/usr/bin/java -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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/openssl-simplified/s3_srvr_8.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-b030c9e [2022-03-20 02:33:22,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-20 02:33:22,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-20 02:33:22,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-03-20 02:33:22,211 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-20 02:33:22,212 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-20 02:33:22,213 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-20 02:33:22,214 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-20 02:33:22,214 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-20 02:33:22,215 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-20 02:33:22,217 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-20 02:33:22,218 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-20 02:33:22,220 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-03-20 02:33:22,221 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-20 02:33:22,222 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-20 02:33:22,223 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-20 02:33:22,223 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-20 02:33:22,226 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-20 02:33:22,239 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2022-03-20 02:33:22,278 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-20 02:33:22,279 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-20 02:33:22,279 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-20 02:33:22,279 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-20 02:33:22,280 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-20 02:33:22,280 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-20 02:33:22,281 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-20 02:33:22,281 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-20 02:33:22,281 INFO L138 SettingsManager]: * Use SBE=true [2022-03-20 02:33:22,282 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-20 02:33:22,282 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-20 02:33:22,282 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-20 02:33:22,282 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-20 02:33:22,282 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-20 02:33:22,282 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-20 02:33:22,283 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-20 02:33:22,283 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-20 02:33:22,283 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-20 02:33:22,283 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-20 02:33:22,283 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-20 02:33:22,283 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-20 02:33:22,283 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-20 02:33:22,284 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-20 02:33:22,284 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-20 02:33:22,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-20 02:33:22,284 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-20 02:33:22,284 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-20 02:33:22,284 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-20 02:33:22,285 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-20 02:33:22,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-20 02:33:22,285 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-20 02:33:22,285 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-03-20 02:33:22,285 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-20 02:33:22,286 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-03-20 02:33:22,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-20 02:33:22,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-20 02:33:22,525 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-20 02:33:22,526 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-20 02:33:22,527 INFO L275 PluginConnector]: CDTParser initialized [2022-03-20 02:33:22,528 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/openssl-simplified/s3_srvr_8.cil.c [2022-03-20 02:33:22,586 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/671c9b4d9/4a07608005f54ba9b91baa93eaf46b07/FLAG2e46c9b1b [2022-03-20 02:33:23,005 INFO L306 CDTParser]: Found 1 translation units. [2022-03-20 02:33:23,005 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/openssl-simplified/s3_srvr_8.cil.c [2022-03-20 02:33:23,017 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/671c9b4d9/4a07608005f54ba9b91baa93eaf46b07/FLAG2e46c9b1b [2022-03-20 02:33:23,379 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/671c9b4d9/4a07608005f54ba9b91baa93eaf46b07 [2022-03-20 02:33:23,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-20 02:33:23,382 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-20 02:33:23,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-20 02:33:23,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-20 02:33:23,387 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-20 02:33:23,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.03 02:33:23" (1/1) ... [2022-03-20 02:33:23,389 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@403e4dbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:33:23, skipping insertion in model container [2022-03-20 02:33:23,389 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.03 02:33:23" (1/1) ... [2022-03-20 02:33:23,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-20 02:33:23,433 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-20 02:33:23,643 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_8.cil.c[44970,44983] [2022-03-20 02:33:23,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-20 02:33:23,668 INFO L203 MainTranslator]: Completed pre-run [2022-03-20 02:33:23,728 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_8.cil.c[44970,44983] [2022-03-20 02:33:23,731 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-20 02:33:23,742 INFO L208 MainTranslator]: Completed translation [2022-03-20 02:33:23,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:33:23 WrapperNode [2022-03-20 02:33:23,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-20 02:33:23,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-20 02:33:23,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-20 02:33:23,744 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-20 02:33:23,754 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:33:23" (1/1) ... [2022-03-20 02:33:23,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:33:23" (1/1) ... [2022-03-20 02:33:23,765 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:33:23" (1/1) ... [2022-03-20 02:33:23,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:33:23" (1/1) ... [2022-03-20 02:33:23,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:33:23" (1/1) ... [2022-03-20 02:33:23,798 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:33:23" (1/1) ... [2022-03-20 02:33:23,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:33:23" (1/1) ... [2022-03-20 02:33:23,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-20 02:33:23,804 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-20 02:33:23,804 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-20 02:33:23,804 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-20 02:33:23,809 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:33:23" (1/1) ... [2022-03-20 02:33:23,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-20 02:33:23,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-20 02:33:23,853 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) [2022-03-20 02:33:23,876 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 [2022-03-20 02:33:23,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-03-20 02:33:23,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-20 02:33:23,894 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-03-20 02:33:23,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2022-03-20 02:33:23,896 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-03-20 02:33:23,897 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-03-20 02:33:23,897 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-03-20 02:33:23,897 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-03-20 02:33:23,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-20 02:33:23,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2022-03-20 02:33:23,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-03-20 02:33:23,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-03-20 02:33:23,897 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2022-03-20 02:33:23,897 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-03-20 02:33:23,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-03-20 02:33:23,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-20 02:33:23,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-20 02:33:23,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-20 02:33:23,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-20 02:33:23,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-20 02:33:24,021 INFO L234 CfgBuilder]: Building ICFG [2022-03-20 02:33:24,022 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-20 02:33:24,083 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-03-20 02:33:24,407 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2022-03-20 02:33:24,407 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2022-03-20 02:33:24,414 INFO L275 CfgBuilder]: Performing block encoding [2022-03-20 02:33:24,421 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-20 02:33:24,421 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-03-20 02:33:24,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.03 02:33:24 BoogieIcfgContainer [2022-03-20 02:33:24,423 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-20 02:33:24,425 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-20 02:33:24,425 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-20 02:33:24,443 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-20 02:33:24,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.03 02:33:23" (1/3) ... [2022-03-20 02:33:24,444 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dd5389c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.03 02:33:24, skipping insertion in model container [2022-03-20 02:33:24,445 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:33:23" (2/3) ... [2022-03-20 02:33:24,445 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dd5389c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.03 02:33:24, skipping insertion in model container [2022-03-20 02:33:24,445 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.03 02:33:24" (3/3) ... [2022-03-20 02:33:24,446 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_8.cil.c [2022-03-20 02:33:24,451 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-20 02:33:24,451 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-20 02:33:24,500 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-20 02:33:24,506 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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 [2022-03-20 02:33:24,506 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-03-20 02:33:24,527 INFO L276 IsEmpty]: Start isEmpty. Operand has 156 states, 148 states have (on average 1.722972972972973) internal successors, (255), 149 states have internal predecessors, (255), 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) [2022-03-20 02:33:24,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-03-20 02:33:24,535 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:33:24,536 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] [2022-03-20 02:33:24,536 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:33:24,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:33:24,541 INFO L85 PathProgramCache]: Analyzing trace with hash 855317168, now seen corresponding path program 1 times [2022-03-20 02:33:24,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:33:24,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778820860] [2022-03-20 02:33:24,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:24,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:33:24,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:24,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:33:24,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:24,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 02:33:24,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:33:24,918 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778820860] [2022-03-20 02:33:24,918 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1778820860] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:33:24,919 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:33:24,919 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:33:24,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727831042] [2022-03-20 02:33:24,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:33:24,929 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:33:24,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:33:24,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:33:24,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:33:24,966 INFO L87 Difference]: Start difference. First operand has 156 states, 148 states have (on average 1.722972972972973) internal successors, (255), 149 states have internal predecessors, (255), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 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) [2022-03-20 02:33:25,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:33:25,448 INFO L93 Difference]: Finished difference Result 432 states and 737 transitions. [2022-03-20 02:33:25,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:33:25,450 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 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 48 [2022-03-20 02:33:25,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:33:25,463 INFO L225 Difference]: With dead ends: 432 [2022-03-20 02:33:25,464 INFO L226 Difference]: Without dead ends: 263 [2022-03-20 02:33:25,469 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:33:25,476 INFO L913 BasicCegarLoop]: 246 mSDtfsCounter, 660 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 254 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 662 SdHoareTripleChecker+Valid, 255 SdHoareTripleChecker+Invalid, 267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-20 02:33:25,477 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [662 Valid, 255 Invalid, 267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 254 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-20 02:33:25,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2022-03-20 02:33:25,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 263. [2022-03-20 02:33:25,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 263 states, 258 states have (on average 1.5232558139534884) internal successors, (393), 258 states have internal predecessors, (393), 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) [2022-03-20 02:33:25,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 397 transitions. [2022-03-20 02:33:25,528 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 397 transitions. Word has length 48 [2022-03-20 02:33:25,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:33:25,528 INFO L478 AbstractCegarLoop]: Abstraction has 263 states and 397 transitions. [2022-03-20 02:33:25,529 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 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) [2022-03-20 02:33:25,529 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 397 transitions. [2022-03-20 02:33:25,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-03-20 02:33:25,532 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:33:25,532 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:33:25,532 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-20 02:33:25,533 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:33:25,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:33:25,533 INFO L85 PathProgramCache]: Analyzing trace with hash 940901327, now seen corresponding path program 1 times [2022-03-20 02:33:25,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:33:25,534 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409024195] [2022-03-20 02:33:25,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:25,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:33:25,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:25,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:33:25,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:25,651 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 02:33:25,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:33:25,653 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409024195] [2022-03-20 02:33:25,653 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409024195] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:33:25,653 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:33:25,653 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:33:25,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415214362] [2022-03-20 02:33:25,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:33:25,656 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:33:25,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:33:25,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:33:25,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:33:25,658 INFO L87 Difference]: Start difference. First operand 263 states and 397 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 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) [2022-03-20 02:33:25,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:33:25,918 INFO L93 Difference]: Finished difference Result 418 states and 642 transitions. [2022-03-20 02:33:25,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:33:25,919 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 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 64 [2022-03-20 02:33:25,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:33:25,923 INFO L225 Difference]: With dead ends: 418 [2022-03-20 02:33:25,923 INFO L226 Difference]: Without dead ends: 292 [2022-03-20 02:33:25,929 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:33:25,931 INFO L913 BasicCegarLoop]: 225 mSDtfsCounter, 227 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 223 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 227 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:33:25,932 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [227 Valid, 232 Invalid, 238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 223 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 02:33:25,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2022-03-20 02:33:25,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 284. [2022-03-20 02:33:25,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 284 states, 279 states have (on average 1.5017921146953406) internal successors, (419), 279 states have internal predecessors, (419), 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) [2022-03-20 02:33:25,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 423 transitions. [2022-03-20 02:33:25,951 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 423 transitions. Word has length 64 [2022-03-20 02:33:25,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:33:25,951 INFO L478 AbstractCegarLoop]: Abstraction has 284 states and 423 transitions. [2022-03-20 02:33:25,951 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 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) [2022-03-20 02:33:25,952 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 423 transitions. [2022-03-20 02:33:25,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-03-20 02:33:25,955 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:33:25,956 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:33:25,956 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-20 02:33:25,956 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:33:25,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:33:25,957 INFO L85 PathProgramCache]: Analyzing trace with hash -269565157, now seen corresponding path program 1 times [2022-03-20 02:33:25,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:33:25,957 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244861060] [2022-03-20 02:33:25,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:25,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:33:25,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:26,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:33:26,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:26,033 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-20 02:33:26,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:33:26,033 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244861060] [2022-03-20 02:33:26,034 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1244861060] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:33:26,034 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:33:26,034 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:33:26,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749638496] [2022-03-20 02:33:26,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:33:26,034 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:33:26,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:33:26,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:33:26,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:33:26,035 INFO L87 Difference]: Start difference. First operand 284 states and 423 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 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) [2022-03-20 02:33:26,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:33:26,323 INFO L93 Difference]: Finished difference Result 664 states and 1020 transitions. [2022-03-20 02:33:26,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:33:26,323 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 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 85 [2022-03-20 02:33:26,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:33:26,326 INFO L225 Difference]: With dead ends: 664 [2022-03-20 02:33:26,326 INFO L226 Difference]: Without dead ends: 394 [2022-03-20 02:33:26,327 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:33:26,328 INFO L913 BasicCegarLoop]: 224 mSDtfsCounter, 264 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 228 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 264 SdHoareTripleChecker+Valid, 231 SdHoareTripleChecker+Invalid, 267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 228 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-20 02:33:26,328 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [264 Valid, 231 Invalid, 267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 228 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-20 02:33:26,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2022-03-20 02:33:26,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 366. [2022-03-20 02:33:26,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 366 states, 361 states have (on average 1.4321329639889198) internal successors, (517), 361 states have internal predecessors, (517), 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) [2022-03-20 02:33:26,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 521 transitions. [2022-03-20 02:33:26,346 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 521 transitions. Word has length 85 [2022-03-20 02:33:26,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:33:26,347 INFO L478 AbstractCegarLoop]: Abstraction has 366 states and 521 transitions. [2022-03-20 02:33:26,347 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 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) [2022-03-20 02:33:26,347 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 521 transitions. [2022-03-20 02:33:26,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-03-20 02:33:26,349 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:33:26,350 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:33:26,350 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-20 02:33:26,350 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:33:26,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:33:26,351 INFO L85 PathProgramCache]: Analyzing trace with hash -1641372455, now seen corresponding path program 1 times [2022-03-20 02:33:26,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:33:26,351 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649079667] [2022-03-20 02:33:26,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:26,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:33:26,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:26,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:33:26,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:26,464 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-20 02:33:26,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:33:26,465 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649079667] [2022-03-20 02:33:26,465 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649079667] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:33:26,465 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:33:26,465 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:33:26,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41731239] [2022-03-20 02:33:26,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:33:26,467 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:33:26,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:33:26,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:33:26,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:33:26,469 INFO L87 Difference]: Start difference. First operand 366 states and 521 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 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) [2022-03-20 02:33:26,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:33:26,713 INFO L93 Difference]: Finished difference Result 772 states and 1118 transitions. [2022-03-20 02:33:26,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:33:26,713 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 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 85 [2022-03-20 02:33:26,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:33:26,717 INFO L225 Difference]: With dead ends: 772 [2022-03-20 02:33:26,717 INFO L226 Difference]: Without dead ends: 420 [2022-03-20 02:33:26,718 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:33:26,726 INFO L913 BasicCegarLoop]: 226 mSDtfsCounter, 226 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:33:26,727 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [226 Valid, 233 Invalid, 242 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 225 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 02:33:26,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states. [2022-03-20 02:33:26,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 412. [2022-03-20 02:33:26,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 412 states, 407 states have (on average 1.4078624078624078) internal successors, (573), 407 states have internal predecessors, (573), 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) [2022-03-20 02:33:26,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 577 transitions. [2022-03-20 02:33:26,757 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 577 transitions. Word has length 85 [2022-03-20 02:33:26,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:33:26,757 INFO L478 AbstractCegarLoop]: Abstraction has 412 states and 577 transitions. [2022-03-20 02:33:26,758 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 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) [2022-03-20 02:33:26,758 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 577 transitions. [2022-03-20 02:33:26,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-20 02:33:26,761 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:33:26,761 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:33:26,761 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-20 02:33:26,761 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:33:26,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:33:26,762 INFO L85 PathProgramCache]: Analyzing trace with hash 37705706, now seen corresponding path program 1 times [2022-03-20 02:33:26,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:33:26,763 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817179522] [2022-03-20 02:33:26,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:26,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:33:26,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:26,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:33:26,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:26,833 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-20 02:33:26,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:33:26,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [817179522] [2022-03-20 02:33:26,833 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [817179522] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:33:26,833 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:33:26,834 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:33:26,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795078877] [2022-03-20 02:33:26,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:33:26,834 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:33:26,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:33:26,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:33:26,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:33:26,835 INFO L87 Difference]: Start difference. First operand 412 states and 577 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 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) [2022-03-20 02:33:27,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:33:27,047 INFO L93 Difference]: Finished difference Result 1006 states and 1433 transitions. [2022-03-20 02:33:27,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:33:27,048 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 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 98 [2022-03-20 02:33:27,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:33:27,051 INFO L225 Difference]: With dead ends: 1006 [2022-03-20 02:33:27,052 INFO L226 Difference]: Without dead ends: 602 [2022-03-20 02:33:27,053 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:33:27,053 INFO L913 BasicCegarLoop]: 224 mSDtfsCounter, 352 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 352 SdHoareTripleChecker+Valid, 231 SdHoareTripleChecker+Invalid, 220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:33:27,054 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [352 Valid, 231 Invalid, 220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 162 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 02:33:27,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2022-03-20 02:33:27,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 588. [2022-03-20 02:33:27,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 588 states, 583 states have (on average 1.41852487135506) internal successors, (827), 583 states have internal predecessors, (827), 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) [2022-03-20 02:33:27,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 588 states and 831 transitions. [2022-03-20 02:33:27,073 INFO L78 Accepts]: Start accepts. Automaton has 588 states and 831 transitions. Word has length 98 [2022-03-20 02:33:27,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:33:27,073 INFO L478 AbstractCegarLoop]: Abstraction has 588 states and 831 transitions. [2022-03-20 02:33:27,074 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 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) [2022-03-20 02:33:27,074 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 831 transitions. [2022-03-20 02:33:27,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-20 02:33:27,075 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:33:27,076 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:33:27,076 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-20 02:33:27,076 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:33:27,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:33:27,077 INFO L85 PathProgramCache]: Analyzing trace with hash 1001250365, now seen corresponding path program 1 times [2022-03-20 02:33:27,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:33:27,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177337217] [2022-03-20 02:33:27,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:27,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:33:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:27,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:33:27,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:27,136 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-03-20 02:33:27,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:33:27,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177337217] [2022-03-20 02:33:27,137 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177337217] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:33:27,137 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:33:27,137 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:33:27,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627216343] [2022-03-20 02:33:27,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:33:27,137 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:33:27,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:33:27,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:33:27,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:33:27,138 INFO L87 Difference]: Start difference. First operand 588 states and 831 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 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) [2022-03-20 02:33:27,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:33:27,366 INFO L93 Difference]: Finished difference Result 1238 states and 1772 transitions. [2022-03-20 02:33:27,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:33:27,367 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 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 106 [2022-03-20 02:33:27,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:33:27,372 INFO L225 Difference]: With dead ends: 1238 [2022-03-20 02:33:27,372 INFO L226 Difference]: Without dead ends: 664 [2022-03-20 02:33:27,373 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:33:27,374 INFO L913 BasicCegarLoop]: 225 mSDtfsCounter, 258 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 227 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 227 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:33:27,374 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [258 Valid, 232 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 227 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 02:33:27,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 664 states. [2022-03-20 02:33:27,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 664 to 638. [2022-03-20 02:33:27,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 638 states, 633 states have (on average 1.401263823064771) internal successors, (887), 633 states have internal predecessors, (887), 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) [2022-03-20 02:33:27,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 638 states and 891 transitions. [2022-03-20 02:33:27,394 INFO L78 Accepts]: Start accepts. Automaton has 638 states and 891 transitions. Word has length 106 [2022-03-20 02:33:27,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:33:27,394 INFO L478 AbstractCegarLoop]: Abstraction has 638 states and 891 transitions. [2022-03-20 02:33:27,394 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 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) [2022-03-20 02:33:27,394 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 891 transitions. [2022-03-20 02:33:27,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-03-20 02:33:27,396 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:33:27,396 INFO L499 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:33:27,396 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-20 02:33:27,396 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:33:27,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:33:27,397 INFO L85 PathProgramCache]: Analyzing trace with hash -2134649007, now seen corresponding path program 1 times [2022-03-20 02:33:27,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:33:27,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248232079] [2022-03-20 02:33:27,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:27,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:33:27,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:27,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:33:27,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:27,502 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2022-03-20 02:33:27,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:33:27,503 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248232079] [2022-03-20 02:33:27,503 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248232079] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:33:27,503 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:33:27,503 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:33:27,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664610225] [2022-03-20 02:33:27,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:33:27,504 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:33:27,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:33:27,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:33:27,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:33:27,505 INFO L87 Difference]: Start difference. First operand 638 states and 891 transitions. Second operand has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 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) [2022-03-20 02:33:27,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:33:27,710 INFO L93 Difference]: Finished difference Result 1872 states and 2611 transitions. [2022-03-20 02:33:27,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:33:27,711 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 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 132 [2022-03-20 02:33:27,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:33:27,717 INFO L225 Difference]: With dead ends: 1872 [2022-03-20 02:33:27,717 INFO L226 Difference]: Without dead ends: 1248 [2022-03-20 02:33:27,719 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:33:27,720 INFO L913 BasicCegarLoop]: 386 mSDtfsCounter, 397 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 211 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 397 SdHoareTripleChecker+Valid, 393 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:33:27,721 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [397 Valid, 393 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 02:33:27,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1248 states. [2022-03-20 02:33:27,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1248 to 640. [2022-03-20 02:33:27,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 640 states, 635 states have (on average 1.4) internal successors, (889), 635 states have internal predecessors, (889), 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) [2022-03-20 02:33:27,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 640 states and 893 transitions. [2022-03-20 02:33:27,747 INFO L78 Accepts]: Start accepts. Automaton has 640 states and 893 transitions. Word has length 132 [2022-03-20 02:33:27,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:33:27,747 INFO L478 AbstractCegarLoop]: Abstraction has 640 states and 893 transitions. [2022-03-20 02:33:27,747 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 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) [2022-03-20 02:33:27,747 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 893 transitions. [2022-03-20 02:33:27,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-03-20 02:33:27,751 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:33:27,752 INFO L499 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:33:27,752 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-20 02:33:27,752 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:33:27,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:33:27,752 INFO L85 PathProgramCache]: Analyzing trace with hash 1533920050, now seen corresponding path program 1 times [2022-03-20 02:33:27,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:33:27,753 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536214429] [2022-03-20 02:33:27,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:27,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:33:27,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:27,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:33:27,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:27,818 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2022-03-20 02:33:27,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:33:27,819 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536214429] [2022-03-20 02:33:27,819 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536214429] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:33:27,819 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:33:27,819 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:33:27,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748459999] [2022-03-20 02:33:27,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:33:27,827 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:33:27,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:33:27,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:33:27,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:33:27,828 INFO L87 Difference]: Start difference. First operand 640 states and 893 transitions. Second operand has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 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) [2022-03-20 02:33:28,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:33:28,047 INFO L93 Difference]: Finished difference Result 1336 states and 1888 transitions. [2022-03-20 02:33:28,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:33:28,048 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 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 132 [2022-03-20 02:33:28,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:33:28,051 INFO L225 Difference]: With dead ends: 1336 [2022-03-20 02:33:28,051 INFO L226 Difference]: Without dead ends: 710 [2022-03-20 02:33:28,053 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:33:28,054 INFO L913 BasicCegarLoop]: 225 mSDtfsCounter, 239 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 229 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:33:28,054 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [239 Valid, 232 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 229 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 02:33:28,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 710 states. [2022-03-20 02:33:28,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 710 to 694. [2022-03-20 02:33:28,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 694 states, 689 states have (on average 1.3831640058055152) internal successors, (953), 689 states have internal predecessors, (953), 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) [2022-03-20 02:33:28,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 694 states and 957 transitions. [2022-03-20 02:33:28,075 INFO L78 Accepts]: Start accepts. Automaton has 694 states and 957 transitions. Word has length 132 [2022-03-20 02:33:28,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:33:28,075 INFO L478 AbstractCegarLoop]: Abstraction has 694 states and 957 transitions. [2022-03-20 02:33:28,075 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 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) [2022-03-20 02:33:28,076 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 957 transitions. [2022-03-20 02:33:28,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-03-20 02:33:28,077 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:33:28,078 INFO L499 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:33:28,078 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-20 02:33:28,078 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:33:28,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:33:28,078 INFO L85 PathProgramCache]: Analyzing trace with hash 1281320483, now seen corresponding path program 1 times [2022-03-20 02:33:28,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:33:28,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638638771] [2022-03-20 02:33:28,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:28,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:33:28,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:28,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:33:28,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:28,150 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-03-20 02:33:28,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:33:28,150 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638638771] [2022-03-20 02:33:28,150 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638638771] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:33:28,150 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:33:28,150 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:33:28,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065467411] [2022-03-20 02:33:28,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:33:28,151 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:33:28,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:33:28,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:33:28,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:33:28,152 INFO L87 Difference]: Start difference. First operand 694 states and 957 transitions. Second operand has 4 states, 4 states have (on average 27.25) internal successors, (109), 3 states have internal predecessors, (109), 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) [2022-03-20 02:33:28,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:33:28,360 INFO L93 Difference]: Finished difference Result 1394 states and 1925 transitions. [2022-03-20 02:33:28,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:33:28,360 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.25) internal successors, (109), 3 states have internal predecessors, (109), 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 138 [2022-03-20 02:33:28,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:33:28,364 INFO L225 Difference]: With dead ends: 1394 [2022-03-20 02:33:28,364 INFO L226 Difference]: Without dead ends: 712 [2022-03-20 02:33:28,365 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:33:28,367 INFO L913 BasicCegarLoop]: 224 mSDtfsCounter, 359 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 359 SdHoareTripleChecker+Valid, 231 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:33:28,367 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [359 Valid, 231 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 02:33:28,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 712 states. [2022-03-20 02:33:28,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 712 to 700. [2022-03-20 02:33:28,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 700 states, 695 states have (on average 1.376978417266187) internal successors, (957), 695 states have internal predecessors, (957), 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) [2022-03-20 02:33:28,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 700 states and 961 transitions. [2022-03-20 02:33:28,389 INFO L78 Accepts]: Start accepts. Automaton has 700 states and 961 transitions. Word has length 138 [2022-03-20 02:33:28,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:33:28,389 INFO L478 AbstractCegarLoop]: Abstraction has 700 states and 961 transitions. [2022-03-20 02:33:28,389 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.25) internal successors, (109), 3 states have internal predecessors, (109), 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) [2022-03-20 02:33:28,389 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 961 transitions. [2022-03-20 02:33:28,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-03-20 02:33:28,391 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:33:28,391 INFO L499 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:33:28,392 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-20 02:33:28,392 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:33:28,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:33:28,392 INFO L85 PathProgramCache]: Analyzing trace with hash 1736531642, now seen corresponding path program 1 times [2022-03-20 02:33:28,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:33:28,392 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168259258] [2022-03-20 02:33:28,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:28,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:33:28,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:28,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:33:28,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:28,447 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-03-20 02:33:28,447 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:33:28,447 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168259258] [2022-03-20 02:33:28,447 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168259258] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:33:28,448 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:33:28,448 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:33:28,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228081938] [2022-03-20 02:33:28,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:33:28,448 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:33:28,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:33:28,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:33:28,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:33:28,449 INFO L87 Difference]: Start difference. First operand 700 states and 961 transitions. Second operand has 4 states, 4 states have (on average 22.5) internal successors, (90), 3 states have internal predecessors, (90), 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) [2022-03-20 02:33:28,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:33:28,699 INFO L93 Difference]: Finished difference Result 1448 states and 2010 transitions. [2022-03-20 02:33:28,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:33:28,699 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.5) internal successors, (90), 3 states have internal predecessors, (90), 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 155 [2022-03-20 02:33:28,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:33:28,703 INFO L225 Difference]: With dead ends: 1448 [2022-03-20 02:33:28,703 INFO L226 Difference]: Without dead ends: 762 [2022-03-20 02:33:28,704 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:33:28,705 INFO L913 BasicCegarLoop]: 225 mSDtfsCounter, 220 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 229 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:33:28,706 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [220 Valid, 232 Invalid, 251 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 229 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 02:33:28,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 762 states. [2022-03-20 02:33:28,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 762 to 758. [2022-03-20 02:33:28,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 758 states, 753 states have (on average 1.3612217795484727) internal successors, (1025), 753 states have internal predecessors, (1025), 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) [2022-03-20 02:33:28,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 758 states and 1029 transitions. [2022-03-20 02:33:28,729 INFO L78 Accepts]: Start accepts. Automaton has 758 states and 1029 transitions. Word has length 155 [2022-03-20 02:33:28,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:33:28,730 INFO L478 AbstractCegarLoop]: Abstraction has 758 states and 1029 transitions. [2022-03-20 02:33:28,730 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.5) internal successors, (90), 3 states have internal predecessors, (90), 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) [2022-03-20 02:33:28,730 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1029 transitions. [2022-03-20 02:33:28,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-03-20 02:33:28,732 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:33:28,733 INFO L499 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:33:28,733 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-20 02:33:28,733 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:33:28,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:33:28,734 INFO L85 PathProgramCache]: Analyzing trace with hash -314709509, now seen corresponding path program 1 times [2022-03-20 02:33:28,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:33:28,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940340176] [2022-03-20 02:33:28,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:28,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:33:28,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:28,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:33:28,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:28,804 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-03-20 02:33:28,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:33:28,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940340176] [2022-03-20 02:33:28,804 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [940340176] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:33:28,804 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:33:28,804 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:33:28,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579748187] [2022-03-20 02:33:28,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:33:28,805 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:33:28,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:33:28,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:33:28,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:33:28,806 INFO L87 Difference]: Start difference. First operand 758 states and 1029 transitions. Second operand has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 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) [2022-03-20 02:33:29,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:33:29,050 INFO L93 Difference]: Finished difference Result 1564 states and 2150 transitions. [2022-03-20 02:33:29,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:33:29,051 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 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 160 [2022-03-20 02:33:29,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:33:29,054 INFO L225 Difference]: With dead ends: 1564 [2022-03-20 02:33:29,054 INFO L226 Difference]: Without dead ends: 820 [2022-03-20 02:33:29,056 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:33:29,056 INFO L913 BasicCegarLoop]: 213 mSDtfsCounter, 234 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 220 SdHoareTripleChecker+Invalid, 250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:33:29,057 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [234 Valid, 220 Invalid, 250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 224 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 02:33:29,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 820 states. [2022-03-20 02:33:29,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 820 to 820. [2022-03-20 02:33:29,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 820 states, 815 states have (on average 1.3460122699386503) internal successors, (1097), 815 states have internal predecessors, (1097), 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) [2022-03-20 02:33:29,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 820 states and 1101 transitions. [2022-03-20 02:33:29,079 INFO L78 Accepts]: Start accepts. Automaton has 820 states and 1101 transitions. Word has length 160 [2022-03-20 02:33:29,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:33:29,080 INFO L478 AbstractCegarLoop]: Abstraction has 820 states and 1101 transitions. [2022-03-20 02:33:29,080 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 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) [2022-03-20 02:33:29,080 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1101 transitions. [2022-03-20 02:33:29,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-03-20 02:33:29,101 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:33:29,101 INFO L499 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:33:29,101 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-20 02:33:29,101 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:33:29,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:33:29,102 INFO L85 PathProgramCache]: Analyzing trace with hash -613871370, now seen corresponding path program 1 times [2022-03-20 02:33:29,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:33:29,102 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155043147] [2022-03-20 02:33:29,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:29,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:33:29,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:29,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:33:29,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:29,180 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 174 proven. 26 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-03-20 02:33:29,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:33:29,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155043147] [2022-03-20 02:33:29,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155043147] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-20 02:33:29,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1337073282] [2022-03-20 02:33:29,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:29,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-20 02:33:29,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-20 02:33:29,182 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-20 02:33:29,211 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-03-20 02:33:29,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:29,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 2 conjunts are in the unsatisfiable core [2022-03-20 02:33:29,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-20 02:33:29,773 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2022-03-20 02:33:29,773 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-20 02:33:29,773 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1337073282] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:33:29,774 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-20 02:33:29,774 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-03-20 02:33:29,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309347501] [2022-03-20 02:33:29,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:33:29,774 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-20 02:33:29,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:33:29,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-20 02:33:29,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:33:29,775 INFO L87 Difference]: Start difference. First operand 820 states and 1101 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:33:29,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:33:29,833 INFO L93 Difference]: Finished difference Result 1648 states and 2222 transitions. [2022-03-20 02:33:29,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-20 02:33:29,833 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (3), 1 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 188 [2022-03-20 02:33:29,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:33:29,838 INFO L225 Difference]: With dead ends: 1648 [2022-03-20 02:33:29,838 INFO L226 Difference]: Without dead ends: 1233 [2022-03-20 02:33:29,839 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:33:29,840 INFO L913 BasicCegarLoop]: 200 mSDtfsCounter, 134 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-20 02:33:29,840 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [134 Valid, 381 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-20 02:33:29,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1233 states. [2022-03-20 02:33:29,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1233 to 1233. [2022-03-20 02:33:29,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1233 states, 1228 states have (on average 1.3428338762214984) internal successors, (1649), 1228 states have internal predecessors, (1649), 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) [2022-03-20 02:33:29,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 1233 states and 1653 transitions. [2022-03-20 02:33:29,879 INFO L78 Accepts]: Start accepts. Automaton has 1233 states and 1653 transitions. Word has length 188 [2022-03-20 02:33:29,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:33:29,879 INFO L478 AbstractCegarLoop]: Abstraction has 1233 states and 1653 transitions. [2022-03-20 02:33:29,880 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:33:29,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 1653 transitions. [2022-03-20 02:33:29,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-03-20 02:33:29,883 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:33:29,883 INFO L499 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:33:29,913 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-03-20 02:33:30,101 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-03-20 02:33:30,102 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:33:30,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:33:30,102 INFO L85 PathProgramCache]: Analyzing trace with hash 807305420, now seen corresponding path program 1 times [2022-03-20 02:33:30,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:33:30,103 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443056004] [2022-03-20 02:33:30,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:30,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:33:30,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:30,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:33:30,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:30,163 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 226 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-03-20 02:33:30,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:33:30,164 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443056004] [2022-03-20 02:33:30,164 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443056004] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:33:30,164 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:33:30,164 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:33:30,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533302983] [2022-03-20 02:33:30,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:33:30,165 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:33:30,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:33:30,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:33:30,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:33:30,166 INFO L87 Difference]: Start difference. First operand 1233 states and 1653 transitions. Second operand has 4 states, 4 states have (on average 30.5) internal successors, (122), 3 states have internal predecessors, (122), 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) [2022-03-20 02:33:30,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:33:30,439 INFO L93 Difference]: Finished difference Result 3590 states and 4827 transitions. [2022-03-20 02:33:30,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:33:30,439 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.5) internal successors, (122), 3 states have internal predecessors, (122), 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 195 [2022-03-20 02:33:30,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:33:30,448 INFO L225 Difference]: With dead ends: 3590 [2022-03-20 02:33:30,448 INFO L226 Difference]: Without dead ends: 2371 [2022-03-20 02:33:30,452 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:33:30,453 INFO L913 BasicCegarLoop]: 392 mSDtfsCounter, 363 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 363 SdHoareTripleChecker+Valid, 399 SdHoareTripleChecker+Invalid, 216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:33:30,454 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [363 Valid, 399 Invalid, 216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 02:33:30,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2371 states. [2022-03-20 02:33:30,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2371 to 2369. [2022-03-20 02:33:30,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2369 states, 2364 states have (on average 1.344331641285956) internal successors, (3178), 2364 states have internal predecessors, (3178), 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) [2022-03-20 02:33:30,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2369 states to 2369 states and 3182 transitions. [2022-03-20 02:33:30,535 INFO L78 Accepts]: Start accepts. Automaton has 2369 states and 3182 transitions. Word has length 195 [2022-03-20 02:33:30,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:33:30,535 INFO L478 AbstractCegarLoop]: Abstraction has 2369 states and 3182 transitions. [2022-03-20 02:33:30,535 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.5) internal successors, (122), 3 states have internal predecessors, (122), 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) [2022-03-20 02:33:30,535 INFO L276 IsEmpty]: Start isEmpty. Operand 2369 states and 3182 transitions. [2022-03-20 02:33:30,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-03-20 02:33:30,540 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:33:30,540 INFO L499 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:33:30,540 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-20 02:33:30,540 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:33:30,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:33:30,541 INFO L85 PathProgramCache]: Analyzing trace with hash -146634738, now seen corresponding path program 1 times [2022-03-20 02:33:30,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:33:30,541 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146152603] [2022-03-20 02:33:30,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:30,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:33:30,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:30,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:33:30,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:30,610 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-03-20 02:33:30,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:33:30,610 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146152603] [2022-03-20 02:33:30,611 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146152603] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:33:30,611 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:33:30,611 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:33:30,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769965318] [2022-03-20 02:33:30,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:33:30,612 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:33:30,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:33:30,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:33:30,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:33:30,613 INFO L87 Difference]: Start difference. First operand 2369 states and 3182 transitions. Second operand has 4 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 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) [2022-03-20 02:33:30,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:33:30,882 INFO L93 Difference]: Finished difference Result 4719 states and 6363 transitions. [2022-03-20 02:33:30,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:33:30,883 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 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 195 [2022-03-20 02:33:30,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:33:30,895 INFO L225 Difference]: With dead ends: 4719 [2022-03-20 02:33:30,895 INFO L226 Difference]: Without dead ends: 3119 [2022-03-20 02:33:30,899 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:33:30,899 INFO L913 BasicCegarLoop]: 382 mSDtfsCounter, 345 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 218 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 345 SdHoareTripleChecker+Valid, 389 SdHoareTripleChecker+Invalid, 229 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:33:30,899 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [345 Valid, 389 Invalid, 229 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 218 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 02:33:30,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3119 states. [2022-03-20 02:33:31,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3119 to 3119. [2022-03-20 02:33:31,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3119 states, 3114 states have (on average 1.344251766217084) internal successors, (4186), 3114 states have internal predecessors, (4186), 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) [2022-03-20 02:33:31,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3119 states to 3119 states and 4190 transitions. [2022-03-20 02:33:31,023 INFO L78 Accepts]: Start accepts. Automaton has 3119 states and 4190 transitions. Word has length 195 [2022-03-20 02:33:31,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:33:31,023 INFO L478 AbstractCegarLoop]: Abstraction has 3119 states and 4190 transitions. [2022-03-20 02:33:31,023 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 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) [2022-03-20 02:33:31,024 INFO L276 IsEmpty]: Start isEmpty. Operand 3119 states and 4190 transitions. [2022-03-20 02:33:31,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2022-03-20 02:33:31,029 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:33:31,029 INFO L499 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:33:31,029 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-20 02:33:31,029 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:33:31,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:33:31,030 INFO L85 PathProgramCache]: Analyzing trace with hash -794427515, now seen corresponding path program 1 times [2022-03-20 02:33:31,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:33:31,030 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124812122] [2022-03-20 02:33:31,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:31,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:33:31,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:31,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:33:31,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:31,080 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-03-20 02:33:31,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:33:31,080 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124812122] [2022-03-20 02:33:31,080 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124812122] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:33:31,080 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:33:31,080 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:33:31,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125105187] [2022-03-20 02:33:31,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:33:31,083 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:33:31,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:33:31,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:33:31,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:33:31,084 INFO L87 Difference]: Start difference. First operand 3119 states and 4190 transitions. Second operand has 4 states, 4 states have (on average 35.5) internal successors, (142), 3 states have internal predecessors, (142), 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) [2022-03-20 02:33:31,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:33:31,334 INFO L93 Difference]: Finished difference Result 5571 states and 7477 transitions. [2022-03-20 02:33:31,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:33:31,335 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 3 states have internal predecessors, (142), 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 196 [2022-03-20 02:33:31,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:33:31,347 INFO L225 Difference]: With dead ends: 5571 [2022-03-20 02:33:31,348 INFO L226 Difference]: Without dead ends: 3221 [2022-03-20 02:33:31,354 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:33:31,354 INFO L913 BasicCegarLoop]: 267 mSDtfsCounter, 225 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 274 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:33:31,355 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [225 Valid, 274 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 02:33:31,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3221 states. [2022-03-20 02:33:31,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3221 to 3221. [2022-03-20 02:33:31,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3221 states, 3216 states have (on average 1.337686567164179) internal successors, (4302), 3216 states have internal predecessors, (4302), 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) [2022-03-20 02:33:31,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3221 states to 3221 states and 4306 transitions. [2022-03-20 02:33:31,454 INFO L78 Accepts]: Start accepts. Automaton has 3221 states and 4306 transitions. Word has length 196 [2022-03-20 02:33:31,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:33:31,454 INFO L478 AbstractCegarLoop]: Abstraction has 3221 states and 4306 transitions. [2022-03-20 02:33:31,455 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 3 states have internal predecessors, (142), 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) [2022-03-20 02:33:31,455 INFO L276 IsEmpty]: Start isEmpty. Operand 3221 states and 4306 transitions. [2022-03-20 02:33:31,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2022-03-20 02:33:31,460 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:33:31,461 INFO L499 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:33:31,461 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-20 02:33:31,461 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:33:31,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:33:31,461 INFO L85 PathProgramCache]: Analyzing trace with hash -1336228310, now seen corresponding path program 1 times [2022-03-20 02:33:31,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:33:31,462 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055188626] [2022-03-20 02:33:31,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:31,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:33:31,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:31,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:33:31,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:31,541 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2022-03-20 02:33:31,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:33:31,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055188626] [2022-03-20 02:33:31,542 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055188626] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:33:31,542 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:33:31,542 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:33:31,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082237630] [2022-03-20 02:33:31,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:33:31,542 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:33:31,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:33:31,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:33:31,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:33:31,543 INFO L87 Difference]: Start difference. First operand 3221 states and 4306 transitions. Second operand has 4 states, 4 states have (on average 28.25) internal successors, (113), 3 states have internal predecessors, (113), 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) [2022-03-20 02:33:31,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:33:31,867 INFO L93 Difference]: Finished difference Result 6748 states and 9170 transitions. [2022-03-20 02:33:31,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:33:31,868 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.25) internal successors, (113), 3 states have internal predecessors, (113), 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 233 [2022-03-20 02:33:31,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:33:31,877 INFO L225 Difference]: With dead ends: 6748 [2022-03-20 02:33:31,877 INFO L226 Difference]: Without dead ends: 2025 [2022-03-20 02:33:31,884 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:33:31,885 INFO L913 BasicCegarLoop]: 225 mSDtfsCounter, 220 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 241 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 241 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:33:31,885 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [220 Valid, 232 Invalid, 272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 241 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 02:33:31,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2025 states. [2022-03-20 02:33:31,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2025 to 2025. [2022-03-20 02:33:31,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2025 states, 2020 states have (on average 1.3321782178217823) internal successors, (2691), 2020 states have internal predecessors, (2691), 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) [2022-03-20 02:33:31,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 2025 states and 2695 transitions. [2022-03-20 02:33:31,954 INFO L78 Accepts]: Start accepts. Automaton has 2025 states and 2695 transitions. Word has length 233 [2022-03-20 02:33:31,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:33:31,954 INFO L478 AbstractCegarLoop]: Abstraction has 2025 states and 2695 transitions. [2022-03-20 02:33:31,954 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.25) internal successors, (113), 3 states have internal predecessors, (113), 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) [2022-03-20 02:33:31,954 INFO L276 IsEmpty]: Start isEmpty. Operand 2025 states and 2695 transitions. [2022-03-20 02:33:31,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2022-03-20 02:33:31,964 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:33:31,964 INFO L499 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 12, 12, 11, 11, 10, 10, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:33:31,965 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-20 02:33:31,965 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:33:31,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:33:31,965 INFO L85 PathProgramCache]: Analyzing trace with hash -1179061176, now seen corresponding path program 1 times [2022-03-20 02:33:31,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:33:31,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040560934] [2022-03-20 02:33:31,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:31,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:33:31,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:32,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:33:32,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:32,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 1192 proven. 26 refuted. 0 times theorem prover too weak. 786 trivial. 0 not checked. [2022-03-20 02:33:32,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:33:32,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2040560934] [2022-03-20 02:33:32,065 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2040560934] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-20 02:33:32,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1106036595] [2022-03-20 02:33:32,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:32,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-20 02:33:32,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-20 02:33:32,067 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-20 02:33:32,076 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-20 02:33:32,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:32,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 784 conjuncts, 2 conjunts are in the unsatisfiable core [2022-03-20 02:33:32,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-20 02:33:32,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 582 proven. 0 refuted. 0 times theorem prover too weak. 1422 trivial. 0 not checked. [2022-03-20 02:33:32,926 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-20 02:33:32,926 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1106036595] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:33:32,926 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-20 02:33:32,926 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-03-20 02:33:32,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193721890] [2022-03-20 02:33:32,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:33:32,927 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-20 02:33:32,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:33:32,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-20 02:33:32,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:33:32,928 INFO L87 Difference]: Start difference. First operand 2025 states and 2695 transitions. Second operand has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:33:33,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:33:33,029 INFO L93 Difference]: Finished difference Result 4442 states and 5926 transitions. [2022-03-20 02:33:33,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-20 02:33:33,030 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 1 states have call successors, (3), 1 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 448 [2022-03-20 02:33:33,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:33:33,039 INFO L225 Difference]: With dead ends: 4442 [2022-03-20 02:33:33,040 INFO L226 Difference]: Without dead ends: 2435 [2022-03-20 02:33:33,044 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 453 GetRequests, 449 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:33:33,045 INFO L913 BasicCegarLoop]: 192 mSDtfsCounter, 149 mSDsluCounter, 178 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 370 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-20 02:33:33,045 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [149 Valid, 370 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-20 02:33:33,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2435 states. [2022-03-20 02:33:33,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2435 to 2435. [2022-03-20 02:33:33,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2435 states, 2430 states have (on average 1.3325102880658437) internal successors, (3238), 2430 states have internal predecessors, (3238), 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) [2022-03-20 02:33:33,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2435 states to 2435 states and 3242 transitions. [2022-03-20 02:33:33,140 INFO L78 Accepts]: Start accepts. Automaton has 2435 states and 3242 transitions. Word has length 448 [2022-03-20 02:33:33,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:33:33,141 INFO L478 AbstractCegarLoop]: Abstraction has 2435 states and 3242 transitions. [2022-03-20 02:33:33,141 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:33:33,141 INFO L276 IsEmpty]: Start isEmpty. Operand 2435 states and 3242 transitions. [2022-03-20 02:33:33,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 602 [2022-03-20 02:33:33,153 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:33:33,154 INFO L499 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 17, 17, 17, 17, 17, 16, 16, 15, 15, 14, 14, 13, 13, 13, 13, 9, 9, 9, 9, 9, 9, 9, 6, 6, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:33:33,182 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-20 02:33:33,379 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-03-20 02:33:33,380 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:33:33,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:33:33,380 INFO L85 PathProgramCache]: Analyzing trace with hash 584091305, now seen corresponding path program 1 times [2022-03-20 02:33:33,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:33:33,380 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244898095] [2022-03-20 02:33:33,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:33,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:33:33,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:33,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:33:33,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:33,495 INFO L134 CoverageAnalysis]: Checked inductivity of 3649 backedges. 1775 proven. 26 refuted. 0 times theorem prover too weak. 1848 trivial. 0 not checked. [2022-03-20 02:33:33,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:33:33,495 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244898095] [2022-03-20 02:33:33,496 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [244898095] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-20 02:33:33,496 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1371364045] [2022-03-20 02:33:33,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:33,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-20 02:33:33,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-20 02:33:33,498 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-20 02:33:33,508 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-20 02:33:33,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:33,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 984 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-20 02:33:33,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-20 02:33:34,468 INFO L134 CoverageAnalysis]: Checked inductivity of 3649 backedges. 1775 proven. 26 refuted. 0 times theorem prover too weak. 1848 trivial. 0 not checked. [2022-03-20 02:33:34,469 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-20 02:33:35,265 INFO L134 CoverageAnalysis]: Checked inductivity of 3649 backedges. 1775 proven. 26 refuted. 0 times theorem prover too weak. 1848 trivial. 0 not checked. [2022-03-20 02:33:35,265 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1371364045] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-20 02:33:35,266 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-20 02:33:35,266 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 7 [2022-03-20 02:33:35,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358623817] [2022-03-20 02:33:35,266 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-20 02:33:35,267 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-20 02:33:35,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:33:35,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-20 02:33:35,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-03-20 02:33:35,268 INFO L87 Difference]: Start difference. First operand 2435 states and 3242 transitions. Second operand has 7 states, 7 states have (on average 36.42857142857143) internal successors, (255), 6 states have internal predecessors, (255), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:33:36,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:33:36,344 INFO L93 Difference]: Finished difference Result 5993 states and 8119 transitions. [2022-03-20 02:33:36,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-20 02:33:36,344 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 36.42857142857143) internal successors, (255), 6 states have internal predecessors, (255), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 601 [2022-03-20 02:33:36,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:33:36,357 INFO L225 Difference]: With dead ends: 5993 [2022-03-20 02:33:36,358 INFO L226 Difference]: Without dead ends: 3430 [2022-03-20 02:33:36,364 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 1223 GetRequests, 1210 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2022-03-20 02:33:36,364 INFO L913 BasicCegarLoop]: 321 mSDtfsCounter, 831 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 1121 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 831 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 1239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-20 02:33:36,365 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [831 Valid, 338 Invalid, 1239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1121 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-20 02:33:36,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3430 states. [2022-03-20 02:33:36,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3430 to 2519. [2022-03-20 02:33:36,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2519 states, 2514 states have (on average 1.3381066030230708) internal successors, (3364), 2514 states have internal predecessors, (3364), 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) [2022-03-20 02:33:36,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 2519 states and 3368 transitions. [2022-03-20 02:33:36,450 INFO L78 Accepts]: Start accepts. Automaton has 2519 states and 3368 transitions. Word has length 601 [2022-03-20 02:33:36,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:33:36,450 INFO L478 AbstractCegarLoop]: Abstraction has 2519 states and 3368 transitions. [2022-03-20 02:33:36,450 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 36.42857142857143) internal successors, (255), 6 states have internal predecessors, (255), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:33:36,451 INFO L276 IsEmpty]: Start isEmpty. Operand 2519 states and 3368 transitions. [2022-03-20 02:33:36,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 735 [2022-03-20 02:33:36,467 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:33:36,468 INFO L499 BasicCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 21, 21, 21, 21, 21, 20, 20, 19, 19, 18, 18, 17, 17, 17, 17, 13, 10, 10, 10, 10, 10, 10, 6, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:33:36,498 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-20 02:33:36,683 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-03-20 02:33:36,684 INFO L403 AbstractCegarLoop]: === Iteration 19 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:33:36,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:33:36,684 INFO L85 PathProgramCache]: Analyzing trace with hash -1111604609, now seen corresponding path program 1 times [2022-03-20 02:33:36,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:33:36,684 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067218056] [2022-03-20 02:33:36,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:36,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:33:36,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:36,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:33:36,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:36,798 INFO L134 CoverageAnalysis]: Checked inductivity of 5628 backedges. 2504 proven. 0 refuted. 0 times theorem prover too weak. 3124 trivial. 0 not checked. [2022-03-20 02:33:36,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:33:36,798 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067218056] [2022-03-20 02:33:36,798 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067218056] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:33:36,798 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:33:36,799 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:33:36,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576917151] [2022-03-20 02:33:36,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:33:36,800 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:33:36,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:33:36,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:33:36,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:33:36,801 INFO L87 Difference]: Start difference. First operand 2519 states and 3368 transitions. Second operand has 4 states, 4 states have (on average 44.0) internal successors, (176), 3 states have internal predecessors, (176), 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) [2022-03-20 02:33:37,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:33:37,092 INFO L93 Difference]: Finished difference Result 5312 states and 7214 transitions. [2022-03-20 02:33:37,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:33:37,093 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 44.0) internal successors, (176), 3 states have internal predecessors, (176), 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 734 [2022-03-20 02:33:37,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:33:37,114 INFO L225 Difference]: With dead ends: 5312 [2022-03-20 02:33:37,114 INFO L226 Difference]: Without dead ends: 2807 [2022-03-20 02:33:37,120 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:33:37,120 INFO L913 BasicCegarLoop]: 222 mSDtfsCounter, 217 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 217 SdHoareTripleChecker+Valid, 229 SdHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:33:37,120 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [217 Valid, 229 Invalid, 257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 02:33:37,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2807 states. [2022-03-20 02:33:37,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2807 to 2791. [2022-03-20 02:33:37,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2791 states, 2786 states have (on average 1.319454414931802) internal successors, (3676), 2786 states have internal predecessors, (3676), 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) [2022-03-20 02:33:37,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2791 states to 2791 states and 3680 transitions. [2022-03-20 02:33:37,215 INFO L78 Accepts]: Start accepts. Automaton has 2791 states and 3680 transitions. Word has length 734 [2022-03-20 02:33:37,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:33:37,216 INFO L478 AbstractCegarLoop]: Abstraction has 2791 states and 3680 transitions. [2022-03-20 02:33:37,216 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 44.0) internal successors, (176), 3 states have internal predecessors, (176), 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) [2022-03-20 02:33:37,217 INFO L276 IsEmpty]: Start isEmpty. Operand 2791 states and 3680 transitions. [2022-03-20 02:33:37,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 828 [2022-03-20 02:33:37,240 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:33:37,240 INFO L499 BasicCegarLoop]: trace histogram [25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 24, 24, 24, 24, 24, 23, 23, 22, 22, 21, 21, 20, 20, 20, 20, 16, 13, 13, 10, 10, 10, 10, 6, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:33:37,240 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-20 02:33:37,240 INFO L403 AbstractCegarLoop]: === Iteration 20 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:33:37,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:33:37,241 INFO L85 PathProgramCache]: Analyzing trace with hash -401388712, now seen corresponding path program 1 times [2022-03-20 02:33:37,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:33:37,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133760204] [2022-03-20 02:33:37,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:37,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:33:37,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:37,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:33:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:37,378 INFO L134 CoverageAnalysis]: Checked inductivity of 7407 backedges. 3344 proven. 0 refuted. 0 times theorem prover too weak. 4063 trivial. 0 not checked. [2022-03-20 02:33:37,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:33:37,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133760204] [2022-03-20 02:33:37,379 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133760204] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:33:37,379 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:33:37,379 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:33:37,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007689339] [2022-03-20 02:33:37,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:33:37,380 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:33:37,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:33:37,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:33:37,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:33:37,381 INFO L87 Difference]: Start difference. First operand 2791 states and 3680 transitions. Second operand has 4 states, 4 states have (on average 46.5) internal successors, (186), 3 states have internal predecessors, (186), 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) [2022-03-20 02:33:37,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:33:37,672 INFO L93 Difference]: Finished difference Result 5872 states and 7870 transitions. [2022-03-20 02:33:37,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:33:37,673 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 46.5) internal successors, (186), 3 states have internal predecessors, (186), 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 827 [2022-03-20 02:33:37,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:33:37,680 INFO L225 Difference]: With dead ends: 5872 [2022-03-20 02:33:37,680 INFO L226 Difference]: Without dead ends: 3095 [2022-03-20 02:33:37,684 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:33:37,685 INFO L913 BasicCegarLoop]: 222 mSDtfsCounter, 217 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 217 SdHoareTripleChecker+Valid, 229 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:33:37,685 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [217 Valid, 229 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 02:33:37,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3095 states. [2022-03-20 02:33:37,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3095 to 3079. [2022-03-20 02:33:37,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3079 states, 3074 states have (on average 1.302537410540013) internal successors, (4004), 3074 states have internal predecessors, (4004), 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) [2022-03-20 02:33:37,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3079 states to 3079 states and 4008 transitions. [2022-03-20 02:33:37,757 INFO L78 Accepts]: Start accepts. Automaton has 3079 states and 4008 transitions. Word has length 827 [2022-03-20 02:33:37,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:33:37,757 INFO L478 AbstractCegarLoop]: Abstraction has 3079 states and 4008 transitions. [2022-03-20 02:33:37,758 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 46.5) internal successors, (186), 3 states have internal predecessors, (186), 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) [2022-03-20 02:33:37,758 INFO L276 IsEmpty]: Start isEmpty. Operand 3079 states and 4008 transitions. [2022-03-20 02:33:37,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 927 [2022-03-20 02:33:37,768 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:33:37,768 INFO L499 BasicCegarLoop]: trace histogram [28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 27, 27, 27, 27, 27, 26, 26, 25, 25, 24, 24, 23, 23, 23, 23, 19, 16, 16, 13, 13, 10, 10, 6, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:33:37,769 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-20 02:33:37,769 INFO L403 AbstractCegarLoop]: === Iteration 21 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:33:37,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:33:37,769 INFO L85 PathProgramCache]: Analyzing trace with hash 124198490, now seen corresponding path program 1 times [2022-03-20 02:33:37,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:33:37,770 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958265278] [2022-03-20 02:33:37,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:37,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:33:37,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:37,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:33:37,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:37,932 INFO L134 CoverageAnalysis]: Checked inductivity of 9513 backedges. 5427 proven. 26 refuted. 0 times theorem prover too weak. 4060 trivial. 0 not checked. [2022-03-20 02:33:37,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:33:37,933 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958265278] [2022-03-20 02:33:37,933 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958265278] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-20 02:33:37,933 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [943309338] [2022-03-20 02:33:37,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:37,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-20 02:33:37,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-20 02:33:37,936 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-20 02:33:37,963 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-20 02:33:38,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:38,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 1420 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-20 02:33:38,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-20 02:33:39,707 INFO L134 CoverageAnalysis]: Checked inductivity of 9513 backedges. 2021 proven. 0 refuted. 0 times theorem prover too weak. 7492 trivial. 0 not checked. [2022-03-20 02:33:39,707 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-20 02:33:39,708 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [943309338] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:33:39,708 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-20 02:33:39,708 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-03-20 02:33:39,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28549824] [2022-03-20 02:33:39,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:33:39,709 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-20 02:33:39,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:33:39,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-20 02:33:39,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:33:39,710 INFO L87 Difference]: Start difference. First operand 3079 states and 4008 transitions. Second operand has 3 states, 3 states have (on average 58.0) internal successors, (174), 3 states have internal predecessors, (174), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:33:39,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:33:39,770 INFO L93 Difference]: Finished difference Result 3478 states and 4520 transitions. [2022-03-20 02:33:39,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-20 02:33:39,770 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 58.0) internal successors, (174), 3 states have internal predecessors, (174), 1 states have call successors, (3), 1 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 926 [2022-03-20 02:33:39,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:33:39,777 INFO L225 Difference]: With dead ends: 3478 [2022-03-20 02:33:39,777 INFO L226 Difference]: Without dead ends: 2852 [2022-03-20 02:33:39,779 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 931 GetRequests, 927 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:33:39,780 INFO L913 BasicCegarLoop]: 376 mSDtfsCounter, 84 mSDsluCounter, 191 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 567 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-20 02:33:39,780 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [84 Valid, 567 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-20 02:33:39,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2852 states. [2022-03-20 02:33:39,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2852 to 2455. [2022-03-20 02:33:39,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2455 states, 2450 states have (on average 1.3008163265306123) internal successors, (3187), 2450 states have internal predecessors, (3187), 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) [2022-03-20 02:33:39,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2455 states to 2455 states and 3191 transitions. [2022-03-20 02:33:39,856 INFO L78 Accepts]: Start accepts. Automaton has 2455 states and 3191 transitions. Word has length 926 [2022-03-20 02:33:39,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:33:39,857 INFO L478 AbstractCegarLoop]: Abstraction has 2455 states and 3191 transitions. [2022-03-20 02:33:39,857 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 58.0) internal successors, (174), 3 states have internal predecessors, (174), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:33:39,857 INFO L276 IsEmpty]: Start isEmpty. Operand 2455 states and 3191 transitions. [2022-03-20 02:33:39,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1022 [2022-03-20 02:33:39,869 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:33:39,869 INFO L499 BasicCegarLoop]: trace histogram [31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 30, 30, 30, 30, 30, 29, 29, 28, 28, 27, 27, 26, 26, 26, 26, 22, 18, 18, 14, 14, 10, 10, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:33:39,898 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-03-20 02:33:40,091 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-20 02:33:40,091 INFO L403 AbstractCegarLoop]: === Iteration 22 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:33:40,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:33:40,092 INFO L85 PathProgramCache]: Analyzing trace with hash 977491508, now seen corresponding path program 1 times [2022-03-20 02:33:40,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:33:40,092 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141185977] [2022-03-20 02:33:40,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:40,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:33:40,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:40,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:33:40,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:40,270 INFO L134 CoverageAnalysis]: Checked inductivity of 11822 backedges. 6447 proven. 26 refuted. 0 times theorem prover too weak. 5349 trivial. 0 not checked. [2022-03-20 02:33:40,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:33:40,271 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141185977] [2022-03-20 02:33:40,271 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2141185977] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-20 02:33:40,271 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1354128642] [2022-03-20 02:33:40,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:33:40,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-20 02:33:40,271 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-20 02:33:40,273 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-20 02:33:40,274 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-20 02:33:40,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:33:40,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 1550 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-20 02:33:40,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-20 02:33:41,629 INFO L134 CoverageAnalysis]: Checked inductivity of 11822 backedges. 6447 proven. 26 refuted. 0 times theorem prover too weak. 5349 trivial. 0 not checked. [2022-03-20 02:33:41,630 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-20 02:33:42,816 INFO L134 CoverageAnalysis]: Checked inductivity of 11822 backedges. 6447 proven. 26 refuted. 0 times theorem prover too weak. 5349 trivial. 0 not checked. [2022-03-20 02:33:42,816 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1354128642] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-20 02:33:42,816 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-20 02:33:42,817 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 9 [2022-03-20 02:33:42,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512984250] [2022-03-20 02:33:42,817 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-20 02:33:42,819 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-03-20 02:33:42,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:33:42,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-03-20 02:33:42,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-03-20 02:33:42,819 INFO L87 Difference]: Start difference. First operand 2455 states and 3191 transitions. Second operand has 9 states, 9 states have (on average 39.44444444444444) internal successors, (355), 8 states have internal predecessors, (355), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:33:43,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:33:43,577 INFO L93 Difference]: Finished difference Result 4337 states and 5700 transitions. [2022-03-20 02:33:43,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-20 02:33:43,578 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 39.44444444444444) internal successors, (355), 8 states have internal predecessors, (355), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 1021 [2022-03-20 02:33:43,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:33:43,579 INFO L225 Difference]: With dead ends: 4337 [2022-03-20 02:33:43,579 INFO L226 Difference]: Without dead ends: 0 [2022-03-20 02:33:43,585 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 2055 GetRequests, 2044 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2022-03-20 02:33:43,586 INFO L913 BasicCegarLoop]: 303 mSDtfsCounter, 415 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 1314 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 415 SdHoareTripleChecker+Valid, 325 SdHoareTripleChecker+Invalid, 1377 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 1314 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-20 02:33:43,587 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [415 Valid, 325 Invalid, 1377 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 1314 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-20 02:33:43,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-03-20 02:33:43,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-03-20 02:33:43,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-20 02:33:43,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-03-20 02:33:43,588 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1021 [2022-03-20 02:33:43,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:33:43,588 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-03-20 02:33:43,588 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 39.44444444444444) internal successors, (355), 8 states have internal predecessors, (355), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:33:43,588 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-03-20 02:33:43,588 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-03-20 02:33:43,591 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-03-20 02:33:43,621 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-03-20 02:33:43,819 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2022-03-20 02:33:43,821 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-03-20 02:33:48,362 INFO L882 garLoopResultBuilder]: For program point reach_errorEXIT(line 13) no Hoare annotation was computed. [2022-03-20 02:33:48,362 INFO L882 garLoopResultBuilder]: For program point reach_errorENTRY(line 13) no Hoare annotation was computed. [2022-03-20 02:33:48,362 INFO L882 garLoopResultBuilder]: For program point reach_errorFINAL(line 13) no Hoare annotation was computed. [2022-03-20 02:33:48,363 INFO L885 garLoopResultBuilder]: At program point mainENTRY(lines 646 657) the Hoare annotation is: true [2022-03-20 02:33:48,363 INFO L885 garLoopResultBuilder]: At program point L653(line 653) the Hoare annotation is: true [2022-03-20 02:33:48,363 INFO L882 garLoopResultBuilder]: For program point mainFINAL(lines 646 657) no Hoare annotation was computed. [2022-03-20 02:33:48,363 INFO L882 garLoopResultBuilder]: For program point L653-1(line 653) no Hoare annotation was computed. [2022-03-20 02:33:48,363 INFO L882 garLoopResultBuilder]: For program point mainEXIT(lines 646 657) no Hoare annotation was computed. [2022-03-20 02:33:48,363 INFO L882 garLoopResultBuilder]: For program point L564(lines 564 570) no Hoare annotation was computed. [2022-03-20 02:33:48,363 INFO L882 garLoopResultBuilder]: For program point L531(lines 531 534) no Hoare annotation was computed. [2022-03-20 02:33:48,363 INFO L882 garLoopResultBuilder]: For program point L564-1(lines 564 570) no Hoare annotation was computed. [2022-03-20 02:33:48,363 INFO L882 garLoopResultBuilder]: For program point L399(lines 399 417) no Hoare annotation was computed. [2022-03-20 02:33:48,363 INFO L878 garLoopResultBuilder]: At program point L201(lines 197 585) the Hoare annotation is: (let ((.cse0 (< ssl3_accept_~s__state~0 8656))) (or (and (<= ssl3_accept_~blastFlag~0 2) (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse0) (and (<= ssl3_accept_~blastFlag~0 7) (<= ssl3_accept_~s__state~0 8656) (not (= ssl3_accept_~s__hit~0 0))) (and (= ssl3_accept_~blastFlag~0 0) .cse0))) [2022-03-20 02:33:48,363 INFO L878 garLoopResultBuilder]: At program point L168(lines 164 596) the Hoare annotation is: (or (and (<= ssl3_accept_~blastFlag~0 2) (not (<= 8576 ssl3_accept_~s__state~0))) (and (<= ssl3_accept_~blastFlag~0 7) (<= ssl3_accept_~s__state~0 8656) (not (= ssl3_accept_~s__hit~0 0)))) [2022-03-20 02:33:48,364 INFO L878 garLoopResultBuilder]: At program point L135(lines 134 606) the Hoare annotation is: (<= ssl3_accept_~s__state~0 8656) [2022-03-20 02:33:48,364 INFO L882 garLoopResultBuilder]: For program point L102(lines 102 104) no Hoare annotation was computed. [2022-03-20 02:33:48,364 INFO L882 garLoopResultBuilder]: For program point L400(lines 400 406) no Hoare annotation was computed. [2022-03-20 02:33:48,364 INFO L882 garLoopResultBuilder]: For program point L500(lines 500 504) no Hoare annotation was computed. [2022-03-20 02:33:48,364 INFO L882 garLoopResultBuilder]: For program point L500-2(lines 500 504) no Hoare annotation was computed. [2022-03-20 02:33:48,364 INFO L882 garLoopResultBuilder]: For program point L203(lines 203 583) no Hoare annotation was computed. [2022-03-20 02:33:48,364 INFO L882 garLoopResultBuilder]: For program point L170(lines 170 594) no Hoare annotation was computed. [2022-03-20 02:33:48,364 INFO L882 garLoopResultBuilder]: For program point L137(lines 137 605) no Hoare annotation was computed. [2022-03-20 02:33:48,364 INFO L885 garLoopResultBuilder]: At program point L633(lines 109 634) the Hoare annotation is: true [2022-03-20 02:33:48,364 INFO L882 garLoopResultBuilder]: For program point L567(lines 567 569) no Hoare annotation was computed. [2022-03-20 02:33:48,364 INFO L882 garLoopResultBuilder]: For program point L468(lines 468 470) no Hoare annotation was computed. [2022-03-20 02:33:48,365 INFO L882 garLoopResultBuilder]: For program point L270(lines 270 272) no Hoare annotation was computed. [2022-03-20 02:33:48,365 INFO L882 garLoopResultBuilder]: For program point L237(lines 237 248) no Hoare annotation was computed. [2022-03-20 02:33:48,365 INFO L882 garLoopResultBuilder]: For program point L237-2(lines 219 576) no Hoare annotation was computed. [2022-03-20 02:33:48,365 INFO L882 garLoopResultBuilder]: For program point L304(lines 304 308) no Hoare annotation was computed. [2022-03-20 02:33:48,365 INFO L882 garLoopResultBuilder]: For program point L304-2(lines 304 308) no Hoare annotation was computed. [2022-03-20 02:33:48,365 INFO L882 garLoopResultBuilder]: For program point L437-1(lines 437 445) no Hoare annotation was computed. [2022-03-20 02:33:48,365 INFO L882 garLoopResultBuilder]: For program point L239(lines 239 242) no Hoare annotation was computed. [2022-03-20 02:33:48,365 INFO L882 garLoopResultBuilder]: For program point L206(lines 206 582) no Hoare annotation was computed. [2022-03-20 02:33:48,365 INFO L882 garLoopResultBuilder]: For program point L173(lines 173 593) no Hoare annotation was computed. [2022-03-20 02:33:48,365 INFO L882 garLoopResultBuilder]: For program point L140(lines 140 604) no Hoare annotation was computed. [2022-03-20 02:33:48,365 INFO L878 garLoopResultBuilder]: At program point L207(lines 203 583) the Hoare annotation is: (let ((.cse0 (<= 8656 ssl3_accept_~s__state~0)) (.cse2 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse1 (<= ssl3_accept_~s__state~0 8672))) (or (and (= ssl3_accept_~blastFlag~0 0) .cse0 .cse1) (and .cse0 (<= ssl3_accept_~blastFlag~0 7) (not (= ssl3_accept_~s__hit~0 0)) .cse1) (and (<= ssl3_accept_~blastFlag~0 2) .cse0 .cse2 .cse1) (and .cse0 .cse2 .cse1 (= 3 ssl3_accept_~blastFlag~0)))) [2022-03-20 02:33:48,366 INFO L878 garLoopResultBuilder]: At program point L174(lines 170 594) the Hoare annotation is: (or (and (<= ssl3_accept_~blastFlag~0 2) (not (<= 8576 ssl3_accept_~s__state~0))) (and (<= ssl3_accept_~blastFlag~0 7) (<= ssl3_accept_~s__state~0 8656) (not (= ssl3_accept_~s__hit~0 0)))) [2022-03-20 02:33:48,366 INFO L882 garLoopResultBuilder]: For program point L638(lines 638 640) no Hoare annotation was computed. [2022-03-20 02:33:48,367 INFO L885 garLoopResultBuilder]: At program point ssl3_acceptENTRY(lines 22 645) the Hoare annotation is: true [2022-03-20 02:33:48,367 INFO L882 garLoopResultBuilder]: For program point L638-2(lines 638 640) no Hoare annotation was computed. [2022-03-20 02:33:48,367 INFO L882 garLoopResultBuilder]: For program point L539(lines 539 549) no Hoare annotation was computed. [2022-03-20 02:33:48,368 INFO L882 garLoopResultBuilder]: For program point L440(lines 440 443) no Hoare annotation was computed. [2022-03-20 02:33:48,368 INFO L882 garLoopResultBuilder]: For program point L341(lines 341 379) no Hoare annotation was computed. [2022-03-20 02:33:48,368 INFO L882 garLoopResultBuilder]: For program point L209(lines 209 581) no Hoare annotation was computed. [2022-03-20 02:33:48,368 INFO L882 garLoopResultBuilder]: For program point L176(lines 176 592) no Hoare annotation was computed. [2022-03-20 02:33:48,368 INFO L882 garLoopResultBuilder]: For program point L143(lines 143 603) no Hoare annotation was computed. [2022-03-20 02:33:48,368 INFO L878 garLoopResultBuilder]: At program point L110-2(lines 110 632) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~blastFlag~0 2)) (.cse1 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse2 (<= ssl3_accept_~s__state~0 8672))) (or (and .cse0 (= 8496 ssl3_accept_~s__state~0)) (= ssl3_accept_~blastFlag~0 0) (and .cse0 (= ssl3_accept_~s__state~0 8544)) (and .cse0 (= 8560 ssl3_accept_~s__state~0)) (and (= 8448 ssl3_accept_~s__state~0) (= 3 ssl3_accept_~s__s3__tmp__next_state___0~0) (= ssl3_accept_~blastFlag~0 4)) (and .cse0 (= ssl3_accept_~s__state~0 8512)) (and (<= ssl3_accept_~blastFlag~0 7) (not (= ssl3_accept_~s__hit~0 0))) (and (<= 8656 ssl3_accept_~s__state~0) .cse1 .cse2 (= 3 ssl3_accept_~blastFlag~0)) (and .cse0 (= ssl3_accept_~s__state~0 8528)) (and .cse0 .cse1 .cse2) (= ssl3_accept_~s__state~0 3))) [2022-03-20 02:33:48,368 INFO L878 garLoopResultBuilder]: At program point L408(lines 399 417) the Hoare annotation is: (or (and (<= ssl3_accept_~blastFlag~0 2) (not (<= 8576 ssl3_accept_~s__state~0))) (and (<= ssl3_accept_~blastFlag~0 7) (<= ssl3_accept_~s__state~0 8656) (not (= ssl3_accept_~s__hit~0 0)))) [2022-03-20 02:33:48,368 INFO L882 garLoopResultBuilder]: For program point L243(lines 243 246) no Hoare annotation was computed. [2022-03-20 02:33:48,368 INFO L878 garLoopResultBuilder]: At program point L177(lines 176 592) the Hoare annotation is: (let ((.cse0 (= 8448 ssl3_accept_~s__state~0))) (or (and .cse0 (<= ssl3_accept_~blastFlag~0 7) (not (= ssl3_accept_~s__hit~0 0))) (and (<= ssl3_accept_~blastFlag~0 2) .cse0 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (and .cse0 (= 3 ssl3_accept_~s__s3__tmp__next_state___0~0) (= ssl3_accept_~blastFlag~0 4)) (and (= ssl3_accept_~blastFlag~0 0) .cse0))) [2022-03-20 02:33:48,368 INFO L878 garLoopResultBuilder]: At program point L144(lines 137 605) the Hoare annotation is: (or (and (= ssl3_accept_~blastFlag~0 0) (not (<= 8576 ssl3_accept_~s__state~0))) (and (<= ssl3_accept_~blastFlag~0 7) (<= ssl3_accept_~s__state~0 8656) (not (= ssl3_accept_~s__hit~0 0))) (and (< ssl3_accept_~s__state~0 8576) (<= ssl3_accept_~blastFlag~0 2) (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576))) [2022-03-20 02:33:48,368 INFO L882 garLoopResultBuilder]: For program point L111(line 111) no Hoare annotation was computed. [2022-03-20 02:33:48,368 INFO L882 garLoopResultBuilder]: For program point L542(lines 542 548) no Hoare annotation was computed. [2022-03-20 02:33:48,368 INFO L882 garLoopResultBuilder]: For program point L344(lines 344 378) no Hoare annotation was computed. [2022-03-20 02:33:48,369 INFO L882 garLoopResultBuilder]: For program point L344-1(lines 344 378) no Hoare annotation was computed. [2022-03-20 02:33:48,369 INFO L882 garLoopResultBuilder]: For program point L212(lines 212 580) no Hoare annotation was computed. [2022-03-20 02:33:48,369 INFO L882 garLoopResultBuilder]: For program point L179(lines 179 591) no Hoare annotation was computed. [2022-03-20 02:33:48,369 INFO L882 garLoopResultBuilder]: For program point L146(lines 146 602) no Hoare annotation was computed. [2022-03-20 02:33:48,369 INFO L882 garLoopResultBuilder]: For program point L113(lines 113 613) no Hoare annotation was computed. [2022-03-20 02:33:48,369 INFO L882 garLoopResultBuilder]: For program point L510(lines 510 513) no Hoare annotation was computed. [2022-03-20 02:33:48,369 INFO L882 garLoopResultBuilder]: For program point L477(lines 477 479) no Hoare annotation was computed. [2022-03-20 02:33:48,369 INFO L882 garLoopResultBuilder]: For program point L411(lines 411 413) no Hoare annotation was computed. [2022-03-20 02:33:48,369 INFO L882 garLoopResultBuilder]: For program point L345(lines 345 375) no Hoare annotation was computed. [2022-03-20 02:33:48,370 INFO L878 garLoopResultBuilder]: At program point L213(lines 209 581) the Hoare annotation is: (let ((.cse0 (<= 8656 ssl3_accept_~s__state~0)) (.cse1 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576))) (or (and .cse0 .cse1 (= 3 ssl3_accept_~blastFlag~0)) (and .cse0 (<= ssl3_accept_~blastFlag~0 7) (not (= ssl3_accept_~s__hit~0 0))) (and (= ssl3_accept_~blastFlag~0 0) .cse0) (and (<= ssl3_accept_~blastFlag~0 2) .cse0 .cse1))) [2022-03-20 02:33:48,370 INFO L878 garLoopResultBuilder]: At program point L114(lines 113 613) the Hoare annotation is: (let ((.cse0 (<= 8656 ssl3_accept_~s__state~0))) (or (and .cse0 (<= ssl3_accept_~blastFlag~0 7) (not (= ssl3_accept_~s__hit~0 0))) (and (= ssl3_accept_~blastFlag~0 0) .cse0))) [2022-03-20 02:33:48,370 INFO L878 garLoopResultBuilder]: At program point L577(lines 110 632) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~blastFlag~0 2)) (.cse1 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse2 (<= ssl3_accept_~s__state~0 8672))) (or (and .cse0 (= 8496 ssl3_accept_~s__state~0)) (= ssl3_accept_~blastFlag~0 0) (and .cse0 (= ssl3_accept_~s__state~0 8544)) (and .cse0 (= 8560 ssl3_accept_~s__state~0)) (and (= 8448 ssl3_accept_~s__state~0) (= 3 ssl3_accept_~s__s3__tmp__next_state___0~0) (= ssl3_accept_~blastFlag~0 4)) (and .cse0 (= ssl3_accept_~s__state~0 8512)) (and (<= ssl3_accept_~blastFlag~0 7) (not (= ssl3_accept_~s__hit~0 0))) (and (<= 8656 ssl3_accept_~s__state~0) .cse1 .cse2 (= 3 ssl3_accept_~blastFlag~0)) (and .cse0 (= ssl3_accept_~s__state~0 8528)) (and .cse0 .cse1 .cse2) (= ssl3_accept_~s__state~0 3))) [2022-03-20 02:33:48,370 INFO L882 garLoopResultBuilder]: For program point L545(lines 545 547) no Hoare annotation was computed. [2022-03-20 02:33:48,370 INFO L882 garLoopResultBuilder]: For program point L545-2(lines 219 576) no Hoare annotation was computed. [2022-03-20 02:33:48,370 INFO L882 garLoopResultBuilder]: For program point L215(lines 215 579) no Hoare annotation was computed. [2022-03-20 02:33:48,370 INFO L882 garLoopResultBuilder]: For program point L182(lines 182 590) no Hoare annotation was computed. [2022-03-20 02:33:48,371 INFO L882 garLoopResultBuilder]: For program point L149(lines 149 601) no Hoare annotation was computed. [2022-03-20 02:33:48,371 INFO L882 garLoopResultBuilder]: For program point L116(lines 116 612) no Hoare annotation was computed. [2022-03-20 02:33:48,371 INFO L882 garLoopResultBuilder]: For program point L315(lines 315 322) no Hoare annotation was computed. [2022-03-20 02:33:48,371 INFO L882 garLoopResultBuilder]: For program point L315-2(lines 315 322) no Hoare annotation was computed. [2022-03-20 02:33:48,371 INFO L885 garLoopResultBuilder]: At program point L216(lines 215 579) the Hoare annotation is: true [2022-03-20 02:33:48,371 INFO L878 garLoopResultBuilder]: At program point L183(lines 179 591) the Hoare annotation is: (let ((.cse0 (< ssl3_accept_~s__state~0 8656))) (or (and (<= ssl3_accept_~blastFlag~0 2) (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse0) (and (<= ssl3_accept_~blastFlag~0 7) (<= ssl3_accept_~s__state~0 8656) (not (= ssl3_accept_~s__hit~0 0))) (and (= ssl3_accept_~blastFlag~0 0) .cse0))) [2022-03-20 02:33:48,371 INFO L878 garLoopResultBuilder]: At program point L150(lines 146 602) the Hoare annotation is: (or (and (<= ssl3_accept_~blastFlag~0 2) (not (<= 8576 ssl3_accept_~s__state~0))) (and (<= ssl3_accept_~blastFlag~0 7) (<= ssl3_accept_~s__state~0 8656) (not (= ssl3_accept_~s__hit~0 0)))) [2022-03-20 02:33:48,371 INFO L882 garLoopResultBuilder]: For program point L614(lines 614 630) no Hoare annotation was computed. [2022-03-20 02:33:48,371 INFO L882 garLoopResultBuilder]: For program point L515(lines 515 525) no Hoare annotation was computed. [2022-03-20 02:33:48,371 INFO L882 garLoopResultBuilder]: For program point L350(lines 350 373) no Hoare annotation was computed. [2022-03-20 02:33:48,371 INFO L885 garLoopResultBuilder]: At program point L218(lines 217 579) the Hoare annotation is: true [2022-03-20 02:33:48,371 INFO L882 garLoopResultBuilder]: For program point L185(lines 185 589) no Hoare annotation was computed. [2022-03-20 02:33:48,371 INFO L882 garLoopResultBuilder]: For program point L152(lines 152 600) no Hoare annotation was computed. [2022-03-20 02:33:48,371 INFO L882 garLoopResultBuilder]: For program point L119(lines 119 611) no Hoare annotation was computed. [2022-03-20 02:33:48,371 INFO L882 garLoopResultBuilder]: For program point L615(lines 615 629) no Hoare annotation was computed. [2022-03-20 02:33:48,371 INFO L882 garLoopResultBuilder]: For program point L285(lines 285 287) no Hoare annotation was computed. [2022-03-20 02:33:48,372 INFO L882 garLoopResultBuilder]: For program point L285-2(lines 219 576) no Hoare annotation was computed. [2022-03-20 02:33:48,372 INFO L882 garLoopResultBuilder]: For program point L616(lines 616 621) no Hoare annotation was computed. [2022-03-20 02:33:48,372 INFO L882 garLoopResultBuilder]: For program point L616-2(lines 615 629) no Hoare annotation was computed. [2022-03-20 02:33:48,372 INFO L882 garLoopResultBuilder]: For program point L451(lines 451 453) no Hoare annotation was computed. [2022-03-20 02:33:48,372 INFO L882 garLoopResultBuilder]: For program point L319(lines 319 321) no Hoare annotation was computed. [2022-03-20 02:33:48,372 INFO L882 garLoopResultBuilder]: For program point L518(lines 518 524) no Hoare annotation was computed. [2022-03-20 02:33:48,372 INFO L882 garLoopResultBuilder]: For program point L353(lines 353 357) no Hoare annotation was computed. [2022-03-20 02:33:48,372 INFO L882 garLoopResultBuilder]: For program point L353-2(lines 353 357) no Hoare annotation was computed. [2022-03-20 02:33:48,372 INFO L882 garLoopResultBuilder]: For program point L254(lines 254 264) no Hoare annotation was computed. [2022-03-20 02:33:48,372 INFO L882 garLoopResultBuilder]: For program point L188(lines 188 588) no Hoare annotation was computed. [2022-03-20 02:33:48,372 INFO L882 garLoopResultBuilder]: For program point L155(lines 155 599) no Hoare annotation was computed. [2022-03-20 02:33:48,372 INFO L882 garLoopResultBuilder]: For program point L122(lines 122 610) no Hoare annotation was computed. [2022-03-20 02:33:48,372 INFO L882 garLoopResultBuilder]: For program point L618(lines 618 620) no Hoare annotation was computed. [2022-03-20 02:33:48,372 INFO L882 garLoopResultBuilder]: For program point ssl3_acceptEXIT(lines 22 645) no Hoare annotation was computed. [2022-03-20 02:33:48,372 INFO L882 garLoopResultBuilder]: For program point L486(lines 486 496) no Hoare annotation was computed. [2022-03-20 02:33:48,372 INFO L882 garLoopResultBuilder]: For program point L387(lines 387 419) no Hoare annotation was computed. [2022-03-20 02:33:48,373 INFO L882 garLoopResultBuilder]: For program point L255(lines 255 258) no Hoare annotation was computed. [2022-03-20 02:33:48,373 INFO L878 garLoopResultBuilder]: At program point L222(lines 116 612) the Hoare annotation is: (or (= ssl3_accept_~blastFlag~0 0) (and (<= ssl3_accept_~blastFlag~0 7) (not (= ssl3_accept_~s__hit~0 0))) (and (< ssl3_accept_~s__state~0 8576) (<= ssl3_accept_~blastFlag~0 2) (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576))) [2022-03-20 02:33:48,373 INFO L878 garLoopResultBuilder]: At program point L189(lines 185 589) the Hoare annotation is: (let ((.cse0 (< ssl3_accept_~s__state~0 8656))) (or (and (<= ssl3_accept_~blastFlag~0 2) (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse0) (and (<= ssl3_accept_~blastFlag~0 7) (<= ssl3_accept_~s__state~0 8656) (not (= ssl3_accept_~s__hit~0 0))) (and (= ssl3_accept_~blastFlag~0 0) .cse0))) [2022-03-20 02:33:48,373 INFO L878 garLoopResultBuilder]: At program point L156(lines 152 600) the Hoare annotation is: (or (and (<= ssl3_accept_~blastFlag~0 2) (not (<= 8576 ssl3_accept_~s__state~0))) (and (<= ssl3_accept_~blastFlag~0 7) (<= ssl3_accept_~s__state~0 8656) (not (= ssl3_accept_~s__hit~0 0)))) [2022-03-20 02:33:48,373 INFO L882 garLoopResultBuilder]: For program point L454(lines 454 463) no Hoare annotation was computed. [2022-03-20 02:33:48,373 INFO L882 garLoopResultBuilder]: For program point L388(lines 388 394) no Hoare annotation was computed. [2022-03-20 02:33:48,373 INFO L882 garLoopResultBuilder]: For program point L554(lines 554 558) no Hoare annotation was computed. [2022-03-20 02:33:48,373 INFO L882 garLoopResultBuilder]: For program point L521(lines 521 523) no Hoare annotation was computed. [2022-03-20 02:33:48,373 INFO L882 garLoopResultBuilder]: For program point L554-2(lines 554 558) no Hoare annotation was computed. [2022-03-20 02:33:48,373 INFO L882 garLoopResultBuilder]: For program point L521-2(lines 219 576) no Hoare annotation was computed. [2022-03-20 02:33:48,373 INFO L882 garLoopResultBuilder]: For program point L191(lines 191 587) no Hoare annotation was computed. [2022-03-20 02:33:48,373 INFO L882 garLoopResultBuilder]: For program point L158(lines 158 598) no Hoare annotation was computed. [2022-03-20 02:33:48,373 INFO L882 garLoopResultBuilder]: For program point L125(lines 125 609) no Hoare annotation was computed. [2022-03-20 02:33:48,373 INFO L882 garLoopResultBuilder]: For program point ssl3_acceptFINAL(lines 22 645) no Hoare annotation was computed. [2022-03-20 02:33:48,373 INFO L882 garLoopResultBuilder]: For program point L489(lines 489 495) no Hoare annotation was computed. [2022-03-20 02:33:48,373 INFO L882 garLoopResultBuilder]: For program point L489-2(lines 219 576) no Hoare annotation was computed. [2022-03-20 02:33:48,373 INFO L882 garLoopResultBuilder]: For program point L93(lines 93 99) no Hoare annotation was computed. [2022-03-20 02:33:48,374 INFO L882 garLoopResultBuilder]: For program point L623(lines 623 627) no Hoare annotation was computed. [2022-03-20 02:33:48,374 INFO L882 garLoopResultBuilder]: For program point L458(lines 458 460) no Hoare annotation was computed. [2022-03-20 02:33:48,374 INFO L882 garLoopResultBuilder]: For program point L227(lines 227 229) no Hoare annotation was computed. [2022-03-20 02:33:48,374 INFO L882 garLoopResultBuilder]: For program point L194(lines 194 586) no Hoare annotation was computed. [2022-03-20 02:33:48,374 INFO L882 garLoopResultBuilder]: For program point L161(lines 161 597) no Hoare annotation was computed. [2022-03-20 02:33:48,374 INFO L882 garLoopResultBuilder]: For program point L227-2(lines 227 229) no Hoare annotation was computed. [2022-03-20 02:33:48,375 INFO L882 garLoopResultBuilder]: For program point L128(lines 128 608) no Hoare annotation was computed. [2022-03-20 02:33:48,375 INFO L882 garLoopResultBuilder]: For program point L492(lines 492 494) no Hoare annotation was computed. [2022-03-20 02:33:48,375 INFO L878 garLoopResultBuilder]: At program point L195(lines 191 587) the Hoare annotation is: (let ((.cse0 (< ssl3_accept_~s__state~0 8656))) (or (and (<= ssl3_accept_~blastFlag~0 2) (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse0) (and (<= ssl3_accept_~blastFlag~0 7) (<= ssl3_accept_~s__state~0 8656) (not (= ssl3_accept_~s__hit~0 0))) (and (= ssl3_accept_~blastFlag~0 0) .cse0))) [2022-03-20 02:33:48,375 INFO L878 garLoopResultBuilder]: At program point L162(lines 158 598) the Hoare annotation is: (or (and (<= ssl3_accept_~blastFlag~0 2) (not (<= 8576 ssl3_accept_~s__state~0))) (and (<= ssl3_accept_~blastFlag~0 7) (<= ssl3_accept_~s__state~0 8656) (not (= ssl3_accept_~s__hit~0 0)))) [2022-03-20 02:33:48,375 INFO L882 garLoopResultBuilder]: For program point L96(lines 96 98) no Hoare annotation was computed. [2022-03-20 02:33:48,375 INFO L882 garLoopResultBuilder]: For program point L96-2(lines 93 99) no Hoare annotation was computed. [2022-03-20 02:33:48,375 INFO L878 garLoopResultBuilder]: At program point L493(lines 83 644) the Hoare annotation is: false [2022-03-20 02:33:48,375 INFO L882 garLoopResultBuilder]: For program point L361(lines 361 369) no Hoare annotation was computed. [2022-03-20 02:33:48,375 INFO L878 garLoopResultBuilder]: At program point L362(lines 338 380) the Hoare annotation is: (or (and (<= ssl3_accept_~blastFlag~0 2) (not (<= 8576 ssl3_accept_~s__state~0))) (and (<= ssl3_accept_~blastFlag~0 7) (<= ssl3_accept_~s__state~0 8656) (not (= ssl3_accept_~s__hit~0 0)))) [2022-03-20 02:33:48,375 INFO L882 garLoopResultBuilder]: For program point L197(lines 197 585) no Hoare annotation was computed. [2022-03-20 02:33:48,375 INFO L882 garLoopResultBuilder]: For program point L164(lines 164 596) no Hoare annotation was computed. [2022-03-20 02:33:48,375 INFO L882 garLoopResultBuilder]: For program point L131(lines 131 607) no Hoare annotation was computed. [2022-03-20 02:33:48,376 INFO L882 garLoopResultBuilder]: For program point ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION(line 642) no Hoare annotation was computed. [2022-03-20 02:33:48,376 INFO L882 garLoopResultBuilder]: For program point L429(lines 429 431) no Hoare annotation was computed. [2022-03-20 02:33:48,376 INFO L878 garLoopResultBuilder]: At program point L396(lines 387 419) the Hoare annotation is: (or (and (<= ssl3_accept_~blastFlag~0 2) (not (<= 8576 ssl3_accept_~s__state~0))) (and (<= ssl3_accept_~blastFlag~0 7) (<= ssl3_accept_~s__state~0 8656) (not (= ssl3_accept_~s__hit~0 0)))) [2022-03-20 02:33:48,376 INFO L878 garLoopResultBuilder]: At program point L132(lines 128 608) the Hoare annotation is: (or (and (= ssl3_accept_~blastFlag~0 0) (not (<= 8576 ssl3_accept_~s__state~0))) (and (<= ssl3_accept_~blastFlag~0 7) (<= ssl3_accept_~s__state~0 8656) (not (= ssl3_accept_~s__hit~0 0))) (and (< ssl3_accept_~s__state~0 8576) (<= ssl3_accept_~blastFlag~0 2) (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576))) [2022-03-20 02:33:48,376 INFO L882 garLoopResultBuilder]: For program point L364(lines 364 366) no Hoare annotation was computed. [2022-03-20 02:33:48,376 INFO L882 garLoopResultBuilder]: For program point L298(lines 298 300) no Hoare annotation was computed. [2022-03-20 02:33:48,376 INFO L882 garLoopResultBuilder]: For program point L232(lines 232 234) no Hoare annotation was computed. [2022-03-20 02:33:48,376 INFO L882 garLoopResultBuilder]: For program point L298-2(lines 219 576) no Hoare annotation was computed. [2022-03-20 02:33:48,376 INFO L882 garLoopResultBuilder]: For program point L332(lines 332 336) no Hoare annotation was computed. [2022-03-20 02:33:48,376 INFO L882 garLoopResultBuilder]: For program point L332-2(lines 219 576) no Hoare annotation was computed. [2022-03-20 02:33:48,376 INFO L882 garLoopResultBuilder]: For program point L200(lines 200 584) no Hoare annotation was computed. [2022-03-20 02:33:48,376 INFO L882 garLoopResultBuilder]: For program point L167(lines 167 595) no Hoare annotation was computed. [2022-03-20 02:33:48,376 INFO L882 garLoopResultBuilder]: For program point L134(lines 134 606) no Hoare annotation was computed. [2022-03-20 02:33:48,376 INFO L882 garLoopResultBuilder]: For program point L101(lines 101 105) no Hoare annotation was computed. [2022-03-20 02:33:48,377 INFO L882 garLoopResultBuilder]: For program point L101-1(lines 83 644) no Hoare annotation was computed. [2022-03-20 02:33:48,377 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2022-03-20 02:33:48,377 INFO L878 garLoopResultBuilder]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|)) [2022-03-20 02:33:48,377 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2022-03-20 02:33:48,377 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-03-20 02:33:48,377 INFO L885 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-03-20 02:33:48,377 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-03-20 02:33:48,377 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-03-20 02:33:48,382 INFO L719 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:33:48,383 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-20 02:33:48,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.03 02:33:48 BoogieIcfgContainer [2022-03-20 02:33:48,416 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-20 02:33:48,417 INFO L158 Benchmark]: Toolchain (without parser) took 25035.06ms. Allocated memory was 170.9MB in the beginning and 358.6MB in the end (delta: 187.7MB). Free memory was 122.3MB in the beginning and 230.6MB in the end (delta: -108.2MB). Peak memory consumption was 192.3MB. Max. memory is 8.0GB. [2022-03-20 02:33:48,417 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 170.9MB. Free memory is still 139.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-20 02:33:48,417 INFO L158 Benchmark]: CACSL2BoogieTranslator took 358.91ms. Allocated memory is still 170.9MB. Free memory was 122.2MB in the beginning and 145.9MB in the end (delta: -23.7MB). Peak memory consumption was 16.0MB. Max. memory is 8.0GB. [2022-03-20 02:33:48,417 INFO L158 Benchmark]: Boogie Preprocessor took 59.74ms. Allocated memory is still 170.9MB. Free memory was 145.9MB in the beginning and 143.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-20 02:33:48,418 INFO L158 Benchmark]: RCFGBuilder took 619.13ms. Allocated memory is still 170.9MB. Free memory was 143.4MB in the beginning and 115.0MB in the end (delta: 28.3MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. [2022-03-20 02:33:48,418 INFO L158 Benchmark]: TraceAbstraction took 23991.35ms. Allocated memory was 170.9MB in the beginning and 358.6MB in the end (delta: 187.7MB). Free memory was 114.4MB in the beginning and 230.6MB in the end (delta: -116.1MB). Peak memory consumption was 185.8MB. Max. memory is 8.0GB. [2022-03-20 02:33:48,419 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 170.9MB. Free memory is still 139.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 358.91ms. Allocated memory is still 170.9MB. Free memory was 122.2MB in the beginning and 145.9MB in the end (delta: -23.7MB). Peak memory consumption was 16.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 59.74ms. Allocated memory is still 170.9MB. Free memory was 145.9MB in the beginning and 143.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 619.13ms. Allocated memory is still 170.9MB. Free memory was 143.4MB in the beginning and 115.0MB in the end (delta: 28.3MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. * TraceAbstraction took 23991.35ms. Allocated memory was 170.9MB in the beginning and 358.6MB in the end (delta: 187.7MB). Free memory was 114.4MB in the beginning and 230.6MB in the end (delta: -116.1MB). Peak memory consumption was 185.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 642]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 159 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 23.9s, OverallIterations: 22, TraceHistogramMax: 31, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 6.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6638 SdHoareTripleChecker+Valid, 5.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6636 mSDsluCounter, 6455 SdHoareTripleChecker+Invalid, 4.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 710 mSDsCounter, 598 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6221 IncrementalHoareTripleChecker+Invalid, 6819 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 598 mSolverCounterUnsat, 5745 mSDtfsCounter, 6221 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4973 GetRequests, 4886 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3221occurred in iteration=15, InterpolantAutomatonStates: 95, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 22 MinimizatonAttempts, 2066 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 388 NumberOfFragments, 691 HoareAnnotationTreeSize, 32 FomulaSimplifications, 4516 FormulaSimplificationTreeSizeReduction, 2.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 16776 FormulaSimplificationTreeSizeReductionInter, 2.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 8.2s InterpolantComputationTime, 9951 NumberOfCodeBlocks, 9951 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 11544 ConstructedInterpolants, 0 QuantifiedInterpolants, 16440 SizeOfPredicates, 2 NumberOfNonLiveVariables, 5181 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 29 InterpolantComputations, 20 PerfectInterpolantSequences, 85393/85627 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 83]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: ((((((((((blastFlag <= 2 && 8496 == s__state) || blastFlag == 0) || (blastFlag <= 2 && s__state == 8544)) || (blastFlag <= 2 && 8560 == s__state)) || ((8448 == s__state && 3 == s__s3__tmp__next_state___0) && blastFlag == 4)) || (blastFlag <= 2 && s__state == 8512)) || (blastFlag <= 7 && !(s__hit == 0))) || (((8656 <= s__state && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8672) && 3 == blastFlag)) || (blastFlag <= 2 && s__state == 8528)) || ((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8672)) || s__state == 3 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: (((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && s__state < 8656) || ((blastFlag <= 7 && s__state <= 8656) && !(s__hit == 0))) || (blastFlag == 0 && s__state < 8656) - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: (blastFlag <= 2 && !(8576 <= s__state)) || ((blastFlag <= 7 && s__state <= 8656) && !(s__hit == 0)) - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: (blastFlag <= 2 && !(8576 <= s__state)) || ((blastFlag <= 7 && s__state <= 8656) && !(s__hit == 0)) - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: (blastFlag <= 2 && !(8576 <= s__state)) || ((blastFlag <= 7 && s__state <= 8656) && !(s__hit == 0)) - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: ((((8448 == s__state && blastFlag <= 7) && !(s__hit == 0)) || ((blastFlag <= 2 && 8448 == s__state) && s__s3__tmp__next_state___0 <= 8576)) || ((8448 == s__state && 3 == s__s3__tmp__next_state___0) && blastFlag == 4)) || (blastFlag == 0 && 8448 == s__state) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: ((blastFlag == 0 && !(8576 <= s__state)) || ((blastFlag <= 7 && s__state <= 8656) && !(s__hit == 0))) || ((s__state < 8576 && blastFlag <= 2) && s__s3__tmp__next_state___0 <= 8576) - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: (((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && s__state < 8656) || ((blastFlag <= 7 && s__state <= 8656) && !(s__hit == 0))) || (blastFlag == 0 && s__state < 8656) - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: (blastFlag <= 2 && !(8576 <= s__state)) || ((blastFlag <= 7 && s__state <= 8656) && !(s__hit == 0)) - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: (((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && s__state < 8656) || ((blastFlag <= 7 && s__state <= 8656) && !(s__hit == 0))) || (blastFlag == 0 && s__state < 8656) - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: ((((8656 <= s__state && s__s3__tmp__next_state___0 <= 8576) && 3 == blastFlag) || ((8656 <= s__state && blastFlag <= 7) && !(s__hit == 0))) || (blastFlag == 0 && 8656 <= s__state)) || ((blastFlag <= 2 && 8656 <= s__state) && s__s3__tmp__next_state___0 <= 8576) - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: s__state <= 8656 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: ((((blastFlag == 0 && 8656 <= s__state) && s__state <= 8672) || (((8656 <= s__state && blastFlag <= 7) && !(s__hit == 0)) && s__state <= 8672)) || (((blastFlag <= 2 && 8656 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8672)) || (((8656 <= s__state && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8672) && 3 == blastFlag) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: ((blastFlag == 0 && !(8576 <= s__state)) || ((blastFlag <= 7 && s__state <= 8656) && !(s__hit == 0))) || ((s__state < 8576 && blastFlag <= 2) && s__s3__tmp__next_state___0 <= 8576) - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: (blastFlag <= 2 && !(8576 <= s__state)) || ((blastFlag <= 7 && s__state <= 8656) && !(s__hit == 0)) - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: (blastFlag <= 2 && !(8576 <= s__state)) || ((blastFlag <= 7 && s__state <= 8656) && !(s__hit == 0)) - InvariantResult [Line: 399]: Loop Invariant Derived loop invariant: (blastFlag <= 2 && !(8576 <= s__state)) || ((blastFlag <= 7 && s__state <= 8656) && !(s__hit == 0)) - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: ((8656 <= s__state && blastFlag <= 7) && !(s__hit == 0)) || (blastFlag == 0 && 8656 <= s__state) - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: (blastFlag == 0 || (blastFlag <= 7 && !(s__hit == 0))) || ((s__state < 8576 && blastFlag <= 2) && s__s3__tmp__next_state___0 <= 8576) - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: (((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && s__state < 8656) || ((blastFlag <= 7 && s__state <= 8656) && !(s__hit == 0))) || (blastFlag == 0 && s__state < 8656) - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: ((((((((((blastFlag <= 2 && 8496 == s__state) || blastFlag == 0) || (blastFlag <= 2 && s__state == 8544)) || (blastFlag <= 2 && 8560 == s__state)) || ((8448 == s__state && 3 == s__s3__tmp__next_state___0) && blastFlag == 4)) || (blastFlag <= 2 && s__state == 8512)) || (blastFlag <= 7 && !(s__hit == 0))) || (((8656 <= s__state && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8672) && 3 == blastFlag)) || (blastFlag <= 2 && s__state == 8528)) || ((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8672)) || s__state == 3 - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: (blastFlag <= 2 && !(8576 <= s__state)) || ((blastFlag <= 7 && s__state <= 8656) && !(s__hit == 0)) RESULT: Ultimate proved your program to be correct! [2022-03-20 02:33:48,479 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...