: Hoare triple {27810#false} assume 4294967294 != ~__cil_tmp58~0 % 4294967296; {27810#false} is VALID [2022-04-08 08:16:39,823 INFO L290 TraceCheckUtils]: 42: Hoare triple {27810#false} assume 4 != ~blastFlag~0; {27810#false} is VALID [2022-04-08 08:16:39,823 INFO L290 TraceCheckUtils]: 43: Hoare triple {27810#false} assume 1024 != ~tmp___7~0; {27810#false} is VALID [2022-04-08 08:16:39,823 INFO L290 TraceCheckUtils]: 44: Hoare triple {27810#false} assume !false; {27810#false} is VALID [2022-04-08 08:16:39,824 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 08:16:39,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:16:39,824 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259818359] [2022-04-08 08:16:39,825 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259818359] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:39,825 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:39,825 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:39,825 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:16:39,825 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1172911355] [2022-04-08 08:16:39,825 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1172911355] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:39,825 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:39,826 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:39,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409826912] [2022-04-08 08:16:39,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:16:39,826 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 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 45 [2022-04-08 08:16:39,826 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:16:39,826 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 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 08:16:39,847 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 45 edges. 45 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:39,847 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:16:39,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:39,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:16:39,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:16:39,847 INFO L87 Difference]: Start difference. First operand 295 states and 436 transitions. Second operand has 6 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 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 08:16:40,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:40,524 INFO L93 Difference]: Finished difference Result 615 states and 910 transitions. [2022-04-08 08:16:40,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:16:40,524 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 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 45 [2022-04-08 08:16:40,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:16:40,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 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 08:16:40,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 548 transitions. [2022-04-08 08:16:40,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 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 08:16:40,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 548 transitions. [2022-04-08 08:16:40,528 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 548 transitions. [2022-04-08 08:16:40,735 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 548 edges. 548 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:40,758 INFO L225 Difference]: With dead ends: 615 [2022-04-08 08:16:40,758 INFO L226 Difference]: Without dead ends: 334 [2022-04-08 08:16:40,759 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 08:16:40,759 INFO L913 BasicCegarLoop]: 192 mSDtfsCounter, 785 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 367 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 785 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 367 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 08:16:40,759 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [785 Valid, 209 Invalid, 418 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 367 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 08:16:40,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2022-04-08 08:16:40,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 325. [2022-04-08 08:16:40,815 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:16:40,816 INFO L82 GeneralOperation]: Start isEquivalent. First operand 334 states. Second operand has 325 states, 320 states have (on average 1.475) internal successors, (472), 320 states have internal predecessors, (472), 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 08:16:40,816 INFO L74 IsIncluded]: Start isIncluded. First operand 334 states. Second operand has 325 states, 320 states have (on average 1.475) internal successors, (472), 320 states have internal predecessors, (472), 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 08:16:40,816 INFO L87 Difference]: Start difference. First operand 334 states. Second operand has 325 states, 320 states have (on average 1.475) internal successors, (472), 320 states have internal predecessors, (472), 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 08:16:40,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:40,820 INFO L93 Difference]: Finished difference Result 334 states and 491 transitions. [2022-04-08 08:16:40,820 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 491 transitions. [2022-04-08 08:16:40,822 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:40,824 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:40,825 INFO L74 IsIncluded]: Start isIncluded. First operand has 325 states, 320 states have (on average 1.475) internal successors, (472), 320 states have internal predecessors, (472), 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 334 states. [2022-04-08 08:16:40,827 INFO L87 Difference]: Start difference. First operand has 325 states, 320 states have (on average 1.475) internal successors, (472), 320 states have internal predecessors, (472), 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 334 states. [2022-04-08 08:16:40,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:40,831 INFO L93 Difference]: Finished difference Result 334 states and 491 transitions. [2022-04-08 08:16:40,831 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 491 transitions. [2022-04-08 08:16:40,832 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:40,832 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:40,832 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:16:40,832 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:16:40,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 325 states, 320 states have (on average 1.475) internal successors, (472), 320 states have internal predecessors, (472), 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 08:16:40,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 476 transitions. [2022-04-08 08:16:40,837 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 476 transitions. Word has length 45 [2022-04-08 08:16:40,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:16:40,837 INFO L478 AbstractCegarLoop]: Abstraction has 325 states and 476 transitions. [2022-04-08 08:16:40,837 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 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 08:16:40,837 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 325 states and 476 transitions. [2022-04-08 08:16:41,510 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 476 edges. 476 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:41,510 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 476 transitions. [2022-04-08 08:16:41,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-04-08 08:16:41,511 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:16:41,511 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] [2022-04-08 08:16:41,511 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-04-08 08:16:41,511 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:16:41,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:16:41,511 INFO L85 PathProgramCache]: Analyzing trace with hash -957955839, now seen corresponding path program 1 times [2022-04-08 08:16:41,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:41,511 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [161940893] [2022-04-08 08:16:41,512 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:16:41,512 INFO L85 PathProgramCache]: Analyzing trace with hash -957955839, now seen corresponding path program 2 times [2022-04-08 08:16:41,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:16:41,512 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48533943] [2022-04-08 08:16:41,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:16:41,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:16:41,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:41,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:16:41,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:41,563 INFO L290 TraceCheckUtils]: 0: Hoare triple {30382#(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); {30374#true} is VALID [2022-04-08 08:16:41,563 INFO L290 TraceCheckUtils]: 1: Hoare triple {30374#true} assume true; {30374#true} is VALID [2022-04-08 08:16:41,563 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {30374#true} {30374#true} #752#return; {30374#true} is VALID [2022-04-08 08:16:41,563 INFO L272 TraceCheckUtils]: 0: Hoare triple {30374#true} call ULTIMATE.init(); {30382#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:16:41,564 INFO L290 TraceCheckUtils]: 1: Hoare triple {30382#(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); {30374#true} is VALID [2022-04-08 08:16:41,564 INFO L290 TraceCheckUtils]: 2: Hoare triple {30374#true} assume true; {30374#true} is VALID [2022-04-08 08:16:41,564 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {30374#true} {30374#true} #752#return; {30374#true} is VALID [2022-04-08 08:16:41,564 INFO L272 TraceCheckUtils]: 4: Hoare triple {30374#true} call #t~ret59 := main(); {30374#true} is VALID [2022-04-08 08:16:41,564 INFO L290 TraceCheckUtils]: 5: Hoare triple {30374#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {30379#(<= main_~s~0 8464)} is VALID [2022-04-08 08:16:41,565 INFO L272 TraceCheckUtils]: 6: Hoare triple {30379#(<= main_~s~0 8464)} call #t~ret58 := ssl3_accept(~s~0); {30380#(not (= 8545 |ssl3_accept_#in~initial_state|))} is VALID [2022-04-08 08:16:41,566 INFO L290 TraceCheckUtils]: 7: Hoare triple {30380#(not (= 8545 |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;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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {30381#(not (= ssl3_accept_~s__state~0 8545))} is VALID [2022-04-08 08:16:41,566 INFO L290 TraceCheckUtils]: 8: Hoare triple {30381#(not (= ssl3_accept_~s__state~0 8545))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {30381#(not (= ssl3_accept_~s__state~0 8545))} is VALID [2022-04-08 08:16:41,567 INFO L290 TraceCheckUtils]: 9: Hoare triple {30381#(not (= ssl3_accept_~s__state~0 8545))} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {30381#(not (= ssl3_accept_~s__state~0 8545))} is VALID [2022-04-08 08:16:41,567 INFO L290 TraceCheckUtils]: 10: Hoare triple {30381#(not (= ssl3_accept_~s__state~0 8545))} assume !(0 != 12288 + ~tmp___1~0); {30381#(not (= ssl3_accept_~s__state~0 8545))} is VALID [2022-04-08 08:16:41,567 INFO L290 TraceCheckUtils]: 11: Hoare triple {30381#(not (= ssl3_accept_~s__state~0 8545))} assume !(0 == ~s__cert~0); {30381#(not (= ssl3_accept_~s__state~0 8545))} is VALID [2022-04-08 08:16:41,567 INFO L290 TraceCheckUtils]: 12: Hoare triple {30381#(not (= ssl3_accept_~s__state~0 8545))} assume !false; {30381#(not (= ssl3_accept_~s__state~0 8545))} is VALID [2022-04-08 08:16:41,568 INFO L290 TraceCheckUtils]: 13: Hoare triple {30381#(not (= ssl3_accept_~s__state~0 8545))} ~state~0 := ~s__state~0; {30381#(not (= ssl3_accept_~s__state~0 8545))} is VALID [2022-04-08 08:16:41,568 INFO L290 TraceCheckUtils]: 14: Hoare triple {30381#(not (= ssl3_accept_~s__state~0 8545))} assume !(12292 == ~s__state~0); {30381#(not (= ssl3_accept_~s__state~0 8545))} is VALID [2022-04-08 08:16:41,568 INFO L290 TraceCheckUtils]: 15: Hoare triple {30381#(not (= ssl3_accept_~s__state~0 8545))} assume !(16384 == ~s__state~0); {30381#(not (= ssl3_accept_~s__state~0 8545))} is VALID [2022-04-08 08:16:41,569 INFO L290 TraceCheckUtils]: 16: Hoare triple {30381#(not (= ssl3_accept_~s__state~0 8545))} assume !(8192 == ~s__state~0); {30381#(not (= ssl3_accept_~s__state~0 8545))} is VALID [2022-04-08 08:16:41,569 INFO L290 TraceCheckUtils]: 17: Hoare triple {30381#(not (= ssl3_accept_~s__state~0 8545))} assume !(24576 == ~s__state~0); {30381#(not (= ssl3_accept_~s__state~0 8545))} is VALID [2022-04-08 08:16:41,569 INFO L290 TraceCheckUtils]: 18: Hoare triple {30381#(not (= ssl3_accept_~s__state~0 8545))} assume !(8195 == ~s__state~0); {30381#(not (= ssl3_accept_~s__state~0 8545))} is VALID [2022-04-08 08:16:41,569 INFO L290 TraceCheckUtils]: 19: Hoare triple {30381#(not (= ssl3_accept_~s__state~0 8545))} assume !(8480 == ~s__state~0); {30381#(not (= ssl3_accept_~s__state~0 8545))} is VALID [2022-04-08 08:16:41,570 INFO L290 TraceCheckUtils]: 20: Hoare triple {30381#(not (= ssl3_accept_~s__state~0 8545))} assume !(8481 == ~s__state~0); {30381#(not (= ssl3_accept_~s__state~0 8545))} is VALID [2022-04-08 08:16:41,570 INFO L290 TraceCheckUtils]: 21: Hoare triple {30381#(not (= ssl3_accept_~s__state~0 8545))} assume !(8482 == ~s__state~0); {30381#(not (= ssl3_accept_~s__state~0 8545))} is VALID [2022-04-08 08:16:41,570 INFO L290 TraceCheckUtils]: 22: Hoare triple {30381#(not (= ssl3_accept_~s__state~0 8545))} assume !(8464 == ~s__state~0); {30381#(not (= ssl3_accept_~s__state~0 8545))} is VALID [2022-04-08 08:16:41,571 INFO L290 TraceCheckUtils]: 23: Hoare triple {30381#(not (= ssl3_accept_~s__state~0 8545))} assume !(8465 == ~s__state~0); {30381#(not (= ssl3_accept_~s__state~0 8545))} is VALID [2022-04-08 08:16:41,571 INFO L290 TraceCheckUtils]: 24: Hoare triple {30381#(not (= ssl3_accept_~s__state~0 8545))} assume !(8466 == ~s__state~0); {30381#(not (= ssl3_accept_~s__state~0 8545))} is VALID [2022-04-08 08:16:41,571 INFO L290 TraceCheckUtils]: 25: Hoare triple {30381#(not (= ssl3_accept_~s__state~0 8545))} assume !(8496 == ~s__state~0); {30381#(not (= ssl3_accept_~s__state~0 8545))} is VALID [2022-04-08 08:16:41,571 INFO L290 TraceCheckUtils]: 26: Hoare triple {30381#(not (= ssl3_accept_~s__state~0 8545))} assume !(8497 == ~s__state~0); {30381#(not (= ssl3_accept_~s__state~0 8545))} is VALID [2022-04-08 08:16:41,572 INFO L290 TraceCheckUtils]: 27: Hoare triple {30381#(not (= ssl3_accept_~s__state~0 8545))} assume !(8512 == ~s__state~0); {30381#(not (= ssl3_accept_~s__state~0 8545))} is VALID [2022-04-08 08:16:41,572 INFO L290 TraceCheckUtils]: 28: Hoare triple {30381#(not (= ssl3_accept_~s__state~0 8545))} assume !(8513 == ~s__state~0); {30381#(not (= ssl3_accept_~s__state~0 8545))} is VALID [2022-04-08 08:16:41,572 INFO L290 TraceCheckUtils]: 29: Hoare triple {30381#(not (= ssl3_accept_~s__state~0 8545))} assume !(8528 == ~s__state~0); {30381#(not (= ssl3_accept_~s__state~0 8545))} is VALID [2022-04-08 08:16:41,572 INFO L290 TraceCheckUtils]: 30: Hoare triple {30381#(not (= ssl3_accept_~s__state~0 8545))} assume !(8529 == ~s__state~0); {30381#(not (= ssl3_accept_~s__state~0 8545))} is VALID [2022-04-08 08:16:41,573 INFO L290 TraceCheckUtils]: 31: Hoare triple {30381#(not (= ssl3_accept_~s__state~0 8545))} assume !(8544 == ~s__state~0); {30381#(not (= ssl3_accept_~s__state~0 8545))} is VALID [2022-04-08 08:16:41,573 INFO L290 TraceCheckUtils]: 32: Hoare triple {30381#(not (= ssl3_accept_~s__state~0 8545))} assume 8545 == ~s__state~0; {30375#false} is VALID [2022-04-08 08:16:41,573 INFO L290 TraceCheckUtils]: 33: Hoare triple {30375#false} assume !(0 != 1 + ~s__verify_mode~0);~skip~0 := 1;~s__s3__tmp__cert_request~0 := 0;~s__state~0 := 8560; {30375#false} is VALID [2022-04-08 08:16:41,573 INFO L290 TraceCheckUtils]: 34: Hoare triple {30375#false} assume -2147483648 <= #t~nondet55 && #t~nondet55 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet55;havoc #t~nondet55; {30375#false} is VALID [2022-04-08 08:16:41,573 INFO L290 TraceCheckUtils]: 35: Hoare triple {30375#false} assume 0 == ~s__s3__tmp__reuse_message~0; {30375#false} is VALID [2022-04-08 08:16:41,573 INFO L290 TraceCheckUtils]: 36: Hoare triple {30375#false} assume 0 == ~skip~0; {30375#false} is VALID [2022-04-08 08:16:41,573 INFO L290 TraceCheckUtils]: 37: Hoare triple {30375#false} assume 8560 == ~state~0; {30375#false} is VALID [2022-04-08 08:16:41,573 INFO L290 TraceCheckUtils]: 38: Hoare triple {30375#false} assume 8448 == ~s__state~0; {30375#false} is VALID [2022-04-08 08:16:41,573 INFO L290 TraceCheckUtils]: 39: Hoare triple {30375#false} assume -1 != ~s__verify_mode~0; {30375#false} is VALID [2022-04-08 08:16:41,574 INFO L290 TraceCheckUtils]: 40: Hoare triple {30375#false} assume -2 != ~s__verify_mode~0; {30375#false} is VALID [2022-04-08 08:16:41,574 INFO L290 TraceCheckUtils]: 41: Hoare triple {30375#false} assume 9021 != ~__cil_tmp61~0 % 4294967296; {30375#false} is VALID [2022-04-08 08:16:41,574 INFO L290 TraceCheckUtils]: 42: Hoare triple {30375#false} assume 4294967294 != ~__cil_tmp58~0 % 4294967296; {30375#false} is VALID [2022-04-08 08:16:41,574 INFO L290 TraceCheckUtils]: 43: Hoare triple {30375#false} assume 4 != ~blastFlag~0; {30375#false} is VALID [2022-04-08 08:16:41,574 INFO L290 TraceCheckUtils]: 44: Hoare triple {30375#false} assume 1024 != ~tmp___7~0; {30375#false} is VALID [2022-04-08 08:16:41,574 INFO L290 TraceCheckUtils]: 45: Hoare triple {30375#false} assume !false; {30375#false} is VALID [2022-04-08 08:16:41,574 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 08:16:41,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:16:41,574 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48533943] [2022-04-08 08:16:41,574 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [48533943] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:41,574 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:41,574 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:41,574 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:16:41,574 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [161940893] [2022-04-08 08:16:41,575 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [161940893] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:41,575 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:41,575 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:41,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652104797] [2022-04-08 08:16:41,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:16:41,575 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 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 46 [2022-04-08 08:16:41,575 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:16:41,575 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 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 08:16:41,606 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:41,606 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:16:41,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:41,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:16:41,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:16:41,607 INFO L87 Difference]: Start difference. First operand 325 states and 476 transitions. Second operand has 6 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 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 08:16:42,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:42,446 INFO L93 Difference]: Finished difference Result 649 states and 957 transitions. [2022-04-08 08:16:42,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:16:42,446 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 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 46 [2022-04-08 08:16:42,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:16:42,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 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 08:16:42,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 550 transitions. [2022-04-08 08:16:42,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 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 08:16:42,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 550 transitions. [2022-04-08 08:16:42,450 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 550 transitions. [2022-04-08 08:16:42,815 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 550 edges. 550 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:42,821 INFO L225 Difference]: With dead ends: 649 [2022-04-08 08:16:42,821 INFO L226 Difference]: Without dead ends: 338 [2022-04-08 08:16:42,821 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 08:16:42,822 INFO L913 BasicCegarLoop]: 192 mSDtfsCounter, 788 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 367 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 788 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 367 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-08 08:16:42,822 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [788 Valid, 209 Invalid, 420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 367 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-08 08:16:42,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2022-04-08 08:16:42,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 329. [2022-04-08 08:16:42,864 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:16:42,864 INFO L82 GeneralOperation]: Start isEquivalent. First operand 338 states. Second operand has 329 states, 324 states have (on average 1.478395061728395) internal successors, (479), 324 states have internal predecessors, (479), 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 08:16:42,865 INFO L74 IsIncluded]: Start isIncluded. First operand 338 states. Second operand has 329 states, 324 states have (on average 1.478395061728395) internal successors, (479), 324 states have internal predecessors, (479), 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 08:16:42,865 INFO L87 Difference]: Start difference. First operand 338 states. Second operand has 329 states, 324 states have (on average 1.478395061728395) internal successors, (479), 324 states have internal predecessors, (479), 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 08:16:42,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:42,869 INFO L93 Difference]: Finished difference Result 338 states and 498 transitions. [2022-04-08 08:16:42,869 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 498 transitions. [2022-04-08 08:16:42,870 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:42,870 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:42,870 INFO L74 IsIncluded]: Start isIncluded. First operand has 329 states, 324 states have (on average 1.478395061728395) internal successors, (479), 324 states have internal predecessors, (479), 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 338 states. [2022-04-08 08:16:42,871 INFO L87 Difference]: Start difference. First operand has 329 states, 324 states have (on average 1.478395061728395) internal successors, (479), 324 states have internal predecessors, (479), 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 338 states. [2022-04-08 08:16:42,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:42,875 INFO L93 Difference]: Finished difference Result 338 states and 498 transitions. [2022-04-08 08:16:42,875 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 498 transitions. [2022-04-08 08:16:42,875 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:42,875 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:42,875 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:16:42,875 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:16:42,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 329 states, 324 states have (on average 1.478395061728395) internal successors, (479), 324 states have internal predecessors, (479), 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 08:16:42,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 483 transitions. [2022-04-08 08:16:42,881 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 483 transitions. Word has length 46 [2022-04-08 08:16:42,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:16:42,881 INFO L478 AbstractCegarLoop]: Abstraction has 329 states and 483 transitions. [2022-04-08 08:16:42,881 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 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 08:16:42,881 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 329 states and 483 transitions. [2022-04-08 08:16:43,585 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 483 edges. 483 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:43,585 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 483 transitions. [2022-04-08 08:16:43,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-04-08 08:16:43,586 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:16:43,586 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] [2022-04-08 08:16:43,586 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-04-08 08:16:43,586 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:16:43,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:16:43,586 INFO L85 PathProgramCache]: Analyzing trace with hash 14351293, now seen corresponding path program 1 times [2022-04-08 08:16:43,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:43,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [874120075] [2022-04-08 08:16:43,586 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:16:43,587 INFO L85 PathProgramCache]: Analyzing trace with hash 14351293, now seen corresponding path program 2 times [2022-04-08 08:16:43,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:16:43,587 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450191362] [2022-04-08 08:16:43,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:16:43,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:16:43,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:43,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:16:43,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:43,639 INFO L290 TraceCheckUtils]: 0: Hoare triple {33031#(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); {33023#true} is VALID [2022-04-08 08:16:43,639 INFO L290 TraceCheckUtils]: 1: Hoare triple {33023#true} assume true; {33023#true} is VALID [2022-04-08 08:16:43,639 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {33023#true} {33023#true} #752#return; {33023#true} is VALID [2022-04-08 08:16:43,640 INFO L272 TraceCheckUtils]: 0: Hoare triple {33023#true} call ULTIMATE.init(); {33031#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:16:43,640 INFO L290 TraceCheckUtils]: 1: Hoare triple {33031#(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); {33023#true} is VALID [2022-04-08 08:16:43,640 INFO L290 TraceCheckUtils]: 2: Hoare triple {33023#true} assume true; {33023#true} is VALID [2022-04-08 08:16:43,640 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {33023#true} {33023#true} #752#return; {33023#true} is VALID [2022-04-08 08:16:43,640 INFO L272 TraceCheckUtils]: 4: Hoare triple {33023#true} call #t~ret59 := main(); {33023#true} is VALID [2022-04-08 08:16:43,640 INFO L290 TraceCheckUtils]: 5: Hoare triple {33023#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {33028#(<= main_~s~0 8464)} is VALID [2022-04-08 08:16:43,641 INFO L272 TraceCheckUtils]: 6: Hoare triple {33028#(<= main_~s~0 8464)} call #t~ret58 := ssl3_accept(~s~0); {33029#(not (= 8528 |ssl3_accept_#in~initial_state|))} is VALID [2022-04-08 08:16:43,642 INFO L290 TraceCheckUtils]: 7: Hoare triple {33029#(not (= 8528 |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;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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {33030#(not (= ssl3_accept_~s__state~0 8528))} is VALID [2022-04-08 08:16:43,642 INFO L290 TraceCheckUtils]: 8: Hoare triple {33030#(not (= ssl3_accept_~s__state~0 8528))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {33030#(not (= ssl3_accept_~s__state~0 8528))} is VALID [2022-04-08 08:16:43,643 INFO L290 TraceCheckUtils]: 9: Hoare triple {33030#(not (= ssl3_accept_~s__state~0 8528))} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {33030#(not (= ssl3_accept_~s__state~0 8528))} is VALID [2022-04-08 08:16:43,643 INFO L290 TraceCheckUtils]: 10: Hoare triple {33030#(not (= ssl3_accept_~s__state~0 8528))} assume !(0 != 12288 + ~tmp___1~0); {33030#(not (= ssl3_accept_~s__state~0 8528))} is VALID [2022-04-08 08:16:43,643 INFO L290 TraceCheckUtils]: 11: Hoare triple {33030#(not (= ssl3_accept_~s__state~0 8528))} assume !(0 == ~s__cert~0); {33030#(not (= ssl3_accept_~s__state~0 8528))} is VALID [2022-04-08 08:16:43,644 INFO L290 TraceCheckUtils]: 12: Hoare triple {33030#(not (= ssl3_accept_~s__state~0 8528))} assume !false; {33030#(not (= ssl3_accept_~s__state~0 8528))} is VALID [2022-04-08 08:16:43,644 INFO L290 TraceCheckUtils]: 13: Hoare triple {33030#(not (= ssl3_accept_~s__state~0 8528))} ~state~0 := ~s__state~0; {33030#(not (= ssl3_accept_~s__state~0 8528))} is VALID [2022-04-08 08:16:43,644 INFO L290 TraceCheckUtils]: 14: Hoare triple {33030#(not (= ssl3_accept_~s__state~0 8528))} assume !(12292 == ~s__state~0); {33030#(not (= ssl3_accept_~s__state~0 8528))} is VALID [2022-04-08 08:16:43,644 INFO L290 TraceCheckUtils]: 15: Hoare triple {33030#(not (= ssl3_accept_~s__state~0 8528))} assume !(16384 == ~s__state~0); {33030#(not (= ssl3_accept_~s__state~0 8528))} is VALID [2022-04-08 08:16:43,645 INFO L290 TraceCheckUtils]: 16: Hoare triple {33030#(not (= ssl3_accept_~s__state~0 8528))} assume !(8192 == ~s__state~0); {33030#(not (= ssl3_accept_~s__state~0 8528))} is VALID [2022-04-08 08:16:43,645 INFO L290 TraceCheckUtils]: 17: Hoare triple {33030#(not (= ssl3_accept_~s__state~0 8528))} assume !(24576 == ~s__state~0); {33030#(not (= ssl3_accept_~s__state~0 8528))} is VALID [2022-04-08 08:16:43,645 INFO L290 TraceCheckUtils]: 18: Hoare triple {33030#(not (= ssl3_accept_~s__state~0 8528))} assume !(8195 == ~s__state~0); {33030#(not (= ssl3_accept_~s__state~0 8528))} is VALID [2022-04-08 08:16:43,645 INFO L290 TraceCheckUtils]: 19: Hoare triple {33030#(not (= ssl3_accept_~s__state~0 8528))} assume !(8480 == ~s__state~0); {33030#(not (= ssl3_accept_~s__state~0 8528))} is VALID [2022-04-08 08:16:43,646 INFO L290 TraceCheckUtils]: 20: Hoare triple {33030#(not (= ssl3_accept_~s__state~0 8528))} assume !(8481 == ~s__state~0); {33030#(not (= ssl3_accept_~s__state~0 8528))} is VALID [2022-04-08 08:16:43,646 INFO L290 TraceCheckUtils]: 21: Hoare triple {33030#(not (= ssl3_accept_~s__state~0 8528))} assume !(8482 == ~s__state~0); {33030#(not (= ssl3_accept_~s__state~0 8528))} is VALID [2022-04-08 08:16:43,646 INFO L290 TraceCheckUtils]: 22: Hoare triple {33030#(not (= ssl3_accept_~s__state~0 8528))} assume !(8464 == ~s__state~0); {33030#(not (= ssl3_accept_~s__state~0 8528))} is VALID [2022-04-08 08:16:43,647 INFO L290 TraceCheckUtils]: 23: Hoare triple {33030#(not (= ssl3_accept_~s__state~0 8528))} assume !(8465 == ~s__state~0); {33030#(not (= ssl3_accept_~s__state~0 8528))} is VALID [2022-04-08 08:16:43,647 INFO L290 TraceCheckUtils]: 24: Hoare triple {33030#(not (= ssl3_accept_~s__state~0 8528))} assume !(8466 == ~s__state~0); {33030#(not (= ssl3_accept_~s__state~0 8528))} is VALID [2022-04-08 08:16:43,647 INFO L290 TraceCheckUtils]: 25: Hoare triple {33030#(not (= ssl3_accept_~s__state~0 8528))} assume !(8496 == ~s__state~0); {33030#(not (= ssl3_accept_~s__state~0 8528))} is VALID [2022-04-08 08:16:43,647 INFO L290 TraceCheckUtils]: 26: Hoare triple {33030#(not (= ssl3_accept_~s__state~0 8528))} assume !(8497 == ~s__state~0); {33030#(not (= ssl3_accept_~s__state~0 8528))} is VALID [2022-04-08 08:16:43,648 INFO L290 TraceCheckUtils]: 27: Hoare triple {33030#(not (= ssl3_accept_~s__state~0 8528))} assume !(8512 == ~s__state~0); {33030#(not (= ssl3_accept_~s__state~0 8528))} is VALID [2022-04-08 08:16:43,648 INFO L290 TraceCheckUtils]: 28: Hoare triple {33030#(not (= ssl3_accept_~s__state~0 8528))} assume !(8513 == ~s__state~0); {33030#(not (= ssl3_accept_~s__state~0 8528))} is VALID [2022-04-08 08:16:43,648 INFO L290 TraceCheckUtils]: 29: Hoare triple {33030#(not (= ssl3_accept_~s__state~0 8528))} assume 8528 == ~s__state~0; {33024#false} is VALID [2022-04-08 08:16:43,648 INFO L290 TraceCheckUtils]: 30: Hoare triple {33024#false} assume -2147483648 <= #t~nondet40 && #t~nondet40 <= 2147483647;~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet40;havoc #t~nondet40;~l~0 := ~s__s3__tmp__new_cipher__algorithms~0;~__cil_tmp57~0 := ~s__options~0; {33024#false} is VALID [2022-04-08 08:16:43,649 INFO L290 TraceCheckUtils]: 31: Hoare triple {33024#false} assume !(0 != (2097152 + ~__cil_tmp57~0) % 4294967296);~s__s3__tmp__use_rsa_tmp~0 := 0; {33024#false} is VALID [2022-04-08 08:16:43,649 INFO L290 TraceCheckUtils]: 32: Hoare triple {33024#false} assume !(0 != ~s__s3__tmp__use_rsa_tmp~0); {33024#false} is VALID [2022-04-08 08:16:43,649 INFO L290 TraceCheckUtils]: 33: Hoare triple {33024#false} assume !(0 != (30 + ~l~0) % 4294967296); {33024#false} is VALID [2022-04-08 08:16:43,649 INFO L290 TraceCheckUtils]: 34: Hoare triple {33024#false} assume !(0 != (1 + ~l~0) % 4294967296);~skip~0 := 1; {33024#false} is VALID [2022-04-08 08:16:43,649 INFO L290 TraceCheckUtils]: 35: Hoare triple {33024#false} ~s__state~0 := 8544;~s__init_num~0 := 0; {33024#false} is VALID [2022-04-08 08:16:43,649 INFO L290 TraceCheckUtils]: 36: Hoare triple {33024#false} assume -2147483648 <= #t~nondet55 && #t~nondet55 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet55;havoc #t~nondet55; {33024#false} is VALID [2022-04-08 08:16:43,649 INFO L290 TraceCheckUtils]: 37: Hoare triple {33024#false} assume 0 == ~s__s3__tmp__reuse_message~0; {33024#false} is VALID [2022-04-08 08:16:43,649 INFO L290 TraceCheckUtils]: 38: Hoare triple {33024#false} assume 0 == ~skip~0; {33024#false} is VALID [2022-04-08 08:16:43,649 INFO L290 TraceCheckUtils]: 39: Hoare triple {33024#false} assume 8560 == ~state~0; {33024#false} is VALID [2022-04-08 08:16:43,649 INFO L290 TraceCheckUtils]: 40: Hoare triple {33024#false} assume 8448 == ~s__state~0; {33024#false} is VALID [2022-04-08 08:16:43,649 INFO L290 TraceCheckUtils]: 41: Hoare triple {33024#false} assume -1 != ~s__verify_mode~0; {33024#false} is VALID [2022-04-08 08:16:43,649 INFO L290 TraceCheckUtils]: 42: Hoare triple {33024#false} assume -2 != ~s__verify_mode~0; {33024#false} is VALID [2022-04-08 08:16:43,649 INFO L290 TraceCheckUtils]: 43: Hoare triple {33024#false} assume 9021 != ~__cil_tmp61~0 % 4294967296; {33024#false} is VALID [2022-04-08 08:16:43,649 INFO L290 TraceCheckUtils]: 44: Hoare triple {33024#false} assume 4294967294 != ~__cil_tmp58~0 % 4294967296; {33024#false} is VALID [2022-04-08 08:16:43,649 INFO L290 TraceCheckUtils]: 45: Hoare triple {33024#false} assume 4 != ~blastFlag~0; {33024#false} is VALID [2022-04-08 08:16:43,649 INFO L290 TraceCheckUtils]: 46: Hoare triple {33024#false} assume 1024 != ~tmp___7~0; {33024#false} is VALID [2022-04-08 08:16:43,649 INFO L290 TraceCheckUtils]: 47: Hoare triple {33024#false} assume !false; {33024#false} is VALID [2022-04-08 08:16:43,650 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 08:16:43,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:16:43,650 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450191362] [2022-04-08 08:16:43,650 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1450191362] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:43,650 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:43,650 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:43,650 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:16:43,650 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [874120075] [2022-04-08 08:16:43,650 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [874120075] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:43,650 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:43,650 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:43,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335906137] [2022-04-08 08:16:43,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:16:43,651 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 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 48 [2022-04-08 08:16:43,651 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:16:43,651 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 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 08:16:43,683 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 48 edges. 48 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:43,683 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:16:43,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:43,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:16:43,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:16:43,683 INFO L87 Difference]: Start difference. First operand 329 states and 483 transitions. Second operand has 6 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 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 08:16:44,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:44,363 INFO L93 Difference]: Finished difference Result 686 states and 1008 transitions. [2022-04-08 08:16:44,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:16:44,363 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 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 48 [2022-04-08 08:16:44,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:16:44,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 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 08:16:44,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 552 transitions. [2022-04-08 08:16:44,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 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 08:16:44,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 552 transitions. [2022-04-08 08:16:44,368 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 552 transitions. [2022-04-08 08:16:44,595 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 552 edges. 552 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:44,601 INFO L225 Difference]: With dead ends: 686 [2022-04-08 08:16:44,601 INFO L226 Difference]: Without dead ends: 371 [2022-04-08 08:16:44,601 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 08:16:44,602 INFO L913 BasicCegarLoop]: 192 mSDtfsCounter, 795 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 795 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 08:16:44,602 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [795 Valid, 209 Invalid, 422 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 08:16:44,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2022-04-08 08:16:44,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 357. [2022-04-08 08:16:44,658 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:16:44,659 INFO L82 GeneralOperation]: Start isEquivalent. First operand 371 states. Second operand has 357 states, 352 states have (on average 1.4602272727272727) internal successors, (514), 352 states have internal predecessors, (514), 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 08:16:44,659 INFO L74 IsIncluded]: Start isIncluded. First operand 371 states. Second operand has 357 states, 352 states have (on average 1.4602272727272727) internal successors, (514), 352 states have internal predecessors, (514), 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 08:16:44,660 INFO L87 Difference]: Start difference. First operand 371 states. Second operand has 357 states, 352 states have (on average 1.4602272727272727) internal successors, (514), 352 states have internal predecessors, (514), 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 08:16:44,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:44,664 INFO L93 Difference]: Finished difference Result 371 states and 541 transitions. [2022-04-08 08:16:44,664 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 541 transitions. [2022-04-08 08:16:44,665 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:44,665 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:44,665 INFO L74 IsIncluded]: Start isIncluded. First operand has 357 states, 352 states have (on average 1.4602272727272727) internal successors, (514), 352 states have internal predecessors, (514), 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 371 states. [2022-04-08 08:16:44,665 INFO L87 Difference]: Start difference. First operand has 357 states, 352 states have (on average 1.4602272727272727) internal successors, (514), 352 states have internal predecessors, (514), 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 371 states. [2022-04-08 08:16:44,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:44,684 INFO L93 Difference]: Finished difference Result 371 states and 541 transitions. [2022-04-08 08:16:44,684 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 541 transitions. [2022-04-08 08:16:44,684 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:44,685 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:44,685 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:16:44,685 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:16:44,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 357 states, 352 states have (on average 1.4602272727272727) internal successors, (514), 352 states have internal predecessors, (514), 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 08:16:44,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 518 transitions. [2022-04-08 08:16:44,690 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 518 transitions. Word has length 48 [2022-04-08 08:16:44,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:16:44,690 INFO L478 AbstractCegarLoop]: Abstraction has 357 states and 518 transitions. [2022-04-08 08:16:44,690 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 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 08:16:44,691 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 357 states and 518 transitions. [2022-04-08 08:16:45,513 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 518 edges. 518 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:45,513 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 518 transitions. [2022-04-08 08:16:45,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-04-08 08:16:45,513 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:16:45,514 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] [2022-04-08 08:16:45,514 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-04-08 08:16:45,514 INFO L403 AbstractCegarLoop]: === Iteration 19 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:16:45,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:16:45,514 INFO L85 PathProgramCache]: Analyzing trace with hash -447006304, now seen corresponding path program 1 times [2022-04-08 08:16:45,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:45,514 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [175551367] [2022-04-08 08:16:45,514 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:16:45,514 INFO L85 PathProgramCache]: Analyzing trace with hash -447006304, now seen corresponding path program 2 times [2022-04-08 08:16:45,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:16:45,515 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317304216] [2022-04-08 08:16:45,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:16:45,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:16:45,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:45,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:16:45,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:45,563 INFO L290 TraceCheckUtils]: 0: Hoare triple {35876#(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); {35868#true} is VALID [2022-04-08 08:16:45,563 INFO L290 TraceCheckUtils]: 1: Hoare triple {35868#true} assume true; {35868#true} is VALID [2022-04-08 08:16:45,563 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {35868#true} {35868#true} #752#return; {35868#true} is VALID [2022-04-08 08:16:45,564 INFO L272 TraceCheckUtils]: 0: Hoare triple {35868#true} call ULTIMATE.init(); {35876#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:16:45,564 INFO L290 TraceCheckUtils]: 1: Hoare triple {35876#(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); {35868#true} is VALID [2022-04-08 08:16:45,564 INFO L290 TraceCheckUtils]: 2: Hoare triple {35868#true} assume true; {35868#true} is VALID [2022-04-08 08:16:45,564 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {35868#true} {35868#true} #752#return; {35868#true} is VALID [2022-04-08 08:16:45,564 INFO L272 TraceCheckUtils]: 4: Hoare triple {35868#true} call #t~ret59 := main(); {35868#true} is VALID [2022-04-08 08:16:45,564 INFO L290 TraceCheckUtils]: 5: Hoare triple {35868#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {35873#(<= main_~s~0 8464)} is VALID [2022-04-08 08:16:45,565 INFO L272 TraceCheckUtils]: 6: Hoare triple {35873#(<= main_~s~0 8464)} call #t~ret58 := ssl3_accept(~s~0); {35874#(not (= 8560 |ssl3_accept_#in~initial_state|))} is VALID [2022-04-08 08:16:45,566 INFO L290 TraceCheckUtils]: 7: Hoare triple {35874#(not (= 8560 |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;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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,566 INFO L290 TraceCheckUtils]: 8: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,566 INFO L290 TraceCheckUtils]: 9: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,567 INFO L290 TraceCheckUtils]: 10: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} assume !(0 != 12288 + ~tmp___1~0); {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,567 INFO L290 TraceCheckUtils]: 11: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} assume !(0 == ~s__cert~0); {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,567 INFO L290 TraceCheckUtils]: 12: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} assume !false; {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,567 INFO L290 TraceCheckUtils]: 13: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} ~state~0 := ~s__state~0; {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,568 INFO L290 TraceCheckUtils]: 14: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} assume !(12292 == ~s__state~0); {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,568 INFO L290 TraceCheckUtils]: 15: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} assume !(16384 == ~s__state~0); {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,568 INFO L290 TraceCheckUtils]: 16: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} assume !(8192 == ~s__state~0); {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,568 INFO L290 TraceCheckUtils]: 17: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} assume !(24576 == ~s__state~0); {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,569 INFO L290 TraceCheckUtils]: 18: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} assume !(8195 == ~s__state~0); {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,569 INFO L290 TraceCheckUtils]: 19: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} assume !(8480 == ~s__state~0); {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,569 INFO L290 TraceCheckUtils]: 20: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} assume !(8481 == ~s__state~0); {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,569 INFO L290 TraceCheckUtils]: 21: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} assume !(8482 == ~s__state~0); {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,570 INFO L290 TraceCheckUtils]: 22: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} assume !(8464 == ~s__state~0); {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,570 INFO L290 TraceCheckUtils]: 23: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} assume !(8465 == ~s__state~0); {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,570 INFO L290 TraceCheckUtils]: 24: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} assume !(8466 == ~s__state~0); {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,570 INFO L290 TraceCheckUtils]: 25: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} assume !(8496 == ~s__state~0); {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,570 INFO L290 TraceCheckUtils]: 26: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} assume !(8497 == ~s__state~0); {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,571 INFO L290 TraceCheckUtils]: 27: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} assume !(8512 == ~s__state~0); {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,571 INFO L290 TraceCheckUtils]: 28: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} assume !(8513 == ~s__state~0); {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,571 INFO L290 TraceCheckUtils]: 29: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} assume !(8528 == ~s__state~0); {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,571 INFO L290 TraceCheckUtils]: 30: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} assume !(8529 == ~s__state~0); {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,572 INFO L290 TraceCheckUtils]: 31: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} assume !(8544 == ~s__state~0); {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,572 INFO L290 TraceCheckUtils]: 32: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} assume !(8545 == ~s__state~0); {35875#(not (= 8560 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:45,572 INFO L290 TraceCheckUtils]: 33: Hoare triple {35875#(not (= 8560 ssl3_accept_~s__state~0))} assume 8560 == ~s__state~0; {35869#false} is VALID [2022-04-08 08:16:45,572 INFO L290 TraceCheckUtils]: 34: Hoare triple {35869#false} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~ret~0 := #t~nondet46;havoc #t~nondet46; {35869#false} is VALID [2022-04-08 08:16:45,579 INFO L290 TraceCheckUtils]: 35: Hoare triple {35869#false} assume !(~ret~0 <= 0);~s__s3__tmp__next_state___0~0 := 8576;~s__state~0 := 8448;~s__init_num~0 := 0; {35869#false} is VALID [2022-04-08 08:16:45,579 INFO L290 TraceCheckUtils]: 36: Hoare triple {35869#false} assume -2147483648 <= #t~nondet55 && #t~nondet55 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet55;havoc #t~nondet55; {35869#false} is VALID [2022-04-08 08:16:45,579 INFO L290 TraceCheckUtils]: 37: Hoare triple {35869#false} assume 0 == ~s__s3__tmp__reuse_message~0; {35869#false} is VALID [2022-04-08 08:16:45,579 INFO L290 TraceCheckUtils]: 38: Hoare triple {35869#false} assume 0 == ~skip~0; {35869#false} is VALID [2022-04-08 08:16:45,579 INFO L290 TraceCheckUtils]: 39: Hoare triple {35869#false} assume 8560 == ~state~0; {35869#false} is VALID [2022-04-08 08:16:45,579 INFO L290 TraceCheckUtils]: 40: Hoare triple {35869#false} assume 8448 == ~s__state~0; {35869#false} is VALID [2022-04-08 08:16:45,579 INFO L290 TraceCheckUtils]: 41: Hoare triple {35869#false} assume -1 != ~s__verify_mode~0; {35869#false} is VALID [2022-04-08 08:16:45,579 INFO L290 TraceCheckUtils]: 42: Hoare triple {35869#false} assume -2 != ~s__verify_mode~0; {35869#false} is VALID [2022-04-08 08:16:45,579 INFO L290 TraceCheckUtils]: 43: Hoare triple {35869#false} assume 9021 != ~__cil_tmp61~0 % 4294967296; {35869#false} is VALID [2022-04-08 08:16:45,579 INFO L290 TraceCheckUtils]: 44: Hoare triple {35869#false} assume 4294967294 != ~__cil_tmp58~0 % 4294967296; {35869#false} is VALID [2022-04-08 08:16:45,579 INFO L290 TraceCheckUtils]: 45: Hoare triple {35869#false} assume 4 != ~blastFlag~0; {35869#false} is VALID [2022-04-08 08:16:45,579 INFO L290 TraceCheckUtils]: 46: Hoare triple {35869#false} assume 1024 != ~tmp___7~0; {35869#false} is VALID [2022-04-08 08:16:45,579 INFO L290 TraceCheckUtils]: 47: Hoare triple {35869#false} assume !false; {35869#false} is VALID [2022-04-08 08:16:45,580 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 08:16:45,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:16:45,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317304216] [2022-04-08 08:16:45,580 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317304216] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:45,580 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:45,580 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:45,580 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:16:45,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [175551367] [2022-04-08 08:16:45,580 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [175551367] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:45,581 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:45,581 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:45,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956700689] [2022-04-08 08:16:45,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:16:45,581 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 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 48 [2022-04-08 08:16:45,581 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:16:45,581 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 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 08:16:45,606 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 48 edges. 48 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:45,606 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:16:45,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:45,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:16:45,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:16:45,607 INFO L87 Difference]: Start difference. First operand 357 states and 518 transitions. Second operand has 6 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 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 08:16:46,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:46,246 INFO L93 Difference]: Finished difference Result 734 states and 1062 transitions. [2022-04-08 08:16:46,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:16:46,247 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 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 48 [2022-04-08 08:16:46,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:16:46,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 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 08:16:46,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 538 transitions. [2022-04-08 08:16:46,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 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 08:16:46,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 538 transitions. [2022-04-08 08:16:46,251 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 538 transitions. [2022-04-08 08:16:46,589 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 538 edges. 538 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:46,596 INFO L225 Difference]: With dead ends: 734 [2022-04-08 08:16:46,596 INFO L226 Difference]: Without dead ends: 391 [2022-04-08 08:16:46,597 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 08:16:46,597 INFO L913 BasicCegarLoop]: 194 mSDtfsCounter, 759 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 361 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 759 SdHoareTripleChecker+Valid, 211 SdHoareTripleChecker+Invalid, 409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 361 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 08:16:46,597 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [759 Valid, 211 Invalid, 409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 361 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 08:16:46,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states. [2022-04-08 08:16:46,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 389. [2022-04-08 08:16:46,650 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:16:46,651 INFO L82 GeneralOperation]: Start isEquivalent. First operand 391 states. Second operand has 389 states, 384 states have (on average 1.4453125) internal successors, (555), 384 states have internal predecessors, (555), 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 08:16:46,651 INFO L74 IsIncluded]: Start isIncluded. First operand 391 states. Second operand has 389 states, 384 states have (on average 1.4453125) internal successors, (555), 384 states have internal predecessors, (555), 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 08:16:46,652 INFO L87 Difference]: Start difference. First operand 391 states. Second operand has 389 states, 384 states have (on average 1.4453125) internal successors, (555), 384 states have internal predecessors, (555), 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 08:16:46,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:46,657 INFO L93 Difference]: Finished difference Result 391 states and 561 transitions. [2022-04-08 08:16:46,657 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 561 transitions. [2022-04-08 08:16:46,658 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:46,658 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:46,658 INFO L74 IsIncluded]: Start isIncluded. First operand has 389 states, 384 states have (on average 1.4453125) internal successors, (555), 384 states have internal predecessors, (555), 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 391 states. [2022-04-08 08:16:46,658 INFO L87 Difference]: Start difference. First operand has 389 states, 384 states have (on average 1.4453125) internal successors, (555), 384 states have internal predecessors, (555), 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 391 states. [2022-04-08 08:16:46,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:46,667 INFO L93 Difference]: Finished difference Result 391 states and 561 transitions. [2022-04-08 08:16:46,667 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 561 transitions. [2022-04-08 08:16:46,667 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:46,667 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:46,667 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:16:46,667 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:16:46,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 389 states, 384 states have (on average 1.4453125) internal successors, (555), 384 states have internal predecessors, (555), 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 08:16:46,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 559 transitions. [2022-04-08 08:16:46,674 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 559 transitions. Word has length 48 [2022-04-08 08:16:46,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:16:46,675 INFO L478 AbstractCegarLoop]: Abstraction has 389 states and 559 transitions. [2022-04-08 08:16:46,675 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 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 08:16:46,675 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 389 states and 559 transitions. [2022-04-08 08:16:47,544 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 559 edges. 559 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:47,544 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 559 transitions. [2022-04-08 08:16:47,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-04-08 08:16:47,545 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:16:47,545 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] [2022-04-08 08:16:47,545 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-04-08 08:16:47,545 INFO L403 AbstractCegarLoop]: === Iteration 20 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:16:47,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:16:47,545 INFO L85 PathProgramCache]: Analyzing trace with hash 1888205337, now seen corresponding path program 1 times [2022-04-08 08:16:47,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:47,545 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [927955597] [2022-04-08 08:16:47,546 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:16:47,546 INFO L85 PathProgramCache]: Analyzing trace with hash 1888205337, now seen corresponding path program 2 times [2022-04-08 08:16:47,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:16:47,546 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182773285] [2022-04-08 08:16:47,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:16:47,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:16:47,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:47,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:16:47,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:47,613 INFO L290 TraceCheckUtils]: 0: Hoare triple {38921#(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); {38913#true} is VALID [2022-04-08 08:16:47,613 INFO L290 TraceCheckUtils]: 1: Hoare triple {38913#true} assume true; {38913#true} is VALID [2022-04-08 08:16:47,613 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {38913#true} {38913#true} #752#return; {38913#true} is VALID [2022-04-08 08:16:47,614 INFO L272 TraceCheckUtils]: 0: Hoare triple {38913#true} call ULTIMATE.init(); {38921#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:16:47,614 INFO L290 TraceCheckUtils]: 1: Hoare triple {38921#(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); {38913#true} is VALID [2022-04-08 08:16:47,614 INFO L290 TraceCheckUtils]: 2: Hoare triple {38913#true} assume true; {38913#true} is VALID [2022-04-08 08:16:47,614 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {38913#true} {38913#true} #752#return; {38913#true} is VALID [2022-04-08 08:16:47,614 INFO L272 TraceCheckUtils]: 4: Hoare triple {38913#true} call #t~ret59 := main(); {38913#true} is VALID [2022-04-08 08:16:47,614 INFO L290 TraceCheckUtils]: 5: Hoare triple {38913#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {38918#(<= main_~s~0 8464)} is VALID [2022-04-08 08:16:47,615 INFO L272 TraceCheckUtils]: 6: Hoare triple {38918#(<= main_~s~0 8464)} call #t~ret58 := ssl3_accept(~s~0); {38919#(not (= 8529 |ssl3_accept_#in~initial_state|))} is VALID [2022-04-08 08:16:47,616 INFO L290 TraceCheckUtils]: 7: Hoare triple {38919#(not (= 8529 |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;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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {38920#(not (= ssl3_accept_~s__state~0 8529))} is VALID [2022-04-08 08:16:47,616 INFO L290 TraceCheckUtils]: 8: Hoare triple {38920#(not (= ssl3_accept_~s__state~0 8529))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {38920#(not (= ssl3_accept_~s__state~0 8529))} is VALID [2022-04-08 08:16:47,616 INFO L290 TraceCheckUtils]: 9: Hoare triple {38920#(not (= ssl3_accept_~s__state~0 8529))} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {38920#(not (= ssl3_accept_~s__state~0 8529))} is VALID [2022-04-08 08:16:47,617 INFO L290 TraceCheckUtils]: 10: Hoare triple {38920#(not (= ssl3_accept_~s__state~0 8529))} assume !(0 != 12288 + ~tmp___1~0); {38920#(not (= ssl3_accept_~s__state~0 8529))} is VALID [2022-04-08 08:16:47,617 INFO L290 TraceCheckUtils]: 11: Hoare triple {38920#(not (= ssl3_accept_~s__state~0 8529))} assume !(0 == ~s__cert~0); {38920#(not (= ssl3_accept_~s__state~0 8529))} is VALID [2022-04-08 08:16:47,617 INFO L290 TraceCheckUtils]: 12: Hoare triple {38920#(not (= ssl3_accept_~s__state~0 8529))} assume !false; {38920#(not (= ssl3_accept_~s__state~0 8529))} is VALID [2022-04-08 08:16:47,617 INFO L290 TraceCheckUtils]: 13: Hoare triple {38920#(not (= ssl3_accept_~s__state~0 8529))} ~state~0 := ~s__state~0; {38920#(not (= ssl3_accept_~s__state~0 8529))} is VALID [2022-04-08 08:16:47,618 INFO L290 TraceCheckUtils]: 14: Hoare triple {38920#(not (= ssl3_accept_~s__state~0 8529))} assume !(12292 == ~s__state~0); {38920#(not (= ssl3_accept_~s__state~0 8529))} is VALID [2022-04-08 08:16:47,618 INFO L290 TraceCheckUtils]: 15: Hoare triple {38920#(not (= ssl3_accept_~s__state~0 8529))} assume !(16384 == ~s__state~0); {38920#(not (= ssl3_accept_~s__state~0 8529))} is VALID [2022-04-08 08:16:47,618 INFO L290 TraceCheckUtils]: 16: Hoare triple {38920#(not (= ssl3_accept_~s__state~0 8529))} assume !(8192 == ~s__state~0); {38920#(not (= ssl3_accept_~s__state~0 8529))} is VALID [2022-04-08 08:16:47,618 INFO L290 TraceCheckUtils]: 17: Hoare triple {38920#(not (= ssl3_accept_~s__state~0 8529))} assume !(24576 == ~s__state~0); {38920#(not (= ssl3_accept_~s__state~0 8529))} is VALID [2022-04-08 08:16:47,619 INFO L290 TraceCheckUtils]: 18: Hoare triple {38920#(not (= ssl3_accept_~s__state~0 8529))} assume !(8195 == ~s__state~0); {38920#(not (= ssl3_accept_~s__state~0 8529))} is VALID [2022-04-08 08:16:47,619 INFO L290 TraceCheckUtils]: 19: Hoare triple {38920#(not (= ssl3_accept_~s__state~0 8529))} assume !(8480 == ~s__state~0); {38920#(not (= ssl3_accept_~s__state~0 8529))} is VALID [2022-04-08 08:16:47,619 INFO L290 TraceCheckUtils]: 20: Hoare triple {38920#(not (= ssl3_accept_~s__state~0 8529))} assume !(8481 == ~s__state~0); {38920#(not (= ssl3_accept_~s__state~0 8529))} is VALID [2022-04-08 08:16:47,620 INFO L290 TraceCheckUtils]: 21: Hoare triple {38920#(not (= ssl3_accept_~s__state~0 8529))} assume !(8482 == ~s__state~0); {38920#(not (= ssl3_accept_~s__state~0 8529))} is VALID [2022-04-08 08:16:47,620 INFO L290 TraceCheckUtils]: 22: Hoare triple {38920#(not (= ssl3_accept_~s__state~0 8529))} assume !(8464 == ~s__state~0); {38920#(not (= ssl3_accept_~s__state~0 8529))} is VALID [2022-04-08 08:16:47,620 INFO L290 TraceCheckUtils]: 23: Hoare triple {38920#(not (= ssl3_accept_~s__state~0 8529))} assume !(8465 == ~s__state~0); {38920#(not (= ssl3_accept_~s__state~0 8529))} is VALID [2022-04-08 08:16:47,620 INFO L290 TraceCheckUtils]: 24: Hoare triple {38920#(not (= ssl3_accept_~s__state~0 8529))} assume !(8466 == ~s__state~0); {38920#(not (= ssl3_accept_~s__state~0 8529))} is VALID [2022-04-08 08:16:47,621 INFO L290 TraceCheckUtils]: 25: Hoare triple {38920#(not (= ssl3_accept_~s__state~0 8529))} assume !(8496 == ~s__state~0); {38920#(not (= ssl3_accept_~s__state~0 8529))} is VALID [2022-04-08 08:16:47,621 INFO L290 TraceCheckUtils]: 26: Hoare triple {38920#(not (= ssl3_accept_~s__state~0 8529))} assume !(8497 == ~s__state~0); {38920#(not (= ssl3_accept_~s__state~0 8529))} is VALID [2022-04-08 08:16:47,621 INFO L290 TraceCheckUtils]: 27: Hoare triple {38920#(not (= ssl3_accept_~s__state~0 8529))} assume !(8512 == ~s__state~0); {38920#(not (= ssl3_accept_~s__state~0 8529))} is VALID [2022-04-08 08:16:47,622 INFO L290 TraceCheckUtils]: 28: Hoare triple {38920#(not (= ssl3_accept_~s__state~0 8529))} assume !(8513 == ~s__state~0); {38920#(not (= ssl3_accept_~s__state~0 8529))} is VALID [2022-04-08 08:16:47,622 INFO L290 TraceCheckUtils]: 29: Hoare triple {38920#(not (= ssl3_accept_~s__state~0 8529))} assume !(8528 == ~s__state~0); {38920#(not (= ssl3_accept_~s__state~0 8529))} is VALID [2022-04-08 08:16:47,622 INFO L290 TraceCheckUtils]: 30: Hoare triple {38920#(not (= ssl3_accept_~s__state~0 8529))} assume 8529 == ~s__state~0; {38914#false} is VALID [2022-04-08 08:16:47,622 INFO L290 TraceCheckUtils]: 31: Hoare triple {38914#false} assume -2147483648 <= #t~nondet40 && #t~nondet40 <= 2147483647;~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet40;havoc #t~nondet40;~l~0 := ~s__s3__tmp__new_cipher__algorithms~0;~__cil_tmp57~0 := ~s__options~0; {38914#false} is VALID [2022-04-08 08:16:47,622 INFO L290 TraceCheckUtils]: 32: Hoare triple {38914#false} assume !(0 != (2097152 + ~__cil_tmp57~0) % 4294967296);~s__s3__tmp__use_rsa_tmp~0 := 0; {38914#false} is VALID [2022-04-08 08:16:47,622 INFO L290 TraceCheckUtils]: 33: Hoare triple {38914#false} assume !(0 != ~s__s3__tmp__use_rsa_tmp~0); {38914#false} is VALID [2022-04-08 08:16:47,622 INFO L290 TraceCheckUtils]: 34: Hoare triple {38914#false} assume !(0 != (30 + ~l~0) % 4294967296); {38914#false} is VALID [2022-04-08 08:16:47,622 INFO L290 TraceCheckUtils]: 35: Hoare triple {38914#false} assume !(0 != (1 + ~l~0) % 4294967296);~skip~0 := 1; {38914#false} is VALID [2022-04-08 08:16:47,623 INFO L290 TraceCheckUtils]: 36: Hoare triple {38914#false} ~s__state~0 := 8544;~s__init_num~0 := 0; {38914#false} is VALID [2022-04-08 08:16:47,623 INFO L290 TraceCheckUtils]: 37: Hoare triple {38914#false} assume -2147483648 <= #t~nondet55 && #t~nondet55 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet55;havoc #t~nondet55; {38914#false} is VALID [2022-04-08 08:16:47,623 INFO L290 TraceCheckUtils]: 38: Hoare triple {38914#false} assume 0 == ~s__s3__tmp__reuse_message~0; {38914#false} is VALID [2022-04-08 08:16:47,623 INFO L290 TraceCheckUtils]: 39: Hoare triple {38914#false} assume 0 == ~skip~0; {38914#false} is VALID [2022-04-08 08:16:47,623 INFO L290 TraceCheckUtils]: 40: Hoare triple {38914#false} assume 8560 == ~state~0; {38914#false} is VALID [2022-04-08 08:16:47,623 INFO L290 TraceCheckUtils]: 41: Hoare triple {38914#false} assume 8448 == ~s__state~0; {38914#false} is VALID [2022-04-08 08:16:47,623 INFO L290 TraceCheckUtils]: 42: Hoare triple {38914#false} assume -1 != ~s__verify_mode~0; {38914#false} is VALID [2022-04-08 08:16:47,623 INFO L290 TraceCheckUtils]: 43: Hoare triple {38914#false} assume -2 != ~s__verify_mode~0; {38914#false} is VALID [2022-04-08 08:16:47,623 INFO L290 TraceCheckUtils]: 44: Hoare triple {38914#false} assume 9021 != ~__cil_tmp61~0 % 4294967296; {38914#false} is VALID [2022-04-08 08:16:47,623 INFO L290 TraceCheckUtils]: 45: Hoare triple {38914#false} assume 4294967294 != ~__cil_tmp58~0 % 4294967296; {38914#false} is VALID [2022-04-08 08:16:47,623 INFO L290 TraceCheckUtils]: 46: Hoare triple {38914#false} assume 4 != ~blastFlag~0; {38914#false} is VALID [2022-04-08 08:16:47,623 INFO L290 TraceCheckUtils]: 47: Hoare triple {38914#false} assume 1024 != ~tmp___7~0; {38914#false} is VALID [2022-04-08 08:16:47,623 INFO L290 TraceCheckUtils]: 48: Hoare triple {38914#false} assume !false; {38914#false} is VALID [2022-04-08 08:16:47,623 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 08:16:47,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:16:47,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182773285] [2022-04-08 08:16:47,624 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182773285] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:47,624 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:47,624 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:47,624 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:16:47,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [927955597] [2022-04-08 08:16:47,624 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [927955597] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:47,624 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:47,624 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:47,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436261] [2022-04-08 08:16:47,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:16:47,624 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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 49 [2022-04-08 08:16:47,624 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:16:47,625 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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 08:16:47,657 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 49 edges. 49 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:47,658 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:16:47,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:47,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:16:47,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:16:47,660 INFO L87 Difference]: Start difference. First operand 389 states and 559 transitions. Second operand has 6 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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 08:16:48,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:48,488 INFO L93 Difference]: Finished difference Result 778 states and 1123 transitions. [2022-04-08 08:16:48,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:16:48,489 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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 49 [2022-04-08 08:16:48,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:16:48,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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 08:16:48,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 554 transitions. [2022-04-08 08:16:48,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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 08:16:48,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 554 transitions. [2022-04-08 08:16:48,493 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 554 transitions. [2022-04-08 08:16:48,741 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 554 edges. 554 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:48,749 INFO L225 Difference]: With dead ends: 778 [2022-04-08 08:16:48,749 INFO L226 Difference]: Without dead ends: 403 [2022-04-08 08:16:48,750 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 08:16:48,750 INFO L913 BasicCegarLoop]: 193 mSDtfsCounter, 795 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 377 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 795 SdHoareTripleChecker+Valid, 210 SdHoareTripleChecker+Invalid, 425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 377 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-08 08:16:48,750 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [795 Valid, 210 Invalid, 425 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 377 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-08 08:16:48,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2022-04-08 08:16:48,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 389. [2022-04-08 08:16:48,813 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:16:48,814 INFO L82 GeneralOperation]: Start isEquivalent. First operand 403 states. Second operand has 389 states, 384 states have (on average 1.4375) internal successors, (552), 384 states have internal predecessors, (552), 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 08:16:48,814 INFO L74 IsIncluded]: Start isIncluded. First operand 403 states. Second operand has 389 states, 384 states have (on average 1.4375) internal successors, (552), 384 states have internal predecessors, (552), 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 08:16:48,815 INFO L87 Difference]: Start difference. First operand 403 states. Second operand has 389 states, 384 states have (on average 1.4375) internal successors, (552), 384 states have internal predecessors, (552), 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 08:16:48,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:48,820 INFO L93 Difference]: Finished difference Result 403 states and 579 transitions. [2022-04-08 08:16:48,820 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 579 transitions. [2022-04-08 08:16:48,821 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:48,821 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:48,821 INFO L74 IsIncluded]: Start isIncluded. First operand has 389 states, 384 states have (on average 1.4375) internal successors, (552), 384 states have internal predecessors, (552), 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 403 states. [2022-04-08 08:16:48,822 INFO L87 Difference]: Start difference. First operand has 389 states, 384 states have (on average 1.4375) internal successors, (552), 384 states have internal predecessors, (552), 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 403 states. [2022-04-08 08:16:48,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:48,827 INFO L93 Difference]: Finished difference Result 403 states and 579 transitions. [2022-04-08 08:16:48,827 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 579 transitions. [2022-04-08 08:16:48,828 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:48,828 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:48,828 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:16:48,828 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:16:48,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 389 states, 384 states have (on average 1.4375) internal successors, (552), 384 states have internal predecessors, (552), 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 08:16:48,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 556 transitions. [2022-04-08 08:16:48,834 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 556 transitions. Word has length 49 [2022-04-08 08:16:48,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:16:48,834 INFO L478 AbstractCegarLoop]: Abstraction has 389 states and 556 transitions. [2022-04-08 08:16:48,834 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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 08:16:48,834 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 389 states and 556 transitions. [2022-04-08 08:16:49,672 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 556 edges. 556 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:49,672 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 556 transitions. [2022-04-08 08:16:49,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-04-08 08:16:49,673 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:16:49,673 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] [2022-04-08 08:16:49,673 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-04-08 08:16:49,673 INFO L403 AbstractCegarLoop]: === Iteration 21 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:16:49,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:16:49,673 INFO L85 PathProgramCache]: Analyzing trace with hash -396811972, now seen corresponding path program 1 times [2022-04-08 08:16:49,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:49,673 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1206749725] [2022-04-08 08:16:49,673 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:16:49,674 INFO L85 PathProgramCache]: Analyzing trace with hash -396811972, now seen corresponding path program 2 times [2022-04-08 08:16:49,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:16:49,674 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617759805] [2022-04-08 08:16:49,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:16:49,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:16:49,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:49,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:16:49,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:49,759 INFO L290 TraceCheckUtils]: 0: Hoare triple {42078#(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); {42070#true} is VALID [2022-04-08 08:16:49,759 INFO L290 TraceCheckUtils]: 1: Hoare triple {42070#true} assume true; {42070#true} is VALID [2022-04-08 08:16:49,759 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {42070#true} {42070#true} #752#return; {42070#true} is VALID [2022-04-08 08:16:49,759 INFO L272 TraceCheckUtils]: 0: Hoare triple {42070#true} call ULTIMATE.init(); {42078#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:16:49,759 INFO L290 TraceCheckUtils]: 1: Hoare triple {42078#(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); {42070#true} is VALID [2022-04-08 08:16:49,759 INFO L290 TraceCheckUtils]: 2: Hoare triple {42070#true} assume true; {42070#true} is VALID [2022-04-08 08:16:49,759 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {42070#true} {42070#true} #752#return; {42070#true} is VALID [2022-04-08 08:16:49,759 INFO L272 TraceCheckUtils]: 4: Hoare triple {42070#true} call #t~ret59 := main(); {42070#true} is VALID [2022-04-08 08:16:49,760 INFO L290 TraceCheckUtils]: 5: Hoare triple {42070#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {42075#(<= main_~s~0 8464)} is VALID [2022-04-08 08:16:49,760 INFO L272 TraceCheckUtils]: 6: Hoare triple {42075#(<= main_~s~0 8464)} call #t~ret58 := ssl3_accept(~s~0); {42076#(not (= |ssl3_accept_#in~initial_state| 8561))} is VALID [2022-04-08 08:16:49,762 INFO L290 TraceCheckUtils]: 7: Hoare triple {42076#(not (= |ssl3_accept_#in~initial_state| 8561))} ~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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,762 INFO L290 TraceCheckUtils]: 8: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,762 INFO L290 TraceCheckUtils]: 9: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,762 INFO L290 TraceCheckUtils]: 10: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} assume !(0 != 12288 + ~tmp___1~0); {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,763 INFO L290 TraceCheckUtils]: 11: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} assume !(0 == ~s__cert~0); {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,763 INFO L290 TraceCheckUtils]: 12: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} assume !false; {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,763 INFO L290 TraceCheckUtils]: 13: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} ~state~0 := ~s__state~0; {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,764 INFO L290 TraceCheckUtils]: 14: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} assume !(12292 == ~s__state~0); {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,764 INFO L290 TraceCheckUtils]: 15: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} assume !(16384 == ~s__state~0); {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,764 INFO L290 TraceCheckUtils]: 16: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} assume !(8192 == ~s__state~0); {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,765 INFO L290 TraceCheckUtils]: 17: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} assume !(24576 == ~s__state~0); {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,765 INFO L290 TraceCheckUtils]: 18: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} assume !(8195 == ~s__state~0); {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,765 INFO L290 TraceCheckUtils]: 19: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} assume !(8480 == ~s__state~0); {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,766 INFO L290 TraceCheckUtils]: 20: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} assume !(8481 == ~s__state~0); {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,766 INFO L290 TraceCheckUtils]: 21: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} assume !(8482 == ~s__state~0); {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,766 INFO L290 TraceCheckUtils]: 22: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} assume !(8464 == ~s__state~0); {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,767 INFO L290 TraceCheckUtils]: 23: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} assume !(8465 == ~s__state~0); {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,767 INFO L290 TraceCheckUtils]: 24: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} assume !(8466 == ~s__state~0); {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,767 INFO L290 TraceCheckUtils]: 25: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} assume !(8496 == ~s__state~0); {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,767 INFO L290 TraceCheckUtils]: 26: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} assume !(8497 == ~s__state~0); {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,768 INFO L290 TraceCheckUtils]: 27: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} assume !(8512 == ~s__state~0); {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,768 INFO L290 TraceCheckUtils]: 28: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} assume !(8513 == ~s__state~0); {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,768 INFO L290 TraceCheckUtils]: 29: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} assume !(8528 == ~s__state~0); {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,769 INFO L290 TraceCheckUtils]: 30: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} assume !(8529 == ~s__state~0); {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,769 INFO L290 TraceCheckUtils]: 31: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} assume !(8544 == ~s__state~0); {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,769 INFO L290 TraceCheckUtils]: 32: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} assume !(8545 == ~s__state~0); {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,769 INFO L290 TraceCheckUtils]: 33: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} assume !(8560 == ~s__state~0); {42077#(not (= ssl3_accept_~s__state~0 8561))} is VALID [2022-04-08 08:16:49,770 INFO L290 TraceCheckUtils]: 34: Hoare triple {42077#(not (= ssl3_accept_~s__state~0 8561))} assume 8561 == ~s__state~0; {42071#false} is VALID [2022-04-08 08:16:49,770 INFO L290 TraceCheckUtils]: 35: Hoare triple {42071#false} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~ret~0 := #t~nondet46;havoc #t~nondet46; {42071#false} is VALID [2022-04-08 08:16:49,770 INFO L290 TraceCheckUtils]: 36: Hoare triple {42071#false} assume !(~ret~0 <= 0);~s__s3__tmp__next_state___0~0 := 8576;~s__state~0 := 8448;~s__init_num~0 := 0; {42071#false} is VALID [2022-04-08 08:16:49,770 INFO L290 TraceCheckUtils]: 37: Hoare triple {42071#false} assume -2147483648 <= #t~nondet55 && #t~nondet55 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet55;havoc #t~nondet55; {42071#false} is VALID [2022-04-08 08:16:49,770 INFO L290 TraceCheckUtils]: 38: Hoare triple {42071#false} assume 0 == ~s__s3__tmp__reuse_message~0; {42071#false} is VALID [2022-04-08 08:16:49,770 INFO L290 TraceCheckUtils]: 39: Hoare triple {42071#false} assume 0 == ~skip~0; {42071#false} is VALID [2022-04-08 08:16:49,770 INFO L290 TraceCheckUtils]: 40: Hoare triple {42071#false} assume 8560 == ~state~0; {42071#false} is VALID [2022-04-08 08:16:49,770 INFO L290 TraceCheckUtils]: 41: Hoare triple {42071#false} assume 8448 == ~s__state~0; {42071#false} is VALID [2022-04-08 08:16:49,770 INFO L290 TraceCheckUtils]: 42: Hoare triple {42071#false} assume -1 != ~s__verify_mode~0; {42071#false} is VALID [2022-04-08 08:16:49,770 INFO L290 TraceCheckUtils]: 43: Hoare triple {42071#false} assume -2 != ~s__verify_mode~0; {42071#false} is VALID [2022-04-08 08:16:49,770 INFO L290 TraceCheckUtils]: 44: Hoare triple {42071#false} assume 9021 != ~__cil_tmp61~0 % 4294967296; {42071#false} is VALID [2022-04-08 08:16:49,770 INFO L290 TraceCheckUtils]: 45: Hoare triple {42071#false} assume 4294967294 != ~__cil_tmp58~0 % 4294967296; {42071#false} is VALID [2022-04-08 08:16:49,770 INFO L290 TraceCheckUtils]: 46: Hoare triple {42071#false} assume 4 != ~blastFlag~0; {42071#false} is VALID [2022-04-08 08:16:49,771 INFO L290 TraceCheckUtils]: 47: Hoare triple {42071#false} assume 1024 != ~tmp___7~0; {42071#false} is VALID [2022-04-08 08:16:49,771 INFO L290 TraceCheckUtils]: 48: Hoare triple {42071#false} assume !false; {42071#false} is VALID [2022-04-08 08:16:49,771 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 08:16:49,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:16:49,771 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617759805] [2022-04-08 08:16:49,771 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617759805] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:49,771 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:49,771 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:49,771 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:16:49,771 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1206749725] [2022-04-08 08:16:49,771 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1206749725] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:49,771 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:49,771 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:49,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890327958] [2022-04-08 08:16:49,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:16:49,772 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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 49 [2022-04-08 08:16:49,772 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:16:49,772 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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 08:16:49,807 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 49 edges. 49 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:49,807 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:16:49,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:49,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:16:49,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:16:49,808 INFO L87 Difference]: Start difference. First operand 389 states and 556 transitions. Second operand has 6 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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 08:16:50,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:50,571 INFO L93 Difference]: Finished difference Result 768 states and 1100 transitions. [2022-04-08 08:16:50,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:16:50,571 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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 49 [2022-04-08 08:16:50,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:16:50,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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 08:16:50,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 539 transitions. [2022-04-08 08:16:50,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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 08:16:50,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 539 transitions. [2022-04-08 08:16:50,575 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 539 transitions. [2022-04-08 08:16:50,862 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 539 edges. 539 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:50,869 INFO L225 Difference]: With dead ends: 768 [2022-04-08 08:16:50,870 INFO L226 Difference]: Without dead ends: 393 [2022-04-08 08:16:50,870 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 08:16:50,880 INFO L913 BasicCegarLoop]: 200 mSDtfsCounter, 746 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 363 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 746 SdHoareTripleChecker+Valid, 217 SdHoareTripleChecker+Invalid, 415 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 08:16:50,881 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [746 Valid, 217 Invalid, 415 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 363 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 08:16:50,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2022-04-08 08:16:50,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 391. [2022-04-08 08:16:50,952 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:16:50,952 INFO L82 GeneralOperation]: Start isEquivalent. First operand 393 states. Second operand has 391 states, 386 states have (on average 1.4378238341968912) internal successors, (555), 386 states have internal predecessors, (555), 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 08:16:50,953 INFO L74 IsIncluded]: Start isIncluded. First operand 393 states. Second operand has 391 states, 386 states have (on average 1.4378238341968912) internal successors, (555), 386 states have internal predecessors, (555), 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 08:16:50,953 INFO L87 Difference]: Start difference. First operand 393 states. Second operand has 391 states, 386 states have (on average 1.4378238341968912) internal successors, (555), 386 states have internal predecessors, (555), 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 08:16:50,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:50,958 INFO L93 Difference]: Finished difference Result 393 states and 561 transitions. [2022-04-08 08:16:50,958 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 561 transitions. [2022-04-08 08:16:50,959 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:50,959 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:50,959 INFO L74 IsIncluded]: Start isIncluded. First operand has 391 states, 386 states have (on average 1.4378238341968912) internal successors, (555), 386 states have internal predecessors, (555), 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 393 states. [2022-04-08 08:16:50,959 INFO L87 Difference]: Start difference. First operand has 391 states, 386 states have (on average 1.4378238341968912) internal successors, (555), 386 states have internal predecessors, (555), 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 393 states. [2022-04-08 08:16:50,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:50,965 INFO L93 Difference]: Finished difference Result 393 states and 561 transitions. [2022-04-08 08:16:50,965 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 561 transitions. [2022-04-08 08:16:50,965 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:50,965 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:50,965 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:16:50,965 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:16:50,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 391 states, 386 states have (on average 1.4378238341968912) internal successors, (555), 386 states have internal predecessors, (555), 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 08:16:50,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 391 states and 559 transitions. [2022-04-08 08:16:50,972 INFO L78 Accepts]: Start accepts. Automaton has 391 states and 559 transitions. Word has length 49 [2022-04-08 08:16:50,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:16:50,972 INFO L478 AbstractCegarLoop]: Abstraction has 391 states and 559 transitions. [2022-04-08 08:16:50,972 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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 08:16:50,972 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 391 states and 559 transitions. [2022-04-08 08:16:51,734 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 559 edges. 559 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:51,734 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 559 transitions. [2022-04-08 08:16:51,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-04-08 08:16:51,735 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:16:51,735 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 08:16:51,735 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-04-08 08:16:51,735 INFO L403 AbstractCegarLoop]: === Iteration 22 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:16:51,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:16:51,735 INFO L85 PathProgramCache]: Analyzing trace with hash 1088761570, now seen corresponding path program 1 times [2022-04-08 08:16:51,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:51,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1674129390] [2022-04-08 08:16:51,736 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:16:51,736 INFO L85 PathProgramCache]: Analyzing trace with hash 1088761570, now seen corresponding path program 2 times [2022-04-08 08:16:51,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:16:51,737 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750722945] [2022-04-08 08:16:51,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:16:51,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:16:51,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:51,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:16:51,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:51,814 INFO L290 TraceCheckUtils]: 0: Hoare triple {45199#(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); {45191#true} is VALID [2022-04-08 08:16:51,814 INFO L290 TraceCheckUtils]: 1: Hoare triple {45191#true} assume true; {45191#true} is VALID [2022-04-08 08:16:51,814 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {45191#true} {45191#true} #752#return; {45191#true} is VALID [2022-04-08 08:16:51,814 INFO L272 TraceCheckUtils]: 0: Hoare triple {45191#true} call ULTIMATE.init(); {45199#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:16:51,814 INFO L290 TraceCheckUtils]: 1: Hoare triple {45199#(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); {45191#true} is VALID [2022-04-08 08:16:51,815 INFO L290 TraceCheckUtils]: 2: Hoare triple {45191#true} assume true; {45191#true} is VALID [2022-04-08 08:16:51,815 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {45191#true} {45191#true} #752#return; {45191#true} is VALID [2022-04-08 08:16:51,815 INFO L272 TraceCheckUtils]: 4: Hoare triple {45191#true} call #t~ret59 := main(); {45191#true} is VALID [2022-04-08 08:16:51,815 INFO L290 TraceCheckUtils]: 5: Hoare triple {45191#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {45196#(<= 8464 main_~s~0)} is VALID [2022-04-08 08:16:51,815 INFO L272 TraceCheckUtils]: 6: Hoare triple {45196#(<= 8464 main_~s~0)} call #t~ret58 := ssl3_accept(~s~0); {45197#(not (= 8448 |ssl3_accept_#in~initial_state|))} is VALID [2022-04-08 08:16:51,816 INFO L290 TraceCheckUtils]: 7: Hoare triple {45197#(not (= 8448 |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;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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,817 INFO L290 TraceCheckUtils]: 8: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,817 INFO L290 TraceCheckUtils]: 9: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,817 INFO L290 TraceCheckUtils]: 10: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume !(0 != 12288 + ~tmp___1~0); {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,817 INFO L290 TraceCheckUtils]: 11: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume !(0 == ~s__cert~0); {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,818 INFO L290 TraceCheckUtils]: 12: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume !false; {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,818 INFO L290 TraceCheckUtils]: 13: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} ~state~0 := ~s__state~0; {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,818 INFO L290 TraceCheckUtils]: 14: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume !(12292 == ~s__state~0); {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,818 INFO L290 TraceCheckUtils]: 15: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume !(16384 == ~s__state~0); {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,818 INFO L290 TraceCheckUtils]: 16: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume !(8192 == ~s__state~0); {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,819 INFO L290 TraceCheckUtils]: 17: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume !(24576 == ~s__state~0); {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,819 INFO L290 TraceCheckUtils]: 18: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume !(8195 == ~s__state~0); {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,819 INFO L290 TraceCheckUtils]: 19: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume !(8480 == ~s__state~0); {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,819 INFO L290 TraceCheckUtils]: 20: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume !(8481 == ~s__state~0); {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,820 INFO L290 TraceCheckUtils]: 21: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume !(8482 == ~s__state~0); {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,820 INFO L290 TraceCheckUtils]: 22: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume !(8464 == ~s__state~0); {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,820 INFO L290 TraceCheckUtils]: 23: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume !(8465 == ~s__state~0); {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,820 INFO L290 TraceCheckUtils]: 24: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume !(8466 == ~s__state~0); {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,820 INFO L290 TraceCheckUtils]: 25: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume !(8496 == ~s__state~0); {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,821 INFO L290 TraceCheckUtils]: 26: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume !(8497 == ~s__state~0); {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,821 INFO L290 TraceCheckUtils]: 27: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume !(8512 == ~s__state~0); {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,821 INFO L290 TraceCheckUtils]: 28: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume !(8513 == ~s__state~0); {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,821 INFO L290 TraceCheckUtils]: 29: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume !(8528 == ~s__state~0); {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,821 INFO L290 TraceCheckUtils]: 30: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume !(8529 == ~s__state~0); {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,822 INFO L290 TraceCheckUtils]: 31: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume !(8544 == ~s__state~0); {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,822 INFO L290 TraceCheckUtils]: 32: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume !(8545 == ~s__state~0); {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,822 INFO L290 TraceCheckUtils]: 33: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume !(8560 == ~s__state~0); {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,822 INFO L290 TraceCheckUtils]: 34: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume !(8561 == ~s__state~0); {45198#(not (= 8448 ssl3_accept_~s__state~0))} is VALID [2022-04-08 08:16:51,822 INFO L290 TraceCheckUtils]: 35: Hoare triple {45198#(not (= 8448 ssl3_accept_~s__state~0))} assume 8448 == ~s__state~0; {45192#false} is VALID [2022-04-08 08:16:51,823 INFO L290 TraceCheckUtils]: 36: Hoare triple {45192#false} assume !(~num1~0 > 0); {45192#false} is VALID [2022-04-08 08:16:51,823 INFO L290 TraceCheckUtils]: 37: Hoare triple {45192#false} ~s__state~0 := ~s__s3__tmp__next_state___0~0; {45192#false} is VALID [2022-04-08 08:16:51,823 INFO L290 TraceCheckUtils]: 38: Hoare triple {45192#false} assume -2147483648 <= #t~nondet55 && #t~nondet55 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet55;havoc #t~nondet55; {45192#false} is VALID [2022-04-08 08:16:51,823 INFO L290 TraceCheckUtils]: 39: Hoare triple {45192#false} assume 0 == ~s__s3__tmp__reuse_message~0; {45192#false} is VALID [2022-04-08 08:16:51,823 INFO L290 TraceCheckUtils]: 40: Hoare triple {45192#false} assume 0 == ~skip~0; {45192#false} is VALID [2022-04-08 08:16:51,823 INFO L290 TraceCheckUtils]: 41: Hoare triple {45192#false} assume 8560 == ~state~0; {45192#false} is VALID [2022-04-08 08:16:51,823 INFO L290 TraceCheckUtils]: 42: Hoare triple {45192#false} assume 8448 == ~s__state~0; {45192#false} is VALID [2022-04-08 08:16:51,823 INFO L290 TraceCheckUtils]: 43: Hoare triple {45192#false} assume -1 != ~s__verify_mode~0; {45192#false} is VALID [2022-04-08 08:16:51,823 INFO L290 TraceCheckUtils]: 44: Hoare triple {45192#false} assume -2 != ~s__verify_mode~0; {45192#false} is VALID [2022-04-08 08:16:51,823 INFO L290 TraceCheckUtils]: 45: Hoare triple {45192#false} assume 9021 != ~__cil_tmp61~0 % 4294967296; {45192#false} is VALID [2022-04-08 08:16:51,823 INFO L290 TraceCheckUtils]: 46: Hoare triple {45192#false} assume 4294967294 != ~__cil_tmp58~0 % 4294967296; {45192#false} is VALID [2022-04-08 08:16:51,823 INFO L290 TraceCheckUtils]: 47: Hoare triple {45192#false} assume 4 != ~blastFlag~0; {45192#false} is VALID [2022-04-08 08:16:51,823 INFO L290 TraceCheckUtils]: 48: Hoare triple {45192#false} assume 1024 != ~tmp___7~0; {45192#false} is VALID [2022-04-08 08:16:51,823 INFO L290 TraceCheckUtils]: 49: Hoare triple {45192#false} assume !false; {45192#false} is VALID [2022-04-08 08:16:51,824 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 08:16:51,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:16:51,824 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750722945] [2022-04-08 08:16:51,824 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [750722945] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:51,824 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:51,824 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:51,824 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:16:51,825 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1674129390] [2022-04-08 08:16:51,825 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1674129390] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:51,825 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:51,825 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:51,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767537495] [2022-04-08 08:16:51,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:16:51,825 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 08:16:51,825 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:16:51,825 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 08:16:51,849 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 08:16:51,849 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:16:51,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:51,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:16:51,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:16:51,850 INFO L87 Difference]: Start difference. First operand 391 states and 559 transitions. 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 08:16:52,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:52,660 INFO L93 Difference]: Finished difference Result 832 states and 1196 transitions. [2022-04-08 08:16:52,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:16:52,660 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 08:16:52,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:16:52,661 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 08:16:52,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 552 transitions. [2022-04-08 08:16:52,664 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 08:16:52,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 552 transitions. [2022-04-08 08:16:52,665 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 552 transitions. [2022-04-08 08:16:53,038 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 552 edges. 552 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:53,047 INFO L225 Difference]: With dead ends: 832 [2022-04-08 08:16:53,047 INFO L226 Difference]: Without dead ends: 455 [2022-04-08 08:16:53,048 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 08:16:53,049 INFO L913 BasicCegarLoop]: 196 mSDtfsCounter, 739 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 404 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 739 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 453 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-08 08:16:53,049 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [739 Valid, 213 Invalid, 453 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 404 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-08 08:16:53,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 455 states. [2022-04-08 08:16:53,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 455 to 453. [2022-04-08 08:16:53,117 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:16:53,117 INFO L82 GeneralOperation]: Start isEquivalent. First operand 455 states. Second operand has 453 states, 448 states have (on average 1.4308035714285714) internal successors, (641), 448 states have internal predecessors, (641), 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 08:16:53,118 INFO L74 IsIncluded]: Start isIncluded. First operand 455 states. Second operand has 453 states, 448 states have (on average 1.4308035714285714) internal successors, (641), 448 states have internal predecessors, (641), 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 08:16:53,118 INFO L87 Difference]: Start difference. First operand 455 states. Second operand has 453 states, 448 states have (on average 1.4308035714285714) internal successors, (641), 448 states have internal predecessors, (641), 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 08:16:53,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:53,125 INFO L93 Difference]: Finished difference Result 455 states and 646 transitions. [2022-04-08 08:16:53,125 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 646 transitions. [2022-04-08 08:16:53,125 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:53,125 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:53,125 INFO L74 IsIncluded]: Start isIncluded. First operand has 453 states, 448 states have (on average 1.4308035714285714) internal successors, (641), 448 states have internal predecessors, (641), 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 455 states. [2022-04-08 08:16:53,126 INFO L87 Difference]: Start difference. First operand has 453 states, 448 states have (on average 1.4308035714285714) internal successors, (641), 448 states have internal predecessors, (641), 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 455 states. [2022-04-08 08:16:53,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:53,133 INFO L93 Difference]: Finished difference Result 455 states and 646 transitions. [2022-04-08 08:16:53,133 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 646 transitions. [2022-04-08 08:16:53,133 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:53,133 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:53,133 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:16:53,133 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:16:53,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 453 states, 448 states have (on average 1.4308035714285714) internal successors, (641), 448 states have internal predecessors, (641), 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 08:16:53,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 453 states and 645 transitions. [2022-04-08 08:16:53,141 INFO L78 Accepts]: Start accepts. Automaton has 453 states and 645 transitions. Word has length 50 [2022-04-08 08:16:53,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:16:53,142 INFO L478 AbstractCegarLoop]: Abstraction has 453 states and 645 transitions. [2022-04-08 08:16:53,142 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 08:16:53,142 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 453 states and 645 transitions. [2022-04-08 08:16:54,211 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 08:16:54,211 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 645 transitions. [2022-04-08 08:16:54,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-04-08 08:16:54,211 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:16:54,211 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 08:16:54,212 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-04-08 08:16:54,212 INFO L403 AbstractCegarLoop]: === Iteration 23 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:16:54,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:16:54,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1090858659, now seen corresponding path program 1 times [2022-04-08 08:16:54,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:54,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [417746804] [2022-04-08 08:16:54,212 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:16:54,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1090858659, now seen corresponding path program 2 times [2022-04-08 08:16:54,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:16:54,213 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287892396] [2022-04-08 08:16:54,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:16:54,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:16:54,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:54,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:16:54,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:54,276 INFO L290 TraceCheckUtils]: 0: Hoare triple {48696#(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); {48688#true} is VALID [2022-04-08 08:16:54,276 INFO L290 TraceCheckUtils]: 1: Hoare triple {48688#true} assume true; {48688#true} is VALID [2022-04-08 08:16:54,276 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {48688#true} {48688#true} #752#return; {48688#true} is VALID [2022-04-08 08:16:54,277 INFO L272 TraceCheckUtils]: 0: Hoare triple {48688#true} call ULTIMATE.init(); {48696#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:16:54,277 INFO L290 TraceCheckUtils]: 1: Hoare triple {48696#(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); {48688#true} is VALID [2022-04-08 08:16:54,277 INFO L290 TraceCheckUtils]: 2: Hoare triple {48688#true} assume true; {48688#true} is VALID [2022-04-08 08:16:54,277 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {48688#true} {48688#true} #752#return; {48688#true} is VALID [2022-04-08 08:16:54,277 INFO L272 TraceCheckUtils]: 4: Hoare triple {48688#true} call #t~ret59 := main(); {48688#true} is VALID [2022-04-08 08:16:54,277 INFO L290 TraceCheckUtils]: 5: Hoare triple {48688#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {48693#(<= main_~s~0 8464)} is VALID [2022-04-08 08:16:54,278 INFO L272 TraceCheckUtils]: 6: Hoare triple {48693#(<= main_~s~0 8464)} call #t~ret58 := ssl3_accept(~s~0); {48694#(not (= 8640 |ssl3_accept_#in~initial_state|))} is VALID [2022-04-08 08:16:54,279 INFO L290 TraceCheckUtils]: 7: Hoare triple {48694#(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;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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,279 INFO L290 TraceCheckUtils]: 8: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,280 INFO L290 TraceCheckUtils]: 9: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,280 INFO L290 TraceCheckUtils]: 10: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(0 != 12288 + ~tmp___1~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,280 INFO L290 TraceCheckUtils]: 11: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(0 == ~s__cert~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,280 INFO L290 TraceCheckUtils]: 12: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !false; {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,281 INFO L290 TraceCheckUtils]: 13: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} ~state~0 := ~s__state~0; {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,281 INFO L290 TraceCheckUtils]: 14: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(12292 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,281 INFO L290 TraceCheckUtils]: 15: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(16384 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,282 INFO L290 TraceCheckUtils]: 16: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(8192 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,282 INFO L290 TraceCheckUtils]: 17: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(24576 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,282 INFO L290 TraceCheckUtils]: 18: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(8195 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,282 INFO L290 TraceCheckUtils]: 19: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(8480 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,283 INFO L290 TraceCheckUtils]: 20: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(8481 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,283 INFO L290 TraceCheckUtils]: 21: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(8482 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,283 INFO L290 TraceCheckUtils]: 22: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(8464 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,284 INFO L290 TraceCheckUtils]: 23: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(8465 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,284 INFO L290 TraceCheckUtils]: 24: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(8466 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,284 INFO L290 TraceCheckUtils]: 25: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(8496 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,284 INFO L290 TraceCheckUtils]: 26: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(8497 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,285 INFO L290 TraceCheckUtils]: 27: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(8512 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,285 INFO L290 TraceCheckUtils]: 28: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(8513 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,285 INFO L290 TraceCheckUtils]: 29: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(8528 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,286 INFO L290 TraceCheckUtils]: 30: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(8529 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,286 INFO L290 TraceCheckUtils]: 31: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(8544 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,286 INFO L290 TraceCheckUtils]: 32: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(8545 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,286 INFO L290 TraceCheckUtils]: 33: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(8560 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,287 INFO L290 TraceCheckUtils]: 34: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(8561 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,287 INFO L290 TraceCheckUtils]: 35: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(8448 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,287 INFO L290 TraceCheckUtils]: 36: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(8576 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,288 INFO L290 TraceCheckUtils]: 37: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(8577 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,288 INFO L290 TraceCheckUtils]: 38: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(8592 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,288 INFO L290 TraceCheckUtils]: 39: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(8593 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,288 INFO L290 TraceCheckUtils]: 40: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(8608 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,289 INFO L290 TraceCheckUtils]: 41: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume !(8609 == ~s__state~0); {48695#(not (= ssl3_accept_~s__state~0 8640))} is VALID [2022-04-08 08:16:54,289 INFO L290 TraceCheckUtils]: 42: Hoare triple {48695#(not (= ssl3_accept_~s__state~0 8640))} assume 8640 == ~s__state~0; {48689#false} is VALID [2022-04-08 08:16:54,289 INFO L290 TraceCheckUtils]: 43: Hoare triple {48689#false} assume -2147483648 <= #t~nondet51 && #t~nondet51 <= 2147483647;~ret~0 := #t~nondet51;havoc #t~nondet51; {48689#false} is VALID [2022-04-08 08:16:54,289 INFO L290 TraceCheckUtils]: 44: Hoare triple {48689#false} assume !(9 == ~blastFlag~0); {48689#false} is VALID [2022-04-08 08:16:54,289 INFO L290 TraceCheckUtils]: 45: Hoare triple {48689#false} assume !(12 == ~blastFlag~0); {48689#false} is VALID [2022-04-08 08:16:54,289 INFO L290 TraceCheckUtils]: 46: Hoare triple {48689#false} assume !(15 == ~blastFlag~0); {48689#false} is VALID [2022-04-08 08:16:54,289 INFO L290 TraceCheckUtils]: 47: Hoare triple {48689#false} assume !(18 == ~blastFlag~0); {48689#false} is VALID [2022-04-08 08:16:54,290 INFO L290 TraceCheckUtils]: 48: Hoare triple {48689#false} assume 21 == ~blastFlag~0; {48689#false} is VALID [2022-04-08 08:16:54,290 INFO L290 TraceCheckUtils]: 49: Hoare triple {48689#false} assume !false; {48689#false} is VALID [2022-04-08 08:16:54,291 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 08:16:54,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:16:54,291 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287892396] [2022-04-08 08:16:54,291 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287892396] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:54,291 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:54,291 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:54,292 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:16:54,292 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [417746804] [2022-04-08 08:16:54,292 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [417746804] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:54,292 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:54,292 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:54,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924046464] [2022-04-08 08:16:54,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:16:54,292 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 08:16:54,292 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:16:54,293 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 08:16:54,324 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 08:16:54,324 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:16:54,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:54,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:16:54,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:16:54,324 INFO L87 Difference]: Start difference. First operand 453 states and 645 transitions. 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 08:16:55,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:55,198 INFO L93 Difference]: Finished difference Result 944 states and 1344 transitions. [2022-04-08 08:16:55,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:16:55,198 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 08:16:55,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:16:55,198 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 08:16:55,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 567 transitions. [2022-04-08 08:16:55,200 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 08:16:55,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 567 transitions. [2022-04-08 08:16:55,202 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 567 transitions. [2022-04-08 08:16:55,526 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 567 edges. 567 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:55,536 INFO L225 Difference]: With dead ends: 944 [2022-04-08 08:16:55,536 INFO L226 Difference]: Without dead ends: 505 [2022-04-08 08:16:55,536 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 08:16:55,537 INFO L913 BasicCegarLoop]: 195 mSDtfsCounter, 809 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 377 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 809 SdHoareTripleChecker+Valid, 212 SdHoareTripleChecker+Invalid, 437 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 377 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-08 08:16:55,537 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [809 Valid, 212 Invalid, 437 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 377 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-08 08:16:55,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 505 states. [2022-04-08 08:16:55,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 505 to 495. [2022-04-08 08:16:55,627 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:16:55,628 INFO L82 GeneralOperation]: Start isEquivalent. First operand 505 states. Second operand has 495 states, 490 states have (on average 1.4224489795918367) internal successors, (697), 490 states have internal predecessors, (697), 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 08:16:55,628 INFO L74 IsIncluded]: Start isIncluded. First operand 505 states. Second operand has 495 states, 490 states have (on average 1.4224489795918367) internal successors, (697), 490 states have internal predecessors, (697), 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 08:16:55,629 INFO L87 Difference]: Start difference. First operand 505 states. Second operand has 495 states, 490 states have (on average 1.4224489795918367) internal successors, (697), 490 states have internal predecessors, (697), 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 08:16:55,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:55,636 INFO L93 Difference]: Finished difference Result 505 states and 716 transitions. [2022-04-08 08:16:55,636 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 716 transitions. [2022-04-08 08:16:55,637 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:55,637 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:55,637 INFO L74 IsIncluded]: Start isIncluded. First operand has 495 states, 490 states have (on average 1.4224489795918367) internal successors, (697), 490 states have internal predecessors, (697), 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 505 states. [2022-04-08 08:16:55,638 INFO L87 Difference]: Start difference. First operand has 495 states, 490 states have (on average 1.4224489795918367) internal successors, (697), 490 states have internal predecessors, (697), 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 505 states. [2022-04-08 08:16:55,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:55,645 INFO L93 Difference]: Finished difference Result 505 states and 716 transitions. [2022-04-08 08:16:55,645 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 716 transitions. [2022-04-08 08:16:55,646 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:55,646 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:55,646 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:16:55,646 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:16:55,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 495 states, 490 states have (on average 1.4224489795918367) internal successors, (697), 490 states have internal predecessors, (697), 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 08:16:55,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 495 states and 701 transitions. [2022-04-08 08:16:55,655 INFO L78 Accepts]: Start accepts. Automaton has 495 states and 701 transitions. Word has length 50 [2022-04-08 08:16:55,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:16:55,655 INFO L478 AbstractCegarLoop]: Abstraction has 495 states and 701 transitions. [2022-04-08 08:16:55,656 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 08:16:55,656 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 495 states and 701 transitions. [2022-04-08 08:16:56,822 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 701 edges. 701 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:56,822 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 701 transitions. [2022-04-08 08:16:56,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-04-08 08:16:56,823 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:16:56,823 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 08:16:56,823 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-04-08 08:16:56,823 INFO L403 AbstractCegarLoop]: === Iteration 24 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:16:56,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:16:56,823 INFO L85 PathProgramCache]: Analyzing trace with hash -163662636, now seen corresponding path program 1 times [2022-04-08 08:16:56,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:56,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1157861001] [2022-04-08 08:16:56,824 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:16:56,824 INFO L85 PathProgramCache]: Analyzing trace with hash -163662636, now seen corresponding path program 2 times [2022-04-08 08:16:56,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:16:56,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075250369] [2022-04-08 08:16:56,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:16:56,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:16:56,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:56,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:16:56,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:56,877 INFO L290 TraceCheckUtils]: 0: Hoare triple {52601#(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); {52593#true} is VALID [2022-04-08 08:16:56,877 INFO L290 TraceCheckUtils]: 1: Hoare triple {52593#true} assume true; {52593#true} is VALID [2022-04-08 08:16:56,877 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {52593#true} {52593#true} #752#return; {52593#true} is VALID [2022-04-08 08:16:56,877 INFO L272 TraceCheckUtils]: 0: Hoare triple {52593#true} call ULTIMATE.init(); {52601#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:16:56,877 INFO L290 TraceCheckUtils]: 1: Hoare triple {52601#(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); {52593#true} is VALID [2022-04-08 08:16:56,877 INFO L290 TraceCheckUtils]: 2: Hoare triple {52593#true} assume true; {52593#true} is VALID [2022-04-08 08:16:56,878 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {52593#true} {52593#true} #752#return; {52593#true} is VALID [2022-04-08 08:16:56,878 INFO L272 TraceCheckUtils]: 4: Hoare triple {52593#true} call #t~ret59 := main(); {52593#true} is VALID [2022-04-08 08:16:56,878 INFO L290 TraceCheckUtils]: 5: Hoare triple {52593#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {52598#(<= main_~s~0 8464)} is VALID [2022-04-08 08:16:56,879 INFO L272 TraceCheckUtils]: 6: Hoare triple {52598#(<= main_~s~0 8464)} call #t~ret58 := ssl3_accept(~s~0); {52599#(not (= 8641 |ssl3_accept_#in~initial_state|))} is VALID [2022-04-08 08:16:56,881 INFO L290 TraceCheckUtils]: 7: Hoare triple {52599#(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;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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,881 INFO L290 TraceCheckUtils]: 8: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,881 INFO L290 TraceCheckUtils]: 9: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,881 INFO L290 TraceCheckUtils]: 10: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(0 != 12288 + ~tmp___1~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,882 INFO L290 TraceCheckUtils]: 11: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(0 == ~s__cert~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,882 INFO L290 TraceCheckUtils]: 12: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !false; {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,882 INFO L290 TraceCheckUtils]: 13: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} ~state~0 := ~s__state~0; {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,882 INFO L290 TraceCheckUtils]: 14: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(12292 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,883 INFO L290 TraceCheckUtils]: 15: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(16384 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,883 INFO L290 TraceCheckUtils]: 16: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8192 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,883 INFO L290 TraceCheckUtils]: 17: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(24576 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,883 INFO L290 TraceCheckUtils]: 18: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8195 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,884 INFO L290 TraceCheckUtils]: 19: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8480 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,884 INFO L290 TraceCheckUtils]: 20: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8481 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,884 INFO L290 TraceCheckUtils]: 21: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8482 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,884 INFO L290 TraceCheckUtils]: 22: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8464 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,885 INFO L290 TraceCheckUtils]: 23: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8465 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,885 INFO L290 TraceCheckUtils]: 24: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8466 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,885 INFO L290 TraceCheckUtils]: 25: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8496 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,885 INFO L290 TraceCheckUtils]: 26: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8497 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,885 INFO L290 TraceCheckUtils]: 27: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8512 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,886 INFO L290 TraceCheckUtils]: 28: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8513 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,886 INFO L290 TraceCheckUtils]: 29: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8528 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,886 INFO L290 TraceCheckUtils]: 30: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8529 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,886 INFO L290 TraceCheckUtils]: 31: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8544 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,887 INFO L290 TraceCheckUtils]: 32: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8545 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,887 INFO L290 TraceCheckUtils]: 33: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8560 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,887 INFO L290 TraceCheckUtils]: 34: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8561 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,887 INFO L290 TraceCheckUtils]: 35: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8448 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,888 INFO L290 TraceCheckUtils]: 36: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8576 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,888 INFO L290 TraceCheckUtils]: 37: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8577 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,888 INFO L290 TraceCheckUtils]: 38: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8592 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,888 INFO L290 TraceCheckUtils]: 39: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8593 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,889 INFO L290 TraceCheckUtils]: 40: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8608 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,889 INFO L290 TraceCheckUtils]: 41: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8609 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,889 INFO L290 TraceCheckUtils]: 42: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume !(8640 == ~s__state~0); {52600#(not (= ssl3_accept_~s__state~0 8641))} is VALID [2022-04-08 08:16:56,889 INFO L290 TraceCheckUtils]: 43: Hoare triple {52600#(not (= ssl3_accept_~s__state~0 8641))} assume 8641 == ~s__state~0; {52594#false} is VALID [2022-04-08 08:16:56,889 INFO L290 TraceCheckUtils]: 44: Hoare triple {52594#false} assume -2147483648 <= #t~nondet51 && #t~nondet51 <= 2147483647;~ret~0 := #t~nondet51;havoc #t~nondet51; {52594#false} is VALID [2022-04-08 08:16:56,890 INFO L290 TraceCheckUtils]: 45: Hoare triple {52594#false} assume !(9 == ~blastFlag~0); {52594#false} is VALID [2022-04-08 08:16:56,890 INFO L290 TraceCheckUtils]: 46: Hoare triple {52594#false} assume !(12 == ~blastFlag~0); {52594#false} is VALID [2022-04-08 08:16:56,890 INFO L290 TraceCheckUtils]: 47: Hoare triple {52594#false} assume !(15 == ~blastFlag~0); {52594#false} is VALID [2022-04-08 08:16:56,890 INFO L290 TraceCheckUtils]: 48: Hoare triple {52594#false} assume !(18 == ~blastFlag~0); {52594#false} is VALID [2022-04-08 08:16:56,890 INFO L290 TraceCheckUtils]: 49: Hoare triple {52594#false} assume 21 == ~blastFlag~0; {52594#false} is VALID [2022-04-08 08:16:56,890 INFO L290 TraceCheckUtils]: 50: Hoare triple {52594#false} assume !false; {52594#false} is VALID [2022-04-08 08:16:56,890 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 08:16:56,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:16:56,890 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075250369] [2022-04-08 08:16:56,890 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1075250369] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:56,890 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:56,890 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:56,890 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:16:56,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1157861001] [2022-04-08 08:16:56,891 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1157861001] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:56,891 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:56,891 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:56,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033978455] [2022-04-08 08:16:56,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:16:56,891 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 08:16:56,891 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:16:56,891 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 08:16:56,919 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 08:16:56,919 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:16:56,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:56,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:16:56,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:16:56,919 INFO L87 Difference]: Start difference. First operand 495 states and 701 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 08:16:57,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:57,840 INFO L93 Difference]: Finished difference Result 995 states and 1416 transitions. [2022-04-08 08:16:57,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:16:57,840 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 08:16:57,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:16:57,840 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 08:16:57,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 569 transitions. [2022-04-08 08:16:57,842 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 08:16:57,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 569 transitions. [2022-04-08 08:16:57,843 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 569 transitions. [2022-04-08 08:16:58,217 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 569 edges. 569 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:58,227 INFO L225 Difference]: With dead ends: 995 [2022-04-08 08:16:58,227 INFO L226 Difference]: Without dead ends: 514 [2022-04-08 08:16:58,228 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 08:16:58,228 INFO L913 BasicCegarLoop]: 195 mSDtfsCounter, 812 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 377 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 812 SdHoareTripleChecker+Valid, 212 SdHoareTripleChecker+Invalid, 439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 377 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-08 08:16:58,228 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [812 Valid, 212 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 377 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-08 08:16:58,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 514 states. [2022-04-08 08:16:58,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 514 to 504. [2022-04-08 08:16:58,309 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:16:58,309 INFO L82 GeneralOperation]: Start isEquivalent. First operand 514 states. Second operand has 504 states, 499 states have (on average 1.4288577154308617) internal successors, (713), 499 states have internal predecessors, (713), 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 08:16:58,309 INFO L74 IsIncluded]: Start isIncluded. First operand 514 states. Second operand has 504 states, 499 states have (on average 1.4288577154308617) internal successors, (713), 499 states have internal predecessors, (713), 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 08:16:58,310 INFO L87 Difference]: Start difference. First operand 514 states. Second operand has 504 states, 499 states have (on average 1.4288577154308617) internal successors, (713), 499 states have internal predecessors, (713), 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 08:16:58,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:58,318 INFO L93 Difference]: Finished difference Result 514 states and 732 transitions. [2022-04-08 08:16:58,318 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 732 transitions. [2022-04-08 08:16:58,318 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:58,318 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:58,319 INFO L74 IsIncluded]: Start isIncluded. First operand has 504 states, 499 states have (on average 1.4288577154308617) internal successors, (713), 499 states have internal predecessors, (713), 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 514 states. [2022-04-08 08:16:58,319 INFO L87 Difference]: Start difference. First operand has 504 states, 499 states have (on average 1.4288577154308617) internal successors, (713), 499 states have internal predecessors, (713), 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 514 states. [2022-04-08 08:16:58,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:16:58,327 INFO L93 Difference]: Finished difference Result 514 states and 732 transitions. [2022-04-08 08:16:58,327 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 732 transitions. [2022-04-08 08:16:58,327 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:16:58,327 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:16:58,327 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:16:58,327 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:16:58,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 504 states, 499 states have (on average 1.4288577154308617) internal successors, (713), 499 states have internal predecessors, (713), 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 08:16:58,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 717 transitions. [2022-04-08 08:16:58,337 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 717 transitions. Word has length 51 [2022-04-08 08:16:58,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:16:58,338 INFO L478 AbstractCegarLoop]: Abstraction has 504 states and 717 transitions. [2022-04-08 08:16:58,338 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 08:16:58,338 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 504 states and 717 transitions. [2022-04-08 08:16:59,486 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 717 edges. 717 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:59,487 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 717 transitions. [2022-04-08 08:16:59,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-04-08 08:16:59,487 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:16:59,487 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 08:16:59,487 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-04-08 08:16:59,487 INFO L403 AbstractCegarLoop]: === Iteration 25 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:16:59,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:16:59,488 INFO L85 PathProgramCache]: Analyzing trace with hash -1175453866, now seen corresponding path program 1 times [2022-04-08 08:16:59,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:59,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [278642320] [2022-04-08 08:16:59,488 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:16:59,488 INFO L85 PathProgramCache]: Analyzing trace with hash -1175453866, now seen corresponding path program 2 times [2022-04-08 08:16:59,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:16:59,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914574454] [2022-04-08 08:16:59,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:16:59,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:16:59,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:59,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:16:59,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:16:59,544 INFO L290 TraceCheckUtils]: 0: Hoare triple {56644#(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); {56636#true} is VALID [2022-04-08 08:16:59,544 INFO L290 TraceCheckUtils]: 1: Hoare triple {56636#true} assume true; {56636#true} is VALID [2022-04-08 08:16:59,544 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {56636#true} {56636#true} #752#return; {56636#true} is VALID [2022-04-08 08:16:59,544 INFO L272 TraceCheckUtils]: 0: Hoare triple {56636#true} call ULTIMATE.init(); {56644#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:16:59,544 INFO L290 TraceCheckUtils]: 1: Hoare triple {56644#(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); {56636#true} is VALID [2022-04-08 08:16:59,544 INFO L290 TraceCheckUtils]: 2: Hoare triple {56636#true} assume true; {56636#true} is VALID [2022-04-08 08:16:59,544 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {56636#true} {56636#true} #752#return; {56636#true} is VALID [2022-04-08 08:16:59,544 INFO L272 TraceCheckUtils]: 4: Hoare triple {56636#true} call #t~ret59 := main(); {56636#true} is VALID [2022-04-08 08:16:59,547 INFO L290 TraceCheckUtils]: 5: Hoare triple {56636#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {56641#(<= main_~s~0 8464)} is VALID [2022-04-08 08:16:59,547 INFO L272 TraceCheckUtils]: 6: Hoare triple {56641#(<= main_~s~0 8464)} call #t~ret58 := ssl3_accept(~s~0); {56642#(not (= |ssl3_accept_#in~initial_state| 8672))} is VALID [2022-04-08 08:16:59,548 INFO L290 TraceCheckUtils]: 7: Hoare triple {56642#(not (= |ssl3_accept_#in~initial_state| 8672))} ~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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,548 INFO L290 TraceCheckUtils]: 8: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,548 INFO L290 TraceCheckUtils]: 9: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,549 INFO L290 TraceCheckUtils]: 10: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(0 != 12288 + ~tmp___1~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,549 INFO L290 TraceCheckUtils]: 11: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(0 == ~s__cert~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,549 INFO L290 TraceCheckUtils]: 12: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !false; {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,549 INFO L290 TraceCheckUtils]: 13: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} ~state~0 := ~s__state~0; {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,549 INFO L290 TraceCheckUtils]: 14: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(12292 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,550 INFO L290 TraceCheckUtils]: 15: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(16384 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,550 INFO L290 TraceCheckUtils]: 16: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8192 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,550 INFO L290 TraceCheckUtils]: 17: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(24576 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,550 INFO L290 TraceCheckUtils]: 18: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8195 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,550 INFO L290 TraceCheckUtils]: 19: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8480 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,551 INFO L290 TraceCheckUtils]: 20: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8481 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,551 INFO L290 TraceCheckUtils]: 21: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8482 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,551 INFO L290 TraceCheckUtils]: 22: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8464 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,551 INFO L290 TraceCheckUtils]: 23: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8465 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,551 INFO L290 TraceCheckUtils]: 24: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8466 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,552 INFO L290 TraceCheckUtils]: 25: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8496 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,552 INFO L290 TraceCheckUtils]: 26: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8497 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,552 INFO L290 TraceCheckUtils]: 27: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8512 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,552 INFO L290 TraceCheckUtils]: 28: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8513 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,552 INFO L290 TraceCheckUtils]: 29: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8528 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,553 INFO L290 TraceCheckUtils]: 30: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8529 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,553 INFO L290 TraceCheckUtils]: 31: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8544 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,553 INFO L290 TraceCheckUtils]: 32: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8545 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,553 INFO L290 TraceCheckUtils]: 33: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8560 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,553 INFO L290 TraceCheckUtils]: 34: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8561 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,554 INFO L290 TraceCheckUtils]: 35: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8448 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,554 INFO L290 TraceCheckUtils]: 36: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8576 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,554 INFO L290 TraceCheckUtils]: 37: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8577 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,554 INFO L290 TraceCheckUtils]: 38: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8592 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,554 INFO L290 TraceCheckUtils]: 39: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8593 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,555 INFO L290 TraceCheckUtils]: 40: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8608 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,555 INFO L290 TraceCheckUtils]: 41: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8609 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,555 INFO L290 TraceCheckUtils]: 42: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8640 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,555 INFO L290 TraceCheckUtils]: 43: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8641 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,555 INFO L290 TraceCheckUtils]: 44: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8656 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,556 INFO L290 TraceCheckUtils]: 45: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume !(8657 == ~s__state~0); {56643#(not (= ssl3_accept_~s__state~0 8672))} is VALID [2022-04-08 08:16:59,556 INFO L290 TraceCheckUtils]: 46: Hoare triple {56643#(not (= ssl3_accept_~s__state~0 8672))} assume 8672 == ~s__state~0; {56637#false} is VALID [2022-04-08 08:16:59,556 INFO L290 TraceCheckUtils]: 47: Hoare triple {56637#false} assume -2147483648 <= #t~nondet53 && #t~nondet53 <= 2147483647;~ret~0 := #t~nondet53;havoc #t~nondet53; {56637#false} is VALID [2022-04-08 08:16:59,556 INFO L290 TraceCheckUtils]: 48: Hoare triple {56637#false} assume 11 == ~blastFlag~0;~blastFlag~0 := 12; {56637#false} is VALID [2022-04-08 08:16:59,556 INFO L290 TraceCheckUtils]: 49: Hoare triple {56637#false} assume !(~ret~0 <= 0);~s__state~0 := 8448; {56637#false} is VALID [2022-04-08 08:16:59,556 INFO L290 TraceCheckUtils]: 50: Hoare triple {56637#false} assume 0 != ~s__hit~0;~s__s3__tmp__next_state___0~0 := 8640; {56637#false} is VALID [2022-04-08 08:16:59,556 INFO L290 TraceCheckUtils]: 51: Hoare triple {56637#false} ~s__init_num~0 := 0; {56637#false} is VALID [2022-04-08 08:16:59,556 INFO L290 TraceCheckUtils]: 52: Hoare triple {56637#false} assume -2147483648 <= #t~nondet55 && #t~nondet55 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet55;havoc #t~nondet55; {56637#false} is VALID [2022-04-08 08:16:59,556 INFO L290 TraceCheckUtils]: 53: Hoare triple {56637#false} assume 0 == ~s__s3__tmp__reuse_message~0; {56637#false} is VALID [2022-04-08 08:16:59,556 INFO L290 TraceCheckUtils]: 54: Hoare triple {56637#false} assume 0 == ~skip~0; {56637#false} is VALID [2022-04-08 08:16:59,556 INFO L290 TraceCheckUtils]: 55: Hoare triple {56637#false} assume 8560 == ~state~0; {56637#false} is VALID [2022-04-08 08:16:59,557 INFO L290 TraceCheckUtils]: 56: Hoare triple {56637#false} assume 8448 == ~s__state~0; {56637#false} is VALID [2022-04-08 08:16:59,557 INFO L290 TraceCheckUtils]: 57: Hoare triple {56637#false} assume -1 != ~s__verify_mode~0; {56637#false} is VALID [2022-04-08 08:16:59,557 INFO L290 TraceCheckUtils]: 58: Hoare triple {56637#false} assume -2 != ~s__verify_mode~0; {56637#false} is VALID [2022-04-08 08:16:59,557 INFO L290 TraceCheckUtils]: 59: Hoare triple {56637#false} assume 9021 != ~__cil_tmp61~0 % 4294967296; {56637#false} is VALID [2022-04-08 08:16:59,557 INFO L290 TraceCheckUtils]: 60: Hoare triple {56637#false} assume 4294967294 != ~__cil_tmp58~0 % 4294967296; {56637#false} is VALID [2022-04-08 08:16:59,557 INFO L290 TraceCheckUtils]: 61: Hoare triple {56637#false} assume 4 != ~blastFlag~0; {56637#false} is VALID [2022-04-08 08:16:59,557 INFO L290 TraceCheckUtils]: 62: Hoare triple {56637#false} assume 1024 != ~tmp___7~0; {56637#false} is VALID [2022-04-08 08:16:59,557 INFO L290 TraceCheckUtils]: 63: Hoare triple {56637#false} assume !false; {56637#false} is VALID [2022-04-08 08:16:59,557 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 08:16:59,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:16:59,557 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914574454] [2022-04-08 08:16:59,557 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914574454] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:59,557 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:59,557 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:59,558 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:16:59,558 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [278642320] [2022-04-08 08:16:59,558 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [278642320] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:16:59,558 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:16:59,558 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:16:59,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428414040] [2022-04-08 08:16:59,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:16:59,558 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 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 64 [2022-04-08 08:16:59,558 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:16:59,558 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 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 08:16:59,600 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 64 edges. 64 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:16:59,600 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:16:59,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:16:59,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:16:59,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:16:59,600 INFO L87 Difference]: Start difference. First operand 504 states and 717 transitions. Second operand has 6 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 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 08:17:00,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:17:00,230 INFO L93 Difference]: Finished difference Result 1045 states and 1487 transitions. [2022-04-08 08:17:00,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:17:00,230 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 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 64 [2022-04-08 08:17:00,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:17:00,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 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 08:17:00,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 569 transitions. [2022-04-08 08:17:00,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 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 08:17:00,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 569 transitions. [2022-04-08 08:17:00,234 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 569 transitions. [2022-04-08 08:17:00,457 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 569 edges. 569 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:17:00,469 INFO L225 Difference]: With dead ends: 1045 [2022-04-08 08:17:00,470 INFO L226 Difference]: Without dead ends: 555 [2022-04-08 08:17:00,471 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 08:17:00,471 INFO L913 BasicCegarLoop]: 196 mSDtfsCounter, 807 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 377 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 807 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 440 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 377 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 08:17:00,471 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [807 Valid, 213 Invalid, 440 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 377 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 08:17:00,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states. [2022-04-08 08:17:00,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 549. [2022-04-08 08:17:00,588 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:17:00,589 INFO L82 GeneralOperation]: Start isEquivalent. First operand 555 states. Second operand has 549 states, 544 states have (on average 1.4209558823529411) internal successors, (773), 544 states have internal predecessors, (773), 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 08:17:00,589 INFO L74 IsIncluded]: Start isIncluded. First operand 555 states. Second operand has 549 states, 544 states have (on average 1.4209558823529411) internal successors, (773), 544 states have internal predecessors, (773), 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 08:17:00,589 INFO L87 Difference]: Start difference. First operand 555 states. Second operand has 549 states, 544 states have (on average 1.4209558823529411) internal successors, (773), 544 states have internal predecessors, (773), 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 08:17:00,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:17:00,599 INFO L93 Difference]: Finished difference Result 555 states and 787 transitions. [2022-04-08 08:17:00,599 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 787 transitions. [2022-04-08 08:17:00,599 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:17:00,599 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:17:00,600 INFO L74 IsIncluded]: Start isIncluded. First operand has 549 states, 544 states have (on average 1.4209558823529411) internal successors, (773), 544 states have internal predecessors, (773), 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 555 states. [2022-04-08 08:17:00,600 INFO L87 Difference]: Start difference. First operand has 549 states, 544 states have (on average 1.4209558823529411) internal successors, (773), 544 states have internal predecessors, (773), 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 555 states. [2022-04-08 08:17:00,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:17:00,610 INFO L93 Difference]: Finished difference Result 555 states and 787 transitions. [2022-04-08 08:17:00,610 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 787 transitions. [2022-04-08 08:17:00,610 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:17:00,610 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:17:00,610 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:17:00,610 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:17:00,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 549 states, 544 states have (on average 1.4209558823529411) internal successors, (773), 544 states have internal predecessors, (773), 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 08:17:00,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 777 transitions. [2022-04-08 08:17:00,622 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 777 transitions. Word has length 64 [2022-04-08 08:17:00,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:17:00,622 INFO L478 AbstractCegarLoop]: Abstraction has 549 states and 777 transitions. [2022-04-08 08:17:00,622 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 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 08:17:00,622 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 549 states and 777 transitions. [2022-04-08 08:17:01,852 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 777 edges. 777 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:17:01,853 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 777 transitions. [2022-04-08 08:17:01,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-04-08 08:17:01,853 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:17:01,853 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 08:17:01,853 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-04-08 08:17:01,853 INFO L403 AbstractCegarLoop]: === Iteration 26 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:17:01,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:17:01,854 INFO L85 PathProgramCache]: Analyzing trace with hash 1954305357, now seen corresponding path program 1 times [2022-04-08 08:17:01,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:17:01,854 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1456249867] [2022-04-08 08:17:01,854 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 08:17:01,854 INFO L85 PathProgramCache]: Analyzing trace with hash 1954305357, now seen corresponding path program 2 times [2022-04-08 08:17:01,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 08:17:01,854 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873172351] [2022-04-08 08:17:01,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 08:17:01,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 08:17:01,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:17:01,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 08:17:01,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 08:17:01,929 INFO L290 TraceCheckUtils]: 0: Hoare triple {60959#(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); {60951#true} is VALID [2022-04-08 08:17:01,929 INFO L290 TraceCheckUtils]: 1: Hoare triple {60951#true} assume true; {60951#true} is VALID [2022-04-08 08:17:01,929 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {60951#true} {60951#true} #752#return; {60951#true} is VALID [2022-04-08 08:17:01,929 INFO L272 TraceCheckUtils]: 0: Hoare triple {60951#true} call ULTIMATE.init(); {60959#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 08:17:01,929 INFO L290 TraceCheckUtils]: 1: Hoare triple {60959#(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); {60951#true} is VALID [2022-04-08 08:17:01,930 INFO L290 TraceCheckUtils]: 2: Hoare triple {60951#true} assume true; {60951#true} is VALID [2022-04-08 08:17:01,930 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {60951#true} {60951#true} #752#return; {60951#true} is VALID [2022-04-08 08:17:01,930 INFO L272 TraceCheckUtils]: 4: Hoare triple {60951#true} call #t~ret59 := main(); {60951#true} is VALID [2022-04-08 08:17:01,930 INFO L290 TraceCheckUtils]: 5: Hoare triple {60951#true} havoc ~s~0;havoc ~tmp~1;~s~0 := 8464; {60956#(<= main_~s~0 8464)} is VALID [2022-04-08 08:17:01,930 INFO L272 TraceCheckUtils]: 6: Hoare triple {60956#(<= main_~s~0 8464)} call #t~ret58 := ssl3_accept(~s~0); {60957#(not (= 8673 |ssl3_accept_#in~initial_state|))} is VALID [2022-04-08 08:17:01,931 INFO L290 TraceCheckUtils]: 7: Hoare triple {60957#(not (= 8673 |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;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;havoc ~s__s3__tmp__new_cipher__algorithms~0;havoc ~s__s3__tmp__next_state___0~0;havoc ~s__s3__tmp__new_cipher__algo_strength~0;havoc ~s__session__cipher~0;havoc ~buf~0;havoc ~l~0;havoc ~Time~0;havoc ~tmp~0;havoc ~cb~0;assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~num1~0 := #t~nondet19;havoc #t~nondet19;havoc ~ret~0;havoc ~new_state~0;havoc ~state~0;havoc ~skip~0;havoc ~got_new_session~0;assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___1~0 := #t~nondet20;havoc #t~nondet20;assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21;assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___3~0 := #t~nondet22;havoc #t~nondet22;assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___4~0 := #t~nondet23;havoc #t~nondet23;assume -2147483648 <= #t~nondet24 && #t~nondet24 <= 2147483647;~tmp___5~0 := #t~nondet24;havoc #t~nondet24;assume -2147483648 <= #t~nondet25 && #t~nondet25 <= 2147483647;~tmp___6~0 := #t~nondet25;havoc #t~nondet25;havoc ~tmp___7~0;assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647;~tmp___8~0 := #t~nondet26;havoc #t~nondet26;assume -2147483648 <= #t~nondet27 && #t~nondet27 <= 2147483647;~tmp___9~0 := #t~nondet27;havoc #t~nondet27;assume -2147483648 <= #t~nondet28 && #t~nondet28 <= 2147483647;~tmp___10~0 := #t~nondet28;havoc #t~nondet28;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;~__cil_tmp61~0 := #t~nondet29;havoc #t~nondet29;~s__state~0 := ~initial_state;~blastFlag~0 := 0;assume -2147483648 <= #t~nondet30 && #t~nondet30 <= 2147483647;~tmp~0 := #t~nondet30;havoc #t~nondet30;~Time~0 := ~tmp~0;~cb~0 := 0;~ret~0 := -1;~skip~0 := 0;~got_new_session~0 := 0; {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,932 INFO L290 TraceCheckUtils]: 8: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume 0 != ~s__info_callback~0;~cb~0 := ~s__info_callback~0; {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,932 INFO L290 TraceCheckUtils]: 9: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} #t~post31 := ~s__in_handshake~0;~s__in_handshake~0 := 1 + #t~post31;havoc #t~post31; {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,932 INFO L290 TraceCheckUtils]: 10: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(0 != 12288 + ~tmp___1~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,932 INFO L290 TraceCheckUtils]: 11: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(0 == ~s__cert~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,933 INFO L290 TraceCheckUtils]: 12: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !false; {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,933 INFO L290 TraceCheckUtils]: 13: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} ~state~0 := ~s__state~0; {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,933 INFO L290 TraceCheckUtils]: 14: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(12292 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,933 INFO L290 TraceCheckUtils]: 15: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(16384 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,934 INFO L290 TraceCheckUtils]: 16: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8192 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,934 INFO L290 TraceCheckUtils]: 17: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(24576 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,934 INFO L290 TraceCheckUtils]: 18: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8195 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,934 INFO L290 TraceCheckUtils]: 19: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8480 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,935 INFO L290 TraceCheckUtils]: 20: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8481 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,935 INFO L290 TraceCheckUtils]: 21: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8482 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,935 INFO L290 TraceCheckUtils]: 22: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8464 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,935 INFO L290 TraceCheckUtils]: 23: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8465 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,936 INFO L290 TraceCheckUtils]: 24: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8466 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,936 INFO L290 TraceCheckUtils]: 25: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8496 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,936 INFO L290 TraceCheckUtils]: 26: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8497 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,936 INFO L290 TraceCheckUtils]: 27: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8512 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,937 INFO L290 TraceCheckUtils]: 28: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8513 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,937 INFO L290 TraceCheckUtils]: 29: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8528 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,937 INFO L290 TraceCheckUtils]: 30: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8529 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,937 INFO L290 TraceCheckUtils]: 31: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8544 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,938 INFO L290 TraceCheckUtils]: 32: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8545 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,938 INFO L290 TraceCheckUtils]: 33: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8560 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,938 INFO L290 TraceCheckUtils]: 34: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8561 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,938 INFO L290 TraceCheckUtils]: 35: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8448 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,939 INFO L290 TraceCheckUtils]: 36: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8576 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,939 INFO L290 TraceCheckUtils]: 37: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8577 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,939 INFO L290 TraceCheckUtils]: 38: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8592 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,939 INFO L290 TraceCheckUtils]: 39: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8593 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,939 INFO L290 TraceCheckUtils]: 40: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8608 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,940 INFO L290 TraceCheckUtils]: 41: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8609 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,940 INFO L290 TraceCheckUtils]: 42: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8640 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,940 INFO L290 TraceCheckUtils]: 43: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8641 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,940 INFO L290 TraceCheckUtils]: 44: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8656 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,941 INFO L290 TraceCheckUtils]: 45: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8657 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,941 INFO L290 TraceCheckUtils]: 46: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume !(8672 == ~s__state~0); {60958#(not (= ssl3_accept_~s__state~0 8673))} is VALID [2022-04-08 08:17:01,941 INFO L290 TraceCheckUtils]: 47: Hoare triple {60958#(not (= ssl3_accept_~s__state~0 8673))} assume 8673 == ~s__state~0; {60952#false} is VALID [2022-04-08 08:17:01,941 INFO L290 TraceCheckUtils]: 48: Hoare triple {60952#false} assume -2147483648 <= #t~nondet53 && #t~nondet53 <= 2147483647;~ret~0 := #t~nondet53;havoc #t~nondet53; {60952#false} is VALID [2022-04-08 08:17:01,941 INFO L290 TraceCheckUtils]: 49: Hoare triple {60952#false} assume 11 == ~blastFlag~0;~blastFlag~0 := 12; {60952#false} is VALID [2022-04-08 08:17:01,941 INFO L290 TraceCheckUtils]: 50: Hoare triple {60952#false} assume !(~ret~0 <= 0);~s__state~0 := 8448; {60952#false} is VALID [2022-04-08 08:17:01,941 INFO L290 TraceCheckUtils]: 51: Hoare triple {60952#false} assume 0 != ~s__hit~0;~s__s3__tmp__next_state___0~0 := 8640; {60952#false} is VALID [2022-04-08 08:17:01,941 INFO L290 TraceCheckUtils]: 52: Hoare triple {60952#false} ~s__init_num~0 := 0; {60952#false} is VALID [2022-04-08 08:17:01,942 INFO L290 TraceCheckUtils]: 53: Hoare triple {60952#false} assume -2147483648 <= #t~nondet55 && #t~nondet55 <= 2147483647;~s__s3__tmp__reuse_message~0 := #t~nondet55;havoc #t~nondet55; {60952#false} is VALID [2022-04-08 08:17:01,942 INFO L290 TraceCheckUtils]: 54: Hoare triple {60952#false} assume 0 == ~s__s3__tmp__reuse_message~0; {60952#false} is VALID [2022-04-08 08:17:01,942 INFO L290 TraceCheckUtils]: 55: Hoare triple {60952#false} assume 0 == ~skip~0; {60952#false} is VALID [2022-04-08 08:17:01,942 INFO L290 TraceCheckUtils]: 56: Hoare triple {60952#false} assume 8560 == ~state~0; {60952#false} is VALID [2022-04-08 08:17:01,942 INFO L290 TraceCheckUtils]: 57: Hoare triple {60952#false} assume 8448 == ~s__state~0; {60952#false} is VALID [2022-04-08 08:17:01,942 INFO L290 TraceCheckUtils]: 58: Hoare triple {60952#false} assume -1 != ~s__verify_mode~0; {60952#false} is VALID [2022-04-08 08:17:01,942 INFO L290 TraceCheckUtils]: 59: Hoare triple {60952#false} assume -2 != ~s__verify_mode~0; {60952#false} is VALID [2022-04-08 08:17:01,942 INFO L290 TraceCheckUtils]: 60: Hoare triple {60952#false} assume 9021 != ~__cil_tmp61~0 % 4294967296; {60952#false} is VALID [2022-04-08 08:17:01,942 INFO L290 TraceCheckUtils]: 61: Hoare triple {60952#false} assume 4294967294 != ~__cil_tmp58~0 % 4294967296; {60952#false} is VALID [2022-04-08 08:17:01,942 INFO L290 TraceCheckUtils]: 62: Hoare triple {60952#false} assume 4 != ~blastFlag~0; {60952#false} is VALID [2022-04-08 08:17:01,942 INFO L290 TraceCheckUtils]: 63: Hoare triple {60952#false} assume 1024 != ~tmp___7~0; {60952#false} is VALID [2022-04-08 08:17:01,942 INFO L290 TraceCheckUtils]: 64: Hoare triple {60952#false} assume !false; {60952#false} is VALID [2022-04-08 08:17:01,942 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 08:17:01,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 08:17:01,943 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873172351] [2022-04-08 08:17:01,943 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873172351] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:17:01,943 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:17:01,943 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:17:01,943 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 08:17:01,943 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1456249867] [2022-04-08 08:17:01,943 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1456249867] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 08:17:01,943 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 08:17:01,943 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 08:17:01,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024992230] [2022-04-08 08:17:01,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 08:17:01,944 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 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 65 [2022-04-08 08:17:01,944 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 08:17:01,944 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 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 08:17:01,968 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:17:01,968 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 08:17:01,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 08:17:01,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 08:17:01,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 08:17:01,969 INFO L87 Difference]: Start difference. First operand 549 states and 777 transitions. Second operand has 6 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 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 08:17:02,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:17:02,703 INFO L93 Difference]: Finished difference Result 1094 states and 1553 transitions. [2022-04-08 08:17:02,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 08:17:02,703 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 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 65 [2022-04-08 08:17:02,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 08:17:02,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 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 08:17:02,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 570 transitions. [2022-04-08 08:17:02,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 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 08:17:02,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 570 transitions. [2022-04-08 08:17:02,707 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 570 transitions. [2022-04-08 08:17:03,003 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 570 edges. 570 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:17:03,015 INFO L225 Difference]: With dead ends: 1094 [2022-04-08 08:17:03,015 INFO L226 Difference]: Without dead ends: 557 [2022-04-08 08:17:03,016 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 08:17:03,017 INFO L913 BasicCegarLoop]: 194 mSDtfsCounter, 815 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 374 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 815 SdHoareTripleChecker+Valid, 211 SdHoareTripleChecker+Invalid, 438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 374 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 08:17:03,018 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [815 Valid, 211 Invalid, 438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 374 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 08:17:03,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 557 states. [2022-04-08 08:17:03,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 557 to 551. [2022-04-08 08:17:03,132 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 08:17:03,133 INFO L82 GeneralOperation]: Start isEquivalent. First operand 557 states. Second operand has 551 states, 546 states have (on average 1.4212454212454213) internal successors, (776), 546 states have internal predecessors, (776), 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 08:17:03,133 INFO L74 IsIncluded]: Start isIncluded. First operand 557 states. Second operand has 551 states, 546 states have (on average 1.4212454212454213) internal successors, (776), 546 states have internal predecessors, (776), 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 08:17:03,133 INFO L87 Difference]: Start difference. First operand 557 states. Second operand has 551 states, 546 states have (on average 1.4212454212454213) internal successors, (776), 546 states have internal predecessors, (776), 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 08:17:03,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:17:03,142 INFO L93 Difference]: Finished difference Result 557 states and 790 transitions. [2022-04-08 08:17:03,142 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 790 transitions. [2022-04-08 08:17:03,143 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:17:03,143 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:17:03,143 INFO L74 IsIncluded]: Start isIncluded. First operand has 551 states, 546 states have (on average 1.4212454212454213) internal successors, (776), 546 states have internal predecessors, (776), 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 557 states. [2022-04-08 08:17:03,144 INFO L87 Difference]: Start difference. First operand has 551 states, 546 states have (on average 1.4212454212454213) internal successors, (776), 546 states have internal predecessors, (776), 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 557 states. [2022-04-08 08:17:03,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 08:17:03,152 INFO L93 Difference]: Finished difference Result 557 states and 790 transitions. [2022-04-08 08:17:03,153 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 790 transitions. [2022-04-08 08:17:03,153 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 08:17:03,153 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 08:17:03,153 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 08:17:03,153 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 08:17:03,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 551 states, 546 states have (on average 1.4212454212454213) internal successors, (776), 546 states have internal predecessors, (776), 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 08:17:03,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 551 states and 780 transitions. [2022-04-08 08:17:03,164 INFO L78 Accepts]: Start accepts. Automaton has 551 states and 780 transitions. Word has length 65 [2022-04-08 08:17:03,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 08:17:03,165 INFO L478 AbstractCegarLoop]: Abstraction has 551 states and 780 transitions. [2022-04-08 08:17:03,165 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 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 08:17:03,165 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 551 states and 780 transitions. [2022-04-08 08:17:04,570 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 780 edges. 780 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 08:17:04,571 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 780 transitions. [2022-04-08 08:17:04,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-04-08 08:17:04,571 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 08:17:04,571 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, 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] [2022-04-08 08:17:04,571 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-04-08 08:17:04,571 INFO L403 AbstractCegarLoop]: === Iteration 27 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 08:17:04,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 08:17:04,572 INFO L85 PathProgramCache]: Analyzing trace with hash 1606826053, now seen corresponding path program 1 times [2022-04-08 08:17:04,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 08:17:04,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [497294509] [2022-04-08 08:17:04,963 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 08:17:04,964 INFO L158 Benchmark]: Toolchain (without parser) took 50124.07ms. Allocated memory was 215.0MB in the beginning and 528.5MB in the end (delta: 313.5MB). Free memory was 160.1MB in the beginning and 293.6MB in the end (delta: -133.5MB). Peak memory consumption was 181.2MB. Max. memory is 8.0GB. [2022-04-08 08:17:04,965 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 215.0MB. Free memory is still 177.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-04-08 08:17:04,965 INFO L158 Benchmark]: CACSL2BoogieTranslator took 267.21ms. Allocated memory was 215.0MB in the beginning and 304.1MB in the end (delta: 89.1MB). Free memory was 159.9MB in the beginning and 268.2MB in the end (delta: -108.3MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-04-08 08:17:04,965 INFO L158 Benchmark]: Boogie Preprocessor took 41.90ms. Allocated memory is still 304.1MB. Free memory was 267.8MB in the beginning and 265.2MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-04-08 08:17:04,965 INFO L158 Benchmark]: RCFGBuilder took 725.54ms. Allocated memory is still 304.1MB. Free memory was 265.2MB in the beginning and 225.9MB in the end (delta: 39.3MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. [2022-04-08 08:17:04,965 INFO L158 Benchmark]: TraceAbstraction took 49076.73ms. Allocated memory was 304.1MB in the beginning and 528.5MB in the end (delta: 224.4MB). Free memory was 225.3MB in the beginning and 293.6MB in the end (delta: -68.3MB). Peak memory consumption was 156.1MB. Max. memory is 8.0GB. [2022-04-08 08:17:04,967 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 0.11ms. Allocated memory is still 215.0MB. Free memory is still 177.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 267.21ms. Allocated memory was 215.0MB in the beginning and 304.1MB in the end (delta: 89.1MB). Free memory was 159.9MB in the beginning and 268.2MB in the end (delta: -108.3MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 41.90ms. Allocated memory is still 304.1MB. Free memory was 267.8MB in the beginning and 265.2MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 725.54ms. Allocated memory is still 304.1MB. Free memory was 265.2MB in the beginning and 225.9MB in the end (delta: 39.3MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. * TraceAbstraction took 49076.73ms. Allocated memory was 304.1MB in the beginning and 528.5MB in the end (delta: 224.4MB). Free memory was 225.3MB in the beginning and 293.6MB in the end (delta: -68.3MB). Peak memory consumption was 156.1MB. 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 08:17:05,007 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...