/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_2.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-5d317bd [2022-03-18 16:09:59,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-18 16:09:59,380 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-18 16:09:59,426 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-18 16:09:59,426 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-18 16:09:59,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-18 16:09:59,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-18 16:09:59,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-18 16:09:59,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-18 16:09:59,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-18 16:09:59,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-18 16:09:59,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-18 16:09:59,434 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-18 16:09:59,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-18 16:09:59,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-18 16:09:59,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-18 16:09:59,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-18 16:09:59,438 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-18 16:09:59,439 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-18 16:09:59,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-18 16:09:59,441 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-03-18 16:09:59,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-18 16:09:59,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-18 16:09:59,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-18 16:09:59,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-18 16:09:59,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-18 16:09:59,453 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-18 16:09:59,454 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-18 16:09:59,455 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-18 16:09:59,455 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 [2022-03-18 16:09:59,475 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-18 16:09:59,476 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-18 16:09:59,476 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-18 16:09:59,477 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-18 16:09:59,477 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-18 16:09:59,477 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-18 16:09:59,478 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-18 16:09:59,479 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-18 16:09:59,479 INFO L138 SettingsManager]: * Use SBE=true [2022-03-18 16:09:59,480 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-18 16:09:59,480 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-18 16:09:59,480 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-18 16:09:59,480 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-18 16:09:59,480 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-18 16:09:59,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-18 16:09:59,481 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-18 16:09:59,481 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-18 16:09:59,481 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-18 16:09:59,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-18 16:09:59,481 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-18 16:09:59,481 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-18 16:09:59,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-18 16:09:59,482 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-18 16:09:59,482 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-18 16:09:59,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-18 16:09:59,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-18 16:09:59,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-18 16:09:59,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-18 16:09:59,483 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-18 16:09:59,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-18 16:09:59,483 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-18 16:09:59,483 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-03-18 16:09:59,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-18 16:09:59,483 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-03-18 16:09:59,708 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-18 16:09:59,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-18 16:09:59,732 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-18 16:09:59,733 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-18 16:09:59,733 INFO L275 PluginConnector]: CDTParser initialized [2022-03-18 16:09:59,734 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/openssl-simplified/s3_clnt_2.cil-2.c [2022-03-18 16:09:59,780 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62742fb2d/ea50c60dba874243ae6f20659addf394/FLAG9b3ced3b3 [2022-03-18 16:10:00,107 INFO L306 CDTParser]: Found 1 translation units. [2022-03-18 16:10:00,107 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/openssl-simplified/s3_clnt_2.cil-2.c [2022-03-18 16:10:00,115 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62742fb2d/ea50c60dba874243ae6f20659addf394/FLAG9b3ced3b3 [2022-03-18 16:10:00,521 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62742fb2d/ea50c60dba874243ae6f20659addf394 [2022-03-18 16:10:00,523 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-18 16:10:00,524 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-18 16:10:00,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-18 16:10:00,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-18 16:10:00,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-18 16:10:00,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.03 04:10:00" (1/1) ... [2022-03-18 16:10:00,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cd3a871 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:10:00, skipping insertion in model container [2022-03-18 16:10:00,534 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.03 04:10:00" (1/1) ... [2022-03-18 16:10:00,539 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-18 16:10:00,586 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-18 16:10:00,761 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_2.cil-2.c[35827,35840] [2022-03-18 16:10:00,767 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-18 16:10:00,778 INFO L203 MainTranslator]: Completed pre-run [2022-03-18 16:10:00,830 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_2.cil-2.c[35827,35840] [2022-03-18 16:10:00,832 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-18 16:10:00,842 INFO L208 MainTranslator]: Completed translation [2022-03-18 16:10:00,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:10:00 WrapperNode [2022-03-18 16:10:00,843 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-18 16:10:00,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-18 16:10:00,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-18 16:10:00,844 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-18 16:10:00,862 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:10:00" (1/1) ... [2022-03-18 16:10:00,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:10:00" (1/1) ... [2022-03-18 16:10:00,869 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:10:00" (1/1) ... [2022-03-18 16:10:00,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:10:00" (1/1) ... [2022-03-18 16:10:00,878 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:10:00" (1/1) ... [2022-03-18 16:10:00,887 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:10:00" (1/1) ... [2022-03-18 16:10:00,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:10:00" (1/1) ... [2022-03-18 16:10:00,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-18 16:10:00,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-18 16:10:00,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-18 16:10:00,893 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-18 16:10:00,897 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:10:00" (1/1) ... [2022-03-18 16:10:00,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-18 16:10:00,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-18 16:10:00,940 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) [2022-03-18 16:10:00,969 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 [2022-03-18 16:10:00,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-03-18 16:10:00,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-18 16:10:00,992 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-03-18 16:10:00,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_connect [2022-03-18 16:10:00,993 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-03-18 16:10:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-03-18 16:10:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-03-18 16:10:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-03-18 16:10:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-18 16:10:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2022-03-18 16:10:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-03-18 16:10:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-03-18 16:10:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_connect [2022-03-18 16:10:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-03-18 16:10:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-03-18 16:10:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-18 16:10:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-18 16:10:00,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-18 16:10:00,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-18 16:10:00,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-18 16:10:01,093 INFO L234 CfgBuilder]: Building ICFG [2022-03-18 16:10:01,095 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-18 16:10:01,179 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-03-18 16:10:01,478 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2022-03-18 16:10:01,478 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2022-03-18 16:10:01,480 INFO L275 CfgBuilder]: Performing block encoding [2022-03-18 16:10:01,486 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-18 16:10:01,487 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-03-18 16:10:01,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.03 04:10:01 BoogieIcfgContainer [2022-03-18 16:10:01,488 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-18 16:10:01,490 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-18 16:10:01,490 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-18 16:10:01,493 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-18 16:10:01,493 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.03 04:10:00" (1/3) ... [2022-03-18 16:10:01,494 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@642fd971 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.03 04:10:01, skipping insertion in model container [2022-03-18 16:10:01,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:10:00" (2/3) ... [2022-03-18 16:10:01,494 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@642fd971 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.03 04:10:01, skipping insertion in model container [2022-03-18 16:10:01,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.03 04:10:01" (3/3) ... [2022-03-18 16:10:01,495 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_clnt_2.cil-2.c [2022-03-18 16:10:01,499 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-18 16:10:01,500 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-18 16:10:01,546 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-18 16:10:01,551 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 [2022-03-18 16:10:01,551 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-03-18 16:10:01,569 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) [2022-03-18 16:10:01,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-03-18 16:10:01,574 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:01,575 INFO L500 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] [2022-03-18 16:10:01,575 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:01,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:01,579 INFO L85 PathProgramCache]: Analyzing trace with hash -53499867, now seen corresponding path program 1 times [2022-03-18 16:10:01,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:01,588 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745669367] [2022-03-18 16:10:01,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:01,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:01,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:01,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:01,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:01,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 16:10:01,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:01,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745669367] [2022-03-18 16:10:01,862 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745669367] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:10:01,863 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:10:01,863 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:10:01,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710820687] [2022-03-18 16:10:01,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:10:01,868 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:10:01,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:01,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:10:01,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:10:01,899 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) [2022-03-18 16:10:02,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:02,232 INFO L93 Difference]: Finished difference Result 375 states and 629 transitions. [2022-03-18 16:10:02,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:10:02,234 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 [2022-03-18 16:10:02,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:02,244 INFO L225 Difference]: With dead ends: 375 [2022-03-18 16:10:02,244 INFO L226 Difference]: Without dead ends: 218 [2022-03-18 16:10:02,247 INFO L911 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 [2022-03-18 16:10:02,250 INFO L912 BasicCegarLoop]: 216 mSDtfsCounter, 576 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 214 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 578 SdHoareTripleChecker+Valid, 225 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 214 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-18 16:10:02,250 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [578 Valid, 225 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 214 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-18 16:10:02,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2022-03-18 16:10:02,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 218. [2022-03-18 16:10:02,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 213 states have (on average 1.4929577464788732) internal successors, (318), 213 states have internal predecessors, (318), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:02,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 322 transitions. [2022-03-18 16:10:02,291 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 322 transitions. Word has length 30 [2022-03-18 16:10:02,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:02,291 INFO L478 AbstractCegarLoop]: Abstraction has 218 states and 322 transitions. [2022-03-18 16:10:02,291 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) [2022-03-18 16:10:02,291 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 322 transitions. [2022-03-18 16:10:02,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-03-18 16:10:02,293 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:02,294 INFO L500 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] [2022-03-18 16:10:02,294 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-18 16:10:02,294 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:02,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:02,295 INFO L85 PathProgramCache]: Analyzing trace with hash 479708172, now seen corresponding path program 1 times [2022-03-18 16:10:02,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:02,295 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895425648] [2022-03-18 16:10:02,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:02,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:02,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:02,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:02,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:02,378 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 16:10:02,378 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:02,378 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895425648] [2022-03-18 16:10:02,379 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895425648] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:10:02,379 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:10:02,379 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:10:02,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940557021] [2022-03-18 16:10:02,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:10:02,381 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:10:02,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:02,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:10:02,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:10:02,382 INFO L87 Difference]: Start difference. First operand 218 states and 322 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) [2022-03-18 16:10:02,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:02,581 INFO L93 Difference]: Finished difference Result 348 states and 521 transitions. [2022-03-18 16:10:02,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:10:02,581 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 [2022-03-18 16:10:02,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:02,583 INFO L225 Difference]: With dead ends: 348 [2022-03-18 16:10:02,583 INFO L226 Difference]: Without dead ends: 243 [2022-03-18 16:10:02,584 INFO L911 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 [2022-03-18 16:10:02,585 INFO L912 BasicCegarLoop]: 186 mSDtfsCounter, 189 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 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 [2022-03-18 16:10:02,586 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [189 Valid, 193 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-18 16:10:02,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2022-03-18 16:10:02,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 235. [2022-03-18 16:10:02,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 235 states, 230 states have (on average 1.4782608695652173) internal successors, (340), 230 states have internal predecessors, (340), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:02,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 344 transitions. [2022-03-18 16:10:02,601 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 344 transitions. Word has length 44 [2022-03-18 16:10:02,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:02,601 INFO L478 AbstractCegarLoop]: Abstraction has 235 states and 344 transitions. [2022-03-18 16:10:02,602 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) [2022-03-18 16:10:02,602 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 344 transitions. [2022-03-18 16:10:02,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-03-18 16:10:02,604 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:02,604 INFO L500 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] [2022-03-18 16:10:02,604 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-18 16:10:02,604 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:02,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:02,605 INFO L85 PathProgramCache]: Analyzing trace with hash -7403090, now seen corresponding path program 1 times [2022-03-18 16:10:02,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:02,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981506646] [2022-03-18 16:10:02,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:02,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:02,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:02,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:02,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:02,699 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-18 16:10:02,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:02,700 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981506646] [2022-03-18 16:10:02,700 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981506646] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:10:02,700 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:10:02,700 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:10:02,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73943634] [2022-03-18 16:10:02,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:10:02,701 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:10:02,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:02,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:10:02,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:10:02,702 INFO L87 Difference]: Start difference. First operand 235 states and 344 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) [2022-03-18 16:10:02,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:02,941 INFO L93 Difference]: Finished difference Result 559 states and 849 transitions. [2022-03-18 16:10:02,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:10:02,941 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 [2022-03-18 16:10:02,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:02,944 INFO L225 Difference]: With dead ends: 559 [2022-03-18 16:10:02,944 INFO L226 Difference]: Without dead ends: 335 [2022-03-18 16:10:02,946 INFO L911 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 [2022-03-18 16:10:02,952 INFO L912 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 [2022-03-18 16:10:02,953 INFO L913 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] [2022-03-18 16:10:02,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2022-03-18 16:10:02,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 317. [2022-03-18 16:10:02,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 317 states, 312 states have (on average 1.4102564102564104) internal successors, (440), 312 states have internal predecessors, (440), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:02,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 317 states and 444 transitions. [2022-03-18 16:10:02,973 INFO L78 Accepts]: Start accepts. Automaton has 317 states and 444 transitions. Word has length 61 [2022-03-18 16:10:02,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:02,974 INFO L478 AbstractCegarLoop]: Abstraction has 317 states and 444 transitions. [2022-03-18 16:10:02,974 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) [2022-03-18 16:10:02,974 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 444 transitions. [2022-03-18 16:10:02,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-03-18 16:10:02,987 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:02,988 INFO L500 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] [2022-03-18 16:10:02,988 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-18 16:10:02,988 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:02,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:02,989 INFO L85 PathProgramCache]: Analyzing trace with hash -1812841424, now seen corresponding path program 1 times [2022-03-18 16:10:02,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:02,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081380] [2022-03-18 16:10:02,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:02,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:03,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:03,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:03,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:03,081 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-18 16:10:03,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:03,081 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081380] [2022-03-18 16:10:03,082 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081380] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:10:03,082 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:10:03,082 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:10:03,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453028441] [2022-03-18 16:10:03,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:10:03,083 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:10:03,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:03,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:10:03,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:10:03,083 INFO L87 Difference]: Start difference. First operand 317 states and 444 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) [2022-03-18 16:10:03,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:03,267 INFO L93 Difference]: Finished difference Result 669 states and 952 transitions. [2022-03-18 16:10:03,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:10:03,268 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 [2022-03-18 16:10:03,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:03,270 INFO L225 Difference]: With dead ends: 669 [2022-03-18 16:10:03,270 INFO L226 Difference]: Without dead ends: 365 [2022-03-18 16:10:03,271 INFO L911 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 [2022-03-18 16:10:03,272 INFO L912 BasicCegarLoop]: 187 mSDtfsCounter, 191 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 182 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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 [2022-03-18 16:10:03,272 INFO L913 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] [2022-03-18 16:10:03,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 365 states. [2022-03-18 16:10:03,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 365 to 355. [2022-03-18 16:10:03,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 355 states, 350 states have (on average 1.3942857142857144) internal successors, (488), 350 states have internal predecessors, (488), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:03,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 355 states and 492 transitions. [2022-03-18 16:10:03,283 INFO L78 Accepts]: Start accepts. Automaton has 355 states and 492 transitions. Word has length 61 [2022-03-18 16:10:03,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:03,283 INFO L478 AbstractCegarLoop]: Abstraction has 355 states and 492 transitions. [2022-03-18 16:10:03,284 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) [2022-03-18 16:10:03,284 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 492 transitions. [2022-03-18 16:10:03,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-03-18 16:10:03,285 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:03,285 INFO L500 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] [2022-03-18 16:10:03,285 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-18 16:10:03,286 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:03,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:03,286 INFO L85 PathProgramCache]: Analyzing trace with hash 140161555, now seen corresponding path program 1 times [2022-03-18 16:10:03,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:03,286 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254240192] [2022-03-18 16:10:03,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:03,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:03,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:03,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:03,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:03,334 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-18 16:10:03,334 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:03,335 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254240192] [2022-03-18 16:10:03,335 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [254240192] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:10:03,335 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:10:03,335 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:10:03,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38316980] [2022-03-18 16:10:03,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:10:03,336 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:10:03,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:03,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:10:03,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:10:03,336 INFO L87 Difference]: Start difference. First operand 355 states and 492 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) [2022-03-18 16:10:03,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:03,516 INFO L93 Difference]: Finished difference Result 803 states and 1151 transitions. [2022-03-18 16:10:03,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:10:03,517 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 [2022-03-18 16:10:03,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:03,519 INFO L225 Difference]: With dead ends: 803 [2022-03-18 16:10:03,519 INFO L226 Difference]: Without dead ends: 459 [2022-03-18 16:10:03,520 INFO L911 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 [2022-03-18 16:10:03,521 INFO L912 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, 0.2s IncrementalHoareTripleChecker+Time [2022-03-18 16:10:03,521 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [295 Valid, 181 Invalid, 193 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-18 16:10:03,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 459 states. [2022-03-18 16:10:03,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 459 to 433. [2022-03-18 16:10:03,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 433 states, 428 states have (on average 1.4532710280373833) internal successors, (622), 428 states have internal predecessors, (622), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:03,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 626 transitions. [2022-03-18 16:10:03,534 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 626 transitions. Word has length 74 [2022-03-18 16:10:03,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:03,534 INFO L478 AbstractCegarLoop]: Abstraction has 433 states and 626 transitions. [2022-03-18 16:10:03,534 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) [2022-03-18 16:10:03,534 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 626 transitions. [2022-03-18 16:10:03,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-03-18 16:10:03,535 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:03,536 INFO L500 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] [2022-03-18 16:10:03,536 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-18 16:10:03,536 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:03,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:03,536 INFO L85 PathProgramCache]: Analyzing trace with hash 1706902904, now seen corresponding path program 1 times [2022-03-18 16:10:03,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:03,537 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159133027] [2022-03-18 16:10:03,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:03,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:03,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:03,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:03,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:03,585 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-03-18 16:10:03,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:03,585 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159133027] [2022-03-18 16:10:03,586 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159133027] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:10:03,586 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:10:03,586 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:10:03,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619900635] [2022-03-18 16:10:03,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:10:03,586 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:10:03,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:03,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:10:03,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:10:03,587 INFO L87 Difference]: Start difference. First operand 433 states and 626 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) [2022-03-18 16:10:03,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:03,798 INFO L93 Difference]: Finished difference Result 901 states and 1312 transitions. [2022-03-18 16:10:03,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:10:03,799 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 [2022-03-18 16:10:03,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:03,801 INFO L225 Difference]: With dead ends: 901 [2022-03-18 16:10:03,801 INFO L226 Difference]: Without dead ends: 481 [2022-03-18 16:10:03,802 INFO L911 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 [2022-03-18 16:10:03,802 INFO L912 BasicCegarLoop]: 186 mSDtfsCounter, 185 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 184 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2022-03-18 16:10:03,803 INFO L913 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] [2022-03-18 16:10:03,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2022-03-18 16:10:03,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 475. [2022-03-18 16:10:03,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 475 states, 470 states have (on average 1.4340425531914893) internal successors, (674), 470 states have internal predecessors, (674), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:03,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 678 transitions. [2022-03-18 16:10:03,815 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 678 transitions. Word has length 78 [2022-03-18 16:10:03,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:03,815 INFO L478 AbstractCegarLoop]: Abstraction has 475 states and 678 transitions. [2022-03-18 16:10:03,815 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) [2022-03-18 16:10:03,815 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 678 transitions. [2022-03-18 16:10:03,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-18 16:10:03,816 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:03,817 INFO L500 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] [2022-03-18 16:10:03,817 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-18 16:10:03,817 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:03,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:03,817 INFO L85 PathProgramCache]: Analyzing trace with hash 1231515182, now seen corresponding path program 1 times [2022-03-18 16:10:03,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:03,818 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138767992] [2022-03-18 16:10:03,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:03,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:03,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:03,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:03,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:03,880 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-03-18 16:10:03,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:03,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138767992] [2022-03-18 16:10:03,880 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138767992] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:10:03,880 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:10:03,881 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:10:03,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987251186] [2022-03-18 16:10:03,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:10:03,881 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:10:03,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:03,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:10:03,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:10:03,882 INFO L87 Difference]: Start difference. First operand 475 states and 678 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) [2022-03-18 16:10:04,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:04,055 INFO L93 Difference]: Finished difference Result 956 states and 1370 transitions. [2022-03-18 16:10:04,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:10:04,056 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 [2022-03-18 16:10:04,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:04,058 INFO L225 Difference]: With dead ends: 956 [2022-03-18 16:10:04,058 INFO L226 Difference]: Without dead ends: 714 [2022-03-18 16:10:04,059 INFO L911 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 [2022-03-18 16:10:04,060 INFO L912 BasicCegarLoop]: 316 mSDtfsCounter, 289 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 289 SdHoareTripleChecker+Valid, 323 SdHoareTripleChecker+Invalid, 184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-18 16:10:04,060 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [289 Valid, 323 Invalid, 184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-18 16:10:04,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 714 states. [2022-03-18 16:10:04,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 714 to 714. [2022-03-18 16:10:04,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 714 states, 709 states have (on average 1.4287729196050776) internal successors, (1013), 709 states have internal predecessors, (1013), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:04,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 714 states and 1017 transitions. [2022-03-18 16:10:04,076 INFO L78 Accepts]: Start accepts. Automaton has 714 states and 1017 transitions. Word has length 98 [2022-03-18 16:10:04,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:04,076 INFO L478 AbstractCegarLoop]: Abstraction has 714 states and 1017 transitions. [2022-03-18 16:10:04,077 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) [2022-03-18 16:10:04,077 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1017 transitions. [2022-03-18 16:10:04,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-18 16:10:04,078 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:04,078 INFO L500 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] [2022-03-18 16:10:04,078 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-18 16:10:04,078 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:04,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:04,079 INFO L85 PathProgramCache]: Analyzing trace with hash 1910787436, now seen corresponding path program 1 times [2022-03-18 16:10:04,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:04,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217983721] [2022-03-18 16:10:04,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:04,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:04,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:04,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:04,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:04,116 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-03-18 16:10:04,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:04,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1217983721] [2022-03-18 16:10:04,116 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1217983721] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:10:04,117 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:10:04,117 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:10:04,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241337133] [2022-03-18 16:10:04,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:10:04,117 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:10:04,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:04,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:10:04,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:10:04,118 INFO L87 Difference]: Start difference. First operand 714 states and 1017 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 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) [2022-03-18 16:10:04,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:04,280 INFO L93 Difference]: Finished difference Result 1216 states and 1731 transitions. [2022-03-18 16:10:04,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:10:04,281 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 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 [2022-03-18 16:10:04,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:04,283 INFO L225 Difference]: With dead ends: 1216 [2022-03-18 16:10:04,284 INFO L226 Difference]: Without dead ends: 735 [2022-03-18 16:10:04,285 INFO L911 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 [2022-03-18 16:10:04,285 INFO L912 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 [2022-03-18 16:10:04,285 INFO L913 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] [2022-03-18 16:10:04,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 735 states. [2022-03-18 16:10:04,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 735 to 735. [2022-03-18 16:10:04,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 735 states, 730 states have (on average 1.4246575342465753) internal successors, (1040), 730 states have internal predecessors, (1040), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:04,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 735 states and 1044 transitions. [2022-03-18 16:10:04,303 INFO L78 Accepts]: Start accepts. Automaton has 735 states and 1044 transitions. Word has length 98 [2022-03-18 16:10:04,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:04,303 INFO L478 AbstractCegarLoop]: Abstraction has 735 states and 1044 transitions. [2022-03-18 16:10:04,303 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 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) [2022-03-18 16:10:04,303 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1044 transitions. [2022-03-18 16:10:04,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-18 16:10:04,305 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:04,305 INFO L500 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] [2022-03-18 16:10:04,305 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-18 16:10:04,305 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:04,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:04,306 INFO L85 PathProgramCache]: Analyzing trace with hash 2125104952, now seen corresponding path program 1 times [2022-03-18 16:10:04,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:04,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50688836] [2022-03-18 16:10:04,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:04,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:04,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:04,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:04,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:04,345 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-03-18 16:10:04,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:04,345 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50688836] [2022-03-18 16:10:04,345 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [50688836] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:10:04,345 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:10:04,345 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:10:04,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790171450] [2022-03-18 16:10:04,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:10:04,346 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:10:04,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:04,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:10:04,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:10:04,347 INFO L87 Difference]: Start difference. First operand 735 states and 1044 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) [2022-03-18 16:10:04,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:04,518 INFO L93 Difference]: Finished difference Result 1262 states and 1788 transitions. [2022-03-18 16:10:04,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:10:04,519 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 [2022-03-18 16:10:04,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:04,521 INFO L225 Difference]: With dead ends: 1262 [2022-03-18 16:10:04,521 INFO L226 Difference]: Without dead ends: 760 [2022-03-18 16:10:04,522 INFO L911 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 [2022-03-18 16:10:04,523 INFO L912 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, 0.2s IncrementalHoareTripleChecker+Time [2022-03-18 16:10:04,523 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [179 Valid, 210 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-18 16:10:04,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 760 states. [2022-03-18 16:10:04,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 760 to 760. [2022-03-18 16:10:04,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 760 states, 755 states have (on average 1.4172185430463575) internal successors, (1070), 755 states have internal predecessors, (1070), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:04,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 760 states and 1074 transitions. [2022-03-18 16:10:04,540 INFO L78 Accepts]: Start accepts. Automaton has 760 states and 1074 transitions. Word has length 100 [2022-03-18 16:10:04,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:04,540 INFO L478 AbstractCegarLoop]: Abstraction has 760 states and 1074 transitions. [2022-03-18 16:10:04,540 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) [2022-03-18 16:10:04,540 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1074 transitions. [2022-03-18 16:10:04,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-18 16:10:04,541 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:04,542 INFO L500 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] [2022-03-18 16:10:04,542 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-18 16:10:04,542 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:04,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:04,542 INFO L85 PathProgramCache]: Analyzing trace with hash -2035848838, now seen corresponding path program 1 times [2022-03-18 16:10:04,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:04,543 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691851738] [2022-03-18 16:10:04,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:04,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:04,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:04,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:04,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:04,603 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-03-18 16:10:04,603 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:04,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691851738] [2022-03-18 16:10:04,603 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1691851738] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:10:04,604 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:10:04,604 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:10:04,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192603687] [2022-03-18 16:10:04,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:10:04,604 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:10:04,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:04,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:10:04,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:10:04,605 INFO L87 Difference]: Start difference. First operand 760 states and 1074 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) [2022-03-18 16:10:04,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:04,770 INFO L93 Difference]: Finished difference Result 1002 states and 1421 transitions. [2022-03-18 16:10:04,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:10:04,770 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 [2022-03-18 16:10:04,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:04,774 INFO L225 Difference]: With dead ends: 1002 [2022-03-18 16:10:04,774 INFO L226 Difference]: Without dead ends: 1000 [2022-03-18 16:10:04,775 INFO L911 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 [2022-03-18 16:10:04,775 INFO L912 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 [2022-03-18 16:10:04,776 INFO L913 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] [2022-03-18 16:10:04,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1000 states. [2022-03-18 16:10:04,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1000 to 1000. [2022-03-18 16:10:04,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1000 states, 995 states have (on average 1.4221105527638191) internal successors, (1415), 995 states have internal predecessors, (1415), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:04,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 1000 states and 1419 transitions. [2022-03-18 16:10:04,799 INFO L78 Accepts]: Start accepts. Automaton has 1000 states and 1419 transitions. Word has length 100 [2022-03-18 16:10:04,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:04,799 INFO L478 AbstractCegarLoop]: Abstraction has 1000 states and 1419 transitions. [2022-03-18 16:10:04,799 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) [2022-03-18 16:10:04,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1419 transitions. [2022-03-18 16:10:04,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-03-18 16:10:04,804 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:04,804 INFO L500 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 8, 8, 7, 7, 5, 5, 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] [2022-03-18 16:10:04,805 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-18 16:10:04,805 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:04,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:04,806 INFO L85 PathProgramCache]: Analyzing trace with hash -967015081, now seen corresponding path program 1 times [2022-03-18 16:10:04,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:04,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406985032] [2022-03-18 16:10:04,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:04,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:04,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:04,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:04,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:04,882 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2022-03-18 16:10:04,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:04,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406985032] [2022-03-18 16:10:04,882 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406985032] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:10:04,882 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:10:04,883 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:10:04,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545631676] [2022-03-18 16:10:04,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:10:04,883 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:10:04,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:04,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:10:04,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:10:04,884 INFO L87 Difference]: Start difference. First operand 1000 states and 1419 transitions. Second operand has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:05,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:05,086 INFO L93 Difference]: Finished difference Result 2191 states and 3161 transitions. [2022-03-18 16:10:05,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:10:05,087 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 169 [2022-03-18 16:10:05,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:05,091 INFO L225 Difference]: With dead ends: 2191 [2022-03-18 16:10:05,092 INFO L226 Difference]: Without dead ends: 1196 [2022-03-18 16:10:05,093 INFO L911 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 [2022-03-18 16:10:05,094 INFO L912 BasicCegarLoop]: 197 mSDtfsCounter, 238 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 170 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 238 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, 0.2s IncrementalHoareTripleChecker+Time [2022-03-18 16:10:05,094 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [238 Valid, 204 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 170 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-18 16:10:05,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1196 states. [2022-03-18 16:10:05,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1196 to 1156. [2022-03-18 16:10:05,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1156 states, 1151 states have (on average 1.4378801042571676) internal successors, (1655), 1151 states have internal predecessors, (1655), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:05,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 1156 states and 1659 transitions. [2022-03-18 16:10:05,121 INFO L78 Accepts]: Start accepts. Automaton has 1156 states and 1659 transitions. Word has length 169 [2022-03-18 16:10:05,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:05,121 INFO L478 AbstractCegarLoop]: Abstraction has 1156 states and 1659 transitions. [2022-03-18 16:10:05,122 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:05,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1659 transitions. [2022-03-18 16:10:05,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2022-03-18 16:10:05,125 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:05,125 INFO L500 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 9, 9, 8, 8, 6, 6, 4, 4, 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] [2022-03-18 16:10:05,125 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-18 16:10:05,125 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:05,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:05,126 INFO L85 PathProgramCache]: Analyzing trace with hash 671376038, now seen corresponding path program 1 times [2022-03-18 16:10:05,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:05,126 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542444048] [2022-03-18 16:10:05,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:05,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:05,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:05,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:05,172 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 366 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-03-18 16:10:05,172 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:05,172 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542444048] [2022-03-18 16:10:05,172 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542444048] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:10:05,172 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:10:05,172 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:10:05,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135803722] [2022-03-18 16:10:05,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:10:05,173 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:10:05,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:05,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:10:05,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:10:05,174 INFO L87 Difference]: Start difference. First operand 1156 states and 1659 transitions. Second operand has 4 states, 4 states have (on average 30.5) internal successors, (122), 3 states have internal predecessors, (122), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:05,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:05,362 INFO L93 Difference]: Finished difference Result 2405 states and 3431 transitions. [2022-03-18 16:10:05,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:10:05,363 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.5) internal successors, (122), 3 states have internal predecessors, (122), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 205 [2022-03-18 16:10:05,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:05,367 INFO L225 Difference]: With dead ends: 2405 [2022-03-18 16:10:05,367 INFO L226 Difference]: Without dead ends: 1262 [2022-03-18 16:10:05,369 INFO L911 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 [2022-03-18 16:10:05,371 INFO L912 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 [2022-03-18 16:10:05,372 INFO L913 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] [2022-03-18 16:10:05,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1262 states. [2022-03-18 16:10:05,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1262 to 1248. [2022-03-18 16:10:05,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1248 states, 1243 states have (on average 1.421560740144811) internal successors, (1767), 1243 states have internal predecessors, (1767), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:05,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1248 states and 1771 transitions. [2022-03-18 16:10:05,433 INFO L78 Accepts]: Start accepts. Automaton has 1248 states and 1771 transitions. Word has length 205 [2022-03-18 16:10:05,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:05,433 INFO L478 AbstractCegarLoop]: Abstraction has 1248 states and 1771 transitions. [2022-03-18 16:10:05,433 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.5) internal successors, (122), 3 states have internal predecessors, (122), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:05,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1771 transitions. [2022-03-18 16:10:05,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-18 16:10:05,436 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:05,437 INFO L500 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 10, 10, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:10:05,437 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-18 16:10:05,438 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:05,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:05,438 INFO L85 PathProgramCache]: Analyzing trace with hash -1618228412, now seen corresponding path program 1 times [2022-03-18 16:10:05,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:05,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655335599] [2022-03-18 16:10:05,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:05,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:05,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:05,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:05,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:05,492 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 456 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2022-03-18 16:10:05,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:05,492 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655335599] [2022-03-18 16:10:05,492 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655335599] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:10:05,492 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:10:05,492 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:10:05,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579516386] [2022-03-18 16:10:05,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:10:05,493 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:10:05,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:05,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:10:05,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:10:05,493 INFO L87 Difference]: Start difference. First operand 1248 states and 1771 transitions. Second operand has 4 states, 4 states have (on average 32.0) internal successors, (128), 3 states have internal predecessors, (128), 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) [2022-03-18 16:10:05,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:05,713 INFO L93 Difference]: Finished difference Result 2595 states and 3673 transitions. [2022-03-18 16:10:05,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:10:05,714 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 3 states have internal predecessors, (128), 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 226 [2022-03-18 16:10:05,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:05,719 INFO L225 Difference]: With dead ends: 2595 [2022-03-18 16:10:05,719 INFO L226 Difference]: Without dead ends: 1360 [2022-03-18 16:10:05,721 INFO L911 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 [2022-03-18 16:10:05,722 INFO L912 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, 0.2s IncrementalHoareTripleChecker+Time [2022-03-18 16:10:05,722 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [184 Valid, 193 Invalid, 194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-18 16:10:05,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1360 states. [2022-03-18 16:10:05,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1360 to 1348. [2022-03-18 16:10:05,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1348 states, 1343 states have (on average 1.4050632911392404) internal successors, (1887), 1343 states have internal predecessors, (1887), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:05,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 1348 states and 1891 transitions. [2022-03-18 16:10:05,754 INFO L78 Accepts]: Start accepts. Automaton has 1348 states and 1891 transitions. Word has length 226 [2022-03-18 16:10:05,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:05,754 INFO L478 AbstractCegarLoop]: Abstraction has 1348 states and 1891 transitions. [2022-03-18 16:10:05,754 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 3 states have internal predecessors, (128), 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) [2022-03-18 16:10:05,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1891 transitions. [2022-03-18 16:10:05,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2022-03-18 16:10:05,761 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:05,761 INFO L500 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 11, 11, 10, 10, 8, 8, 6, 6, 4, 4, 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] [2022-03-18 16:10:05,762 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-18 16:10:05,762 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:05,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:05,762 INFO L85 PathProgramCache]: Analyzing trace with hash 341161079, now seen corresponding path program 1 times [2022-03-18 16:10:05,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:05,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782111816] [2022-03-18 16:10:05,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:05,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:05,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:05,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:05,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:05,826 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 546 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2022-03-18 16:10:05,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:05,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782111816] [2022-03-18 16:10:05,827 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782111816] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:10:05,827 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:10:05,827 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:10:05,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230755844] [2022-03-18 16:10:05,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:10:05,827 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:10:05,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:05,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:10:05,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:10:05,828 INFO L87 Difference]: Start difference. First operand 1348 states and 1891 transitions. Second operand has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 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) [2022-03-18 16:10:06,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:06,033 INFO L93 Difference]: Finished difference Result 2803 states and 3925 transitions. [2022-03-18 16:10:06,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:10:06,034 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 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 250 [2022-03-18 16:10:06,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:06,039 INFO L225 Difference]: With dead ends: 2803 [2022-03-18 16:10:06,039 INFO L226 Difference]: Without dead ends: 1468 [2022-03-18 16:10:06,041 INFO L911 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 [2022-03-18 16:10:06,042 INFO L912 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, 0.2s IncrementalHoareTripleChecker+Time [2022-03-18 16:10:06,042 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [182 Valid, 193 Invalid, 198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-18 16:10:06,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1468 states. [2022-03-18 16:10:06,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1468 to 1460. [2022-03-18 16:10:06,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1460 states, 1455 states have (on average 1.3876288659793814) internal successors, (2019), 1455 states have internal predecessors, (2019), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:06,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1460 states and 2023 transitions. [2022-03-18 16:10:06,074 INFO L78 Accepts]: Start accepts. Automaton has 1460 states and 2023 transitions. Word has length 250 [2022-03-18 16:10:06,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:06,074 INFO L478 AbstractCegarLoop]: Abstraction has 1460 states and 2023 transitions. [2022-03-18 16:10:06,074 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 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) [2022-03-18 16:10:06,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 2023 transitions. [2022-03-18 16:10:06,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2022-03-18 16:10:06,106 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:06,106 INFO L500 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 11, 11, 10, 10, 8, 8, 6, 6, 4, 4, 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] [2022-03-18 16:10:06,106 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-18 16:10:06,107 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:06,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:06,107 INFO L85 PathProgramCache]: Analyzing trace with hash -243610571, now seen corresponding path program 1 times [2022-03-18 16:10:06,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:06,107 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446188941] [2022-03-18 16:10:06,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:06,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:06,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:06,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:06,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:06,168 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 546 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2022-03-18 16:10:06,168 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:06,168 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446188941] [2022-03-18 16:10:06,169 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1446188941] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:10:06,169 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:10:06,169 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:10:06,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15877798] [2022-03-18 16:10:06,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:10:06,169 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:10:06,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:06,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:10:06,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:10:06,170 INFO L87 Difference]: Start difference. First operand 1460 states and 2023 transitions. Second operand has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 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) [2022-03-18 16:10:06,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:06,389 INFO L93 Difference]: Finished difference Result 3043 states and 4225 transitions. [2022-03-18 16:10:06,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:10:06,390 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 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 250 [2022-03-18 16:10:06,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:06,395 INFO L225 Difference]: With dead ends: 3043 [2022-03-18 16:10:06,395 INFO L226 Difference]: Without dead ends: 1596 [2022-03-18 16:10:06,398 INFO L911 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 [2022-03-18 16:10:06,398 INFO L912 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 [2022-03-18 16:10:06,398 INFO L913 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] [2022-03-18 16:10:06,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1596 states. [2022-03-18 16:10:06,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1596 to 1584. [2022-03-18 16:10:06,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1584 states, 1579 states have (on average 1.3698543381887271) internal successors, (2163), 1579 states have internal predecessors, (2163), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:06,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1584 states and 2167 transitions. [2022-03-18 16:10:06,433 INFO L78 Accepts]: Start accepts. Automaton has 1584 states and 2167 transitions. Word has length 250 [2022-03-18 16:10:06,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:06,433 INFO L478 AbstractCegarLoop]: Abstraction has 1584 states and 2167 transitions. [2022-03-18 16:10:06,433 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 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) [2022-03-18 16:10:06,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 2167 transitions. [2022-03-18 16:10:06,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2022-03-18 16:10:06,437 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:06,437 INFO L500 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 12, 12, 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, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:10:06,438 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-18 16:10:06,438 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:06,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:06,438 INFO L85 PathProgramCache]: Analyzing trace with hash 1220168023, now seen corresponding path program 1 times [2022-03-18 16:10:06,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:06,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392625297] [2022-03-18 16:10:06,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:06,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:06,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:06,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:06,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:06,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1030 backedges. 660 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2022-03-18 16:10:06,493 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:06,493 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392625297] [2022-03-18 16:10:06,493 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392625297] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:10:06,494 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:10:06,494 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:10:06,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324972851] [2022-03-18 16:10:06,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:10:06,494 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:10:06,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:06,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:10:06,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:10:06,495 INFO L87 Difference]: Start difference. First operand 1584 states and 2167 transitions. Second operand has 4 states, 4 states have (on average 37.0) internal successors, (148), 3 states have internal predecessors, (148), 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) [2022-03-18 16:10:06,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:06,692 INFO L93 Difference]: Finished difference Result 4722 states and 6463 transitions. [2022-03-18 16:10:06,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:10:06,692 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.0) internal successors, (148), 3 states have internal predecessors, (148), 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 280 [2022-03-18 16:10:06,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:06,703 INFO L225 Difference]: With dead ends: 4722 [2022-03-18 16:10:06,703 INFO L226 Difference]: Without dead ends: 3151 [2022-03-18 16:10:06,706 INFO L911 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 [2022-03-18 16:10:06,706 INFO L912 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 [2022-03-18 16:10:06,706 INFO L913 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] [2022-03-18 16:10:06,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3151 states. [2022-03-18 16:10:06,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3151 to 3149. [2022-03-18 16:10:06,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3149 states, 3144 states have (on average 1.3689567430025444) internal successors, (4304), 3144 states have internal predecessors, (4304), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:06,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3149 states to 3149 states and 4308 transitions. [2022-03-18 16:10:06,781 INFO L78 Accepts]: Start accepts. Automaton has 3149 states and 4308 transitions. Word has length 280 [2022-03-18 16:10:06,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:06,781 INFO L478 AbstractCegarLoop]: Abstraction has 3149 states and 4308 transitions. [2022-03-18 16:10:06,781 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.0) internal successors, (148), 3 states have internal predecessors, (148), 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) [2022-03-18 16:10:06,781 INFO L276 IsEmpty]: Start isEmpty. Operand 3149 states and 4308 transitions. [2022-03-18 16:10:06,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2022-03-18 16:10:06,790 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:06,790 INFO L500 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 12, 12, 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, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:10:06,790 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-18 16:10:06,790 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:06,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:06,791 INFO L85 PathProgramCache]: Analyzing trace with hash 635396373, now seen corresponding path program 1 times [2022-03-18 16:10:06,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:06,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504199575] [2022-03-18 16:10:06,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:06,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:06,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:06,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:06,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:06,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1030 backedges. 642 proven. 0 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2022-03-18 16:10:06,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:06,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504199575] [2022-03-18 16:10:06,891 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1504199575] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:10:06,891 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:10:06,891 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:10:06,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787464628] [2022-03-18 16:10:06,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:10:06,892 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:10:06,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:06,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:10:06,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:10:06,893 INFO L87 Difference]: Start difference. First operand 3149 states and 4308 transitions. Second operand has 4 states, 4 states have (on average 36.5) internal successors, (146), 3 states have internal predecessors, (146), 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) [2022-03-18 16:10:07,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:07,124 INFO L93 Difference]: Finished difference Result 6585 states and 9043 transitions. [2022-03-18 16:10:07,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:10:07,125 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.5) internal successors, (146), 3 states have internal predecessors, (146), 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 280 [2022-03-18 16:10:07,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:07,138 INFO L225 Difference]: With dead ends: 6585 [2022-03-18 16:10:07,138 INFO L226 Difference]: Without dead ends: 3449 [2022-03-18 16:10:07,143 INFO L911 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 [2022-03-18 16:10:07,144 INFO L912 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 [2022-03-18 16:10:07,144 INFO L913 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] [2022-03-18 16:10:07,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3449 states. [2022-03-18 16:10:07,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3449 to 3433. [2022-03-18 16:10:07,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3433 states, 3428 states have (on average 1.3500583430571762) internal successors, (4628), 3428 states have internal predecessors, (4628), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:07,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3433 states to 3433 states and 4632 transitions. [2022-03-18 16:10:07,236 INFO L78 Accepts]: Start accepts. Automaton has 3433 states and 4632 transitions. Word has length 280 [2022-03-18 16:10:07,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:07,236 INFO L478 AbstractCegarLoop]: Abstraction has 3433 states and 4632 transitions. [2022-03-18 16:10:07,236 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.5) internal successors, (146), 3 states have internal predecessors, (146), 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) [2022-03-18 16:10:07,237 INFO L276 IsEmpty]: Start isEmpty. Operand 3433 states and 4632 transitions. [2022-03-18 16:10:07,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2022-03-18 16:10:07,246 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:07,246 INFO L500 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 13, 13, 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, 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] [2022-03-18 16:10:07,246 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-18 16:10:07,246 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:07,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:07,247 INFO L85 PathProgramCache]: Analyzing trace with hash -1636229011, now seen corresponding path program 1 times [2022-03-18 16:10:07,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:07,247 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147079941] [2022-03-18 16:10:07,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:07,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:07,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:07,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:07,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:07,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1232 backedges. 734 proven. 0 refuted. 0 times theorem prover too weak. 498 trivial. 0 not checked. [2022-03-18 16:10:07,326 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:07,326 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147079941] [2022-03-18 16:10:07,326 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147079941] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:10:07,326 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:10:07,326 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:10:07,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279162085] [2022-03-18 16:10:07,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:10:07,327 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:10:07,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:07,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:10:07,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:10:07,328 INFO L87 Difference]: Start difference. First operand 3433 states and 4632 transitions. Second operand has 4 states, 4 states have (on average 37.25) internal successors, (149), 3 states have internal predecessors, (149), 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) [2022-03-18 16:10:07,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:07,563 INFO L93 Difference]: Finished difference Result 7001 states and 9459 transitions. [2022-03-18 16:10:07,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:10:07,564 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.25) internal successors, (149), 3 states have internal predecessors, (149), 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 304 [2022-03-18 16:10:07,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:07,576 INFO L225 Difference]: With dead ends: 7001 [2022-03-18 16:10:07,576 INFO L226 Difference]: Without dead ends: 3581 [2022-03-18 16:10:07,583 INFO L911 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 [2022-03-18 16:10:07,584 INFO L912 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, 0.2s IncrementalHoareTripleChecker+Time [2022-03-18 16:10:07,584 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [182 Valid, 193 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-18 16:10:07,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3581 states. [2022-03-18 16:10:07,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3581 to 3565. [2022-03-18 16:10:07,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3565 states, 3560 states have (on average 1.3426966292134832) internal successors, (4780), 3560 states have internal predecessors, (4780), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:07,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 3565 states and 4784 transitions. [2022-03-18 16:10:07,703 INFO L78 Accepts]: Start accepts. Automaton has 3565 states and 4784 transitions. Word has length 304 [2022-03-18 16:10:07,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:07,704 INFO L478 AbstractCegarLoop]: Abstraction has 3565 states and 4784 transitions. [2022-03-18 16:10:07,704 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.25) internal successors, (149), 3 states have internal predecessors, (149), 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) [2022-03-18 16:10:07,704 INFO L276 IsEmpty]: Start isEmpty. Operand 3565 states and 4784 transitions. [2022-03-18 16:10:07,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2022-03-18 16:10:07,711 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:07,711 INFO L500 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 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, 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] [2022-03-18 16:10:07,712 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-18 16:10:07,712 INFO L403 AbstractCegarLoop]: === Iteration 19 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:07,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:07,712 INFO L85 PathProgramCache]: Analyzing trace with hash 1456115728, now seen corresponding path program 1 times [2022-03-18 16:10:07,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:07,712 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558778110] [2022-03-18 16:10:07,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:07,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:07,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:07,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:07,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:07,780 INFO L134 CoverageAnalysis]: Checked inductivity of 1244 backedges. 638 proven. 0 refuted. 0 times theorem prover too weak. 606 trivial. 0 not checked. [2022-03-18 16:10:07,780 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:07,781 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558778110] [2022-03-18 16:10:07,781 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558778110] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:10:07,781 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:10:07,781 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:10:07,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312922468] [2022-03-18 16:10:07,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:10:07,782 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:10:07,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:07,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:10:07,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:10:07,783 INFO L87 Difference]: Start difference. First operand 3565 states and 4784 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) [2022-03-18 16:10:08,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:08,000 INFO L93 Difference]: Finished difference Result 7517 states and 10223 transitions. [2022-03-18 16:10:08,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:10:08,000 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 [2022-03-18 16:10:08,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:08,028 INFO L225 Difference]: With dead ends: 7517 [2022-03-18 16:10:08,028 INFO L226 Difference]: Without dead ends: 3965 [2022-03-18 16:10:08,034 INFO L911 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 [2022-03-18 16:10:08,035 INFO L912 BasicCegarLoop]: 187 mSDtfsCounter, 232 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 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 [2022-03-18 16:10:08,035 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [232 Valid, 194 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-18 16:10:08,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3965 states. [2022-03-18 16:10:08,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3965 to 3877. [2022-03-18 16:10:08,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3877 states, 3872 states have (on average 1.3295454545454546) internal successors, (5148), 3872 states have internal predecessors, (5148), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:08,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3877 states to 3877 states and 5152 transitions. [2022-03-18 16:10:08,141 INFO L78 Accepts]: Start accepts. Automaton has 3877 states and 5152 transitions. Word has length 315 [2022-03-18 16:10:08,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:08,142 INFO L478 AbstractCegarLoop]: Abstraction has 3877 states and 5152 transitions. [2022-03-18 16:10:08,142 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) [2022-03-18 16:10:08,143 INFO L276 IsEmpty]: Start isEmpty. Operand 3877 states and 5152 transitions. [2022-03-18 16:10:08,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2022-03-18 16:10:08,155 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:08,155 INFO L500 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 14, 14, 14, 14, 14, 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, 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] [2022-03-18 16:10:08,155 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-18 16:10:08,156 INFO L403 AbstractCegarLoop]: === Iteration 20 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:08,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:08,156 INFO L85 PathProgramCache]: Analyzing trace with hash 1301874766, now seen corresponding path program 1 times [2022-03-18 16:10:08,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:08,156 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352420499] [2022-03-18 16:10:08,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:08,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:08,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:08,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:08,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:08,215 INFO L134 CoverageAnalysis]: Checked inductivity of 1340 backedges. 694 proven. 0 refuted. 0 times theorem prover too weak. 646 trivial. 0 not checked. [2022-03-18 16:10:08,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:08,236 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352420499] [2022-03-18 16:10:08,236 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352420499] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:10:08,236 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:10:08,236 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:10:08,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307596585] [2022-03-18 16:10:08,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:10:08,237 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:10:08,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:08,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:10:08,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:10:08,237 INFO L87 Difference]: Start difference. First operand 3877 states and 5152 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) [2022-03-18 16:10:08,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:08,428 INFO L93 Difference]: Finished difference Result 8149 states and 10767 transitions. [2022-03-18 16:10:08,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:10:08,429 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 329 [2022-03-18 16:10:08,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:08,437 INFO L225 Difference]: With dead ends: 8149 [2022-03-18 16:10:08,437 INFO L226 Difference]: Without dead ends: 4285 [2022-03-18 16:10:08,444 INFO L911 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 [2022-03-18 16:10:08,444 INFO L912 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 [2022-03-18 16:10:08,445 INFO L913 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] [2022-03-18 16:10:08,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4285 states. [2022-03-18 16:10:08,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4285 to 3997. [2022-03-18 16:10:08,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3997 states, 3992 states have (on average 1.3256513026052104) internal successors, (5292), 3992 states have internal predecessors, (5292), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:08,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3997 states to 3997 states and 5296 transitions. [2022-03-18 16:10:08,532 INFO L78 Accepts]: Start accepts. Automaton has 3997 states and 5296 transitions. Word has length 329 [2022-03-18 16:10:08,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:08,533 INFO L478 AbstractCegarLoop]: Abstraction has 3997 states and 5296 transitions. [2022-03-18 16:10:08,533 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) [2022-03-18 16:10:08,533 INFO L276 IsEmpty]: Start isEmpty. Operand 3997 states and 5296 transitions. [2022-03-18 16:10:08,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2022-03-18 16:10:08,542 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:08,542 INFO L500 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 14, 14, 14, 14, 14, 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, 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] [2022-03-18 16:10:08,542 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-18 16:10:08,543 INFO L403 AbstractCegarLoop]: === Iteration 21 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:08,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:08,543 INFO L85 PathProgramCache]: Analyzing trace with hash 1272239000, now seen corresponding path program 1 times [2022-03-18 16:10:08,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:08,543 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431043448] [2022-03-18 16:10:08,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:08,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:08,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:08,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:08,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:08,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1340 backedges. 799 proven. 0 refuted. 0 times theorem prover too weak. 541 trivial. 0 not checked. [2022-03-18 16:10:08,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:08,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431043448] [2022-03-18 16:10:08,607 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431043448] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:10:08,607 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:10:08,607 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:10:08,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180290571] [2022-03-18 16:10:08,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:10:08,608 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:10:08,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:08,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:10:08,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:10:08,610 INFO L87 Difference]: Start difference. First operand 3997 states and 5296 transitions. Second operand has 4 states, 4 states have (on average 36.75) internal successors, (147), 3 states have internal predecessors, (147), 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) [2022-03-18 16:10:08,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:08,875 INFO L93 Difference]: Finished difference Result 11461 states and 15262 transitions. [2022-03-18 16:10:08,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:10:08,876 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.75) internal successors, (147), 3 states have internal predecessors, (147), 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 330 [2022-03-18 16:10:08,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:08,888 INFO L225 Difference]: With dead ends: 11461 [2022-03-18 16:10:08,888 INFO L226 Difference]: Without dead ends: 7477 [2022-03-18 16:10:08,894 INFO L911 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 [2022-03-18 16:10:08,895 INFO L912 BasicCegarLoop]: 317 mSDtfsCounter, 261 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 261 SdHoareTripleChecker+Valid, 324 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 [2022-03-18 16:10:08,895 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [261 Valid, 324 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-18 16:10:08,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7477 states. [2022-03-18 16:10:09,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7477 to 7475. [2022-03-18 16:10:09,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7475 states, 7470 states have (on average 1.3325301204819278) internal successors, (9954), 7470 states have internal predecessors, (9954), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:09,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7475 states to 7475 states and 9958 transitions. [2022-03-18 16:10:09,063 INFO L78 Accepts]: Start accepts. Automaton has 7475 states and 9958 transitions. Word has length 330 [2022-03-18 16:10:09,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:09,063 INFO L478 AbstractCegarLoop]: Abstraction has 7475 states and 9958 transitions. [2022-03-18 16:10:09,063 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.75) internal successors, (147), 3 states have internal predecessors, (147), 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) [2022-03-18 16:10:09,063 INFO L276 IsEmpty]: Start isEmpty. Operand 7475 states and 9958 transitions. [2022-03-18 16:10:09,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2022-03-18 16:10:09,073 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:09,073 INFO L500 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 14, 14, 14, 14, 14, 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, 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] [2022-03-18 16:10:09,073 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-18 16:10:09,073 INFO L403 AbstractCegarLoop]: === Iteration 22 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:09,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:09,074 INFO L85 PathProgramCache]: Analyzing trace with hash -1394133645, now seen corresponding path program 1 times [2022-03-18 16:10:09,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:09,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951766742] [2022-03-18 16:10:09,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:09,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:09,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:09,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:09,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:09,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1340 backedges. 803 proven. 0 refuted. 0 times theorem prover too weak. 537 trivial. 0 not checked. [2022-03-18 16:10:09,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:09,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951766742] [2022-03-18 16:10:09,133 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951766742] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:10:09,133 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:10:09,133 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:10:09,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293406493] [2022-03-18 16:10:09,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:10:09,134 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:10:09,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:09,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:10:09,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:10:09,134 INFO L87 Difference]: Start difference. First operand 7475 states and 9958 transitions. Second operand has 4 states, 4 states have (on average 41.5) internal successors, (166), 3 states have internal predecessors, (166), 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) [2022-03-18 16:10:09,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:09,419 INFO L93 Difference]: Finished difference Result 14945 states and 19891 transitions. [2022-03-18 16:10:09,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:10:09,419 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 41.5) internal successors, (166), 3 states have internal predecessors, (166), 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 331 [2022-03-18 16:10:09,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:09,433 INFO L225 Difference]: With dead ends: 14945 [2022-03-18 16:10:09,433 INFO L226 Difference]: Without dead ends: 7483 [2022-03-18 16:10:09,447 INFO L911 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 [2022-03-18 16:10:09,447 INFO L912 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 [2022-03-18 16:10:09,447 INFO L913 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] [2022-03-18 16:10:09,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7483 states. [2022-03-18 16:10:09,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7483 to 7451. [2022-03-18 16:10:09,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7451 states, 7446 states have (on average 1.2992210582863282) internal successors, (9674), 7446 states have internal predecessors, (9674), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:09,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7451 states to 7451 states and 9678 transitions. [2022-03-18 16:10:09,611 INFO L78 Accepts]: Start accepts. Automaton has 7451 states and 9678 transitions. Word has length 331 [2022-03-18 16:10:09,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:09,612 INFO L478 AbstractCegarLoop]: Abstraction has 7451 states and 9678 transitions. [2022-03-18 16:10:09,612 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 41.5) internal successors, (166), 3 states have internal predecessors, (166), 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) [2022-03-18 16:10:09,612 INFO L276 IsEmpty]: Start isEmpty. Operand 7451 states and 9678 transitions. [2022-03-18 16:10:09,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2022-03-18 16:10:09,623 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:09,623 INFO L500 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:10:09,623 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-18 16:10:09,623 INFO L403 AbstractCegarLoop]: === Iteration 23 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:09,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:09,624 INFO L85 PathProgramCache]: Analyzing trace with hash -1780616869, now seen corresponding path program 1 times [2022-03-18 16:10:09,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:09,624 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857072602] [2022-03-18 16:10:09,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:09,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:09,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:09,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:09,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:09,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1490 backedges. 874 proven. 10 refuted. 0 times theorem prover too weak. 606 trivial. 0 not checked. [2022-03-18 16:10:09,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:09,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857072602] [2022-03-18 16:10:09,694 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [857072602] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-18 16:10:09,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1576306652] [2022-03-18 16:10:09,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:09,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-18 16:10:09,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-18 16:10:09,697 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) [2022-03-18 16:10:09,698 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-03-18 16:10:09,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:09,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 702 conjuncts, 5 conjunts are in the unsatisfiable core [2022-03-18 16:10:09,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-18 16:10:10,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1490 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 1378 trivial. 0 not checked. [2022-03-18 16:10:10,415 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-18 16:10:10,415 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1576306652] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:10:10,415 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-18 16:10:10,415 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2022-03-18 16:10:10,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388944307] [2022-03-18 16:10:10,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:10:10,416 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 16:10:10,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:10,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 16:10:10,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-03-18 16:10:10,417 INFO L87 Difference]: Start difference. First operand 7451 states and 9678 transitions. Second operand has 5 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 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) [2022-03-18 16:10:10,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:10,673 INFO L93 Difference]: Finished difference Result 15067 states and 19580 transitions. [2022-03-18 16:10:10,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 16:10:10,674 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 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 354 [2022-03-18 16:10:10,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:10,685 INFO L225 Difference]: With dead ends: 15067 [2022-03-18 16:10:10,685 INFO L226 Difference]: Without dead ends: 7601 [2022-03-18 16:10:10,694 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 360 GetRequests, 353 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-03-18 16:10:10,694 INFO L912 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 [2022-03-18 16:10:10,695 INFO L913 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] [2022-03-18 16:10:10,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7601 states. [2022-03-18 16:10:10,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7601 to 7457. [2022-03-18 16:10:10,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7457 states, 7452 states have (on average 1.299248523886205) internal successors, (9682), 7452 states have internal predecessors, (9682), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:10,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7457 states to 7457 states and 9686 transitions. [2022-03-18 16:10:10,840 INFO L78 Accepts]: Start accepts. Automaton has 7457 states and 9686 transitions. Word has length 354 [2022-03-18 16:10:10,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:10,840 INFO L478 AbstractCegarLoop]: Abstraction has 7457 states and 9686 transitions. [2022-03-18 16:10:10,840 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 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) [2022-03-18 16:10:10,840 INFO L276 IsEmpty]: Start isEmpty. Operand 7457 states and 9686 transitions. [2022-03-18 16:10:10,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2022-03-18 16:10:10,850 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:10,851 INFO L500 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:10:10,879 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-03-18 16:10:11,067 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 [2022-03-18 16:10:11,067 INFO L403 AbstractCegarLoop]: === Iteration 24 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:11,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:11,068 INFO L85 PathProgramCache]: Analyzing trace with hash 640055986, now seen corresponding path program 1 times [2022-03-18 16:10:11,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:11,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559713779] [2022-03-18 16:10:11,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:11,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:11,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:11,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:11,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:11,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1563 backedges. 904 proven. 10 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2022-03-18 16:10:11,151 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:11,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559713779] [2022-03-18 16:10:11,151 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559713779] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-18 16:10:11,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1392857170] [2022-03-18 16:10:11,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:11,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-18 16:10:11,152 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-18 16:10:11,153 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) [2022-03-18 16:10:11,154 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-18 16:10:11,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:11,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 734 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-18 16:10:11,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-18 16:10:11,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1563 backedges. 904 proven. 10 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2022-03-18 16:10:11,826 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-18 16:10:12,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1563 backedges. 904 proven. 10 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2022-03-18 16:10:12,248 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1392857170] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-18 16:10:12,248 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-18 16:10:12,248 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 7 [2022-03-18 16:10:12,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434722521] [2022-03-18 16:10:12,249 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-18 16:10:12,251 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-18 16:10:12,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:12,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-18 16:10:12,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-03-18 16:10:12,252 INFO L87 Difference]: Start difference. First operand 7457 states and 9686 transitions. Second operand has 7 states, 7 states have (on average 33.714285714285715) internal successors, (236), 6 states have internal predecessors, (236), 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) [2022-03-18 16:10:12,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:12,984 INFO L93 Difference]: Finished difference Result 14915 states and 19366 transitions. [2022-03-18 16:10:12,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-18 16:10:12,985 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 33.714285714285715) internal successors, (236), 6 states have internal predecessors, (236), 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 367 [2022-03-18 16:10:12,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:13,010 INFO L225 Difference]: With dead ends: 14915 [2022-03-18 16:10:13,010 INFO L226 Difference]: Without dead ends: 11275 [2022-03-18 16:10:13,021 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 749 GetRequests, 739 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2022-03-18 16:10:13,021 INFO L912 BasicCegarLoop]: 384 mSDtfsCounter, 563 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 784 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 563 SdHoareTripleChecker+Valid, 396 SdHoareTripleChecker+Invalid, 862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 784 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-18 16:10:13,022 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [563 Valid, 396 Invalid, 862 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 784 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-18 16:10:13,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11275 states. [2022-03-18 16:10:13,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11275 to 8561. [2022-03-18 16:10:13,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8561 states, 8556 states have (on average 1.3064516129032258) internal successors, (11178), 8556 states have internal predecessors, (11178), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:13,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8561 states to 8561 states and 11182 transitions. [2022-03-18 16:10:13,254 INFO L78 Accepts]: Start accepts. Automaton has 8561 states and 11182 transitions. Word has length 367 [2022-03-18 16:10:13,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:13,254 INFO L478 AbstractCegarLoop]: Abstraction has 8561 states and 11182 transitions. [2022-03-18 16:10:13,255 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 33.714285714285715) internal successors, (236), 6 states have internal predecessors, (236), 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) [2022-03-18 16:10:13,255 INFO L276 IsEmpty]: Start isEmpty. Operand 8561 states and 11182 transitions. [2022-03-18 16:10:13,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2022-03-18 16:10:13,270 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:13,270 INFO L500 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] [2022-03-18 16:10:13,294 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-18 16:10:13,483 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 [2022-03-18 16:10:13,484 INFO L403 AbstractCegarLoop]: === Iteration 25 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:13,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:13,484 INFO L85 PathProgramCache]: Analyzing trace with hash 101382063, now seen corresponding path program 2 times [2022-03-18 16:10:13,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:13,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759719331] [2022-03-18 16:10:13,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:13,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:13,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:13,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:13,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:13,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1649 backedges. 955 proven. 5 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2022-03-18 16:10:13,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:13,569 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759719331] [2022-03-18 16:10:13,569 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759719331] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-18 16:10:13,569 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1470064238] [2022-03-18 16:10:13,570 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-18 16:10:13,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-18 16:10:13,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-18 16:10:13,571 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) [2022-03-18 16:10:13,573 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-18 16:10:13,704 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-18 16:10:13,705 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-18 16:10:13,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-18 16:10:13,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-18 16:10:14,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1649 backedges. 955 proven. 5 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2022-03-18 16:10:14,142 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-18 16:10:14,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1649 backedges. 955 proven. 5 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2022-03-18 16:10:14,540 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1470064238] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-18 16:10:14,540 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-18 16:10:14,540 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 7 [2022-03-18 16:10:14,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358169268] [2022-03-18 16:10:14,541 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-18 16:10:14,542 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-18 16:10:14,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:14,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-18 16:10:14,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-03-18 16:10:14,542 INFO L87 Difference]: Start difference. First operand 8561 states and 11182 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) [2022-03-18 16:10:15,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:15,045 INFO L93 Difference]: Finished difference Result 19299 states and 25058 transitions. [2022-03-18 16:10:15,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-18 16:10:15,045 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 [2022-03-18 16:10:15,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:15,068 INFO L225 Difference]: With dead ends: 19299 [2022-03-18 16:10:15,068 INFO L226 Difference]: Without dead ends: 10749 [2022-03-18 16:10:15,078 INFO L911 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 [2022-03-18 16:10:15,079 INFO L912 BasicCegarLoop]: 202 mSDtfsCounter, 606 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 436 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 606 SdHoareTripleChecker+Valid, 219 SdHoareTripleChecker+Invalid, 500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-18 16:10:15,082 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [606 Valid, 219 Invalid, 500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 436 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-18 16:10:15,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10749 states. [2022-03-18 16:10:15,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10749 to 8599. [2022-03-18 16:10:15,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8599 states, 8594 states have (on average 1.2754247149173843) internal successors, (10961), 8594 states have internal predecessors, (10961), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:15,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8599 states to 8599 states and 10965 transitions. [2022-03-18 16:10:15,250 INFO L78 Accepts]: Start accepts. Automaton has 8599 states and 10965 transitions. Word has length 380 [2022-03-18 16:10:15,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:15,251 INFO L478 AbstractCegarLoop]: Abstraction has 8599 states and 10965 transitions. [2022-03-18 16:10:15,251 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) [2022-03-18 16:10:15,251 INFO L276 IsEmpty]: Start isEmpty. Operand 8599 states and 10965 transitions. [2022-03-18 16:10:15,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2022-03-18 16:10:15,268 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:15,268 INFO L500 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] [2022-03-18 16:10:15,295 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-18 16:10:15,483 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 [2022-03-18 16:10:15,483 INFO L403 AbstractCegarLoop]: === Iteration 26 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:15,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:15,484 INFO L85 PathProgramCache]: Analyzing trace with hash 617327076, now seen corresponding path program 1 times [2022-03-18 16:10:15,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:15,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66161997] [2022-03-18 16:10:15,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:15,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:15,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:15,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:15,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:15,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1970 backedges. 885 proven. 0 refuted. 0 times theorem prover too weak. 1085 trivial. 0 not checked. [2022-03-18 16:10:15,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:15,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66161997] [2022-03-18 16:10:15,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66161997] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:10:15,551 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:10:15,551 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:10:15,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014636582] [2022-03-18 16:10:15,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:10:15,552 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:10:15,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:15,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:10:15,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:10:15,553 INFO L87 Difference]: Start difference. First operand 8599 states and 10965 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) [2022-03-18 16:10:15,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:15,791 INFO L93 Difference]: Finished difference Result 16055 states and 19918 transitions. [2022-03-18 16:10:15,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:10:15,792 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 [2022-03-18 16:10:15,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:15,798 INFO L225 Difference]: With dead ends: 16055 [2022-03-18 16:10:15,799 INFO L226 Difference]: Without dead ends: 3851 [2022-03-18 16:10:15,813 INFO L911 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 [2022-03-18 16:10:15,813 INFO L912 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 [2022-03-18 16:10:15,814 INFO L913 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] [2022-03-18 16:10:15,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3851 states. [2022-03-18 16:10:15,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3851 to 3661. [2022-03-18 16:10:15,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3661 states, 3656 states have (on average 1.2464442013129102) internal successors, (4557), 3656 states have internal predecessors, (4557), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:15,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3661 states to 3661 states and 4561 transitions. [2022-03-18 16:10:15,902 INFO L78 Accepts]: Start accepts. Automaton has 3661 states and 4561 transitions. Word has length 419 [2022-03-18 16:10:15,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:15,902 INFO L478 AbstractCegarLoop]: Abstraction has 3661 states and 4561 transitions. [2022-03-18 16:10:15,902 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) [2022-03-18 16:10:15,902 INFO L276 IsEmpty]: Start isEmpty. Operand 3661 states and 4561 transitions. [2022-03-18 16:10:15,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 518 [2022-03-18 16:10:15,908 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:15,908 INFO L500 BasicCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 19, 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, 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] [2022-03-18 16:10:15,908 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-18 16:10:15,909 INFO L403 AbstractCegarLoop]: === Iteration 27 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:15,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:15,909 INFO L85 PathProgramCache]: Analyzing trace with hash 421546763, now seen corresponding path program 1 times [2022-03-18 16:10:15,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:15,909 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680401092] [2022-03-18 16:10:15,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:15,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:15,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:15,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:15,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:15,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2898 backedges. 1648 proven. 14 refuted. 0 times theorem prover too weak. 1236 trivial. 0 not checked. [2022-03-18 16:10:15,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:15,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680401092] [2022-03-18 16:10:15,985 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680401092] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-18 16:10:15,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1089762665] [2022-03-18 16:10:15,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:15,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-18 16:10:15,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-18 16:10:15,987 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) [2022-03-18 16:10:15,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-18 16:10:16,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:16,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 934 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-18 16:10:16,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-18 16:10:16,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2898 backedges. 1075 proven. 0 refuted. 0 times theorem prover too weak. 1823 trivial. 0 not checked. [2022-03-18 16:10:16,869 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-18 16:10:16,869 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1089762665] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:10:16,869 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-18 16:10:16,869 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-03-18 16:10:16,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846466811] [2022-03-18 16:10:16,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:10:16,870 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-18 16:10:16,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:16,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-18 16:10:16,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:10:16,871 INFO L87 Difference]: Start difference. First operand 3661 states and 4561 transitions. Second operand has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 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) [2022-03-18 16:10:16,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:16,917 INFO L93 Difference]: Finished difference Result 4076 states and 5041 transitions. [2022-03-18 16:10:16,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-18 16:10:16,918 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 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 517 [2022-03-18 16:10:16,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:16,922 INFO L225 Difference]: With dead ends: 4076 [2022-03-18 16:10:16,922 INFO L226 Difference]: Without dead ends: 3999 [2022-03-18 16:10:16,924 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 522 GetRequests, 518 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:10:16,924 INFO L912 BasicCegarLoop]: 306 mSDtfsCounter, 56 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 462 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 [2022-03-18 16:10:16,924 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [56 Valid, 462 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-18 16:10:16,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3999 states. [2022-03-18 16:10:16,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3999 to 3586. [2022-03-18 16:10:16,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3586 states, 3581 states have (on average 1.246579167830215) internal successors, (4464), 3581 states have internal predecessors, (4464), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:10:16,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 3586 states and 4468 transitions. [2022-03-18 16:10:16,986 INFO L78 Accepts]: Start accepts. Automaton has 3586 states and 4468 transitions. Word has length 517 [2022-03-18 16:10:16,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:16,987 INFO L478 AbstractCegarLoop]: Abstraction has 3586 states and 4468 transitions. [2022-03-18 16:10:16,987 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 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) [2022-03-18 16:10:16,987 INFO L276 IsEmpty]: Start isEmpty. Operand 3586 states and 4468 transitions. [2022-03-18 16:10:16,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 630 [2022-03-18 16:10:16,994 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:10:16,995 INFO L500 BasicCegarLoop]: trace histogram [22, 22, 21, 21, 21, 21, 21, 21, 21, 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, 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] [2022-03-18 16:10:17,019 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-03-18 16:10:17,211 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,SelfDestructingSolverStorable26 [2022-03-18 16:10:17,211 INFO L403 AbstractCegarLoop]: === Iteration 28 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:10:17,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:10:17,212 INFO L85 PathProgramCache]: Analyzing trace with hash -806626322, now seen corresponding path program 1 times [2022-03-18 16:10:17,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:10:17,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501121340] [2022-03-18 16:10:17,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:17,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:10:17,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:17,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:10:17,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:17,354 INFO L134 CoverageAnalysis]: Checked inductivity of 4135 backedges. 2131 proven. 14 refuted. 0 times theorem prover too weak. 1990 trivial. 0 not checked. [2022-03-18 16:10:17,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:10:17,354 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501121340] [2022-03-18 16:10:17,354 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1501121340] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-18 16:10:17,354 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1681335377] [2022-03-18 16:10:17,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:10:17,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-18 16:10:17,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-18 16:10:17,356 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) [2022-03-18 16:10:17,357 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-18 16:10:17,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:10:17,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 1075 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-18 16:10:17,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-18 16:10:18,229 INFO L134 CoverageAnalysis]: Checked inductivity of 4135 backedges. 2131 proven. 14 refuted. 0 times theorem prover too weak. 1990 trivial. 0 not checked. [2022-03-18 16:10:18,229 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-18 16:10:18,984 INFO L134 CoverageAnalysis]: Checked inductivity of 4135 backedges. 2131 proven. 14 refuted. 0 times theorem prover too weak. 1990 trivial. 0 not checked. [2022-03-18 16:10:18,985 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1681335377] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-18 16:10:18,985 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-18 16:10:18,985 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 9 [2022-03-18 16:10:18,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22990261] [2022-03-18 16:10:18,985 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-18 16:10:18,986 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-03-18 16:10:18,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:10:18,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-03-18 16:10:18,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-03-18 16:10:18,987 INFO L87 Difference]: Start difference. First operand 3586 states and 4468 transitions. Second operand has 9 states, 9 states have (on average 37.44444444444444) internal successors, (337), 8 states have internal predecessors, (337), 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) [2022-03-18 16:10:19,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:10:19,488 INFO L93 Difference]: Finished difference Result 4438 states and 5523 transitions. [2022-03-18 16:10:19,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-18 16:10:19,489 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 37.44444444444444) internal successors, (337), 8 states have internal predecessors, (337), 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 629 [2022-03-18 16:10:19,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:10:19,489 INFO L225 Difference]: With dead ends: 4438 [2022-03-18 16:10:19,489 INFO L226 Difference]: Without dead ends: 0 [2022-03-18 16:10:19,494 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 1269 GetRequests, 1259 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2022-03-18 16:10:19,494 INFO L912 BasicCegarLoop]: 156 mSDtfsCounter, 347 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 940 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 347 SdHoareTripleChecker+Valid, 183 SdHoareTripleChecker+Invalid, 987 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 940 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-18 16:10:19,494 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [347 Valid, 183 Invalid, 987 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 940 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-18 16:10:19,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-03-18 16:10:19,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-03-18 16:10:19,495 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) [2022-03-18 16:10:19,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-03-18 16:10:19,495 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 629 [2022-03-18 16:10:19,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:10:19,495 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-03-18 16:10:19,495 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 37.44444444444444) internal successors, (337), 8 states have internal predecessors, (337), 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) [2022-03-18 16:10:19,496 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-03-18 16:10:19,496 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-03-18 16:10:19,498 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-03-18 16:10:19,516 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-03-18 16:10:19,701 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 [2022-03-18 16:10:19,703 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-03-18 16:10:25,057 INFO L882 garLoopResultBuilder]: For program point reach_errorEXIT(line 13) no Hoare annotation was computed. [2022-03-18 16:10:25,057 INFO L882 garLoopResultBuilder]: For program point reach_errorENTRY(line 13) no Hoare annotation was computed. [2022-03-18 16:10:25,057 INFO L882 garLoopResultBuilder]: For program point reach_errorFINAL(line 13) no Hoare annotation was computed. [2022-03-18 16:10:25,057 INFO L885 garLoopResultBuilder]: At program point mainENTRY(lines 564 574) the Hoare annotation is: true [2022-03-18 16:10:25,057 INFO L882 garLoopResultBuilder]: For program point mainFINAL(lines 564 574) no Hoare annotation was computed. [2022-03-18 16:10:25,057 INFO L878 garLoopResultBuilder]: At program point L570(line 570) the Hoare annotation is: (<= 12292 main_~s~0) [2022-03-18 16:10:25,057 INFO L882 garLoopResultBuilder]: For program point L570-1(line 570) no Hoare annotation was computed. [2022-03-18 16:10:25,057 INFO L882 garLoopResultBuilder]: For program point mainEXIT(lines 564 574) no Hoare annotation was computed. [2022-03-18 16:10:25,058 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2022-03-18 16:10:25,058 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|)) [2022-03-18 16:10:25,058 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2022-03-18 16:10:25,058 INFO L882 garLoopResultBuilder]: For program point L399(lines 399 403) no Hoare annotation was computed. [2022-03-18 16:10:25,058 INFO L878 garLoopResultBuilder]: At program point L333(lines 87 562) the Hoare annotation is: (not (<= 12292 |ssl3_connect_#in~initial_state|)) [2022-03-18 16:10:25,058 INFO L882 garLoopResultBuilder]: For program point L399-2(lines 213 496) no Hoare annotation was computed. [2022-03-18 16:10:25,058 INFO L882 garLoopResultBuilder]: For program point L234(lines 234 245) no Hoare annotation was computed. [2022-03-18 16:10:25,058 INFO L882 garLoopResultBuilder]: For program point L234-2(lines 213 496) no Hoare annotation was computed. [2022-03-18 16:10:25,058 INFO L882 garLoopResultBuilder]: For program point L532(lines 532 548) no Hoare annotation was computed. [2022-03-18 16:10:25,058 INFO L882 garLoopResultBuilder]: For program point L533(lines 533 547) no Hoare annotation was computed. [2022-03-18 16:10:25,058 INFO L882 garLoopResultBuilder]: For program point L368(lines 368 370) no Hoare annotation was computed. [2022-03-18 16:10:25,058 INFO L882 garLoopResultBuilder]: For program point L335(lines 335 337) no Hoare annotation was computed. [2022-03-18 16:10:25,058 INFO L882 garLoopResultBuilder]: For program point L302(lines 302 304) no Hoare annotation was computed. [2022-03-18 16:10:25,058 INFO L882 garLoopResultBuilder]: For program point L236(lines 236 239) no Hoare annotation was computed. [2022-03-18 16:10:25,059 INFO L882 garLoopResultBuilder]: For program point L302-2(lines 300 308) no Hoare annotation was computed. [2022-03-18 16:10:25,059 INFO L882 garLoopResultBuilder]: For program point L203(lines 203 501) no Hoare annotation was computed. [2022-03-18 16:10:25,059 INFO L882 garLoopResultBuilder]: For program point L170(lines 170 512) no Hoare annotation was computed. [2022-03-18 16:10:25,059 INFO L882 garLoopResultBuilder]: For program point L137(lines 137 523) no Hoare annotation was computed. [2022-03-18 16:10:25,059 INFO L882 garLoopResultBuilder]: For program point L104(lines 104 108) no Hoare annotation was computed. [2022-03-18 16:10:25,059 INFO L882 garLoopResultBuilder]: For program point L534(lines 534 539) no Hoare annotation was computed. [2022-03-18 16:10:25,059 INFO L882 garLoopResultBuilder]: For program point L534-2(lines 533 547) no Hoare annotation was computed. [2022-03-18 16:10:25,059 INFO L878 garLoopResultBuilder]: At program point L204(lines 200 502) 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|)))) [2022-03-18 16:10:25,059 INFO L878 garLoopResultBuilder]: At program point L138(lines 134 524) the Hoare annotation is: (let ((.cse0 (< 4368 ssl3_connect_~s__state~0)) (.cse1 (not (<= 4400 ssl3_connect_~s__state~0)))) (or (and .cse0 (= ssl3_connect_~blastFlag~0 1) .cse1) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (= ssl3_connect_~blastFlag~0 0) .cse1))) [2022-03-18 16:10:25,059 INFO L882 garLoopResultBuilder]: For program point L105(lines 105 107) no Hoare annotation was computed. [2022-03-18 16:10:25,059 INFO L882 garLoopResultBuilder]: For program point L536(lines 536 538) no Hoare annotation was computed. [2022-03-18 16:10:25,060 INFO L882 garLoopResultBuilder]: For program point L206(lines 206 500) no Hoare annotation was computed. [2022-03-18 16:10:25,060 INFO L882 garLoopResultBuilder]: For program point L173(lines 173 511) no Hoare annotation was computed. [2022-03-18 16:10:25,060 INFO L882 garLoopResultBuilder]: For program point L140(lines 140 522) no Hoare annotation was computed. [2022-03-18 16:10:25,060 INFO L882 garLoopResultBuilder]: For program point L372(lines 372 377) no Hoare annotation was computed. [2022-03-18 16:10:25,060 INFO L882 garLoopResultBuilder]: For program point L372-2(lines 372 377) no Hoare annotation was computed. [2022-03-18 16:10:25,060 INFO L882 garLoopResultBuilder]: For program point L240(lines 240 243) no Hoare annotation was computed. [2022-03-18 16:10:25,060 INFO L878 garLoopResultBuilder]: At program point L207(lines 206 500) 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|)))) [2022-03-18 16:10:25,060 INFO L878 garLoopResultBuilder]: At program point L174(lines 164 514) 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))) [2022-03-18 16:10:25,060 INFO L882 garLoopResultBuilder]: For program point L472-1(lines 472 474) no Hoare annotation was computed. [2022-03-18 16:10:25,060 INFO L882 garLoopResultBuilder]: For program point L274(lines 274 276) no Hoare annotation was computed. [2022-03-18 16:10:25,060 INFO L882 garLoopResultBuilder]: For program point L209(lines 209 499) no Hoare annotation was computed. [2022-03-18 16:10:25,060 INFO L882 garLoopResultBuilder]: For program point L176(lines 176 510) no Hoare annotation was computed. [2022-03-18 16:10:25,061 INFO L882 garLoopResultBuilder]: For program point L143(lines 143 521) no Hoare annotation was computed. [2022-03-18 16:10:25,061 INFO L882 garLoopResultBuilder]: For program point L110-1(lines 87 562) no Hoare annotation was computed. [2022-03-18 16:10:25,061 INFO L882 garLoopResultBuilder]: For program point L408(lines 408 411) no Hoare annotation was computed. [2022-03-18 16:10:25,061 INFO L885 garLoopResultBuilder]: At program point L210(lines 209 499) the Hoare annotation is: true [2022-03-18 16:10:25,061 INFO L878 garLoopResultBuilder]: At program point L144(lines 140 522) the Hoare annotation is: (let ((.cse0 (< 4368 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) .cse2) (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 (<= ssl3_connect_~blastFlag~0 4)))) [2022-03-18 16:10:25,061 INFO L882 garLoopResultBuilder]: For program point L111(line 111) no Hoare annotation was computed. [2022-03-18 16:10:25,061 INFO L882 garLoopResultBuilder]: For program point L541(lines 541 545) no Hoare annotation was computed. [2022-03-18 16:10:25,061 INFO L882 garLoopResultBuilder]: For program point L443(lines 443 445) no Hoare annotation was computed. [2022-03-18 16:10:25,061 INFO L882 garLoopResultBuilder]: For program point L344(lines 344 346) no Hoare annotation was computed. [2022-03-18 16:10:25,061 INFO L885 garLoopResultBuilder]: At program point L212(lines 211 499) the Hoare annotation is: true [2022-03-18 16:10:25,061 INFO L882 garLoopResultBuilder]: For program point L179(lines 179 509) no Hoare annotation was computed. [2022-03-18 16:10:25,061 INFO L882 garLoopResultBuilder]: For program point L146(lines 146 520) no Hoare annotation was computed. [2022-03-18 16:10:25,061 INFO L882 garLoopResultBuilder]: For program point L113(lines 113 531) no Hoare annotation was computed. [2022-03-18 16:10:25,061 INFO L878 garLoopResultBuilder]: At program point L180(lines 176 510) 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))) [2022-03-18 16:10:25,062 INFO L878 garLoopResultBuilder]: At program point L114(lines 113 531) the Hoare annotation is: (or (and (<= 12292 ssl3_connect_~s__state~0) (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|))) [2022-03-18 16:10:25,062 INFO L882 garLoopResultBuilder]: For program point L478(lines 478 480) no Hoare annotation was computed. [2022-03-18 16:10:25,062 INFO L882 garLoopResultBuilder]: For program point L478-2(lines 478 480) no Hoare annotation was computed. [2022-03-18 16:10:25,062 INFO L882 garLoopResultBuilder]: For program point L446(lines 446 450) no Hoare annotation was computed. [2022-03-18 16:10:25,062 INFO L882 garLoopResultBuilder]: For program point L446-2(lines 446 450) no Hoare annotation was computed. [2022-03-18 16:10:25,062 INFO L882 garLoopResultBuilder]: For program point L347(lines 347 351) no Hoare annotation was computed. [2022-03-18 16:10:25,062 INFO L882 garLoopResultBuilder]: For program point L281(lines 281 283) no Hoare annotation was computed. [2022-03-18 16:10:25,062 INFO L882 garLoopResultBuilder]: For program point L347-2(lines 347 351) no Hoare annotation was computed. [2022-03-18 16:10:25,062 INFO L882 garLoopResultBuilder]: For program point L281-2(lines 213 496) no Hoare annotation was computed. [2022-03-18 16:10:25,062 INFO L882 garLoopResultBuilder]: For program point L182(lines 182 508) no Hoare annotation was computed. [2022-03-18 16:10:25,062 INFO L882 garLoopResultBuilder]: For program point L149(lines 149 519) no Hoare annotation was computed. [2022-03-18 16:10:25,062 INFO L882 garLoopResultBuilder]: For program point L116(lines 116 530) no Hoare annotation was computed. [2022-03-18 16:10:25,063 INFO L878 garLoopResultBuilder]: At program point L150(lines 146 520) the Hoare annotation is: (let ((.cse0 (< 4368 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) .cse2) (and .cse0 .cse1 (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (= 3 ssl3_connect_~blastFlag~0) .cse1 .cse2) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2 (<= ssl3_connect_~blastFlag~0 4)))) [2022-03-18 16:10:25,063 INFO L885 garLoopResultBuilder]: At program point ssl3_connectENTRY(lines 22 563) the Hoare annotation is: true [2022-03-18 16:10:25,063 INFO L882 garLoopResultBuilder]: For program point L316(lines 316 318) no Hoare annotation was computed. [2022-03-18 16:10:25,063 INFO L882 garLoopResultBuilder]: For program point L250(lines 250 253) no Hoare annotation was computed. [2022-03-18 16:10:25,063 INFO L882 garLoopResultBuilder]: For program point L316-2(lines 213 496) no Hoare annotation was computed. [2022-03-18 16:10:25,063 INFO L882 garLoopResultBuilder]: For program point L416(lines 416 418) no Hoare annotation was computed. [2022-03-18 16:10:25,063 INFO L882 garLoopResultBuilder]: For program point L383(lines 383 385) no Hoare annotation was computed. [2022-03-18 16:10:25,063 INFO L878 garLoopResultBuilder]: At program point L218(lines 116 530) the Hoare annotation is: (or (= ssl3_connect_~blastFlag~0 0) (not (<= 12292 |ssl3_connect_#in~initial_state|))) [2022-03-18 16:10:25,063 INFO L882 garLoopResultBuilder]: For program point L185(lines 185 507) no Hoare annotation was computed. [2022-03-18 16:10:25,063 INFO L882 garLoopResultBuilder]: For program point L152(lines 152 518) no Hoare annotation was computed. [2022-03-18 16:10:25,063 INFO L882 garLoopResultBuilder]: For program point L119(lines 119 529) no Hoare annotation was computed. [2022-03-18 16:10:25,063 INFO L878 garLoopResultBuilder]: At program point L186(lines 182 508) 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))) [2022-03-18 16:10:25,063 INFO L882 garLoopResultBuilder]: For program point L484(lines 484 486) no Hoare annotation was computed. [2022-03-18 16:10:25,064 INFO L882 garLoopResultBuilder]: For program point L484-2(lines 484 486) no Hoare annotation was computed. [2022-03-18 16:10:25,064 INFO L885 garLoopResultBuilder]: At program point L551(lines 109 552) the Hoare annotation is: true [2022-03-18 16:10:25,064 INFO L882 garLoopResultBuilder]: For program point L287(lines 287 291) no Hoare annotation was computed. [2022-03-18 16:10:25,064 INFO L882 garLoopResultBuilder]: For program point L287-2(lines 287 291) no Hoare annotation was computed. [2022-03-18 16:10:25,064 INFO L882 garLoopResultBuilder]: For program point L188(lines 188 506) no Hoare annotation was computed. [2022-03-18 16:10:25,064 INFO L882 garLoopResultBuilder]: For program point L155(lines 155 517) no Hoare annotation was computed. [2022-03-18 16:10:25,064 INFO L882 garLoopResultBuilder]: For program point L122(lines 122 528) no Hoare annotation was computed. [2022-03-18 16:10:25,064 INFO L878 garLoopResultBuilder]: At program point L156(lines 152 518) 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|)))) [2022-03-18 16:10:25,064 INFO L882 garLoopResultBuilder]: For program point L223(lines 223 225) no Hoare annotation was computed. [2022-03-18 16:10:25,064 INFO L882 garLoopResultBuilder]: For program point L223-2(lines 223 225) no Hoare annotation was computed. [2022-03-18 16:10:25,064 INFO L882 garLoopResultBuilder]: For program point L191(lines 191 505) no Hoare annotation was computed. [2022-03-18 16:10:25,064 INFO L882 garLoopResultBuilder]: For program point L158(lines 158 516) no Hoare annotation was computed. [2022-03-18 16:10:25,064 INFO L882 garLoopResultBuilder]: For program point L125(lines 125 527) no Hoare annotation was computed. [2022-03-18 16:10:25,065 INFO L882 garLoopResultBuilder]: For program point ssl3_connectEXIT(lines 22 563) no Hoare annotation was computed. [2022-03-18 16:10:25,065 INFO L882 garLoopResultBuilder]: For program point L489(lines 489 491) no Hoare annotation was computed. [2022-03-18 16:10:25,065 INFO L882 garLoopResultBuilder]: For program point L456(lines 456 467) no Hoare annotation was computed. [2022-03-18 16:10:25,065 INFO L882 garLoopResultBuilder]: For program point L423(lines 423 437) no Hoare annotation was computed. [2022-03-18 16:10:25,065 INFO L882 garLoopResultBuilder]: For program point L423-1(lines 423 437) no Hoare annotation was computed. [2022-03-18 16:10:25,065 INFO L882 garLoopResultBuilder]: For program point L456-2(lines 456 467) no Hoare annotation was computed. [2022-03-18 16:10:25,065 INFO L882 garLoopResultBuilder]: For program point L324(lines 324 327) no Hoare annotation was computed. [2022-03-18 16:10:25,065 INFO L878 garLoopResultBuilder]: At program point L192(lines 188 506) 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))) [2022-03-18 16:10:25,065 INFO L882 garLoopResultBuilder]: For program point ssl3_connectFINAL(lines 22 563) no Hoare annotation was computed. [2022-03-18 16:10:25,065 INFO L882 garLoopResultBuilder]: For program point L556(lines 556 558) no Hoare annotation was computed. [2022-03-18 16:10:25,065 INFO L882 garLoopResultBuilder]: For program point L556-2(lines 556 558) no Hoare annotation was computed. [2022-03-18 16:10:25,065 INFO L882 garLoopResultBuilder]: For program point L359(lines 359 361) no Hoare annotation was computed. [2022-03-18 16:10:25,065 INFO L882 garLoopResultBuilder]: For program point L194(lines 194 504) no Hoare annotation was computed. [2022-03-18 16:10:25,065 INFO L882 garLoopResultBuilder]: For program point L161(lines 161 515) no Hoare annotation was computed. [2022-03-18 16:10:25,066 INFO L882 garLoopResultBuilder]: For program point L128(lines 128 526) no Hoare annotation was computed. [2022-03-18 16:10:25,066 INFO L882 garLoopResultBuilder]: For program point L393(lines 393 395) no Hoare annotation was computed. [2022-03-18 16:10:25,066 INFO L882 garLoopResultBuilder]: For program point L228(lines 228 231) no Hoare annotation was computed. [2022-03-18 16:10:25,066 INFO L878 garLoopResultBuilder]: At program point L162(lines 158 516) 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))) [2022-03-18 16:10:25,066 INFO L882 garLoopResultBuilder]: For program point L96(lines 96 102) no Hoare annotation was computed. [2022-03-18 16:10:25,066 INFO L882 garLoopResultBuilder]: For program point L427(lines 427 433) no Hoare annotation was computed. [2022-03-18 16:10:25,066 INFO L882 garLoopResultBuilder]: For program point L262(lines 262 268) no Hoare annotation was computed. [2022-03-18 16:10:25,066 INFO L882 garLoopResultBuilder]: For program point ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION(line 560) no Hoare annotation was computed. [2022-03-18 16:10:25,066 INFO L882 garLoopResultBuilder]: For program point L461(lines 461 464) no Hoare annotation was computed. [2022-03-18 16:10:25,066 INFO L882 garLoopResultBuilder]: For program point L197(lines 197 503) no Hoare annotation was computed. [2022-03-18 16:10:25,066 INFO L882 garLoopResultBuilder]: For program point L164(lines 164 514) no Hoare annotation was computed. [2022-03-18 16:10:25,066 INFO L882 garLoopResultBuilder]: For program point L131(lines 131 525) no Hoare annotation was computed. [2022-03-18 16:10:25,066 INFO L878 garLoopResultBuilder]: At program point L198(lines 194 504) 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))) [2022-03-18 16:10:25,067 INFO L878 garLoopResultBuilder]: At program point L132(lines 128 526) 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|))) [2022-03-18 16:10:25,067 INFO L882 garLoopResultBuilder]: For program point L99(lines 99 101) no Hoare annotation was computed. [2022-03-18 16:10:25,067 INFO L882 garLoopResultBuilder]: For program point L99-2(lines 96 102) no Hoare annotation was computed. [2022-03-18 16:10:25,067 INFO L882 garLoopResultBuilder]: For program point L298(lines 298 308) no Hoare annotation was computed. [2022-03-18 16:10:25,067 INFO L882 garLoopResultBuilder]: For program point L265(lines 265 267) no Hoare annotation was computed. [2022-03-18 16:10:25,067 INFO L882 garLoopResultBuilder]: For program point L298-2(lines 298 308) no Hoare annotation was computed. [2022-03-18 16:10:25,067 INFO L882 garLoopResultBuilder]: For program point L265-2(lines 213 496) no Hoare annotation was computed. [2022-03-18 16:10:25,067 INFO L878 garLoopResultBuilder]: At program point L497(lines 110 550) 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)))) [2022-03-18 16:10:25,067 INFO L882 garLoopResultBuilder]: For program point L332(lines 332 334) no Hoare annotation was computed. [2022-03-18 16:10:25,067 INFO L882 garLoopResultBuilder]: For program point L200(lines 200 502) no Hoare annotation was computed. [2022-03-18 16:10:25,067 INFO L882 garLoopResultBuilder]: For program point L167(lines 167 513) no Hoare annotation was computed. [2022-03-18 16:10:25,068 INFO L882 garLoopResultBuilder]: For program point L134(lines 134 524) no Hoare annotation was computed. [2022-03-18 16:10:25,068 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-03-18 16:10:25,068 INFO L885 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-03-18 16:10:25,068 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-03-18 16:10:25,068 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-03-18 16:10:25,070 INFO L718 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] [2022-03-18 16:10:25,072 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-18 16:10:25,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.03 04:10:25 BoogieIcfgContainer [2022-03-18 16:10:25,094 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-18 16:10:25,094 INFO L158 Benchmark]: Toolchain (without parser) took 24570.48ms. Allocated memory was 192.9MB in the beginning and 619.7MB in the end (delta: 426.8MB). Free memory was 140.7MB in the beginning and 307.4MB in the end (delta: -166.7MB). Peak memory consumption was 371.1MB. Max. memory is 8.0GB. [2022-03-18 16:10:25,094 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 192.9MB. Free memory was 157.8MB in the beginning and 157.7MB in the end (delta: 136.3kB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-18 16:10:25,095 INFO L158 Benchmark]: CACSL2BoogieTranslator took 314.75ms. Allocated memory is still 192.9MB. Free memory was 140.6MB in the beginning and 163.3MB in the end (delta: -22.8MB). Peak memory consumption was 13.3MB. Max. memory is 8.0GB. [2022-03-18 16:10:25,107 INFO L158 Benchmark]: Boogie Preprocessor took 48.87ms. Allocated memory is still 192.9MB. Free memory was 163.3MB in the beginning and 161.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-18 16:10:25,107 INFO L158 Benchmark]: RCFGBuilder took 595.49ms. Allocated memory is still 192.9MB. Free memory was 161.2MB in the beginning and 135.5MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. [2022-03-18 16:10:25,108 INFO L158 Benchmark]: TraceAbstraction took 23603.74ms. Allocated memory was 192.9MB in the beginning and 619.7MB in the end (delta: 426.8MB). Free memory was 135.0MB in the beginning and 307.4MB in the end (delta: -172.4MB). Peak memory consumption was 365.2MB. Max. memory is 8.0GB. [2022-03-18 16:10:25,108 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 192.9MB. Free memory was 157.8MB in the beginning and 157.7MB in the end (delta: 136.3kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 314.75ms. Allocated memory is still 192.9MB. Free memory was 140.6MB in the beginning and 163.3MB in the end (delta: -22.8MB). Peak memory consumption was 13.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 48.87ms. Allocated memory is still 192.9MB. Free memory was 163.3MB in the beginning and 161.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 595.49ms. Allocated memory is still 192.9MB. Free memory was 161.2MB in the beginning and 135.5MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. * TraceAbstraction took 23603.74ms. Allocated memory was 192.9MB in the beginning and 619.7MB in the end (delta: 426.8MB). Free memory was 135.0MB in the beginning and 307.4MB in the end (delta: -172.4MB). Peak memory consumption was 365.2MB. 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: 560]: 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: 23.5s, OverallIterations: 28, TraceHistogramMax: 22, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.2s, AutomataDifference: 7.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7379 SdHoareTripleChecker+Valid, 5.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7377 mSDsluCounter, 6537 SdHoareTripleChecker+Invalid, 4.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 609 mSDsCounter, 605 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6494 IncrementalHoareTripleChecker+Invalid, 7099 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 605 mSolverCounterUnsat, 5928 mSDtfsCounter, 6494 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3830 GetRequests, 3722 SyntacticMatches, 0 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8599occurred in iteration=25, InterpolantAutomatonStates: 120, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.8s AutomataMinimizationTime, 28 MinimizatonAttempts, 6209 StatesRemovedByMinimization, 22 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 26 LocationsWithAnnotation, 26 PreInvPairs, 268 NumberOfFragments, 867 HoareAnnotationTreeSize, 26 FomulaSimplifications, 8547 FormulaSimplificationTreeSizeReduction, 1.7s HoareSimplificationTime, 26 FomulaSimplificationsInter, 18456 FormulaSimplificationTreeSizeReductionInter, 3.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 8926 NumberOfCodeBlocks, 8926 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 10266 ConstructedInterpolants, 0 QuantifiedInterpolants, 14567 SizeOfPredicates, 5 NumberOfNonLiveVariables, 4211 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 36 InterpolantComputations, 25 PerfectInterpolantSequences, 45203/45314 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: 110]: 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: 87]: Loop Invariant Derived loop invariant: !(12292 <= \old(initial_state)) - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: (12292 <= s__state && blastFlag == 0) || !(12292 <= \old(initial_state)) - InvariantResult [Line: 152]: 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: 128]: Loop Invariant Derived loop invariant: ((4352 <= s__state && blastFlag == 0) && !(4400 <= s__state)) || !(12292 <= \old(initial_state)) - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: ((((((4368 < s__state && s__state <= 4560) && 2 == blastFlag) && s__hit == 0) || ((4368 < s__state && s__state <= 4560) && blastFlag == 0)) || !(12292 <= \old(initial_state))) || (((4368 < s__state && 3 == blastFlag) && s__state <= 4560) && s__hit == 0)) || ((((4368 < s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) && blastFlag <= 4) - InvariantResult [Line: 206]: 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: 116]: Loop Invariant Derived loop invariant: blastFlag == 0 || !(12292 <= \old(initial_state)) - InvariantResult [Line: 176]: 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: 200]: 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: 211]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: (((((4368 < s__state && s__state <= 4560) && 2 == blastFlag) && s__hit == 0) || ((4368 < s__state && s__state <= 4560) && blastFlag == 0)) || !(12292 <= \old(initial_state))) || ((((4368 < s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) && blastFlag <= 4) - InvariantResult [Line: 164]: 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: 158]: 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: 209]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 182]: 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: 194]: 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: 109]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 188]: 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: 134]: Loop Invariant Derived loop invariant: (((4368 < s__state && blastFlag == 1) && !(4400 <= s__state)) || !(12292 <= \old(initial_state))) || ((4368 < s__state && blastFlag == 0) && !(4400 <= s__state)) RESULT: Ultimate proved your program to be correct! [2022-03-18 16:10:25,144 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...