/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_clnt_3.cil-3.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-b030c9e [2022-03-20 02:30:57,420 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-20 02:30:57,421 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-20 02:30:57,479 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-20 02:30:57,480 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-20 02:30:57,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-20 02:30:57,482 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-20 02:30:57,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-20 02:30:57,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-20 02:30:57,493 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-20 02:30:57,494 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-20 02:30:57,495 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-20 02:30:57,495 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-20 02:30:57,495 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-20 02:30:57,496 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-20 02:30:57,497 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-20 02:30:57,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-20 02:30:57,498 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-20 02:30:57,499 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-20 02:30:57,500 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-20 02:30:57,501 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-03-20 02:30:57,501 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-20 02:30:57,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-20 02:30:57,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-20 02:30:57,503 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-20 02:30:57,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-20 02:30:57,511 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-20 02:30:57,511 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-20 02:30:57,512 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-20 02:30:57,513 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 02:30:57,527 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-20 02:30:57,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-20 02:30:57,528 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-20 02:30:57,528 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-20 02:30:57,529 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-20 02:30:57,529 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-20 02:30:57,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-20 02:30:57,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-20 02:30:57,529 INFO L138 SettingsManager]: * Use SBE=true [2022-03-20 02:30:57,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-20 02:30:57,530 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-20 02:30:57,530 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-20 02:30:57,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-20 02:30:57,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-20 02:30:57,530 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-20 02:30:57,530 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-20 02:30:57,530 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-20 02:30:57,531 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-20 02:30:57,531 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-20 02:30:57,531 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-20 02:30:57,533 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-20 02:30:57,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-20 02:30:57,533 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-20 02:30:57,533 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-20 02:30:57,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-20 02:30:57,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-20 02:30:57,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-20 02:30:57,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-20 02:30:57,534 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-20 02:30:57,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-20 02:30:57,534 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-20 02:30:57,534 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-03-20 02:30:57,535 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-20 02:30:57,535 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-03-20 02:30:57,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-20 02:30:57,745 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-20 02:30:57,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-20 02:30:57,748 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-20 02:30:57,748 INFO L275 PluginConnector]: CDTParser initialized [2022-03-20 02:30:57,755 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/openssl-simplified/s3_clnt_3.cil-3.c [2022-03-20 02:30:57,816 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a853ab71/d4c85dd368cc4560b34e4d7d769c7967/FLAG0dc062357 [2022-03-20 02:30:58,259 INFO L306 CDTParser]: Found 1 translation units. [2022-03-20 02:30:58,259 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/openssl-simplified/s3_clnt_3.cil-3.c [2022-03-20 02:30:58,282 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a853ab71/d4c85dd368cc4560b34e4d7d769c7967/FLAG0dc062357 [2022-03-20 02:30:58,639 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a853ab71/d4c85dd368cc4560b34e4d7d769c7967 [2022-03-20 02:30:58,641 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-20 02:30:58,642 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-20 02:30:58,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-20 02:30:58,645 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-20 02:30:58,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-20 02:30:58,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.03 02:30:58" (1/1) ... [2022-03-20 02:30:58,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@287398c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:30:58, skipping insertion in model container [2022-03-20 02:30:58,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.03 02:30:58" (1/1) ... [2022-03-20 02:30:58,654 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-20 02:30:58,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-20 02:30:58,873 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_clnt_3.cil-3.c[37595,37608] [2022-03-20 02:30:58,878 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-20 02:30:58,885 INFO L203 MainTranslator]: Completed pre-run [2022-03-20 02:30:58,936 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_clnt_3.cil-3.c[37595,37608] [2022-03-20 02:30:58,938 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-20 02:30:58,956 INFO L208 MainTranslator]: Completed translation [2022-03-20 02:30:58,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:30:58 WrapperNode [2022-03-20 02:30:58,963 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-20 02:30:58,965 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-20 02:30:58,965 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-20 02:30:58,965 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-20 02:30:58,973 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:30:58" (1/1) ... [2022-03-20 02:30:58,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:30:58" (1/1) ... [2022-03-20 02:30:58,980 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:30:58" (1/1) ... [2022-03-20 02:30:58,981 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:30:58" (1/1) ... [2022-03-20 02:30:58,990 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:30:58" (1/1) ... [2022-03-20 02:30:59,000 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:30:58" (1/1) ... [2022-03-20 02:30:59,002 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:30:58" (1/1) ... [2022-03-20 02:30:59,004 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-20 02:30:59,005 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-20 02:30:59,006 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-20 02:30:59,006 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-20 02:30:59,007 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:30:58" (1/1) ... [2022-03-20 02:30:59,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-20 02:30:59,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-20 02:30:59,043 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 02:30:59,092 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 02:30:59,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-03-20 02:30:59,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-20 02:30:59,116 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-03-20 02:30:59,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_connect [2022-03-20 02:30:59,116 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-03-20 02:30:59,116 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-03-20 02:30:59,116 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-03-20 02:30:59,117 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-03-20 02:30:59,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-20 02:30:59,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2022-03-20 02:30:59,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-03-20 02:30:59,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-03-20 02:30:59,117 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_connect [2022-03-20 02:30:59,117 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-03-20 02:30:59,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-03-20 02:30:59,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-20 02:30:59,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-20 02:30:59,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-20 02:30:59,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-20 02:30:59,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-20 02:30:59,182 INFO L234 CfgBuilder]: Building ICFG [2022-03-20 02:30:59,184 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-20 02:30:59,247 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-03-20 02:30:59,502 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2022-03-20 02:30:59,502 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2022-03-20 02:30:59,504 INFO L275 CfgBuilder]: Performing block encoding [2022-03-20 02:30:59,511 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-20 02:30:59,511 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-03-20 02:30:59,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.03 02:30:59 BoogieIcfgContainer [2022-03-20 02:30:59,513 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-20 02:30:59,514 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-20 02:30:59,514 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-20 02:30:59,523 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-20 02:30:59,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.03 02:30:58" (1/3) ... [2022-03-20 02:30:59,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@794590c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.03 02:30:59, skipping insertion in model container [2022-03-20 02:30:59,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:30:58" (2/3) ... [2022-03-20 02:30:59,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@794590c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.03 02:30:59, skipping insertion in model container [2022-03-20 02:30:59,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.03 02:30:59" (3/3) ... [2022-03-20 02:30:59,527 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_clnt_3.cil-3.c [2022-03-20 02:30:59,534 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-20 02:30:59,534 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-20 02:30:59,572 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-20 02:30:59,577 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 02:30:59,578 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-03-20 02:30:59,593 INFO L276 IsEmpty]: Start isEmpty. Operand has 137 states, 129 states have (on average 1.697674418604651) internal successors, (219), 130 states have internal predecessors, (219), 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 02:30:59,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-03-20 02:30:59,600 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:30:59,601 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] [2022-03-20 02:30:59,601 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:30:59,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:30:59,606 INFO L85 PathProgramCache]: Analyzing trace with hash -53499867, now seen corresponding path program 1 times [2022-03-20 02:30:59,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:30:59,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383110368] [2022-03-20 02:30:59,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:30:59,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:30:59,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:30:59,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:30:59,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:30:59,897 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 02:30:59,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:30:59,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383110368] [2022-03-20 02:30:59,898 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383110368] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:30:59,898 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:30:59,899 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:30:59,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465671624] [2022-03-20 02:30:59,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:30:59,904 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:30:59,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:30:59,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:30:59,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:30:59,935 INFO L87 Difference]: Start difference. First operand has 137 states, 129 states have (on average 1.697674418604651) internal successors, (219), 130 states have internal predecessors, (219), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:31:00,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:00,256 INFO L93 Difference]: Finished difference Result 376 states and 631 transitions. [2022-03-20 02:31:00,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:31:00,258 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 30 [2022-03-20 02:31:00,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:00,273 INFO L225 Difference]: With dead ends: 376 [2022-03-20 02:31:00,273 INFO L226 Difference]: Without dead ends: 219 [2022-03-20 02:31:00,277 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 02:31:00,279 INFO L913 BasicCegarLoop]: 215 mSDtfsCounter, 578 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 215 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 580 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:00,280 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [580 Valid, 224 Invalid, 223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 215 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 02:31:00,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2022-03-20 02:31:00,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 219. [2022-03-20 02:31:00,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 214 states have (on average 1.4906542056074767) internal successors, (319), 214 states have internal predecessors, (319), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:31:00,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 323 transitions. [2022-03-20 02:31:00,329 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 323 transitions. Word has length 30 [2022-03-20 02:31:00,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:00,329 INFO L478 AbstractCegarLoop]: Abstraction has 219 states and 323 transitions. [2022-03-20 02:31:00,329 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:31:00,329 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 323 transitions. [2022-03-20 02:31:00,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-03-20 02:31:00,331 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:00,331 INFO L499 BasicCegarLoop]: trace histogram [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] [2022-03-20 02:31:00,331 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-20 02:31:00,332 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:00,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:00,332 INFO L85 PathProgramCache]: Analyzing trace with hash -67654802, now seen corresponding path program 1 times [2022-03-20 02:31:00,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:00,332 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297102012] [2022-03-20 02:31:00,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:00,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:00,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:00,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:00,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:00,435 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 02:31:00,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:00,437 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297102012] [2022-03-20 02:31:00,437 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297102012] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:31:00,437 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:31:00,437 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:31:00,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934199534] [2022-03-20 02:31:00,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:31:00,440 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:31:00,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:00,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:31:00,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:31:00,442 INFO L87 Difference]: Start difference. First operand 219 states and 323 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 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 02:31:00,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:00,686 INFO L93 Difference]: Finished difference Result 351 states and 525 transitions. [2022-03-20 02:31:00,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:31:00,687 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 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 44 [2022-03-20 02:31:00,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:00,690 INFO L225 Difference]: With dead ends: 351 [2022-03-20 02:31:00,690 INFO L226 Difference]: Without dead ends: 246 [2022-03-20 02:31:00,691 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 02:31:00,692 INFO L913 BasicCegarLoop]: 186 mSDtfsCounter, 193 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:00,692 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [193 Valid, 193 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 02:31:00,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2022-03-20 02:31:00,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 236. [2022-03-20 02:31:00,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 236 states, 231 states have (on average 1.4761904761904763) internal successors, (341), 231 states have internal predecessors, (341), 3 states have call successors, (3), 3 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 02:31:00,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 345 transitions. [2022-03-20 02:31:00,704 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 345 transitions. Word has length 44 [2022-03-20 02:31:00,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:00,704 INFO L478 AbstractCegarLoop]: Abstraction has 236 states and 345 transitions. [2022-03-20 02:31:00,704 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 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 02:31:00,704 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 345 transitions. [2022-03-20 02:31:00,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-03-20 02:31:00,706 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:00,706 INFO L499 BasicCegarLoop]: trace histogram [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] [2022-03-20 02:31:00,706 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-20 02:31:00,706 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:00,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:00,707 INFO L85 PathProgramCache]: Analyzing trace with hash 784495084, now seen corresponding path program 1 times [2022-03-20 02:31:00,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:00,707 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396198510] [2022-03-20 02:31:00,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:00,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:00,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:00,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:00,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:00,805 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-20 02:31:00,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:00,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396198510] [2022-03-20 02:31:00,806 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396198510] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:31:00,806 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:31:00,806 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:31:00,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868897093] [2022-03-20 02:31:00,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:31:00,807 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:31:00,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:00,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:31:00,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:31:00,807 INFO L87 Difference]: Start difference. First operand 236 states and 345 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 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 02:31:01,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:01,025 INFO L93 Difference]: Finished difference Result 561 states and 851 transitions. [2022-03-20 02:31:01,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:31:01,025 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 61 [2022-03-20 02:31:01,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:01,027 INFO L225 Difference]: With dead ends: 561 [2022-03-20 02:31:01,027 INFO L226 Difference]: Without dead ends: 336 [2022-03-20 02:31:01,028 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 02:31:01,029 INFO L913 BasicCegarLoop]: 197 mSDtfsCounter, 209 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 209 SdHoareTripleChecker+Valid, 204 SdHoareTripleChecker+Invalid, 237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:01,029 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [209 Valid, 204 Invalid, 237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 02:31:01,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2022-03-20 02:31:01,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 318. [2022-03-20 02:31:01,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 318 states, 313 states have (on average 1.4089456869009584) internal successors, (441), 313 states have internal predecessors, (441), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:31:01,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 318 states and 445 transitions. [2022-03-20 02:31:01,041 INFO L78 Accepts]: Start accepts. Automaton has 318 states and 445 transitions. Word has length 61 [2022-03-20 02:31:01,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:01,041 INFO L478 AbstractCegarLoop]: Abstraction has 318 states and 445 transitions. [2022-03-20 02:31:01,041 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 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 02:31:01,042 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 445 transitions. [2022-03-20 02:31:01,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-03-20 02:31:01,043 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:01,043 INFO L499 BasicCegarLoop]: trace histogram [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] [2022-03-20 02:31:01,044 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-20 02:31:01,044 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:01,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:01,044 INFO L85 PathProgramCache]: Analyzing trace with hash -1020943250, now seen corresponding path program 1 times [2022-03-20 02:31:01,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:01,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381574358] [2022-03-20 02:31:01,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:01,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:01,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:01,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:01,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:01,099 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-20 02:31:01,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:01,100 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381574358] [2022-03-20 02:31:01,100 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381574358] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:31:01,100 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:31:01,100 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:31:01,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488952135] [2022-03-20 02:31:01,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:31:01,100 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:31:01,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:01,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:31:01,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:31:01,101 INFO L87 Difference]: Start difference. First operand 318 states and 445 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 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 02:31:01,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:01,313 INFO L93 Difference]: Finished difference Result 671 states and 954 transitions. [2022-03-20 02:31:01,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:31:01,313 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 61 [2022-03-20 02:31:01,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:01,316 INFO L225 Difference]: With dead ends: 671 [2022-03-20 02:31:01,316 INFO L226 Difference]: Without dead ends: 366 [2022-03-20 02:31:01,317 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 02:31:01,325 INFO L913 BasicCegarLoop]: 187 mSDtfsCounter, 191 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 182 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 191 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:01,326 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [191 Valid, 194 Invalid, 195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 182 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 02:31:01,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2022-03-20 02:31:01,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 356. [2022-03-20 02:31:01,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 356 states, 351 states have (on average 1.393162393162393) internal successors, (489), 351 states have internal predecessors, (489), 3 states have call successors, (3), 3 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 02:31:01,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 493 transitions. [2022-03-20 02:31:01,339 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 493 transitions. Word has length 61 [2022-03-20 02:31:01,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:01,340 INFO L478 AbstractCegarLoop]: Abstraction has 356 states and 493 transitions. [2022-03-20 02:31:01,340 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 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 02:31:01,340 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 493 transitions. [2022-03-20 02:31:01,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-03-20 02:31:01,342 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:01,342 INFO L499 BasicCegarLoop]: trace histogram [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] [2022-03-20 02:31:01,342 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-20 02:31:01,342 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:01,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:01,343 INFO L85 PathProgramCache]: Analyzing trace with hash 833035925, now seen corresponding path program 1 times [2022-03-20 02:31:01,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:01,343 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987890195] [2022-03-20 02:31:01,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:01,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:01,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:01,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:01,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:01,399 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-20 02:31:01,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:01,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987890195] [2022-03-20 02:31:01,400 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987890195] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:31:01,400 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:31:01,400 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:31:01,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216080778] [2022-03-20 02:31:01,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:31:01,400 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:31:01,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:01,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:31:01,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:31:01,401 INFO L87 Difference]: Start difference. First operand 356 states and 493 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 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 02:31:01,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:01,565 INFO L93 Difference]: Finished difference Result 805 states and 1153 transitions. [2022-03-20 02:31:01,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:31:01,568 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 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 74 [2022-03-20 02:31:01,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:01,570 INFO L225 Difference]: With dead ends: 805 [2022-03-20 02:31:01,570 INFO L226 Difference]: Without dead ends: 460 [2022-03-20 02:31:01,571 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 02:31:01,571 INFO L913 BasicCegarLoop]: 174 mSDtfsCounter, 295 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 193 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:01,572 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [295 Valid, 181 Invalid, 193 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-20 02:31:01,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2022-03-20 02:31:01,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 434. [2022-03-20 02:31:01,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 429 states have (on average 1.4522144522144522) internal successors, (623), 429 states have internal predecessors, (623), 3 states have call successors, (3), 3 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 02:31:01,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 627 transitions. [2022-03-20 02:31:01,583 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 627 transitions. Word has length 74 [2022-03-20 02:31:01,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:01,596 INFO L478 AbstractCegarLoop]: Abstraction has 434 states and 627 transitions. [2022-03-20 02:31:01,597 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 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 02:31:01,597 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 627 transitions. [2022-03-20 02:31:01,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-03-20 02:31:01,599 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:01,599 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 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] [2022-03-20 02:31:01,599 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-20 02:31:01,599 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:01,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:01,602 INFO L85 PathProgramCache]: Analyzing trace with hash 35365114, now seen corresponding path program 1 times [2022-03-20 02:31:01,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:01,602 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020973547] [2022-03-20 02:31:01,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:01,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:01,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:01,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:01,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:01,654 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-03-20 02:31:01,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:01,655 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020973547] [2022-03-20 02:31:01,655 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020973547] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:31:01,655 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:31:01,655 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:31:01,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809570743] [2022-03-20 02:31:01,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:31:01,655 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:31:01,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:01,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:31:01,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:31:01,656 INFO L87 Difference]: Start difference. First operand 434 states and 627 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 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 02:31:01,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:01,844 INFO L93 Difference]: Finished difference Result 903 states and 1314 transitions. [2022-03-20 02:31:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:31:01,845 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 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 78 [2022-03-20 02:31:01,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:01,847 INFO L225 Difference]: With dead ends: 903 [2022-03-20 02:31:01,847 INFO L226 Difference]: Without dead ends: 482 [2022-03-20 02:31:01,847 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 02:31:01,848 INFO L913 BasicCegarLoop]: 186 mSDtfsCounter, 185 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 184 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:01,848 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [185 Valid, 193 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 184 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 02:31:01,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2022-03-20 02:31:01,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 476. [2022-03-20 02:31:01,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 476 states, 471 states have (on average 1.4331210191082802) internal successors, (675), 471 states have internal predecessors, (675), 3 states have call successors, (3), 3 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 02:31:01,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 476 states and 679 transitions. [2022-03-20 02:31:01,859 INFO L78 Accepts]: Start accepts. Automaton has 476 states and 679 transitions. Word has length 78 [2022-03-20 02:31:01,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:01,859 INFO L478 AbstractCegarLoop]: Abstraction has 476 states and 679 transitions. [2022-03-20 02:31:01,860 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 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 02:31:01,860 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 679 transitions. [2022-03-20 02:31:01,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-20 02:31:01,861 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:01,861 INFO L499 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 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] [2022-03-20 02:31:01,861 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-20 02:31:01,862 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:01,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:01,862 INFO L85 PathProgramCache]: Analyzing trace with hash -810093392, now seen corresponding path program 1 times [2022-03-20 02:31:01,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:01,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703661406] [2022-03-20 02:31:01,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:01,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:01,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:01,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:01,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:01,913 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-03-20 02:31:01,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:01,913 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703661406] [2022-03-20 02:31:01,913 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703661406] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:31:01,913 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:31:01,913 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:31:01,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170451639] [2022-03-20 02:31:01,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:31:01,914 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:31:01,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:01,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:31:01,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:31:01,914 INFO L87 Difference]: Start difference. First operand 476 states and 679 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 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 02:31:02,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:02,076 INFO L93 Difference]: Finished difference Result 957 states and 1371 transitions. [2022-03-20 02:31:02,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:31:02,076 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 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 02:31:02,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:02,079 INFO L225 Difference]: With dead ends: 957 [2022-03-20 02:31:02,079 INFO L226 Difference]: Without dead ends: 715 [2022-03-20 02:31:02,080 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 02:31:02,080 INFO L913 BasicCegarLoop]: 317 mSDtfsCounter, 288 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 288 SdHoareTripleChecker+Valid, 324 SdHoareTripleChecker+Invalid, 184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:02,080 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [288 Valid, 324 Invalid, 184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-20 02:31:02,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 715 states. [2022-03-20 02:31:02,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 715 to 715. [2022-03-20 02:31:02,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 715 states, 710 states have (on average 1.4281690140845071) internal successors, (1014), 710 states have internal predecessors, (1014), 3 states have call successors, (3), 3 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 02:31:02,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 715 states and 1018 transitions. [2022-03-20 02:31:02,096 INFO L78 Accepts]: Start accepts. Automaton has 715 states and 1018 transitions. Word has length 98 [2022-03-20 02:31:02,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:02,096 INFO L478 AbstractCegarLoop]: Abstraction has 715 states and 1018 transitions. [2022-03-20 02:31:02,096 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 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 02:31:02,096 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1018 transitions. [2022-03-20 02:31:02,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-03-20 02:31:02,097 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:02,097 INFO L499 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 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] [2022-03-20 02:31:02,098 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-20 02:31:02,098 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:02,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:02,098 INFO L85 PathProgramCache]: Analyzing trace with hash -1903322539, now seen corresponding path program 1 times [2022-03-20 02:31:02,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:02,098 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848337201] [2022-03-20 02:31:02,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:02,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:02,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:02,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:02,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:02,136 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-03-20 02:31:02,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:02,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848337201] [2022-03-20 02:31:02,136 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848337201] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:31:02,136 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:31:02,136 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:31:02,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779117874] [2022-03-20 02:31:02,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:31:02,137 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:31:02,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:02,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:31:02,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:31:02,137 INFO L87 Difference]: Start difference. First operand 715 states and 1018 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 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 02:31:02,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:02,289 INFO L93 Difference]: Finished difference Result 1217 states and 1732 transitions. [2022-03-20 02:31:02,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:31:02,289 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 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 99 [2022-03-20 02:31:02,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:02,292 INFO L225 Difference]: With dead ends: 1217 [2022-03-20 02:31:02,292 INFO L226 Difference]: Without dead ends: 736 [2022-03-20 02:31:02,294 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 02:31:02,294 INFO L913 BasicCegarLoop]: 197 mSDtfsCounter, 183 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 204 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:02,294 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [183 Valid, 204 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-20 02:31:02,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2022-03-20 02:31:02,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 736. [2022-03-20 02:31:02,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 736 states, 731 states have (on average 1.424076607387141) internal successors, (1041), 731 states have internal predecessors, (1041), 3 states have call successors, (3), 3 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 02:31:02,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 736 states and 1045 transitions. [2022-03-20 02:31:02,312 INFO L78 Accepts]: Start accepts. Automaton has 736 states and 1045 transitions. Word has length 99 [2022-03-20 02:31:02,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:02,312 INFO L478 AbstractCegarLoop]: Abstraction has 736 states and 1045 transitions. [2022-03-20 02:31:02,312 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 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 02:31:02,312 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1045 transitions. [2022-03-20 02:31:02,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-20 02:31:02,335 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:02,335 INFO L499 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 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] [2022-03-20 02:31:02,335 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-20 02:31:02,336 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:02,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:02,336 INFO L85 PathProgramCache]: Analyzing trace with hash -1355647686, now seen corresponding path program 1 times [2022-03-20 02:31:02,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:02,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447704938] [2022-03-20 02:31:02,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:02,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:02,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:02,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:02,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:02,391 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-03-20 02:31:02,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:02,391 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447704938] [2022-03-20 02:31:02,392 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447704938] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:31:02,392 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:31:02,392 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:31:02,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330612507] [2022-03-20 02:31:02,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:31:02,392 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:31:02,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:02,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:31:02,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:31:02,393 INFO L87 Difference]: Start difference. First operand 736 states and 1045 transitions. Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 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 02:31:02,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:02,545 INFO L93 Difference]: Finished difference Result 1263 states and 1789 transitions. [2022-03-20 02:31:02,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:31:02,546 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 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 100 [2022-03-20 02:31:02,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:02,548 INFO L225 Difference]: With dead ends: 1263 [2022-03-20 02:31:02,548 INFO L226 Difference]: Without dead ends: 761 [2022-03-20 02:31:02,549 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 02:31:02,550 INFO L913 BasicCegarLoop]: 203 mSDtfsCounter, 179 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 210 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:02,550 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [179 Valid, 210 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-20 02:31:02,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 761 states. [2022-03-20 02:31:02,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 761 to 761. [2022-03-20 02:31:02,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 761 states, 756 states have (on average 1.4166666666666667) internal successors, (1071), 756 states have internal predecessors, (1071), 3 states have call successors, (3), 3 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 02:31:02,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 761 states and 1075 transitions. [2022-03-20 02:31:02,565 INFO L78 Accepts]: Start accepts. Automaton has 761 states and 1075 transitions. Word has length 100 [2022-03-20 02:31:02,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:02,565 INFO L478 AbstractCegarLoop]: Abstraction has 761 states and 1075 transitions. [2022-03-20 02:31:02,566 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 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 02:31:02,566 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1075 transitions. [2022-03-20 02:31:02,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-20 02:31:02,567 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:02,567 INFO L499 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 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] [2022-03-20 02:31:02,567 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-20 02:31:02,567 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:02,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:02,568 INFO L85 PathProgramCache]: Analyzing trace with hash -1221634180, now seen corresponding path program 1 times [2022-03-20 02:31:02,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:02,568 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970933756] [2022-03-20 02:31:02,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:02,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:02,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:02,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:02,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:02,600 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-03-20 02:31:02,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:02,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970933756] [2022-03-20 02:31:02,601 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970933756] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:31:02,601 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:31:02,601 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:31:02,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773250141] [2022-03-20 02:31:02,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:31:02,601 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:31:02,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:02,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:31:02,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:31:02,602 INFO L87 Difference]: Start difference. First operand 761 states and 1075 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 3 states have internal predecessors, (65), 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 02:31:02,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:02,751 INFO L93 Difference]: Finished difference Result 1003 states and 1422 transitions. [2022-03-20 02:31:02,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:31:02,752 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 3 states have internal predecessors, (65), 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 100 [2022-03-20 02:31:02,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:02,755 INFO L225 Difference]: With dead ends: 1003 [2022-03-20 02:31:02,755 INFO L226 Difference]: Without dead ends: 1001 [2022-03-20 02:31:02,756 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 02:31:02,756 INFO L913 BasicCegarLoop]: 164 mSDtfsCounter, 459 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 459 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:02,756 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [459 Valid, 171 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-20 02:31:02,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1001 states. [2022-03-20 02:31:02,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1001 to 1001. [2022-03-20 02:31:02,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1001 states, 996 states have (on average 1.4216867469879517) internal successors, (1416), 996 states have internal predecessors, (1416), 3 states have call successors, (3), 3 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 02:31:02,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 1001 states and 1420 transitions. [2022-03-20 02:31:02,776 INFO L78 Accepts]: Start accepts. Automaton has 1001 states and 1420 transitions. Word has length 100 [2022-03-20 02:31:02,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:02,776 INFO L478 AbstractCegarLoop]: Abstraction has 1001 states and 1420 transitions. [2022-03-20 02:31:02,776 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 3 states have internal predecessors, (65), 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 02:31:02,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1420 transitions. [2022-03-20 02:31:02,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-03-20 02:31:02,779 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:02,779 INFO L499 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 5, 5, 3, 3, 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] [2022-03-20 02:31:02,779 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-20 02:31:02,779 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:02,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:02,779 INFO L85 PathProgramCache]: Analyzing trace with hash -769853817, now seen corresponding path program 1 times [2022-03-20 02:31:02,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:02,780 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765350030] [2022-03-20 02:31:02,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:02,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:02,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:02,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:02,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:02,820 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-03-20 02:31:02,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:02,820 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765350030] [2022-03-20 02:31:02,820 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1765350030] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:31:02,820 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:31:02,821 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:31:02,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095054] [2022-03-20 02:31:02,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:31:02,821 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:31:02,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:02,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:31:02,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:31:02,822 INFO L87 Difference]: Start difference. First operand 1001 states and 1420 transitions. Second operand has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 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 02:31:02,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:02,999 INFO L93 Difference]: Finished difference Result 2193 states and 3163 transitions. [2022-03-20 02:31:02,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:31:02,999 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 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 02:31:02,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:03,003 INFO L225 Difference]: With dead ends: 2193 [2022-03-20 02:31:03,003 INFO L226 Difference]: Without dead ends: 1197 [2022-03-20 02:31:03,004 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 02:31:03,005 INFO L913 BasicCegarLoop]: 197 mSDtfsCounter, 236 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 170 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 204 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:03,005 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [236 Valid, 204 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 170 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-20 02:31:03,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1197 states. [2022-03-20 02:31:03,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1197 to 1157. [2022-03-20 02:31:03,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1157 states, 1152 states have (on average 1.4375) internal successors, (1656), 1152 states have internal predecessors, (1656), 3 states have call successors, (3), 3 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 02:31:03,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 1157 states and 1660 transitions. [2022-03-20 02:31:03,027 INFO L78 Accepts]: Start accepts. Automaton has 1157 states and 1660 transitions. Word has length 155 [2022-03-20 02:31:03,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:03,027 INFO L478 AbstractCegarLoop]: Abstraction has 1157 states and 1660 transitions. [2022-03-20 02:31:03,027 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 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 02:31:03,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1660 transitions. [2022-03-20 02:31:03,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-03-20 02:31:03,030 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:03,030 INFO L499 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 6, 6, 4, 4, 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] [2022-03-20 02:31:03,030 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-20 02:31:03,030 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:03,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:03,030 INFO L85 PathProgramCache]: Analyzing trace with hash -2115685610, now seen corresponding path program 1 times [2022-03-20 02:31:03,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:03,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932753084] [2022-03-20 02:31:03,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:03,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:03,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:03,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:03,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:03,067 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 314 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2022-03-20 02:31:03,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:03,067 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932753084] [2022-03-20 02:31:03,067 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932753084] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:31:03,067 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:31:03,067 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:31:03,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536291124] [2022-03-20 02:31:03,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:31:03,068 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:31:03,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:03,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:31:03,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:31:03,068 INFO L87 Difference]: Start difference. First operand 1157 states and 1660 transitions. Second operand has 4 states, 4 states have (on average 29.25) internal successors, (117), 3 states have internal predecessors, (117), 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 02:31:03,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:03,246 INFO L93 Difference]: Finished difference Result 2407 states and 3433 transitions. [2022-03-20 02:31:03,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:31:03,247 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.25) internal successors, (117), 3 states have internal predecessors, (117), 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 191 [2022-03-20 02:31:03,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:03,250 INFO L225 Difference]: With dead ends: 2407 [2022-03-20 02:31:03,250 INFO L226 Difference]: Without dead ends: 1263 [2022-03-20 02:31:03,252 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 02:31:03,252 INFO L913 BasicCegarLoop]: 186 mSDtfsCounter, 187 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 185 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 187 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:03,253 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [187 Valid, 193 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 185 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 02:31:03,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1263 states. [2022-03-20 02:31:03,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1263 to 1249. [2022-03-20 02:31:03,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1249 states, 1244 states have (on average 1.4212218649517685) internal successors, (1768), 1244 states have internal predecessors, (1768), 3 states have call successors, (3), 3 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 02:31:03,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 1249 states and 1772 transitions. [2022-03-20 02:31:03,277 INFO L78 Accepts]: Start accepts. Automaton has 1249 states and 1772 transitions. Word has length 191 [2022-03-20 02:31:03,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:03,277 INFO L478 AbstractCegarLoop]: Abstraction has 1249 states and 1772 transitions. [2022-03-20 02:31:03,278 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.25) internal successors, (117), 3 states have internal predecessors, (117), 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 02:31:03,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1772 transitions. [2022-03-20 02:31:03,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-03-20 02:31:03,280 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:03,282 INFO L499 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 7, 7, 5, 5, 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] [2022-03-20 02:31:03,282 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-20 02:31:03,282 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:03,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:03,283 INFO L85 PathProgramCache]: Analyzing trace with hash 182225272, now seen corresponding path program 1 times [2022-03-20 02:31:03,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:03,283 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618058417] [2022-03-20 02:31:03,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:03,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:03,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:03,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:03,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:03,331 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-03-20 02:31:03,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:03,331 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618058417] [2022-03-20 02:31:03,332 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618058417] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:31:03,332 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:31:03,332 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:31:03,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030844801] [2022-03-20 02:31:03,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:31:03,332 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:31:03,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:03,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:31:03,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:31:03,333 INFO L87 Difference]: Start difference. First operand 1249 states and 1772 transitions. Second operand has 4 states, 4 states have (on average 30.75) internal successors, (123), 3 states have internal predecessors, (123), 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 02:31:03,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:03,505 INFO L93 Difference]: Finished difference Result 2597 states and 3675 transitions. [2022-03-20 02:31:03,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:31:03,505 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.75) internal successors, (123), 3 states have internal predecessors, (123), 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 212 [2022-03-20 02:31:03,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:03,509 INFO L225 Difference]: With dead ends: 2597 [2022-03-20 02:31:03,509 INFO L226 Difference]: Without dead ends: 1361 [2022-03-20 02:31:03,511 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 02:31:03,512 INFO L913 BasicCegarLoop]: 186 mSDtfsCounter, 184 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:03,513 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [184 Valid, 193 Invalid, 194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-20 02:31:03,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1361 states. [2022-03-20 02:31:03,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1361 to 1349. [2022-03-20 02:31:03,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1349 states, 1344 states have (on average 1.4047619047619047) internal successors, (1888), 1344 states have internal predecessors, (1888), 3 states have call successors, (3), 3 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 02:31:03,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 1349 states and 1892 transitions. [2022-03-20 02:31:03,541 INFO L78 Accepts]: Start accepts. Automaton has 1349 states and 1892 transitions. Word has length 212 [2022-03-20 02:31:03,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:03,541 INFO L478 AbstractCegarLoop]: Abstraction has 1349 states and 1892 transitions. [2022-03-20 02:31:03,541 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.75) internal successors, (123), 3 states have internal predecessors, (123), 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 02:31:03,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1892 transitions. [2022-03-20 02:31:03,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-20 02:31:03,544 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:03,544 INFO L499 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 8, 8, 6, 6, 4, 4, 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, 1, 1, 1, 1, 1, 1] [2022-03-20 02:31:03,545 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-20 02:31:03,545 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:03,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:03,545 INFO L85 PathProgramCache]: Analyzing trace with hash 292082155, now seen corresponding path program 1 times [2022-03-20 02:31:03,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:03,545 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008385276] [2022-03-20 02:31:03,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:03,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:03,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:03,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:03,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:03,598 INFO L134 CoverageAnalysis]: Checked inductivity of 734 backedges. 474 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2022-03-20 02:31:03,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:03,598 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008385276] [2022-03-20 02:31:03,598 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008385276] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:31:03,598 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:31:03,598 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:31:03,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602127846] [2022-03-20 02:31:03,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:31:03,599 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:31:03,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:03,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:31:03,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:31:03,600 INFO L87 Difference]: Start difference. First operand 1349 states and 1892 transitions. Second operand has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 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 02:31:03,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:03,774 INFO L93 Difference]: Finished difference Result 2805 states and 3927 transitions. [2022-03-20 02:31:03,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:31:03,774 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 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 236 [2022-03-20 02:31:03,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:03,778 INFO L225 Difference]: With dead ends: 2805 [2022-03-20 02:31:03,778 INFO L226 Difference]: Without dead ends: 1469 [2022-03-20 02:31:03,780 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 02:31:03,781 INFO L913 BasicCegarLoop]: 186 mSDtfsCounter, 182 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:03,782 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [182 Valid, 193 Invalid, 198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-20 02:31:03,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1469 states. [2022-03-20 02:31:03,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1469 to 1461. [2022-03-20 02:31:03,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1461 states, 1456 states have (on average 1.3873626373626373) internal successors, (2020), 1456 states have internal predecessors, (2020), 3 states have call successors, (3), 3 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 02:31:03,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1461 states and 2024 transitions. [2022-03-20 02:31:03,813 INFO L78 Accepts]: Start accepts. Automaton has 1461 states and 2024 transitions. Word has length 236 [2022-03-20 02:31:03,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:03,813 INFO L478 AbstractCegarLoop]: Abstraction has 1461 states and 2024 transitions. [2022-03-20 02:31:03,813 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 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 02:31:03,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 2024 transitions. [2022-03-20 02:31:03,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-20 02:31:03,816 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:03,816 INFO L499 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 8, 8, 6, 6, 4, 4, 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, 1, 1, 1, 1, 1, 1] [2022-03-20 02:31:03,816 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-20 02:31:03,816 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:03,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:03,817 INFO L85 PathProgramCache]: Analyzing trace with hash -2000998871, now seen corresponding path program 1 times [2022-03-20 02:31:03,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:03,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323123897] [2022-03-20 02:31:03,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:03,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:03,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:03,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:03,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:03,901 INFO L134 CoverageAnalysis]: Checked inductivity of 734 backedges. 474 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2022-03-20 02:31:03,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:03,901 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323123897] [2022-03-20 02:31:03,901 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323123897] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:31:03,901 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:31:03,901 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:31:03,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013378026] [2022-03-20 02:31:03,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:31:03,902 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:31:03,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:03,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:31:03,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:31:03,902 INFO L87 Difference]: Start difference. First operand 1461 states and 2024 transitions. Second operand has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 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 02:31:04,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:04,101 INFO L93 Difference]: Finished difference Result 3045 states and 4227 transitions. [2022-03-20 02:31:04,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:31:04,101 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 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 236 [2022-03-20 02:31:04,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:04,106 INFO L225 Difference]: With dead ends: 3045 [2022-03-20 02:31:04,106 INFO L226 Difference]: Without dead ends: 1597 [2022-03-20 02:31:04,109 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 02:31:04,110 INFO L913 BasicCegarLoop]: 187 mSDtfsCounter, 184 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:04,111 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [184 Valid, 194 Invalid, 206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 02:31:04,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1597 states. [2022-03-20 02:31:04,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1597 to 1585. [2022-03-20 02:31:04,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1585 states, 1580 states have (on average 1.369620253164557) internal successors, (2164), 1580 states have internal predecessors, (2164), 3 states have call successors, (3), 3 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 02:31:04,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1585 states and 2168 transitions. [2022-03-20 02:31:04,144 INFO L78 Accepts]: Start accepts. Automaton has 1585 states and 2168 transitions. Word has length 236 [2022-03-20 02:31:04,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:04,144 INFO L478 AbstractCegarLoop]: Abstraction has 1585 states and 2168 transitions. [2022-03-20 02:31:04,144 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 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 02:31:04,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 2168 transitions. [2022-03-20 02:31:04,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2022-03-20 02:31:04,148 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:04,148 INFO L499 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 9, 9, 7, 7, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:31:04,148 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-20 02:31:04,148 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:04,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:04,149 INFO L85 PathProgramCache]: Analyzing trace with hash -2022834357, now seen corresponding path program 1 times [2022-03-20 02:31:04,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:04,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810452980] [2022-03-20 02:31:04,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:04,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:04,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:04,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:04,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:04,204 INFO L134 CoverageAnalysis]: Checked inductivity of 908 backedges. 588 proven. 0 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2022-03-20 02:31:04,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:04,204 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810452980] [2022-03-20 02:31:04,205 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810452980] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:31:04,205 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:31:04,206 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:31:04,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247689507] [2022-03-20 02:31:04,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:31:04,206 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:31:04,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:04,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:31:04,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:31:04,207 INFO L87 Difference]: Start difference. First operand 1585 states and 2168 transitions. Second operand has 4 states, 4 states have (on average 35.75) internal successors, (143), 3 states have internal predecessors, (143), 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 02:31:04,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:04,375 INFO L93 Difference]: Finished difference Result 4725 states and 6466 transitions. [2022-03-20 02:31:04,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:31:04,375 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.75) internal successors, (143), 3 states have internal predecessors, (143), 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 266 [2022-03-20 02:31:04,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:04,384 INFO L225 Difference]: With dead ends: 4725 [2022-03-20 02:31:04,384 INFO L226 Difference]: Without dead ends: 3153 [2022-03-20 02:31:04,387 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 02:31:04,388 INFO L913 BasicCegarLoop]: 326 mSDtfsCounter, 299 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 299 SdHoareTripleChecker+Valid, 333 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:04,388 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [299 Valid, 333 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-20 02:31:04,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3153 states. [2022-03-20 02:31:04,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3153 to 3151. [2022-03-20 02:31:04,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3151 states, 3146 states have (on average 1.3687221869040052) internal successors, (4306), 3146 states have internal predecessors, (4306), 3 states have call successors, (3), 3 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 02:31:04,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3151 states to 3151 states and 4310 transitions. [2022-03-20 02:31:04,449 INFO L78 Accepts]: Start accepts. Automaton has 3151 states and 4310 transitions. Word has length 266 [2022-03-20 02:31:04,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:04,449 INFO L478 AbstractCegarLoop]: Abstraction has 3151 states and 4310 transitions. [2022-03-20 02:31:04,450 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.75) internal successors, (143), 3 states have internal predecessors, (143), 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 02:31:04,450 INFO L276 IsEmpty]: Start isEmpty. Operand 3151 states and 4310 transitions. [2022-03-20 02:31:04,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2022-03-20 02:31:04,456 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:04,456 INFO L499 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 9, 9, 7, 7, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:31:04,457 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-20 02:31:04,457 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:04,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:04,457 INFO L85 PathProgramCache]: Analyzing trace with hash -20948087, now seen corresponding path program 1 times [2022-03-20 02:31:04,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:04,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831311624] [2022-03-20 02:31:04,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:04,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:04,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:04,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:04,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:04,509 INFO L134 CoverageAnalysis]: Checked inductivity of 908 backedges. 560 proven. 0 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2022-03-20 02:31:04,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:04,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831311624] [2022-03-20 02:31:04,509 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831311624] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:31:04,509 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:31:04,509 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:31:04,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707651194] [2022-03-20 02:31:04,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:31:04,510 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:31:04,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:04,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:31:04,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:31:04,510 INFO L87 Difference]: Start difference. First operand 3151 states and 4310 transitions. Second operand has 4 states, 4 states have (on average 35.25) internal successors, (141), 3 states have internal predecessors, (141), 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 02:31:04,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:04,737 INFO L93 Difference]: Finished difference Result 6589 states and 9047 transitions. [2022-03-20 02:31:04,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:31:04,738 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 3 states have internal predecessors, (141), 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 266 [2022-03-20 02:31:04,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:04,748 INFO L225 Difference]: With dead ends: 6589 [2022-03-20 02:31:04,748 INFO L226 Difference]: Without dead ends: 3451 [2022-03-20 02:31:04,752 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 02:31:04,754 INFO L913 BasicCegarLoop]: 187 mSDtfsCounter, 183 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:04,754 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [183 Valid, 194 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 02:31:04,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3451 states. [2022-03-20 02:31:04,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3451 to 3435. [2022-03-20 02:31:04,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3435 states, 3430 states have (on average 1.3498542274052479) internal successors, (4630), 3430 states have internal predecessors, (4630), 3 states have call successors, (3), 3 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 02:31:04,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3435 states to 3435 states and 4634 transitions. [2022-03-20 02:31:04,825 INFO L78 Accepts]: Start accepts. Automaton has 3435 states and 4634 transitions. Word has length 266 [2022-03-20 02:31:04,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:04,825 INFO L478 AbstractCegarLoop]: Abstraction has 3435 states and 4634 transitions. [2022-03-20 02:31:04,826 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 3 states have internal predecessors, (141), 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 02:31:04,826 INFO L276 IsEmpty]: Start isEmpty. Operand 3435 states and 4634 transitions. [2022-03-20 02:31:04,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2022-03-20 02:31:04,832 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:04,832 INFO L499 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 10, 10, 8, 8, 6, 6, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:31:04,832 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-20 02:31:04,832 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:04,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:04,833 INFO L85 PathProgramCache]: Analyzing trace with hash 1479044833, now seen corresponding path program 1 times [2022-03-20 02:31:04,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:04,833 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211345616] [2022-03-20 02:31:04,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:04,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:04,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:04,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:04,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:04,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1100 backedges. 642 proven. 0 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2022-03-20 02:31:04,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:04,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211345616] [2022-03-20 02:31:04,891 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [211345616] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:31:04,891 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:31:04,891 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:31:04,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176689933] [2022-03-20 02:31:04,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:31:04,892 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:31:04,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:04,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:31:04,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:31:04,892 INFO L87 Difference]: Start difference. First operand 3435 states and 4634 transitions. Second operand has 4 states, 4 states have (on average 36.0) internal successors, (144), 3 states have internal predecessors, (144), 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 02:31:05,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:05,087 INFO L93 Difference]: Finished difference Result 7005 states and 9463 transitions. [2022-03-20 02:31:05,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:31:05,088 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.0) internal successors, (144), 3 states have internal predecessors, (144), 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 290 [2022-03-20 02:31:05,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:05,098 INFO L225 Difference]: With dead ends: 7005 [2022-03-20 02:31:05,098 INFO L226 Difference]: Without dead ends: 3583 [2022-03-20 02:31:05,108 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 02:31:05,108 INFO L913 BasicCegarLoop]: 186 mSDtfsCounter, 182 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:05,109 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [182 Valid, 193 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-20 02:31:05,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3583 states. [2022-03-20 02:31:05,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3583 to 3567. [2022-03-20 02:31:05,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3567 states, 3562 states have (on average 1.3425042111173497) internal successors, (4782), 3562 states have internal predecessors, (4782), 3 states have call successors, (3), 3 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 02:31:05,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3567 states to 3567 states and 4786 transitions. [2022-03-20 02:31:05,174 INFO L78 Accepts]: Start accepts. Automaton has 3567 states and 4786 transitions. Word has length 290 [2022-03-20 02:31:05,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:05,174 INFO L478 AbstractCegarLoop]: Abstraction has 3567 states and 4786 transitions. [2022-03-20 02:31:05,174 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.0) internal successors, (144), 3 states have internal predecessors, (144), 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 02:31:05,175 INFO L276 IsEmpty]: Start isEmpty. Operand 3567 states and 4786 transitions. [2022-03-20 02:31:05,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2022-03-20 02:31:05,181 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:05,181 INFO L499 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 10, 10, 8, 8, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:31:05,181 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-20 02:31:05,181 INFO L403 AbstractCegarLoop]: === Iteration 19 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:05,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:05,182 INFO L85 PathProgramCache]: Analyzing trace with hash 1116747136, now seen corresponding path program 1 times [2022-03-20 02:31:05,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:05,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200475296] [2022-03-20 02:31:05,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:05,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:05,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:05,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:05,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:05,254 INFO L134 CoverageAnalysis]: Checked inductivity of 1112 backedges. 542 proven. 0 refuted. 0 times theorem prover too weak. 570 trivial. 0 not checked. [2022-03-20 02:31:05,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:05,254 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200475296] [2022-03-20 02:31:05,254 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200475296] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:31:05,254 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:31:05,254 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:31:05,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413616470] [2022-03-20 02:31:05,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:31:05,255 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:31:05,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:05,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:31:05,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:31:05,255 INFO L87 Difference]: Start difference. First operand 3567 states and 4786 transitions. Second operand has 4 states, 4 states have (on average 33.25) internal successors, (133), 3 states have internal predecessors, (133), 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 02:31:05,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:05,462 INFO L93 Difference]: Finished difference Result 7521 states and 10227 transitions. [2022-03-20 02:31:05,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:31:05,463 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.25) internal successors, (133), 3 states have internal predecessors, (133), 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 301 [2022-03-20 02:31:05,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:05,474 INFO L225 Difference]: With dead ends: 7521 [2022-03-20 02:31:05,474 INFO L226 Difference]: Without dead ends: 3967 [2022-03-20 02:31:05,480 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 02:31:05,481 INFO L913 BasicCegarLoop]: 187 mSDtfsCounter, 230 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 230 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:05,481 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [230 Valid, 194 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 02:31:05,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3967 states. [2022-03-20 02:31:05,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3967 to 3879. [2022-03-20 02:31:05,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3879 states, 3874 states have (on average 1.3293753226639133) internal successors, (5150), 3874 states have internal predecessors, (5150), 3 states have call successors, (3), 3 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 02:31:05,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3879 states to 3879 states and 5154 transitions. [2022-03-20 02:31:05,545 INFO L78 Accepts]: Start accepts. Automaton has 3879 states and 5154 transitions. Word has length 301 [2022-03-20 02:31:05,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:05,546 INFO L478 AbstractCegarLoop]: Abstraction has 3879 states and 5154 transitions. [2022-03-20 02:31:05,546 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.25) internal successors, (133), 3 states have internal predecessors, (133), 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 02:31:05,546 INFO L276 IsEmpty]: Start isEmpty. Operand 3879 states and 5154 transitions. [2022-03-20 02:31:05,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2022-03-20 02:31:05,553 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:05,553 INFO L499 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 13, 13, 13, 13, 13, 12, 12, 10, 10, 8, 8, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:31:05,553 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-20 02:31:05,553 INFO L403 AbstractCegarLoop]: === Iteration 20 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:05,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:05,554 INFO L85 PathProgramCache]: Analyzing trace with hash 181112254, now seen corresponding path program 1 times [2022-03-20 02:31:05,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:05,554 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522144908] [2022-03-20 02:31:05,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:05,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:05,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:05,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:05,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:05,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1201 backedges. 595 proven. 0 refuted. 0 times theorem prover too weak. 606 trivial. 0 not checked. [2022-03-20 02:31:05,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:05,600 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522144908] [2022-03-20 02:31:05,600 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522144908] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:31:05,600 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:31:05,600 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:31:05,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317265743] [2022-03-20 02:31:05,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:31:05,600 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:31:05,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:05,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:31:05,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:31:05,601 INFO L87 Difference]: Start difference. First operand 3879 states and 5154 transitions. Second operand has 4 states, 4 states have (on average 34.0) internal successors, (136), 3 states have internal predecessors, (136), 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 02:31:05,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:05,784 INFO L93 Difference]: Finished difference Result 8153 states and 10771 transitions. [2022-03-20 02:31:05,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:31:05,784 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 3 states have internal predecessors, (136), 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 315 [2022-03-20 02:31:05,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:05,792 INFO L225 Difference]: With dead ends: 8153 [2022-03-20 02:31:05,792 INFO L226 Difference]: Without dead ends: 4287 [2022-03-20 02:31:05,799 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 02:31:05,799 INFO L913 BasicCegarLoop]: 185 mSDtfsCounter, 279 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:05,799 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [279 Valid, 192 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-20 02:31:05,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4287 states. [2022-03-20 02:31:05,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4287 to 3999. [2022-03-20 02:31:05,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3999 states, 3994 states have (on average 1.3254882323485229) internal successors, (5294), 3994 states have internal predecessors, (5294), 3 states have call successors, (3), 3 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 02:31:05,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3999 states to 3999 states and 5298 transitions. [2022-03-20 02:31:05,887 INFO L78 Accepts]: Start accepts. Automaton has 3999 states and 5298 transitions. Word has length 315 [2022-03-20 02:31:05,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:05,887 INFO L478 AbstractCegarLoop]: Abstraction has 3999 states and 5298 transitions. [2022-03-20 02:31:05,888 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 3 states have internal predecessors, (136), 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 02:31:05,888 INFO L276 IsEmpty]: Start isEmpty. Operand 3999 states and 5298 transitions. [2022-03-20 02:31:05,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2022-03-20 02:31:05,894 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:05,894 INFO L499 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 13, 13, 13, 13, 13, 12, 12, 10, 10, 8, 8, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:31:05,894 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-20 02:31:05,894 INFO L403 AbstractCegarLoop]: === Iteration 21 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:05,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:05,894 INFO L85 PathProgramCache]: Analyzing trace with hash -1509737780, now seen corresponding path program 1 times [2022-03-20 02:31:05,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:05,894 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753474418] [2022-03-20 02:31:05,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:05,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:05,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:05,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:05,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:05,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1201 backedges. 707 proven. 0 refuted. 0 times theorem prover too weak. 494 trivial. 0 not checked. [2022-03-20 02:31:05,943 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:05,943 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753474418] [2022-03-20 02:31:05,944 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753474418] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:31:05,944 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:31:05,944 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:31:05,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098792591] [2022-03-20 02:31:05,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:31:05,944 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:31:05,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:05,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:31:05,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:31:05,945 INFO L87 Difference]: Start difference. First operand 3999 states and 5298 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 02:31:06,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:06,147 INFO L93 Difference]: Finished difference Result 11467 states and 15268 transitions. [2022-03-20 02:31:06,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:31:06,147 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 316 [2022-03-20 02:31:06,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:06,161 INFO L225 Difference]: With dead ends: 11467 [2022-03-20 02:31:06,161 INFO L226 Difference]: Without dead ends: 7481 [2022-03-20 02:31:06,169 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 02:31:06,170 INFO L913 BasicCegarLoop]: 318 mSDtfsCounter, 260 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 260 SdHoareTripleChecker+Valid, 325 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:06,170 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [260 Valid, 325 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-20 02:31:06,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7481 states. [2022-03-20 02:31:06,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7481 to 7479. [2022-03-20 02:31:06,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7479 states, 7474 states have (on average 1.3323521541343324) internal successors, (9958), 7474 states have internal predecessors, (9958), 3 states have call successors, (3), 3 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 02:31:06,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7479 states to 7479 states and 9962 transitions. [2022-03-20 02:31:06,366 INFO L78 Accepts]: Start accepts. Automaton has 7479 states and 9962 transitions. Word has length 316 [2022-03-20 02:31:06,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:06,367 INFO L478 AbstractCegarLoop]: Abstraction has 7479 states and 9962 transitions. [2022-03-20 02:31:06,368 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 02:31:06,368 INFO L276 IsEmpty]: Start isEmpty. Operand 7479 states and 9962 transitions. [2022-03-20 02:31:06,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2022-03-20 02:31:06,378 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:06,378 INFO L499 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 13, 13, 13, 13, 13, 12, 12, 10, 10, 8, 8, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:31:06,378 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-20 02:31:06,378 INFO L403 AbstractCegarLoop]: === Iteration 22 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:06,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:06,379 INFO L85 PathProgramCache]: Analyzing trace with hash 294156323, now seen corresponding path program 1 times [2022-03-20 02:31:06,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:06,379 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348535855] [2022-03-20 02:31:06,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:06,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:06,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:06,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:06,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:06,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1201 backedges. 711 proven. 0 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2022-03-20 02:31:06,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:06,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348535855] [2022-03-20 02:31:06,453 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348535855] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:31:06,453 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:31:06,453 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:31:06,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184983955] [2022-03-20 02:31:06,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:31:06,454 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:31:06,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:06,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:31:06,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:31:06,454 INFO L87 Difference]: Start difference. First operand 7479 states and 9962 transitions. Second operand has 4 states, 4 states have (on average 40.25) internal successors, (161), 3 states have internal predecessors, (161), 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 02:31:06,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:06,722 INFO L93 Difference]: Finished difference Result 14953 states and 19899 transitions. [2022-03-20 02:31:06,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:31:06,723 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.25) internal successors, (161), 3 states have internal predecessors, (161), 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 317 [2022-03-20 02:31:06,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:06,736 INFO L225 Difference]: With dead ends: 14953 [2022-03-20 02:31:06,736 INFO L226 Difference]: Without dead ends: 7487 [2022-03-20 02:31:06,747 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 02:31:06,748 INFO L913 BasicCegarLoop]: 186 mSDtfsCounter, 182 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:06,749 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [182 Valid, 193 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 02:31:06,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7487 states. [2022-03-20 02:31:06,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7487 to 7455. [2022-03-20 02:31:06,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7455 states, 7450 states have (on average 1.2990604026845638) internal successors, (9678), 7450 states have internal predecessors, (9678), 3 states have call successors, (3), 3 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 02:31:06,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7455 states to 7455 states and 9682 transitions. [2022-03-20 02:31:06,866 INFO L78 Accepts]: Start accepts. Automaton has 7455 states and 9682 transitions. Word has length 317 [2022-03-20 02:31:06,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:06,867 INFO L478 AbstractCegarLoop]: Abstraction has 7455 states and 9682 transitions. [2022-03-20 02:31:06,867 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.25) internal successors, (161), 3 states have internal predecessors, (161), 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 02:31:06,867 INFO L276 IsEmpty]: Start isEmpty. Operand 7455 states and 9682 transitions. [2022-03-20 02:31:06,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2022-03-20 02:31:06,875 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:06,876 INFO L499 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 11, 11, 9, 9, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:31:06,876 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-20 02:31:06,876 INFO L403 AbstractCegarLoop]: === Iteration 23 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:06,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:06,876 INFO L85 PathProgramCache]: Analyzing trace with hash -1036717105, now seen corresponding path program 1 times [2022-03-20 02:31:06,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:06,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161333480] [2022-03-20 02:31:06,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:06,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:06,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:06,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:06,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:06,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1348 backedges. 766 proven. 12 refuted. 0 times theorem prover too weak. 570 trivial. 0 not checked. [2022-03-20 02:31:06,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:06,946 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161333480] [2022-03-20 02:31:06,946 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1161333480] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-20 02:31:06,946 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [38351073] [2022-03-20 02:31:06,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:06,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-20 02:31:06,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-20 02:31:06,948 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 02:31:07,024 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 02:31:07,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:07,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 5 conjunts are in the unsatisfiable core [2022-03-20 02:31:07,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-20 02:31:07,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1348 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 1244 trivial. 0 not checked. [2022-03-20 02:31:07,633 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-20 02:31:07,634 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [38351073] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:31:07,634 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-20 02:31:07,634 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2022-03-20 02:31:07,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651068738] [2022-03-20 02:31:07,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:31:07,634 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-20 02:31:07,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:07,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-20 02:31:07,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-03-20 02:31:07,635 INFO L87 Difference]: Start difference. First operand 7455 states and 9682 transitions. Second operand has 5 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 2 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 02:31:07,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:07,842 INFO L93 Difference]: Finished difference Result 15075 states and 19588 transitions. [2022-03-20 02:31:07,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-20 02:31:07,843 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 2 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 340 [2022-03-20 02:31:07,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:07,856 INFO L225 Difference]: With dead ends: 15075 [2022-03-20 02:31:07,856 INFO L226 Difference]: Without dead ends: 7605 [2022-03-20 02:31:07,867 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 346 GetRequests, 339 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-03-20 02:31:07,867 INFO L913 BasicCegarLoop]: 150 mSDtfsCounter, 249 mSDsluCounter, 234 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 384 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:07,868 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [249 Valid, 384 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 156 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-20 02:31:07,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7605 states. [2022-03-20 02:31:07,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7605 to 7461. [2022-03-20 02:31:07,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7461 states, 7456 states have (on average 1.299087982832618) internal successors, (9686), 7456 states have internal predecessors, (9686), 3 states have call successors, (3), 3 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 02:31:07,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7461 states to 7461 states and 9690 transitions. [2022-03-20 02:31:07,983 INFO L78 Accepts]: Start accepts. Automaton has 7461 states and 9690 transitions. Word has length 340 [2022-03-20 02:31:07,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:07,983 INFO L478 AbstractCegarLoop]: Abstraction has 7461 states and 9690 transitions. [2022-03-20 02:31:07,984 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 2 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 02:31:07,984 INFO L276 IsEmpty]: Start isEmpty. Operand 7461 states and 9690 transitions. [2022-03-20 02:31:07,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2022-03-20 02:31:07,991 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:07,992 INFO L499 BasicCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 14, 13, 13, 11, 11, 9, 9, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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, 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 02:31:08,011 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-03-20 02:31:08,211 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,SelfDestructingSolverStorable22 [2022-03-20 02:31:08,211 INFO L403 AbstractCegarLoop]: === Iteration 24 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:08,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:08,211 INFO L85 PathProgramCache]: Analyzing trace with hash -416771738, now seen corresponding path program 1 times [2022-03-20 02:31:08,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:08,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798061985] [2022-03-20 02:31:08,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:08,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:08,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:08,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:08,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:08,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1416 backedges. 791 proven. 12 refuted. 0 times theorem prover too weak. 613 trivial. 0 not checked. [2022-03-20 02:31:08,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:08,310 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798061985] [2022-03-20 02:31:08,310 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798061985] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-20 02:31:08,310 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [279407218] [2022-03-20 02:31:08,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:08,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-20 02:31:08,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-20 02:31:08,324 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 02:31:08,363 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 02:31:08,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:08,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-20 02:31:08,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-20 02:31:08,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1416 backedges. 791 proven. 12 refuted. 0 times theorem prover too weak. 613 trivial. 0 not checked. [2022-03-20 02:31:08,922 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-20 02:31:09,341 INFO L134 CoverageAnalysis]: Checked inductivity of 1416 backedges. 791 proven. 12 refuted. 0 times theorem prover too weak. 613 trivial. 0 not checked. [2022-03-20 02:31:09,341 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [279407218] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-20 02:31:09,341 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-20 02:31:09,341 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 7 [2022-03-20 02:31:09,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661810922] [2022-03-20 02:31:09,342 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-20 02:31:09,342 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-20 02:31:09,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:09,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-20 02:31:09,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-03-20 02:31:09,343 INFO L87 Difference]: Start difference. First operand 7461 states and 9690 transitions. Second operand has 7 states, 7 states have (on average 33.57142857142857) internal successors, (235), 6 states have internal predecessors, (235), 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 02:31:09,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:09,875 INFO L93 Difference]: Finished difference Result 14953 states and 19412 transitions. [2022-03-20 02:31:09,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-20 02:31:09,916 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 33.57142857142857) internal successors, (235), 6 states have internal predecessors, (235), 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 353 [2022-03-20 02:31:09,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:09,935 INFO L225 Difference]: With dead ends: 14953 [2022-03-20 02:31:09,935 INFO L226 Difference]: Without dead ends: 11311 [2022-03-20 02:31:09,941 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 721 GetRequests, 711 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2022-03-20 02:31:09,942 INFO L913 BasicCegarLoop]: 386 mSDtfsCounter, 518 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 973 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 518 SdHoareTripleChecker+Valid, 403 SdHoareTripleChecker+Invalid, 1042 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 973 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:09,942 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [518 Valid, 403 Invalid, 1042 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 973 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-20 02:31:09,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11311 states. [2022-03-20 02:31:10,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11311 to 8565. [2022-03-20 02:31:10,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8565 states, 8560 states have (on average 1.3063084112149532) internal successors, (11182), 8560 states have internal predecessors, (11182), 3 states have call successors, (3), 3 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 02:31:10,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8565 states to 8565 states and 11186 transitions. [2022-03-20 02:31:10,101 INFO L78 Accepts]: Start accepts. Automaton has 8565 states and 11186 transitions. Word has length 353 [2022-03-20 02:31:10,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:10,101 INFO L478 AbstractCegarLoop]: Abstraction has 8565 states and 11186 transitions. [2022-03-20 02:31:10,102 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 33.57142857142857) internal successors, (235), 6 states have internal predecessors, (235), 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 02:31:10,102 INFO L276 IsEmpty]: Start isEmpty. Operand 8565 states and 11186 transitions. [2022-03-20 02:31:10,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2022-03-20 02:31:10,110 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:10,111 INFO L499 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 14, 14, 14, 14, 14, 13, 13, 11, 11, 9, 9, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:31:10,133 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 02:31:10,317 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,SelfDestructingSolverStorable23 [2022-03-20 02:31:10,318 INFO L403 AbstractCegarLoop]: === Iteration 25 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:10,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:10,318 INFO L85 PathProgramCache]: Analyzing trace with hash -1669608353, now seen corresponding path program 2 times [2022-03-20 02:31:10,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:10,319 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228792124] [2022-03-20 02:31:10,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:10,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:10,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:10,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:10,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:10,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1497 backedges. 843 proven. 5 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2022-03-20 02:31:10,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:10,384 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228792124] [2022-03-20 02:31:10,384 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228792124] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-20 02:31:10,384 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1709039671] [2022-03-20 02:31:10,385 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-20 02:31:10,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-20 02:31:10,385 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-20 02:31:10,387 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 02:31:10,388 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 02:31:10,506 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-20 02:31:10,506 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-20 02:31:10,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 2 conjunts are in the unsatisfiable core [2022-03-20 02:31:10,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-20 02:31:10,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1497 backedges. 642 proven. 0 refuted. 0 times theorem prover too weak. 855 trivial. 0 not checked. [2022-03-20 02:31:10,794 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-20 02:31:10,794 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1709039671] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:31:10,794 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-20 02:31:10,794 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-03-20 02:31:10,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586381024] [2022-03-20 02:31:10,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:31:10,795 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-20 02:31:10,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:10,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-20 02:31:10,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:31:10,795 INFO L87 Difference]: Start difference. First operand 8565 states and 11186 transitions. Second operand has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 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 02:31:10,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:10,988 INFO L93 Difference]: Finished difference Result 17391 states and 22683 transitions. [2022-03-20 02:31:10,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-20 02:31:10,988 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 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 366 [2022-03-20 02:31:10,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:11,003 INFO L225 Difference]: With dead ends: 17391 [2022-03-20 02:31:11,003 INFO L226 Difference]: Without dead ends: 8845 [2022-03-20 02:31:11,014 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 371 GetRequests, 367 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:31:11,016 INFO L913 BasicCegarLoop]: 145 mSDtfsCounter, 57 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 225 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:11,018 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [57 Valid, 225 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-20 02:31:11,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8845 states. [2022-03-20 02:31:11,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8845 to 7989. [2022-03-20 02:31:11,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7989 states, 7984 states have (on average 1.2562625250501003) internal successors, (10030), 7984 states have internal predecessors, (10030), 3 states have call successors, (3), 3 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 02:31:11,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7989 states to 7989 states and 10034 transitions. [2022-03-20 02:31:11,176 INFO L78 Accepts]: Start accepts. Automaton has 7989 states and 10034 transitions. Word has length 366 [2022-03-20 02:31:11,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:11,176 INFO L478 AbstractCegarLoop]: Abstraction has 7989 states and 10034 transitions. [2022-03-20 02:31:11,176 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 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 02:31:11,176 INFO L276 IsEmpty]: Start isEmpty. Operand 7989 states and 10034 transitions. [2022-03-20 02:31:11,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2022-03-20 02:31:11,185 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:11,185 INFO L499 BasicCegarLoop]: trace histogram [17, 17, 16, 16, 15, 15, 15, 15, 15, 13, 13, 11, 11, 9, 9, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-03-20 02:31:11,209 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 02:31:11,391 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-20 02:31:11,392 INFO L403 AbstractCegarLoop]: === Iteration 26 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:11,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:11,392 INFO L85 PathProgramCache]: Analyzing trace with hash 1653973432, now seen corresponding path program 1 times [2022-03-20 02:31:11,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:11,392 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532551988] [2022-03-20 02:31:11,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:11,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:11,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:11,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:11,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:11,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1649 backedges. 955 proven. 5 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2022-03-20 02:31:11,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:11,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532551988] [2022-03-20 02:31:11,459 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1532551988] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-20 02:31:11,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1471898182] [2022-03-20 02:31:11,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:11,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-20 02:31:11,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-20 02:31:11,476 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 02:31:11,491 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 02:31:11,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:11,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 796 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-20 02:31:11,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-20 02:31:11,974 INFO L134 CoverageAnalysis]: Checked inductivity of 1649 backedges. 955 proven. 5 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2022-03-20 02:31:11,975 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-20 02:31:12,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1649 backedges. 955 proven. 5 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2022-03-20 02:31:12,340 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1471898182] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-20 02:31:12,340 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-20 02:31:12,340 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 7 [2022-03-20 02:31:12,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864851436] [2022-03-20 02:31:12,340 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-20 02:31:12,341 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-20 02:31:12,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:12,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-20 02:31:12,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-03-20 02:31:12,341 INFO L87 Difference]: Start difference. First operand 7989 states and 10034 transitions. Second operand has 7 states, 7 states have (on average 33.57142857142857) internal successors, (235), 6 states have internal predecessors, (235), 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 02:31:12,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:12,838 INFO L93 Difference]: Finished difference Result 18109 states and 22644 transitions. [2022-03-20 02:31:12,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-20 02:31:12,839 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 33.57142857142857) internal successors, (235), 6 states have internal predecessors, (235), 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 380 [2022-03-20 02:31:12,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:12,888 INFO L225 Difference]: With dead ends: 18109 [2022-03-20 02:31:12,888 INFO L226 Difference]: Without dead ends: 10131 [2022-03-20 02:31:12,917 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 770 GetRequests, 762 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-03-20 02:31:12,917 INFO L913 BasicCegarLoop]: 225 mSDtfsCounter, 552 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 541 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 552 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 653 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 541 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:12,919 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [552 Valid, 242 Invalid, 653 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 541 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-20 02:31:12,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10131 states. [2022-03-20 02:31:13,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10131 to 8380. [2022-03-20 02:31:13,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8380 states, 8375 states have (on average 1.2530149253731344) internal successors, (10494), 8375 states have internal predecessors, (10494), 3 states have call successors, (3), 3 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 02:31:13,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8380 states to 8380 states and 10498 transitions. [2022-03-20 02:31:13,056 INFO L78 Accepts]: Start accepts. Automaton has 8380 states and 10498 transitions. Word has length 380 [2022-03-20 02:31:13,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:13,056 INFO L478 AbstractCegarLoop]: Abstraction has 8380 states and 10498 transitions. [2022-03-20 02:31:13,056 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 33.57142857142857) internal successors, (235), 6 states have internal predecessors, (235), 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 02:31:13,057 INFO L276 IsEmpty]: Start isEmpty. Operand 8380 states and 10498 transitions. [2022-03-20 02:31:13,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2022-03-20 02:31:13,065 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:13,066 INFO L499 BasicCegarLoop]: trace histogram [18, 18, 17, 17, 17, 17, 16, 16, 16, 14, 14, 12, 12, 10, 10, 8, 8, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:31:13,086 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-03-20 02:31:13,279 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2022-03-20 02:31:13,279 INFO L403 AbstractCegarLoop]: === Iteration 27 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:13,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:13,280 INFO L85 PathProgramCache]: Analyzing trace with hash 1770119345, now seen corresponding path program 1 times [2022-03-20 02:31:13,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:13,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073783786] [2022-03-20 02:31:13,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:13,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:13,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:13,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:13,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:13,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1970 backedges. 885 proven. 0 refuted. 0 times theorem prover too weak. 1085 trivial. 0 not checked. [2022-03-20 02:31:13,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:13,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073783786] [2022-03-20 02:31:13,349 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2073783786] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:31:13,349 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:31:13,349 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:31:13,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726988833] [2022-03-20 02:31:13,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:31:13,349 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:31:13,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:13,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:31:13,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:31:13,350 INFO L87 Difference]: Start difference. First operand 8380 states and 10498 transitions. Second operand has 4 states, 4 states have (on average 40.75) internal successors, (163), 3 states have internal predecessors, (163), 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 02:31:13,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:13,580 INFO L93 Difference]: Finished difference Result 15846 states and 19469 transitions. [2022-03-20 02:31:13,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:31:13,580 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.75) internal successors, (163), 3 states have internal predecessors, (163), 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 419 [2022-03-20 02:31:13,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:13,593 INFO L225 Difference]: With dead ends: 15846 [2022-03-20 02:31:13,593 INFO L226 Difference]: Without dead ends: 3862 [2022-03-20 02:31:13,604 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 02:31:13,605 INFO L913 BasicCegarLoop]: 188 mSDtfsCounter, 208 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 208 SdHoareTripleChecker+Valid, 195 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:13,605 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [208 Valid, 195 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-20 02:31:13,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3862 states. [2022-03-20 02:31:13,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3862 to 3671. [2022-03-20 02:31:13,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3671 states, 3666 states have (on average 1.2414075286415711) internal successors, (4551), 3666 states have internal predecessors, (4551), 3 states have call successors, (3), 3 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 02:31:13,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3671 states to 3671 states and 4555 transitions. [2022-03-20 02:31:13,667 INFO L78 Accepts]: Start accepts. Automaton has 3671 states and 4555 transitions. Word has length 419 [2022-03-20 02:31:13,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:13,668 INFO L478 AbstractCegarLoop]: Abstraction has 3671 states and 4555 transitions. [2022-03-20 02:31:13,668 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.75) internal successors, (163), 3 states have internal predecessors, (163), 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 02:31:13,668 INFO L276 IsEmpty]: Start isEmpty. Operand 3671 states and 4555 transitions. [2022-03-20 02:31:13,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2022-03-20 02:31:13,714 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:13,714 INFO L499 BasicCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 18, 17, 17, 15, 15, 13, 13, 11, 11, 9, 9, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-03-20 02:31:13,714 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-20 02:31:13,714 INFO L403 AbstractCegarLoop]: === Iteration 28 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:13,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:13,715 INFO L85 PathProgramCache]: Analyzing trace with hash 284201983, now seen corresponding path program 1 times [2022-03-20 02:31:13,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:13,715 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706518405] [2022-03-20 02:31:13,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:13,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:13,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:13,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:13,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:13,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2711 backedges. 1571 proven. 14 refuted. 0 times theorem prover too weak. 1126 trivial. 0 not checked. [2022-03-20 02:31:13,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:13,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706518405] [2022-03-20 02:31:13,782 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706518405] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-20 02:31:13,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [983285866] [2022-03-20 02:31:13,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:13,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-20 02:31:13,782 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-20 02:31:13,784 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 02:31:13,800 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 02:31:13,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:13,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 926 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-20 02:31:13,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-20 02:31:14,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2711 backedges. 1018 proven. 0 refuted. 0 times theorem prover too weak. 1693 trivial. 0 not checked. [2022-03-20 02:31:14,563 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-20 02:31:14,564 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [983285866] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:31:14,564 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-20 02:31:14,564 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-03-20 02:31:14,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775461025] [2022-03-20 02:31:14,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:31:14,564 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-20 02:31:14,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:14,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-20 02:31:14,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:31:14,565 INFO L87 Difference]: Start difference. First operand 3671 states and 4555 transitions. Second operand has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 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 02:31:14,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:14,599 INFO L93 Difference]: Finished difference Result 4087 states and 5036 transitions. [2022-03-20 02:31:14,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-20 02:31:14,600 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 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 503 [2022-03-20 02:31:14,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:14,606 INFO L225 Difference]: With dead ends: 4087 [2022-03-20 02:31:14,606 INFO L226 Difference]: Without dead ends: 4010 [2022-03-20 02:31:14,607 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 508 GetRequests, 504 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 02:31:14,608 INFO L913 BasicCegarLoop]: 303 mSDtfsCounter, 61 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 460 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:14,608 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [61 Valid, 460 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-20 02:31:14,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4010 states. [2022-03-20 02:31:14,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4010 to 3596. [2022-03-20 02:31:14,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3596 states, 3591 states have (on average 1.241436925647452) internal successors, (4458), 3591 states have internal predecessors, (4458), 3 states have call successors, (3), 3 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 02:31:14,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3596 states to 3596 states and 4462 transitions. [2022-03-20 02:31:14,662 INFO L78 Accepts]: Start accepts. Automaton has 3596 states and 4462 transitions. Word has length 503 [2022-03-20 02:31:14,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:14,663 INFO L478 AbstractCegarLoop]: Abstraction has 3596 states and 4462 transitions. [2022-03-20 02:31:14,663 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 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 02:31:14,663 INFO L276 IsEmpty]: Start isEmpty. Operand 3596 states and 4462 transitions. [2022-03-20 02:31:14,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 616 [2022-03-20 02:31:14,669 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:31:14,669 INFO L499 BasicCegarLoop]: trace histogram [21, 21, 20, 20, 20, 20, 20, 20, 20, 19, 19, 17, 17, 16, 16, 15, 15, 13, 13, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-03-20 02:31:14,705 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 02:31:14,899 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,SelfDestructingSolverStorable27 [2022-03-20 02:31:14,900 INFO L403 AbstractCegarLoop]: === Iteration 29 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:31:14,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:31:14,900 INFO L85 PathProgramCache]: Analyzing trace with hash -2077143838, now seen corresponding path program 1 times [2022-03-20 02:31:14,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:31:14,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527144798] [2022-03-20 02:31:14,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:14,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:31:14,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:14,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:31:14,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:14,994 INFO L134 CoverageAnalysis]: Checked inductivity of 3928 backedges. 2054 proven. 14 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2022-03-20 02:31:14,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:31:14,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527144798] [2022-03-20 02:31:14,995 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [527144798] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-20 02:31:14,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [336302136] [2022-03-20 02:31:14,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:31:14,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-20 02:31:14,995 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-20 02:31:15,032 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-20 02:31:15,091 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-03-20 02:31:15,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:31:15,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 1067 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-20 02:31:15,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-20 02:31:15,883 INFO L134 CoverageAnalysis]: Checked inductivity of 3928 backedges. 2054 proven. 14 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2022-03-20 02:31:15,884 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-20 02:31:16,707 INFO L134 CoverageAnalysis]: Checked inductivity of 3928 backedges. 2054 proven. 14 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2022-03-20 02:31:16,707 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [336302136] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-20 02:31:16,707 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-20 02:31:16,707 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 9 [2022-03-20 02:31:16,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081658225] [2022-03-20 02:31:16,708 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-20 02:31:16,708 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-03-20 02:31:16,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:31:16,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-03-20 02:31:16,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-03-20 02:31:16,710 INFO L87 Difference]: Start difference. First operand 3596 states and 4462 transitions. Second operand has 9 states, 9 states have (on average 36.888888888888886) internal successors, (332), 8 states have internal predecessors, (332), 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 02:31:17,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:31:17,143 INFO L93 Difference]: Finished difference Result 4449 states and 5518 transitions. [2022-03-20 02:31:17,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-20 02:31:17,144 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 36.888888888888886) internal successors, (332), 8 states have internal predecessors, (332), 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 615 [2022-03-20 02:31:17,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:31:17,144 INFO L225 Difference]: With dead ends: 4449 [2022-03-20 02:31:17,144 INFO L226 Difference]: Without dead ends: 0 [2022-03-20 02:31:17,151 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 1241 GetRequests, 1231 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2022-03-20 02:31:17,153 INFO L913 BasicCegarLoop]: 159 mSDtfsCounter, 345 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 780 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 345 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 780 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-20 02:31:17,154 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [345 Valid, 181 Invalid, 827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 780 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-20 02:31:17,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-03-20 02:31:17,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-03-20 02:31:17,154 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 02:31:17,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-03-20 02:31:17,154 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 615 [2022-03-20 02:31:17,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:31:17,154 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-03-20 02:31:17,155 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 36.888888888888886) internal successors, (332), 8 states have internal predecessors, (332), 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 02:31:17,155 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-03-20 02:31:17,155 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-03-20 02:31:17,157 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-03-20 02:31:17,190 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-03-20 02:31:17,376 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2022-03-20 02:31:17,378 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-03-20 02:31:22,195 INFO L882 garLoopResultBuilder]: For program point reach_errorEXIT(line 13) no Hoare annotation was computed. [2022-03-20 02:31:22,195 INFO L882 garLoopResultBuilder]: For program point reach_errorENTRY(line 13) no Hoare annotation was computed. [2022-03-20 02:31:22,195 INFO L882 garLoopResultBuilder]: For program point reach_errorFINAL(line 13) no Hoare annotation was computed. [2022-03-20 02:31:22,195 INFO L882 garLoopResultBuilder]: For program point L594-1(line 594) no Hoare annotation was computed. [2022-03-20 02:31:22,195 INFO L885 garLoopResultBuilder]: At program point mainENTRY(lines 588 598) the Hoare annotation is: true [2022-03-20 02:31:22,195 INFO L882 garLoopResultBuilder]: For program point mainFINAL(lines 588 598) no Hoare annotation was computed. [2022-03-20 02:31:22,195 INFO L882 garLoopResultBuilder]: For program point mainEXIT(lines 588 598) no Hoare annotation was computed. [2022-03-20 02:31:22,195 INFO L878 garLoopResultBuilder]: At program point L594(line 594) the Hoare annotation is: (<= 12292 main_~s~0) [2022-03-20 02:31:22,195 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2022-03-20 02:31:22,196 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 02:31:22,196 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2022-03-20 02:31:22,196 INFO L882 garLoopResultBuilder]: For program point L300(lines 300 306) no Hoare annotation was computed. [2022-03-20 02:31:22,196 INFO L878 garLoopResultBuilder]: At program point L201(lines 197 530) the Hoare annotation is: (let ((.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560)) (.cse2 (= ssl3_connect_~s__hit~0 0))) (or (and .cse0 .cse1 (= 2 ssl3_connect_~blastFlag~0)) (and .cse0 .cse1 .cse2 (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 .cse1 (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2))) [2022-03-20 02:31:22,196 INFO L882 garLoopResultBuilder]: For program point L565(lines 565 569) no Hoare annotation was computed. [2022-03-20 02:31:22,196 INFO L882 garLoopResultBuilder]: For program point L466(lines 466 468) no Hoare annotation was computed. [2022-03-20 02:31:22,196 INFO L882 garLoopResultBuilder]: For program point L367(lines 367 369) no Hoare annotation was computed. [2022-03-20 02:31:22,196 INFO L882 garLoopResultBuilder]: For program point L269(lines 269 272) no Hoare annotation was computed. [2022-03-20 02:31:22,197 INFO L882 garLoopResultBuilder]: For program point L203(lines 203 528) no Hoare annotation was computed. [2022-03-20 02:31:22,197 INFO L882 garLoopResultBuilder]: For program point L170(lines 170 539) no Hoare annotation was computed. [2022-03-20 02:31:22,197 INFO L882 garLoopResultBuilder]: For program point L137(lines 137 550) no Hoare annotation was computed. [2022-03-20 02:31:22,198 INFO L882 garLoopResultBuilder]: For program point L303(lines 303 305) no Hoare annotation was computed. [2022-03-20 02:31:22,198 INFO L882 garLoopResultBuilder]: For program point L237(lines 237 240) no Hoare annotation was computed. [2022-03-20 02:31:22,198 INFO L882 garLoopResultBuilder]: For program point L303-2(lines 222 520) no Hoare annotation was computed. [2022-03-20 02:31:22,198 INFO L878 garLoopResultBuilder]: At program point L171(lines 167 540) the Hoare annotation is: (let ((.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560)) (.cse2 (= ssl3_connect_~s__hit~0 0))) (or (and .cse0 .cse1 .cse2 (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 .cse1 (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2))) [2022-03-20 02:31:22,198 INFO L882 garLoopResultBuilder]: For program point L105(lines 105 111) no Hoare annotation was computed. [2022-03-20 02:31:22,199 INFO L882 garLoopResultBuilder]: For program point L502(lines 502 504) no Hoare annotation was computed. [2022-03-20 02:31:22,199 INFO L882 garLoopResultBuilder]: For program point L469(lines 469 473) no Hoare annotation was computed. [2022-03-20 02:31:22,199 INFO L882 garLoopResultBuilder]: For program point L502-2(lines 502 504) no Hoare annotation was computed. [2022-03-20 02:31:22,199 INFO L882 garLoopResultBuilder]: For program point L469-2(lines 469 473) no Hoare annotation was computed. [2022-03-20 02:31:22,199 INFO L882 garLoopResultBuilder]: For program point L370(lines 370 374) no Hoare annotation was computed. [2022-03-20 02:31:22,199 INFO L882 garLoopResultBuilder]: For program point L370-2(lines 370 374) no Hoare annotation was computed. [2022-03-20 02:31:22,199 INFO L882 garLoopResultBuilder]: For program point L206(lines 206 527) no Hoare annotation was computed. [2022-03-20 02:31:22,200 INFO L882 garLoopResultBuilder]: For program point L173(lines 173 538) no Hoare annotation was computed. [2022-03-20 02:31:22,200 INFO L882 garLoopResultBuilder]: For program point L140(lines 140 549) no Hoare annotation was computed. [2022-03-20 02:31:22,200 INFO L882 garLoopResultBuilder]: For program point L339(lines 339 341) no Hoare annotation was computed. [2022-03-20 02:31:22,200 INFO L882 garLoopResultBuilder]: For program point L339-2(lines 222 520) no Hoare annotation was computed. [2022-03-20 02:31:22,201 INFO L878 garLoopResultBuilder]: At program point L207(lines 203 528) the Hoare annotation is: (let ((.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560)) (.cse2 (= ssl3_connect_~s__hit~0 0))) (or (and .cse0 .cse1 (= 2 ssl3_connect_~blastFlag~0)) (and .cse0 .cse1 .cse2 (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 .cse1 (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2))) [2022-03-20 02:31:22,201 INFO L878 garLoopResultBuilder]: At program point L141(lines 137 550) the Hoare annotation is: (or (and (<= 4352 ssl3_connect_~s__state~0) (= ssl3_connect_~blastFlag~0 0) (not (<= 4400 ssl3_connect_~s__state~0))) (not (<= 12292 |ssl3_connect_#in~initial_state|))) [2022-03-20 02:31:22,201 INFO L882 garLoopResultBuilder]: For program point L108(lines 108 110) no Hoare annotation was computed. [2022-03-20 02:31:22,201 INFO L882 garLoopResultBuilder]: For program point L108-2(lines 105 111) no Hoare annotation was computed. [2022-03-20 02:31:22,201 INFO L882 garLoopResultBuilder]: For program point L439(lines 439 441) no Hoare annotation was computed. [2022-03-20 02:31:22,201 INFO L882 garLoopResultBuilder]: For program point L406(lines 406 408) no Hoare annotation was computed. [2022-03-20 02:31:22,201 INFO L882 garLoopResultBuilder]: For program point L209(lines 209 526) no Hoare annotation was computed. [2022-03-20 02:31:22,201 INFO L882 garLoopResultBuilder]: For program point L176(lines 176 537) no Hoare annotation was computed. [2022-03-20 02:31:22,201 INFO L882 garLoopResultBuilder]: For program point L143(lines 143 548) no Hoare annotation was computed. [2022-03-20 02:31:22,202 INFO L882 garLoopResultBuilder]: For program point L508(lines 508 510) no Hoare annotation was computed. [2022-03-20 02:31:22,202 INFO L882 garLoopResultBuilder]: For program point L508-2(lines 508 510) no Hoare annotation was computed. [2022-03-20 02:31:22,202 INFO L882 garLoopResultBuilder]: For program point L310(lines 310 314) no Hoare annotation was computed. [2022-03-20 02:31:22,202 INFO L882 garLoopResultBuilder]: For program point L310-2(lines 310 314) no Hoare annotation was computed. [2022-03-20 02:31:22,202 INFO L885 garLoopResultBuilder]: At program point L575(lines 118 576) the Hoare annotation is: true [2022-03-20 02:31:22,202 INFO L882 garLoopResultBuilder]: For program point L212(lines 212 525) no Hoare annotation was computed. [2022-03-20 02:31:22,202 INFO L882 garLoopResultBuilder]: For program point L179(lines 179 536) no Hoare annotation was computed. [2022-03-20 02:31:22,202 INFO L882 garLoopResultBuilder]: For program point L146(lines 146 547) no Hoare annotation was computed. [2022-03-20 02:31:22,202 INFO L882 garLoopResultBuilder]: For program point L113(lines 113 117) no Hoare annotation was computed. [2022-03-20 02:31:22,202 INFO L878 garLoopResultBuilder]: At program point L213(lines 209 526) the Hoare annotation is: (let ((.cse1 (<= ssl3_connect_~s__state~0 4560)) (.cse2 (= ssl3_connect_~s__hit~0 0)) (.cse0 (<= 4560 ssl3_connect_~s__state~0))) (or (and .cse0 .cse1 (= 2 ssl3_connect_~blastFlag~0) (not .cse2)) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2 (<= 4560 ssl3_connect_~s__s3__tmp__next_state___0~0)) (and (< ssl3_connect_~s__state~0 12292) .cse0 (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)))) [2022-03-20 02:31:22,202 INFO L878 garLoopResultBuilder]: At program point L147(lines 143 548) the Hoare annotation is: (let ((.cse0 (<= 4352 ssl3_connect_~s__state~0)) (.cse1 (not (<= 4400 ssl3_connect_~s__state~0)))) (or (and .cse0 (= ssl3_connect_~blastFlag~0 1) .cse1) (and .cse0 (= ssl3_connect_~blastFlag~0 0) .cse1) (not (<= 12292 |ssl3_connect_#in~initial_state|)))) [2022-03-20 02:31:22,202 INFO L882 garLoopResultBuilder]: For program point L114(lines 114 116) no Hoare annotation was computed. [2022-03-20 02:31:22,202 INFO L882 garLoopResultBuilder]: For program point L247(lines 247 263) no Hoare annotation was computed. [2022-03-20 02:31:22,203 INFO L882 garLoopResultBuilder]: For program point L247-2(lines 222 520) no Hoare annotation was computed. [2022-03-20 02:31:22,203 INFO L882 garLoopResultBuilder]: For program point L479(lines 479 491) no Hoare annotation was computed. [2022-03-20 02:31:22,203 INFO L882 garLoopResultBuilder]: For program point L446(lines 446 460) no Hoare annotation was computed. [2022-03-20 02:31:22,203 INFO L882 garLoopResultBuilder]: For program point L446-1(lines 446 460) no Hoare annotation was computed. [2022-03-20 02:31:22,203 INFO L882 garLoopResultBuilder]: For program point L479-2(lines 479 491) no Hoare annotation was computed. [2022-03-20 02:31:22,203 INFO L882 garLoopResultBuilder]: For program point L347(lines 347 350) no Hoare annotation was computed. [2022-03-20 02:31:22,203 INFO L882 garLoopResultBuilder]: For program point L281(lines 281 283) no Hoare annotation was computed. [2022-03-20 02:31:22,203 INFO L882 garLoopResultBuilder]: For program point L215(lines 215 524) no Hoare annotation was computed. [2022-03-20 02:31:22,203 INFO L882 garLoopResultBuilder]: For program point L281-2(lines 222 520) no Hoare annotation was computed. [2022-03-20 02:31:22,203 INFO L882 garLoopResultBuilder]: For program point L182(lines 182 535) no Hoare annotation was computed. [2022-03-20 02:31:22,204 INFO L882 garLoopResultBuilder]: For program point L149(lines 149 546) no Hoare annotation was computed. [2022-03-20 02:31:22,204 INFO L882 garLoopResultBuilder]: For program point L513(lines 513 515) no Hoare annotation was computed. [2022-03-20 02:31:22,204 INFO L878 garLoopResultBuilder]: At program point L216(lines 215 524) the Hoare annotation is: (let ((.cse0 (<= 4352 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4352)) (.cse2 (= ssl3_connect_~s__hit~0 0))) (or (and .cse0 .cse1 (= 2 ssl3_connect_~blastFlag~0) (not .cse2) (= 3 ssl3_connect_~s__s3__tmp__next_state___0~0)) (and .cse0 .cse1 (= ssl3_connect_~blastFlag~0 0)) (and .cse0 .cse1 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse2 (<= 4560 ssl3_connect_~s__s3__tmp__next_state___0~0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)))) [2022-03-20 02:31:22,204 INFO L878 garLoopResultBuilder]: At program point L183(lines 173 538) the Hoare annotation is: (let ((.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560)) (.cse2 (= ssl3_connect_~s__hit~0 0))) (or (and .cse0 .cse1 .cse2 (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 .cse1 (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2))) [2022-03-20 02:31:22,204 INFO L885 garLoopResultBuilder]: At program point ssl3_connectENTRY(lines 22 587) the Hoare annotation is: true [2022-03-20 02:31:22,204 INFO L882 garLoopResultBuilder]: For program point L580(lines 580 582) no Hoare annotation was computed. [2022-03-20 02:31:22,205 INFO L882 garLoopResultBuilder]: For program point L580-2(lines 580 582) no Hoare annotation was computed. [2022-03-20 02:31:22,205 INFO L882 garLoopResultBuilder]: For program point L382(lines 382 384) no Hoare annotation was computed. [2022-03-20 02:31:22,205 INFO L882 garLoopResultBuilder]: For program point L416(lines 416 418) no Hoare annotation was computed. [2022-03-20 02:31:22,205 INFO L882 garLoopResultBuilder]: For program point L218(lines 218 523) no Hoare annotation was computed. [2022-03-20 02:31:22,205 INFO L882 garLoopResultBuilder]: For program point L185(lines 185 534) no Hoare annotation was computed. [2022-03-20 02:31:22,205 INFO L882 garLoopResultBuilder]: For program point L152(lines 152 545) no Hoare annotation was computed. [2022-03-20 02:31:22,205 INFO L882 garLoopResultBuilder]: For program point L119-1(lines 96 586) no Hoare annotation was computed. [2022-03-20 02:31:22,205 INFO L882 garLoopResultBuilder]: For program point L450(lines 450 456) no Hoare annotation was computed. [2022-03-20 02:31:22,205 INFO L885 garLoopResultBuilder]: At program point L219(lines 218 523) the Hoare annotation is: true [2022-03-20 02:31:22,205 INFO L878 garLoopResultBuilder]: At program point L153(lines 149 546) the Hoare annotation is: (let ((.cse0 (<= ssl3_connect_~s__state~0 4560)) (.cse1 (= ssl3_connect_~s__hit~0 0)) (.cse2 (< 4384 ssl3_connect_~s__state~0))) (or (and (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse0 .cse1 .cse2 (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 (= ssl3_connect_~blastFlag~0 0) .cse2) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (= 2 ssl3_connect_~blastFlag~0) .cse1 .cse2))) [2022-03-20 02:31:22,205 INFO L882 garLoopResultBuilder]: For program point L120(line 120) no Hoare annotation was computed. [2022-03-20 02:31:22,205 INFO L882 garLoopResultBuilder]: For program point L253(lines 253 256) no Hoare annotation was computed. [2022-03-20 02:31:22,205 INFO L882 garLoopResultBuilder]: For program point L485(lines 485 488) no Hoare annotation was computed. [2022-03-20 02:31:22,205 INFO L885 garLoopResultBuilder]: At program point L221(lines 220 523) the Hoare annotation is: true [2022-03-20 02:31:22,205 INFO L882 garLoopResultBuilder]: For program point L188(lines 188 533) no Hoare annotation was computed. [2022-03-20 02:31:22,205 INFO L882 garLoopResultBuilder]: For program point L155(lines 155 544) no Hoare annotation was computed. [2022-03-20 02:31:22,206 INFO L882 garLoopResultBuilder]: For program point L122(lines 122 555) no Hoare annotation was computed. [2022-03-20 02:31:22,206 INFO L882 garLoopResultBuilder]: For program point L321(lines 321 331) no Hoare annotation was computed. [2022-03-20 02:31:22,206 INFO L882 garLoopResultBuilder]: For program point L321-2(lines 321 331) no Hoare annotation was computed. [2022-03-20 02:31:22,206 INFO L878 garLoopResultBuilder]: At program point L189(lines 185 534) the Hoare annotation is: (let ((.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560)) (.cse2 (= ssl3_connect_~s__hit~0 0))) (or (and .cse0 .cse1 .cse2 (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 .cse1 (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2))) [2022-03-20 02:31:22,206 INFO L878 garLoopResultBuilder]: At program point L123(lines 122 555) the Hoare annotation is: (or (and (<= 12292 ssl3_connect_~s__state~0) (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|))) [2022-03-20 02:31:22,206 INFO L882 garLoopResultBuilder]: For program point L355(lines 355 357) no Hoare annotation was computed. [2022-03-20 02:31:22,207 INFO L878 garLoopResultBuilder]: At program point L521(lines 119 574) the Hoare annotation is: (let ((.cse4 (= ssl3_connect_~s__hit~0 0))) (let ((.cse0 (<= 4560 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560)) (.cse3 (not .cse4)) (.cse11 (= ssl3_connect_~s__state~0 4464)) (.cse10 (= 4496 ssl3_connect_~s__state~0)) (.cse16 (<= 4352 ssl3_connect_~s__state~0)) (.cse17 (<= ssl3_connect_~s__state~0 4352)) (.cse13 (<= 4560 ssl3_connect_~s__s3__tmp__next_state___0~0)) (.cse12 (= 4400 ssl3_connect_~s__state~0)) (.cse9 (= 4512 ssl3_connect_~s__state~0)) (.cse7 (= 3 ssl3_connect_~s__state~0)) (.cse8 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560)) (.cse5 (= ssl3_connect_~s__state~0 4448)) (.cse14 (= ssl3_connect_~s__state~0 4416)) (.cse15 (= ssl3_connect_~s__state~0 4480)) (.cse6 (<= ssl3_connect_~blastFlag~0 4)) (.cse18 (= ssl3_connect_~s__state~0 4528)) (.cse2 (= 2 ssl3_connect_~blastFlag~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6) (and .cse7 .cse2 .cse4) (and .cse8 .cse4 .cse9) (and .cse8 .cse4 .cse10) (and .cse8 .cse4 .cse11) (and .cse8 .cse12 .cse4 .cse6) (and .cse2 .cse9) (and .cse0 .cse8 .cse1 .cse4 .cse13) (and .cse14 .cse8 .cse4 .cse6) (and .cse8 .cse4 .cse15) (and .cse16 .cse17 .cse2 .cse3 (= 3 ssl3_connect_~s__s3__tmp__next_state___0~0)) (and .cse4 .cse11 .cse6) (and (= 4432 ssl3_connect_~s__state~0) .cse4 .cse6) (= ssl3_connect_~blastFlag~0 0) (and .cse4 .cse10 .cse6) (and .cse16 .cse17 .cse8 .cse4 .cse13) (and .cse12 .cse2 .cse4) (and .cse14 .cse2 .cse4) (and .cse4 .cse9 .cse6) (and .cse8 .cse7) (and .cse18 .cse8 .cse4) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse8 .cse4 .cse5) (and .cse14 (= 3 ssl3_connect_~blastFlag~0) .cse4) (and .cse4 .cse15 .cse6) (and .cse18 .cse4 .cse6) (and (= ssl3_connect_~blastFlag~0 1) (= ssl3_connect_~s__state~0 4384)) (and .cse18 .cse2)))) [2022-03-20 02:31:22,207 INFO L882 garLoopResultBuilder]: For program point L422(lines 422 426) no Hoare annotation was computed. [2022-03-20 02:31:22,207 INFO L878 garLoopResultBuilder]: At program point L356(lines 96 586) the Hoare annotation is: (not (<= 12292 |ssl3_connect_#in~initial_state|)) [2022-03-20 02:31:22,207 INFO L882 garLoopResultBuilder]: For program point L422-2(lines 222 520) no Hoare annotation was computed. [2022-03-20 02:31:22,207 INFO L882 garLoopResultBuilder]: For program point L191(lines 191 532) no Hoare annotation was computed. [2022-03-20 02:31:22,207 INFO L882 garLoopResultBuilder]: For program point L158(lines 158 543) no Hoare annotation was computed. [2022-03-20 02:31:22,207 INFO L882 garLoopResultBuilder]: For program point L125(lines 125 554) no Hoare annotation was computed. [2022-03-20 02:31:22,207 INFO L882 garLoopResultBuilder]: For program point ssl3_connectEXIT(lines 22 587) no Hoare annotation was computed. [2022-03-20 02:31:22,207 INFO L882 garLoopResultBuilder]: For program point L258(lines 258 261) no Hoare annotation was computed. [2022-03-20 02:31:22,207 INFO L878 garLoopResultBuilder]: At program point L159(lines 155 544) the Hoare annotation is: (let ((.cse0 (<= ssl3_connect_~s__state~0 4560)) (.cse1 (= ssl3_connect_~s__hit~0 0)) (.cse2 (< 4384 ssl3_connect_~s__state~0))) (or (and (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse0 .cse1 .cse2 (<= ssl3_connect_~blastFlag~0 4)) (and (= 3 ssl3_connect_~blastFlag~0) .cse0 .cse1 .cse2) (and .cse0 (= ssl3_connect_~blastFlag~0 0) .cse2) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (= 2 ssl3_connect_~blastFlag~0) .cse1 .cse2))) [2022-03-20 02:31:22,207 INFO L882 garLoopResultBuilder]: For program point ssl3_connectFINAL(lines 22 587) no Hoare annotation was computed. [2022-03-20 02:31:22,207 INFO L882 garLoopResultBuilder]: For program point L556(lines 556 572) no Hoare annotation was computed. [2022-03-20 02:31:22,207 INFO L882 garLoopResultBuilder]: For program point L391(lines 391 393) no Hoare annotation was computed. [2022-03-20 02:31:22,207 INFO L882 garLoopResultBuilder]: For program point L358(lines 358 360) no Hoare annotation was computed. [2022-03-20 02:31:22,207 INFO L882 garLoopResultBuilder]: For program point L325(lines 325 327) no Hoare annotation was computed. [2022-03-20 02:31:22,207 INFO L882 garLoopResultBuilder]: For program point L292(lines 292 294) no Hoare annotation was computed. [2022-03-20 02:31:22,208 INFO L882 garLoopResultBuilder]: For program point L325-2(lines 323 331) no Hoare annotation was computed. [2022-03-20 02:31:22,208 INFO L882 garLoopResultBuilder]: For program point L557(lines 557 571) no Hoare annotation was computed. [2022-03-20 02:31:22,208 INFO L878 garLoopResultBuilder]: At program point L227(lines 125 554) the Hoare annotation is: (or (= ssl3_connect_~blastFlag~0 0) (not (<= 12292 |ssl3_connect_#in~initial_state|))) [2022-03-20 02:31:22,208 INFO L882 garLoopResultBuilder]: For program point L194(lines 194 531) no Hoare annotation was computed. [2022-03-20 02:31:22,208 INFO L882 garLoopResultBuilder]: For program point L161(lines 161 542) no Hoare annotation was computed. [2022-03-20 02:31:22,208 INFO L882 garLoopResultBuilder]: For program point L128(lines 128 553) no Hoare annotation was computed. [2022-03-20 02:31:22,208 INFO L882 garLoopResultBuilder]: For program point L558(lines 558 563) no Hoare annotation was computed. [2022-03-20 02:31:22,208 INFO L882 garLoopResultBuilder]: For program point L558-2(lines 557 571) no Hoare annotation was computed. [2022-03-20 02:31:22,208 INFO L878 garLoopResultBuilder]: At program point L195(lines 191 532) the Hoare annotation is: (let ((.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560)) (.cse2 (= ssl3_connect_~s__hit~0 0))) (or (and .cse0 .cse1 .cse2 (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 .cse1 (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2))) [2022-03-20 02:31:22,208 INFO L882 garLoopResultBuilder]: For program point ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION(line 584) no Hoare annotation was computed. [2022-03-20 02:31:22,208 INFO L882 garLoopResultBuilder]: For program point L560(lines 560 562) no Hoare annotation was computed. [2022-03-20 02:31:22,208 INFO L882 garLoopResultBuilder]: For program point L395(lines 395 400) no Hoare annotation was computed. [2022-03-20 02:31:22,208 INFO L882 garLoopResultBuilder]: For program point L395-2(lines 395 400) no Hoare annotation was computed. [2022-03-20 02:31:22,208 INFO L882 garLoopResultBuilder]: For program point L197(lines 197 530) no Hoare annotation was computed. [2022-03-20 02:31:22,208 INFO L882 garLoopResultBuilder]: For program point L164(lines 164 541) no Hoare annotation was computed. [2022-03-20 02:31:22,208 INFO L882 garLoopResultBuilder]: For program point L131(lines 131 552) no Hoare annotation was computed. [2022-03-20 02:31:22,208 INFO L878 garLoopResultBuilder]: At program point L165(lines 161 542) the Hoare annotation is: (let ((.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560))) (or (and .cse0 .cse1 (= ssl3_connect_~s__hit~0 0) (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 .cse1 (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)))) [2022-03-20 02:31:22,209 INFO L882 garLoopResultBuilder]: For program point L496-1(lines 496 498) no Hoare annotation was computed. [2022-03-20 02:31:22,209 INFO L882 garLoopResultBuilder]: For program point L232(lines 232 234) no Hoare annotation was computed. [2022-03-20 02:31:22,209 INFO L882 garLoopResultBuilder]: For program point L232-2(lines 232 234) no Hoare annotation was computed. [2022-03-20 02:31:22,209 INFO L882 garLoopResultBuilder]: For program point L431(lines 431 434) no Hoare annotation was computed. [2022-03-20 02:31:22,209 INFO L882 garLoopResultBuilder]: For program point L200(lines 200 529) no Hoare annotation was computed. [2022-03-20 02:31:22,209 INFO L882 garLoopResultBuilder]: For program point L167(lines 167 540) no Hoare annotation was computed. [2022-03-20 02:31:22,209 INFO L882 garLoopResultBuilder]: For program point L134(lines 134 551) no Hoare annotation was computed. [2022-03-20 02:31:22,209 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-03-20 02:31:22,209 INFO L885 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-03-20 02:31:22,209 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-03-20 02:31:22,209 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-03-20 02:31:22,214 INFO L719 BasicCegarLoop]: Path program histogram: [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] [2022-03-20 02:31:22,215 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-20 02:31:22,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.03 02:31:22 BoogieIcfgContainer [2022-03-20 02:31:22,247 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-20 02:31:22,248 INFO L158 Benchmark]: Toolchain (without parser) took 23605.93ms. Allocated memory was 189.8MB in the beginning and 755.0MB in the end (delta: 565.2MB). Free memory was 134.2MB in the beginning and 416.9MB in the end (delta: -282.7MB). Peak memory consumption was 474.8MB. Max. memory is 8.0GB. [2022-03-20 02:31:22,248 INFO L158 Benchmark]: CDTParser took 6.14ms. Allocated memory is still 189.8MB. Free memory is still 151.4MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-20 02:31:22,248 INFO L158 Benchmark]: CACSL2BoogieTranslator took 319.22ms. Allocated memory was 189.8MB in the beginning and 265.3MB in the end (delta: 75.5MB). Free memory was 134.1MB in the beginning and 234.6MB in the end (delta: -100.5MB). Peak memory consumption was 7.7MB. Max. memory is 8.0GB. [2022-03-20 02:31:22,248 INFO L158 Benchmark]: Boogie Preprocessor took 40.12ms. Allocated memory is still 265.3MB. Free memory was 234.6MB in the beginning and 231.9MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-20 02:31:22,248 INFO L158 Benchmark]: RCFGBuilder took 507.30ms. Allocated memory is still 265.3MB. Free memory was 231.9MB in the beginning and 205.7MB in the end (delta: 26.2MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. [2022-03-20 02:31:22,249 INFO L158 Benchmark]: TraceAbstraction took 22733.50ms. Allocated memory was 265.3MB in the beginning and 755.0MB in the end (delta: 489.7MB). Free memory was 205.2MB in the beginning and 416.9MB in the end (delta: -211.7MB). Peak memory consumption was 471.1MB. Max. memory is 8.0GB. [2022-03-20 02:31:22,249 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 6.14ms. Allocated memory is still 189.8MB. Free memory is still 151.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 319.22ms. Allocated memory was 189.8MB in the beginning and 265.3MB in the end (delta: 75.5MB). Free memory was 134.1MB in the beginning and 234.6MB in the end (delta: -100.5MB). Peak memory consumption was 7.7MB. Max. memory is 8.0GB. * Boogie Preprocessor took 40.12ms. Allocated memory is still 265.3MB. Free memory was 234.6MB in the beginning and 231.9MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 507.30ms. Allocated memory is still 265.3MB. Free memory was 231.9MB in the beginning and 205.7MB in the end (delta: 26.2MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. * TraceAbstraction took 22733.50ms. Allocated memory was 265.3MB in the beginning and 755.0MB in the end (delta: 489.7MB). Free memory was 205.2MB in the beginning and 416.9MB in the end (delta: -211.7MB). Peak memory consumption was 471.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 584]: 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, 140 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 22.6s, OverallIterations: 29, TraceHistogramMax: 21, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.2s, AutomataDifference: 7.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.8s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7340 SdHoareTripleChecker+Valid, 4.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7338 mSDsluCounter, 6789 SdHoareTripleChecker+Invalid, 3.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 690 mSDsCounter, 677 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6745 IncrementalHoareTripleChecker+Invalid, 7422 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 677 mSolverCounterUnsat, 6099 mSDtfsCounter, 6745 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4117 GetRequests, 4005 SyntacticMatches, 0 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8565occurred in iteration=24, InterpolantAutomatonStates: 123, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 29 MinimizatonAttempts, 6702 StatesRemovedByMinimization, 23 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 26 LocationsWithAnnotation, 26 PreInvPairs, 268 NumberOfFragments, 867 HoareAnnotationTreeSize, 26 FomulaSimplifications, 8669 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 26 FomulaSimplificationsInter, 22988 FormulaSimplificationTreeSizeReductionInter, 3.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 5.8s InterpolantComputationTime, 9379 NumberOfCodeBlocks, 9379 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 10689 ConstructedInterpolants, 0 QuantifiedInterpolants, 15094 SizeOfPredicates, 5 NumberOfNonLiveVariables, 4967 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 38 InterpolantComputations, 26 PerfectInterpolantSequences, 45039/45163 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: 218]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: ((4352 <= s__state && blastFlag == 0) && !(4400 <= s__state)) || !(12292 <= \old(initial_state)) - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: ((((4432 <= s__state && s__state <= 4560) && s__hit == 0) && blastFlag <= 4) || ((4432 <= s__state && s__state <= 4560) && blastFlag == 0)) || !(12292 <= \old(initial_state)) - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: (((((4432 <= s__state && s__state <= 4560) && s__hit == 0) && blastFlag <= 4) || ((4432 <= s__state && s__state <= 4560) && blastFlag == 0)) || !(12292 <= \old(initial_state))) || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: (((((4432 <= s__state && s__state <= 4560) && 2 == blastFlag) || (((4432 <= s__state && s__state <= 4560) && s__hit == 0) && blastFlag <= 4)) || ((4432 <= s__state && s__state <= 4560) && blastFlag == 0)) || !(12292 <= \old(initial_state))) || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: blastFlag == 0 || !(12292 <= \old(initial_state)) - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: ((((((s__s3__tmp__next_state___0 <= 4560 && s__state <= 4560) && s__hit == 0) && 4384 < s__state) && blastFlag <= 4) || ((s__state <= 4560 && blastFlag == 0) && 4384 < s__state)) || !(12292 <= \old(initial_state))) || (((s__state <= 4560 && 2 == blastFlag) && s__hit == 0) && 4384 < s__state) - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: (((((4432 <= s__state && s__state <= 4560) && s__hit == 0) && blastFlag <= 4) || ((4432 <= s__state && s__state <= 4560) && blastFlag == 0)) || !(12292 <= \old(initial_state))) || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: (((((4432 <= s__state && s__state <= 4560) && 2 == blastFlag) || (((4432 <= s__state && s__state <= 4560) && s__hit == 0) && blastFlag <= 4)) || ((4432 <= s__state && s__state <= 4560) && blastFlag == 0)) || !(12292 <= \old(initial_state))) || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: (((((4560 <= s__state && s__state <= 4560) && 2 == blastFlag) && !(s__hit == 0)) || ((((4560 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) && 4560 <= s__s3__tmp__next_state___0)) || ((s__state < 12292 && 4560 <= s__state) && blastFlag == 0)) || !(12292 <= \old(initial_state)) - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: (12292 <= s__state && blastFlag == 0) || !(12292 <= \old(initial_state)) - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: (((((((s__s3__tmp__next_state___0 <= 4560 && s__state <= 4560) && s__hit == 0) && 4384 < s__state) && blastFlag <= 4) || (((3 == blastFlag && s__state <= 4560) && s__hit == 0) && 4384 < s__state)) || ((s__state <= 4560 && blastFlag == 0) && 4384 < s__state)) || !(12292 <= \old(initial_state))) || (((s__state <= 4560 && 2 == blastFlag) && s__hit == 0) && 4384 < s__state) - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: ((((((4352 <= s__state && s__state <= 4352) && 2 == blastFlag) && !(s__hit == 0)) && 3 == s__s3__tmp__next_state___0) || ((4352 <= s__state && s__state <= 4352) && blastFlag == 0)) || ((((4352 <= s__state && s__state <= 4352) && s__s3__tmp__next_state___0 <= 4560) && s__hit == 0) && 4560 <= s__s3__tmp__next_state___0)) || !(12292 <= \old(initial_state)) - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((4560 <= s__state && s__state <= 4560) && 2 == blastFlag) && !(s__hit == 0)) || ((s__hit == 0 && s__state == 4448) && blastFlag <= 4)) || ((3 == s__state && 2 == blastFlag) && s__hit == 0)) || ((s__s3__tmp__next_state___0 <= 4560 && s__hit == 0) && 4512 == s__state)) || ((s__s3__tmp__next_state___0 <= 4560 && s__hit == 0) && 4496 == s__state)) || ((s__s3__tmp__next_state___0 <= 4560 && s__hit == 0) && s__state == 4464)) || (((s__s3__tmp__next_state___0 <= 4560 && 4400 == s__state) && s__hit == 0) && blastFlag <= 4)) || (2 == blastFlag && 4512 == s__state)) || ((((4560 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) && 4560 <= s__s3__tmp__next_state___0)) || (((s__state == 4416 && s__s3__tmp__next_state___0 <= 4560) && s__hit == 0) && blastFlag <= 4)) || ((s__s3__tmp__next_state___0 <= 4560 && s__hit == 0) && s__state == 4480)) || ((((4352 <= s__state && s__state <= 4352) && 2 == blastFlag) && !(s__hit == 0)) && 3 == s__s3__tmp__next_state___0)) || ((s__hit == 0 && s__state == 4464) && blastFlag <= 4)) || ((4432 == s__state && s__hit == 0) && blastFlag <= 4)) || blastFlag == 0) || ((s__hit == 0 && 4496 == s__state) && blastFlag <= 4)) || ((((4352 <= s__state && s__state <= 4352) && s__s3__tmp__next_state___0 <= 4560) && s__hit == 0) && 4560 <= s__s3__tmp__next_state___0)) || ((4400 == s__state && 2 == blastFlag) && s__hit == 0)) || ((s__state == 4416 && 2 == blastFlag) && s__hit == 0)) || ((s__hit == 0 && 4512 == s__state) && blastFlag <= 4)) || (s__s3__tmp__next_state___0 <= 4560 && 3 == s__state)) || ((s__state == 4528 && s__s3__tmp__next_state___0 <= 4560) && s__hit == 0)) || !(12292 <= \old(initial_state))) || ((s__s3__tmp__next_state___0 <= 4560 && s__hit == 0) && s__state == 4448)) || ((s__state == 4416 && 3 == blastFlag) && s__hit == 0)) || ((s__hit == 0 && s__state == 4480) && blastFlag <= 4)) || ((s__state == 4528 && s__hit == 0) && blastFlag <= 4)) || (blastFlag == 1 && s__state == 4384)) || (s__state == 4528 && 2 == blastFlag) - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: !(12292 <= \old(initial_state)) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: (((4352 <= s__state && blastFlag == 1) && !(4400 <= s__state)) || ((4352 <= s__state && blastFlag == 0) && !(4400 <= s__state))) || !(12292 <= \old(initial_state)) - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: (((((4432 <= s__state && s__state <= 4560) && s__hit == 0) && blastFlag <= 4) || ((4432 <= s__state && s__state <= 4560) && blastFlag == 0)) || !(12292 <= \old(initial_state))) || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: (((((4432 <= s__state && s__state <= 4560) && s__hit == 0) && blastFlag <= 4) || ((4432 <= s__state && s__state <= 4560) && blastFlag == 0)) || !(12292 <= \old(initial_state))) || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-03-20 02:31:22,283 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...