/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/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf -i ../../../trunk/examples/svcomp/openssl-simplified/s3_srvr_7.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-b030c9e [2022-03-20 12:08:16,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-20 12:08:16,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-20 12:08:16,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-20 12:08:16,212 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-20 12:08:16,213 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-20 12:08:16,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-20 12:08:16,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-20 12:08:16,226 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-20 12:08:16,231 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-20 12:08:16,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-20 12:08:16,232 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-20 12:08:16,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-20 12:08:16,233 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-20 12:08:16,234 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-20 12:08:16,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-20 12:08:16,236 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-20 12:08:16,236 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-20 12:08:16,237 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-20 12:08:16,239 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-20 12:08:16,240 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-03-20 12:08:16,243 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-20 12:08:16,244 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-20 12:08:16,245 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-20 12:08:16,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-20 12:08:16,256 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-20 12:08:16,264 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-20 12:08:16,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-20 12:08:16,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-20 12:08:16,267 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf [2022-03-20 12:08:16,295 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-20 12:08:16,295 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-20 12:08:16,297 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-20 12:08:16,297 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-20 12:08:16,298 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-20 12:08:16,298 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-20 12:08:16,298 INFO L138 SettingsManager]: * Use SBE=true [2022-03-20 12:08:16,298 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-20 12:08:16,298 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-20 12:08:16,299 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-20 12:08:16,299 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-20 12:08:16,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-20 12:08:16,300 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-20 12:08:16,300 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-20 12:08:16,300 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-20 12:08:16,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-20 12:08:16,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-20 12:08:16,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-20 12:08:16,300 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-20 12:08:16,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-20 12:08:16,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-20 12:08:16,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-20 12:08:16,301 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-20 12:08:16,301 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-20 12:08:16,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-20 12:08:16,301 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-20 12:08:16,301 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-03-20 12:08:16,302 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-03-20 12:08:16,302 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-03-20 12:08:16,302 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_QVASR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-03-20 12:08:16,478 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-20 12:08:16,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-20 12:08:16,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-20 12:08:16,512 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-20 12:08:16,513 INFO L275 PluginConnector]: CDTParser initialized [2022-03-20 12:08:16,514 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/openssl-simplified/s3_srvr_7.cil.c [2022-03-20 12:08:16,584 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ccd95925/7644dcaeecc849218636c404e31a9b63/FLAGc519bd5fe [2022-03-20 12:08:16,930 INFO L306 CDTParser]: Found 1 translation units. [2022-03-20 12:08:16,931 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/openssl-simplified/s3_srvr_7.cil.c [2022-03-20 12:08:16,945 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ccd95925/7644dcaeecc849218636c404e31a9b63/FLAGc519bd5fe [2022-03-20 12:08:17,328 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ccd95925/7644dcaeecc849218636c404e31a9b63 [2022-03-20 12:08:17,341 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-20 12:08:17,342 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-20 12:08:17,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-20 12:08:17,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-20 12:08:17,346 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-20 12:08:17,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.03 12:08:17" (1/1) ... [2022-03-20 12:08:17,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5844010d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 12:08:17, skipping insertion in model container [2022-03-20 12:08:17,347 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.03 12:08:17" (1/1) ... [2022-03-20 12:08:17,353 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-20 12:08:17,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-20 12:08:17,615 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/openssl-simplified/s3_srvr_7.cil.c[44376,44389] [2022-03-20 12:08:17,631 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-20 12:08:17,643 INFO L203 MainTranslator]: Completed pre-run [2022-03-20 12:08:17,708 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/openssl-simplified/s3_srvr_7.cil.c[44376,44389] [2022-03-20 12:08:17,710 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-20 12:08:17,721 INFO L208 MainTranslator]: Completed translation [2022-03-20 12:08:17,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 12:08:17 WrapperNode [2022-03-20 12:08:17,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-20 12:08:17,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-20 12:08:17,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-20 12:08:17,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-20 12:08:17,733 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 12:08:17" (1/1) ... [2022-03-20 12:08:17,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 12:08:17" (1/1) ... [2022-03-20 12:08:17,751 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 12:08:17" (1/1) ... [2022-03-20 12:08:17,752 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 12:08:17" (1/1) ... [2022-03-20 12:08:17,762 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 12:08:17" (1/1) ... [2022-03-20 12:08:17,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 12:08:17" (1/1) ... [2022-03-20 12:08:17,774 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 12:08:17" (1/1) ... [2022-03-20 12:08:17,777 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-20 12:08:17,778 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-20 12:08:17,778 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-20 12:08:17,778 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-20 12:08:17,779 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 12:08:17" (1/1) ... [2022-03-20 12:08:17,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-20 12:08:17,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-20 12:08:17,810 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-20 12:08:17,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-20 12:08:17,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-03-20 12:08:17,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-20 12:08:17,841 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-03-20 12:08:17,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2022-03-20 12:08:17,842 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-03-20 12:08:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-03-20 12:08:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-03-20 12:08:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-03-20 12:08:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-20 12:08:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2022-03-20 12:08:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-03-20 12:08:17,843 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-03-20 12:08:17,843 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2022-03-20 12:08:17,843 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-03-20 12:08:17,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-03-20 12:08:17,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-20 12:08:17,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-20 12:08:17,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-20 12:08:17,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-20 12:08:17,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-20 12:08:17,918 INFO L234 CfgBuilder]: Building ICFG [2022-03-20 12:08:17,920 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-20 12:08:17,989 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-03-20 12:08:18,386 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2022-03-20 12:08:18,387 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2022-03-20 12:08:18,393 INFO L275 CfgBuilder]: Performing block encoding [2022-03-20 12:08:18,400 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-20 12:08:18,401 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-03-20 12:08:18,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.03 12:08:18 BoogieIcfgContainer [2022-03-20 12:08:18,403 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-20 12:08:18,403 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-03-20 12:08:18,404 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-03-20 12:08:18,404 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-03-20 12:08:18,407 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.03 12:08:18" (1/1) ... [2022-03-20 12:08:18,409 INFO L168 ansformationObserver]: Applying ICFG transformation LOOP_ACCELERATION_QVASR [2022-03-20 12:08:18,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 20.03 12:08:18 BasicIcfg [2022-03-20 12:08:18,442 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-03-20 12:08:18,444 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-20 12:08:18,444 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-20 12:08:18,447 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-20 12:08:18,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.03 12:08:17" (1/4) ... [2022-03-20 12:08:18,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2443cae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.03 12:08:18, skipping insertion in model container [2022-03-20 12:08:18,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 12:08:17" (2/4) ... [2022-03-20 12:08:18,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2443cae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.03 12:08:18, skipping insertion in model container [2022-03-20 12:08:18,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.03 12:08:18" (3/4) ... [2022-03-20 12:08:18,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2443cae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.03 12:08:18, skipping insertion in model container [2022-03-20 12:08:18,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 20.03 12:08:18" (4/4) ... [2022-03-20 12:08:18,449 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_7.cil.cqvasr [2022-03-20 12:08:18,454 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-20 12:08:18,454 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-20 12:08:18,493 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-20 12:08:18,498 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-03-20 12:08:18,498 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-03-20 12:08:18,515 INFO L276 IsEmpty]: Start isEmpty. Operand has 155 states, 147 states have (on average 1.7210884353741496) internal successors, (253), 148 states have internal predecessors, (253), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-03-20 12:08:18,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-03-20 12:08:18,522 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 12:08:18,523 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 12:08:18,523 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 12:08:18,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 12:08:18,528 INFO L85 PathProgramCache]: Analyzing trace with hash -1368554690, now seen corresponding path program 1 times [2022-03-20 12:08:18,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 12:08:18,537 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18267933] [2022-03-20 12:08:18,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:18,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 12:08:18,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:18,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 12:08:18,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:18,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 12:08:18,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 12:08:18,822 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18267933] [2022-03-20 12:08:18,822 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18267933] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 12:08:18,823 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 12:08:18,823 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 12:08:18,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183269511] [2022-03-20 12:08:18,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 12:08:18,830 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 12:08:18,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 12:08:18,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 12:08:18,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 12:08:18,860 INFO L87 Difference]: Start difference. First operand has 155 states, 147 states have (on average 1.7210884353741496) internal successors, (253), 148 states have internal predecessors, (253), 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 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:19,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 12:08:19,305 INFO L93 Difference]: Finished difference Result 429 states and 731 transitions. [2022-03-20 12:08:19,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 12:08:19,308 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 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 39 [2022-03-20 12:08:19,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 12:08:19,327 INFO L225 Difference]: With dead ends: 429 [2022-03-20 12:08:19,327 INFO L226 Difference]: Without dead ends: 261 [2022-03-20 12:08:19,332 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 12:08:19,336 INFO L913 BasicCegarLoop]: 245 mSDtfsCounter, 665 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 251 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 667 SdHoareTripleChecker+Valid, 254 SdHoareTripleChecker+Invalid, 263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-20 12:08:19,337 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [667 Valid, 254 Invalid, 263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 251 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-20 12:08:19,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2022-03-20 12:08:19,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 261. [2022-03-20 12:08:19,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 256 states have (on average 1.5234375) internal successors, (390), 256 states have internal predecessors, (390), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:19,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 394 transitions. [2022-03-20 12:08:19,399 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 394 transitions. Word has length 39 [2022-03-20 12:08:19,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 12:08:19,401 INFO L478 AbstractCegarLoop]: Abstraction has 261 states and 394 transitions. [2022-03-20 12:08:19,402 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:19,402 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 394 transitions. [2022-03-20 12:08:19,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-03-20 12:08:19,404 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 12:08:19,404 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 12:08:19,404 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-20 12:08:19,405 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 12:08:19,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 12:08:19,405 INFO L85 PathProgramCache]: Analyzing trace with hash 545618672, now seen corresponding path program 1 times [2022-03-20 12:08:19,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 12:08:19,405 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228607194] [2022-03-20 12:08:19,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:19,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 12:08:19,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:19,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 12:08:19,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:19,544 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 12:08:19,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 12:08:19,545 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228607194] [2022-03-20 12:08:19,545 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [228607194] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 12:08:19,545 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 12:08:19,545 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 12:08:19,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122450363] [2022-03-20 12:08:19,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 12:08:19,547 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 12:08:19,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 12:08:19,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 12:08:19,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 12:08:19,548 INFO L87 Difference]: Start difference. First operand 261 states and 394 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:19,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 12:08:19,809 INFO L93 Difference]: Finished difference Result 415 states and 637 transitions. [2022-03-20 12:08:19,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 12:08:19,809 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 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 55 [2022-03-20 12:08:19,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 12:08:19,812 INFO L225 Difference]: With dead ends: 415 [2022-03-20 12:08:19,813 INFO L226 Difference]: Without dead ends: 290 [2022-03-20 12:08:19,814 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 12:08:19,815 INFO L913 BasicCegarLoop]: 223 mSDtfsCounter, 225 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 221 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 12:08:19,816 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [225 Valid, 230 Invalid, 236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 221 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 12:08:19,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2022-03-20 12:08:19,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 282. [2022-03-20 12:08:19,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 277 states have (on average 1.5018050541516246) internal successors, (416), 277 states have internal predecessors, (416), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:19,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 420 transitions. [2022-03-20 12:08:19,840 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 420 transitions. Word has length 55 [2022-03-20 12:08:19,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 12:08:19,841 INFO L478 AbstractCegarLoop]: Abstraction has 282 states and 420 transitions. [2022-03-20 12:08:19,841 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:19,841 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 420 transitions. [2022-03-20 12:08:19,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-03-20 12:08:19,844 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 12:08:19,844 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 12:08:19,844 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-20 12:08:19,844 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 12:08:19,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 12:08:19,845 INFO L85 PathProgramCache]: Analyzing trace with hash 546117200, now seen corresponding path program 1 times [2022-03-20 12:08:19,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 12:08:19,845 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573022904] [2022-03-20 12:08:19,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:19,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 12:08:19,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:19,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 12:08:19,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:19,948 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-20 12:08:19,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 12:08:19,948 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573022904] [2022-03-20 12:08:19,949 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573022904] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 12:08:19,949 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 12:08:19,949 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 12:08:19,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989972120] [2022-03-20 12:08:19,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 12:08:19,950 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 12:08:19,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 12:08:19,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 12:08:19,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 12:08:19,951 INFO L87 Difference]: Start difference. First operand 282 states and 420 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:20,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 12:08:20,217 INFO L93 Difference]: Finished difference Result 660 states and 1014 transitions. [2022-03-20 12:08:20,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 12:08:20,217 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 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 76 [2022-03-20 12:08:20,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 12:08:20,220 INFO L225 Difference]: With dead ends: 660 [2022-03-20 12:08:20,220 INFO L226 Difference]: Without dead ends: 392 [2022-03-20 12:08:20,224 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 12:08:20,231 INFO L913 BasicCegarLoop]: 222 mSDtfsCounter, 269 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 230 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 269 SdHoareTripleChecker+Valid, 229 SdHoareTripleChecker+Invalid, 269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 230 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 12:08:20,233 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [269 Valid, 229 Invalid, 269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 230 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 12:08:20,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 392 states. [2022-03-20 12:08:20,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 392 to 364. [2022-03-20 12:08:20,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 364 states, 359 states have (on average 1.4317548746518105) internal successors, (514), 359 states have internal predecessors, (514), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:20,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 518 transitions. [2022-03-20 12:08:20,263 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 518 transitions. Word has length 76 [2022-03-20 12:08:20,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 12:08:20,266 INFO L478 AbstractCegarLoop]: Abstraction has 364 states and 518 transitions. [2022-03-20 12:08:20,266 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:20,266 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 518 transitions. [2022-03-20 12:08:20,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-03-20 12:08:20,271 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 12:08:20,271 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 12:08:20,272 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-20 12:08:20,272 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 12:08:20,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 12:08:20,273 INFO L85 PathProgramCache]: Analyzing trace with hash 896917137, now seen corresponding path program 1 times [2022-03-20 12:08:20,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 12:08:20,273 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937561515] [2022-03-20 12:08:20,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:20,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 12:08:20,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:20,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 12:08:20,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:20,349 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-20 12:08:20,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 12:08:20,350 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937561515] [2022-03-20 12:08:20,350 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937561515] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 12:08:20,350 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 12:08:20,350 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 12:08:20,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087393267] [2022-03-20 12:08:20,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 12:08:20,351 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 12:08:20,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 12:08:20,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 12:08:20,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 12:08:20,352 INFO L87 Difference]: Start difference. First operand 364 states and 518 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:20,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 12:08:20,605 INFO L93 Difference]: Finished difference Result 770 states and 1115 transitions. [2022-03-20 12:08:20,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 12:08:20,605 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 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 76 [2022-03-20 12:08:20,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 12:08:20,608 INFO L225 Difference]: With dead ends: 770 [2022-03-20 12:08:20,608 INFO L226 Difference]: Without dead ends: 420 [2022-03-20 12:08:20,609 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 12:08:20,612 INFO L913 BasicCegarLoop]: 224 mSDtfsCounter, 228 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 223 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 231 SdHoareTripleChecker+Invalid, 240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 12:08:20,612 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [228 Valid, 231 Invalid, 240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 223 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 12:08:20,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states. [2022-03-20 12:08:20,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 410. [2022-03-20 12:08:20,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 410 states, 405 states have (on average 1.4074074074074074) internal successors, (570), 405 states have internal predecessors, (570), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:20,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 574 transitions. [2022-03-20 12:08:20,626 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 574 transitions. Word has length 76 [2022-03-20 12:08:20,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 12:08:20,627 INFO L478 AbstractCegarLoop]: Abstraction has 410 states and 574 transitions. [2022-03-20 12:08:20,627 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:20,627 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 574 transitions. [2022-03-20 12:08:20,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-03-20 12:08:20,630 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 12:08:20,630 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 12:08:20,630 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-20 12:08:20,631 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 12:08:20,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 12:08:20,631 INFO L85 PathProgramCache]: Analyzing trace with hash -907932217, now seen corresponding path program 1 times [2022-03-20 12:08:20,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 12:08:20,631 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408905011] [2022-03-20 12:08:20,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:20,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 12:08:20,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:20,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 12:08:20,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:20,687 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-20 12:08:20,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 12:08:20,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408905011] [2022-03-20 12:08:20,687 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1408905011] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 12:08:20,687 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 12:08:20,688 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 12:08:20,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009370515] [2022-03-20 12:08:20,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 12:08:20,688 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 12:08:20,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 12:08:20,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 12:08:20,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 12:08:20,689 INFO L87 Difference]: Start difference. First operand 410 states and 574 transitions. Second operand has 4 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:20,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 12:08:20,891 INFO L93 Difference]: Finished difference Result 1002 states and 1427 transitions. [2022-03-20 12:08:20,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 12:08:20,892 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 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 89 [2022-03-20 12:08:20,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 12:08:20,895 INFO L225 Difference]: With dead ends: 1002 [2022-03-20 12:08:20,895 INFO L226 Difference]: Without dead ends: 600 [2022-03-20 12:08:20,896 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 12:08:20,896 INFO L913 BasicCegarLoop]: 222 mSDtfsCounter, 352 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 158 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 352 SdHoareTripleChecker+Valid, 229 SdHoareTripleChecker+Invalid, 216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 12:08:20,897 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [352 Valid, 229 Invalid, 216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 158 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 12:08:20,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2022-03-20 12:08:20,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 586. [2022-03-20 12:08:20,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 586 states, 581 states have (on average 1.4182444061962134) internal successors, (824), 581 states have internal predecessors, (824), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:20,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 828 transitions. [2022-03-20 12:08:20,915 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 828 transitions. Word has length 89 [2022-03-20 12:08:20,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 12:08:20,915 INFO L478 AbstractCegarLoop]: Abstraction has 586 states and 828 transitions. [2022-03-20 12:08:20,915 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:20,915 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 828 transitions. [2022-03-20 12:08:20,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-03-20 12:08:20,917 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 12:08:20,917 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 12:08:20,917 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-20 12:08:20,917 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 12:08:20,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 12:08:20,918 INFO L85 PathProgramCache]: Analyzing trace with hash 1650011472, now seen corresponding path program 1 times [2022-03-20 12:08:20,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 12:08:20,918 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972610033] [2022-03-20 12:08:20,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:20,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 12:08:20,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:20,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 12:08:20,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:20,994 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-03-20 12:08:20,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 12:08:20,994 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972610033] [2022-03-20 12:08:20,994 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972610033] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 12:08:20,994 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 12:08:20,995 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 12:08:20,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843509803] [2022-03-20 12:08:20,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 12:08:20,995 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 12:08:20,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 12:08:20,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 12:08:20,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 12:08:20,996 INFO L87 Difference]: Start difference. First operand 586 states and 828 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:21,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 12:08:21,243 INFO L93 Difference]: Finished difference Result 1236 states and 1769 transitions. [2022-03-20 12:08:21,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 12:08:21,243 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 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 97 [2022-03-20 12:08:21,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 12:08:21,246 INFO L225 Difference]: With dead ends: 1236 [2022-03-20 12:08:21,246 INFO L226 Difference]: Without dead ends: 664 [2022-03-20 12:08:21,248 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 12:08:21,248 INFO L913 BasicCegarLoop]: 223 mSDtfsCounter, 260 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 260 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 12:08:21,249 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [260 Valid, 230 Invalid, 241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 225 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 12:08:21,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 664 states. [2022-03-20 12:08:21,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 664 to 636. [2022-03-20 12:08:21,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 636 states, 631 states have (on average 1.4009508716323296) internal successors, (884), 631 states have internal predecessors, (884), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:21,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 636 states and 888 transitions. [2022-03-20 12:08:21,268 INFO L78 Accepts]: Start accepts. Automaton has 636 states and 888 transitions. Word has length 97 [2022-03-20 12:08:21,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 12:08:21,268 INFO L478 AbstractCegarLoop]: Abstraction has 636 states and 888 transitions. [2022-03-20 12:08:21,269 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:21,269 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 888 transitions. [2022-03-20 12:08:21,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-03-20 12:08:21,270 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 12:08:21,271 INFO L499 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 12:08:21,271 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-20 12:08:21,271 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 12:08:21,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 12:08:21,271 INFO L85 PathProgramCache]: Analyzing trace with hash 1246835362, now seen corresponding path program 1 times [2022-03-20 12:08:21,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 12:08:21,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429397902] [2022-03-20 12:08:21,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:21,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 12:08:21,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:21,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 12:08:21,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:21,343 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2022-03-20 12:08:21,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 12:08:21,344 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429397902] [2022-03-20 12:08:21,344 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429397902] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 12:08:21,344 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 12:08:21,344 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 12:08:21,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124042036] [2022-03-20 12:08:21,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 12:08:21,345 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 12:08:21,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 12:08:21,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 12:08:21,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 12:08:21,345 INFO L87 Difference]: Start difference. First operand 636 states and 888 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:21,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 12:08:21,588 INFO L93 Difference]: Finished difference Result 1866 states and 2602 transitions. [2022-03-20 12:08:21,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 12:08:21,588 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 123 [2022-03-20 12:08:21,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 12:08:21,595 INFO L225 Difference]: With dead ends: 1866 [2022-03-20 12:08:21,595 INFO L226 Difference]: Without dead ends: 1244 [2022-03-20 12:08:21,597 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 12:08:21,598 INFO L913 BasicCegarLoop]: 386 mSDtfsCounter, 389 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 389 SdHoareTripleChecker+Valid, 393 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 12:08:21,598 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [389 Valid, 393 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 209 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 12:08:21,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1244 states. [2022-03-20 12:08:21,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1244 to 638. [2022-03-20 12:08:21,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 638 states, 633 states have (on average 1.3996840442338072) internal successors, (886), 633 states have internal predecessors, (886), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:21,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 638 states and 890 transitions. [2022-03-20 12:08:21,626 INFO L78 Accepts]: Start accepts. Automaton has 638 states and 890 transitions. Word has length 123 [2022-03-20 12:08:21,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 12:08:21,627 INFO L478 AbstractCegarLoop]: Abstraction has 638 states and 890 transitions. [2022-03-20 12:08:21,628 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:21,628 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 890 transitions. [2022-03-20 12:08:21,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-03-20 12:08:21,630 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 12:08:21,630 INFO L499 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 12:08:21,630 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-20 12:08:21,630 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 12:08:21,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 12:08:21,631 INFO L85 PathProgramCache]: Analyzing trace with hash -2022639935, now seen corresponding path program 1 times [2022-03-20 12:08:21,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 12:08:21,631 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143004464] [2022-03-20 12:08:21,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:21,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 12:08:21,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:21,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 12:08:21,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:21,741 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-03-20 12:08:21,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 12:08:21,743 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143004464] [2022-03-20 12:08:21,745 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143004464] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 12:08:21,745 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 12:08:21,745 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 12:08:21,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979438459] [2022-03-20 12:08:21,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 12:08:21,746 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 12:08:21,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 12:08:21,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 12:08:21,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 12:08:21,747 INFO L87 Difference]: Start difference. First operand 638 states and 890 transitions. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:21,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 12:08:21,988 INFO L93 Difference]: Finished difference Result 1240 states and 1745 transitions. [2022-03-20 12:08:21,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 12:08:21,989 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 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 123 [2022-03-20 12:08:21,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 12:08:21,993 INFO L225 Difference]: With dead ends: 1240 [2022-03-20 12:08:21,993 INFO L226 Difference]: Without dead ends: 916 [2022-03-20 12:08:21,994 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 12:08:21,995 INFO L913 BasicCegarLoop]: 379 mSDtfsCounter, 342 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 215 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 342 SdHoareTripleChecker+Valid, 386 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 12:08:21,995 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [342 Valid, 386 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 215 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 12:08:21,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 916 states. [2022-03-20 12:08:22,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 916 to 916. [2022-03-20 12:08:22,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 916 states, 911 states have (on average 1.402854006586169) internal successors, (1278), 911 states have internal predecessors, (1278), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:22,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 916 states and 1282 transitions. [2022-03-20 12:08:22,025 INFO L78 Accepts]: Start accepts. Automaton has 916 states and 1282 transitions. Word has length 123 [2022-03-20 12:08:22,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 12:08:22,025 INFO L478 AbstractCegarLoop]: Abstraction has 916 states and 1282 transitions. [2022-03-20 12:08:22,026 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:22,026 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1282 transitions. [2022-03-20 12:08:22,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-03-20 12:08:22,028 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 12:08:22,029 INFO L499 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 12:08:22,029 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-20 12:08:22,029 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 12:08:22,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 12:08:22,030 INFO L85 PathProgramCache]: Analyzing trace with hash 1701076128, now seen corresponding path program 1 times [2022-03-20 12:08:22,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 12:08:22,030 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436779737] [2022-03-20 12:08:22,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:22,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 12:08:22,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:22,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 12:08:22,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:22,071 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-03-20 12:08:22,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 12:08:22,071 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436779737] [2022-03-20 12:08:22,071 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436779737] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 12:08:22,072 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 12:08:22,072 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 12:08:22,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155022808] [2022-03-20 12:08:22,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 12:08:22,072 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 12:08:22,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 12:08:22,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 12:08:22,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 12:08:22,073 INFO L87 Difference]: Start difference. First operand 916 states and 1282 transitions. Second operand has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:22,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 12:08:22,295 INFO L93 Difference]: Finished difference Result 1542 states and 2159 transitions. [2022-03-20 12:08:22,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 12:08:22,295 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 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 123 [2022-03-20 12:08:22,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 12:08:22,299 INFO L225 Difference]: With dead ends: 1542 [2022-03-20 12:08:22,299 INFO L226 Difference]: Without dead ends: 940 [2022-03-20 12:08:22,300 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 12:08:22,302 INFO L913 BasicCegarLoop]: 238 mSDtfsCounter, 217 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 217 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 12:08:22,303 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [217 Valid, 245 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 208 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 12:08:22,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 940 states. [2022-03-20 12:08:22,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 940 to 940. [2022-03-20 12:08:22,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 940 states, 935 states have (on average 1.397860962566845) internal successors, (1307), 935 states have internal predecessors, (1307), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:22,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 940 states and 1311 transitions. [2022-03-20 12:08:22,332 INFO L78 Accepts]: Start accepts. Automaton has 940 states and 1311 transitions. Word has length 123 [2022-03-20 12:08:22,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 12:08:22,333 INFO L478 AbstractCegarLoop]: Abstraction has 940 states and 1311 transitions. [2022-03-20 12:08:22,333 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:22,333 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1311 transitions. [2022-03-20 12:08:22,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-03-20 12:08:22,335 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 12:08:22,335 INFO L499 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 12:08:22,336 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-20 12:08:22,336 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 12:08:22,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 12:08:22,336 INFO L85 PathProgramCache]: Analyzing trace with hash 1166481160, now seen corresponding path program 1 times [2022-03-20 12:08:22,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 12:08:22,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129957215] [2022-03-20 12:08:22,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:22,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 12:08:22,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:22,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 12:08:22,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:22,398 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-03-20 12:08:22,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 12:08:22,398 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129957215] [2022-03-20 12:08:22,398 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1129957215] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 12:08:22,398 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 12:08:22,398 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 12:08:22,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998905270] [2022-03-20 12:08:22,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 12:08:22,399 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 12:08:22,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 12:08:22,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 12:08:22,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 12:08:22,400 INFO L87 Difference]: Start difference. First operand 940 states and 1311 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:22,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 12:08:22,641 INFO L93 Difference]: Finished difference Result 1890 states and 2642 transitions. [2022-03-20 12:08:22,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 12:08:22,642 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 125 [2022-03-20 12:08:22,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 12:08:22,647 INFO L225 Difference]: With dead ends: 1890 [2022-03-20 12:08:22,647 INFO L226 Difference]: Without dead ends: 1264 [2022-03-20 12:08:22,649 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 12:08:22,649 INFO L913 BasicCegarLoop]: 195 mSDtfsCounter, 549 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 549 SdHoareTripleChecker+Valid, 202 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 12:08:22,650 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [549 Valid, 202 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 208 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 12:08:22,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1264 states. [2022-03-20 12:08:22,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1264 to 1262. [2022-03-20 12:08:22,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1262 states, 1257 states have (on average 1.3993635640413684) internal successors, (1759), 1257 states have internal predecessors, (1759), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:22,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 1262 states and 1763 transitions. [2022-03-20 12:08:22,692 INFO L78 Accepts]: Start accepts. Automaton has 1262 states and 1763 transitions. Word has length 125 [2022-03-20 12:08:22,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 12:08:22,692 INFO L478 AbstractCegarLoop]: Abstraction has 1262 states and 1763 transitions. [2022-03-20 12:08:22,692 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:22,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1763 transitions. [2022-03-20 12:08:22,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-20 12:08:22,695 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 12:08:22,695 INFO L499 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 12:08:22,696 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-20 12:08:22,697 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 12:08:22,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 12:08:22,698 INFO L85 PathProgramCache]: Analyzing trace with hash 1151554362, now seen corresponding path program 1 times [2022-03-20 12:08:22,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 12:08:22,699 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954874103] [2022-03-20 12:08:22,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:22,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 12:08:22,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:22,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 12:08:22,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:22,765 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2022-03-20 12:08:22,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 12:08:22,791 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954874103] [2022-03-20 12:08:22,791 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954874103] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 12:08:22,791 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 12:08:22,791 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 12:08:22,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149840124] [2022-03-20 12:08:22,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 12:08:22,792 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 12:08:22,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 12:08:22,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 12:08:22,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 12:08:22,794 INFO L87 Difference]: Start difference. First operand 1262 states and 1763 transitions. Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:23,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 12:08:23,046 INFO L93 Difference]: Finished difference Result 1588 states and 2219 transitions. [2022-03-20 12:08:23,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 12:08:23,047 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 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 126 [2022-03-20 12:08:23,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 12:08:23,053 INFO L225 Difference]: With dead ends: 1588 [2022-03-20 12:08:23,053 INFO L226 Difference]: Without dead ends: 1586 [2022-03-20 12:08:23,054 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 12:08:23,055 INFO L913 BasicCegarLoop]: 193 mSDtfsCounter, 557 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 557 SdHoareTripleChecker+Valid, 200 SdHoareTripleChecker+Invalid, 232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 12:08:23,055 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [557 Valid, 200 Invalid, 232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 208 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 12:08:23,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1586 states. [2022-03-20 12:08:23,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1586 to 1584. [2022-03-20 12:08:23,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1584 states, 1579 states have (on average 1.4008866371120963) internal successors, (2212), 1579 states have internal predecessors, (2212), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:23,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1584 states and 2216 transitions. [2022-03-20 12:08:23,105 INFO L78 Accepts]: Start accepts. Automaton has 1584 states and 2216 transitions. Word has length 126 [2022-03-20 12:08:23,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 12:08:23,105 INFO L478 AbstractCegarLoop]: Abstraction has 1584 states and 2216 transitions. [2022-03-20 12:08:23,106 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:23,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 2216 transitions. [2022-03-20 12:08:23,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-03-20 12:08:23,110 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 12:08:23,110 INFO L499 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 12:08:23,110 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-20 12:08:23,110 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 12:08:23,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 12:08:23,111 INFO L85 PathProgramCache]: Analyzing trace with hash -1844687042, now seen corresponding path program 1 times [2022-03-20 12:08:23,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 12:08:23,111 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518297394] [2022-03-20 12:08:23,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:23,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 12:08:23,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:23,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 12:08:23,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:23,168 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2022-03-20 12:08:23,168 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 12:08:23,168 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518297394] [2022-03-20 12:08:23,168 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518297394] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 12:08:23,169 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 12:08:23,169 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 12:08:23,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316892291] [2022-03-20 12:08:23,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 12:08:23,169 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 12:08:23,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 12:08:23,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 12:08:23,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 12:08:23,170 INFO L87 Difference]: Start difference. First operand 1584 states and 2216 transitions. Second operand has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:23,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 12:08:23,437 INFO L93 Difference]: Finished difference Result 3336 states and 4721 transitions. [2022-03-20 12:08:23,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 12:08:23,438 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 132 [2022-03-20 12:08:23,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 12:08:23,445 INFO L225 Difference]: With dead ends: 3336 [2022-03-20 12:08:23,445 INFO L226 Difference]: Without dead ends: 1766 [2022-03-20 12:08:23,448 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 12:08:23,450 INFO L913 BasicCegarLoop]: 224 mSDtfsCounter, 242 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 227 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 242 SdHoareTripleChecker+Valid, 231 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 227 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 12:08:23,450 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [242 Valid, 231 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 227 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 12:08:23,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1766 states. [2022-03-20 12:08:23,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1766 to 1719. [2022-03-20 12:08:23,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1719 states, 1714 states have (on average 1.38389731621937) internal successors, (2372), 1714 states have internal predecessors, (2372), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:23,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1719 states and 2376 transitions. [2022-03-20 12:08:23,506 INFO L78 Accepts]: Start accepts. Automaton has 1719 states and 2376 transitions. Word has length 132 [2022-03-20 12:08:23,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 12:08:23,506 INFO L478 AbstractCegarLoop]: Abstraction has 1719 states and 2376 transitions. [2022-03-20 12:08:23,507 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:23,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 2376 transitions. [2022-03-20 12:08:23,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-03-20 12:08:23,510 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 12:08:23,510 INFO L499 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 12:08:23,510 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-20 12:08:23,510 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 12:08:23,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 12:08:23,511 INFO L85 PathProgramCache]: Analyzing trace with hash 151963944, now seen corresponding path program 1 times [2022-03-20 12:08:23,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 12:08:23,511 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531405436] [2022-03-20 12:08:23,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:23,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 12:08:23,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:23,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 12:08:23,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:23,555 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-03-20 12:08:23,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 12:08:23,556 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531405436] [2022-03-20 12:08:23,556 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531405436] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 12:08:23,556 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 12:08:23,556 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 12:08:23,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733130205] [2022-03-20 12:08:23,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 12:08:23,557 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 12:08:23,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 12:08:23,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 12:08:23,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 12:08:23,557 INFO L87 Difference]: Start difference. First operand 1719 states and 2376 transitions. Second operand has 4 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:23,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 12:08:23,810 INFO L93 Difference]: Finished difference Result 3460 states and 4785 transitions. [2022-03-20 12:08:23,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 12:08:23,810 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 136 [2022-03-20 12:08:23,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 12:08:23,817 INFO L225 Difference]: With dead ends: 3460 [2022-03-20 12:08:23,818 INFO L226 Difference]: Without dead ends: 1751 [2022-03-20 12:08:23,821 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 12:08:23,823 INFO L913 BasicCegarLoop]: 222 mSDtfsCounter, 351 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 351 SdHoareTripleChecker+Valid, 229 SdHoareTripleChecker+Invalid, 207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 12:08:23,823 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [351 Valid, 229 Invalid, 207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 12:08:23,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1751 states. [2022-03-20 12:08:23,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1751 to 1731. [2022-03-20 12:08:23,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1731 states, 1726 states have (on average 1.3789107763615296) internal successors, (2380), 1726 states have internal predecessors, (2380), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:23,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1731 states and 2384 transitions. [2022-03-20 12:08:23,932 INFO L78 Accepts]: Start accepts. Automaton has 1731 states and 2384 transitions. Word has length 136 [2022-03-20 12:08:23,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 12:08:23,932 INFO L478 AbstractCegarLoop]: Abstraction has 1731 states and 2384 transitions. [2022-03-20 12:08:23,932 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:23,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 2384 transitions. [2022-03-20 12:08:23,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-03-20 12:08:23,936 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 12:08:23,936 INFO L499 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 12:08:23,936 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-20 12:08:23,936 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 12:08:23,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 12:08:23,937 INFO L85 PathProgramCache]: Analyzing trace with hash 1593596309, now seen corresponding path program 1 times [2022-03-20 12:08:23,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 12:08:23,937 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153752636] [2022-03-20 12:08:23,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:23,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 12:08:23,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:23,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 12:08:23,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:23,987 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-03-20 12:08:23,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 12:08:23,988 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153752636] [2022-03-20 12:08:23,988 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153752636] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 12:08:23,988 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 12:08:23,988 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 12:08:23,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755547820] [2022-03-20 12:08:23,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 12:08:23,989 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 12:08:23,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 12:08:23,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 12:08:23,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 12:08:23,989 INFO L87 Difference]: Start difference. First operand 1731 states and 2384 transitions. Second operand has 4 states, 4 states have (on average 22.5) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:24,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 12:08:24,233 INFO L93 Difference]: Finished difference Result 3603 states and 5015 transitions. [2022-03-20 12:08:24,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 12:08:24,234 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.5) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 155 [2022-03-20 12:08:24,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 12:08:24,241 INFO L225 Difference]: With dead ends: 3603 [2022-03-20 12:08:24,241 INFO L226 Difference]: Without dead ends: 1886 [2022-03-20 12:08:24,245 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 12:08:24,246 INFO L913 BasicCegarLoop]: 223 mSDtfsCounter, 218 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 227 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 227 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 12:08:24,246 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [218 Valid, 230 Invalid, 249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 227 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 12:08:24,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1886 states. [2022-03-20 12:08:24,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1886 to 1876. [2022-03-20 12:08:24,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1876 states, 1871 states have (on average 1.3629075360769642) internal successors, (2550), 1871 states have internal predecessors, (2550), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:24,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 1876 states and 2554 transitions. [2022-03-20 12:08:24,306 INFO L78 Accepts]: Start accepts. Automaton has 1876 states and 2554 transitions. Word has length 155 [2022-03-20 12:08:24,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 12:08:24,307 INFO L478 AbstractCegarLoop]: Abstraction has 1876 states and 2554 transitions. [2022-03-20 12:08:24,307 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.5) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:24,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 2554 transitions. [2022-03-20 12:08:24,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-03-20 12:08:24,311 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 12:08:24,311 INFO L499 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 12:08:24,311 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-20 12:08:24,311 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 12:08:24,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 12:08:24,312 INFO L85 PathProgramCache]: Analyzing trace with hash -1653252751, now seen corresponding path program 1 times [2022-03-20 12:08:24,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 12:08:24,312 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112454735] [2022-03-20 12:08:24,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:24,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 12:08:24,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:24,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 12:08:24,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:24,370 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-03-20 12:08:24,371 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 12:08:24,371 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112454735] [2022-03-20 12:08:24,371 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112454735] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 12:08:24,371 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 12:08:24,371 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 12:08:24,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916918787] [2022-03-20 12:08:24,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 12:08:24,372 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 12:08:24,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 12:08:24,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 12:08:24,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 12:08:24,372 INFO L87 Difference]: Start difference. First operand 1876 states and 2554 transitions. Second operand has 4 states, 4 states have (on average 24.0) internal successors, (96), 3 states have internal predecessors, (96), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:24,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 12:08:24,612 INFO L93 Difference]: Finished difference Result 3893 states and 5365 transitions. [2022-03-20 12:08:24,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 12:08:24,612 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 3 states have internal predecessors, (96), 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 161 [2022-03-20 12:08:24,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 12:08:24,620 INFO L225 Difference]: With dead ends: 3893 [2022-03-20 12:08:24,620 INFO L226 Difference]: Without dead ends: 2031 [2022-03-20 12:08:24,626 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 12:08:24,627 INFO L913 BasicCegarLoop]: 211 mSDtfsCounter, 232 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 222 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 222 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 12:08:24,627 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [232 Valid, 218 Invalid, 248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 222 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 12:08:24,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2031 states. [2022-03-20 12:08:24,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2031 to 2031. [2022-03-20 12:08:24,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2031 states, 2026 states have (on average 1.3474827245804541) internal successors, (2730), 2026 states have internal predecessors, (2730), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:24,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2031 states to 2031 states and 2734 transitions. [2022-03-20 12:08:24,694 INFO L78 Accepts]: Start accepts. Automaton has 2031 states and 2734 transitions. Word has length 161 [2022-03-20 12:08:24,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 12:08:24,695 INFO L478 AbstractCegarLoop]: Abstraction has 2031 states and 2734 transitions. [2022-03-20 12:08:24,695 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 3 states have internal predecessors, (96), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:24,695 INFO L276 IsEmpty]: Start isEmpty. Operand 2031 states and 2734 transitions. [2022-03-20 12:08:24,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-03-20 12:08:24,700 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 12:08:24,700 INFO L499 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 12:08:24,700 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-20 12:08:24,700 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 12:08:24,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 12:08:24,701 INFO L85 PathProgramCache]: Analyzing trace with hash 1005440521, now seen corresponding path program 1 times [2022-03-20 12:08:24,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 12:08:24,701 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371784913] [2022-03-20 12:08:24,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:24,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 12:08:24,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:24,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 12:08:24,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:24,793 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 174 proven. 26 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-03-20 12:08:24,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 12:08:24,794 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371784913] [2022-03-20 12:08:24,795 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1371784913] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-20 12:08:24,795 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1786652828] [2022-03-20 12:08:24,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:24,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-20 12:08:24,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-20 12:08:24,803 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-20 12:08:24,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-03-20 12:08:24,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:24,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 2 conjunts are in the unsatisfiable core [2022-03-20 12:08:24,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-20 12:08:25,414 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-03-20 12:08:25,415 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-20 12:08:25,415 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1786652828] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 12:08:25,415 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-20 12:08:25,415 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-03-20 12:08:25,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664614463] [2022-03-20 12:08:25,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 12:08:25,416 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-20 12:08:25,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 12:08:25,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-20 12:08:25,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-03-20 12:08:25,417 INFO L87 Difference]: Start difference. First operand 2031 states and 2734 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:25,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 12:08:25,503 INFO L93 Difference]: Finished difference Result 4072 states and 5486 transitions. [2022-03-20 12:08:25,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-20 12:08:25,504 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 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 189 [2022-03-20 12:08:25,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 12:08:25,514 INFO L225 Difference]: With dead ends: 4072 [2022-03-20 12:08:25,514 INFO L226 Difference]: Without dead ends: 2445 [2022-03-20 12:08:25,518 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-03-20 12:08:25,519 INFO L913 BasicCegarLoop]: 383 mSDtfsCounter, 131 mSDsluCounter, 191 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 574 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-20 12:08:25,519 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [131 Valid, 574 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-20 12:08:25,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2445 states. [2022-03-20 12:08:25,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2445 to 2443. [2022-03-20 12:08:25,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2443 states, 2438 states have (on average 1.3392124692370795) internal successors, (3265), 2438 states have internal predecessors, (3265), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:25,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2443 states to 2443 states and 3269 transitions. [2022-03-20 12:08:25,605 INFO L78 Accepts]: Start accepts. Automaton has 2443 states and 3269 transitions. Word has length 189 [2022-03-20 12:08:25,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 12:08:25,605 INFO L478 AbstractCegarLoop]: Abstraction has 2443 states and 3269 transitions. [2022-03-20 12:08:25,605 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:25,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2443 states and 3269 transitions. [2022-03-20 12:08:25,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2022-03-20 12:08:25,611 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 12:08:25,611 INFO L499 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 12:08:25,642 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-03-20 12:08:25,831 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,SelfDestructingSolverStorable15 [2022-03-20 12:08:25,832 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 12:08:25,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 12:08:25,832 INFO L85 PathProgramCache]: Analyzing trace with hash -367874877, now seen corresponding path program 1 times [2022-03-20 12:08:25,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 12:08:25,832 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897826287] [2022-03-20 12:08:25,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:25,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 12:08:25,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:25,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 12:08:25,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:25,899 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-03-20 12:08:25,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 12:08:25,900 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897826287] [2022-03-20 12:08:25,900 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897826287] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 12:08:25,900 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 12:08:25,900 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 12:08:25,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950275320] [2022-03-20 12:08:25,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 12:08:25,901 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 12:08:25,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 12:08:25,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 12:08:25,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 12:08:25,902 INFO L87 Difference]: Start difference. First operand 2443 states and 3269 transitions. Second operand has 4 states, 4 states have (on average 26.25) internal successors, (105), 3 states have internal predecessors, (105), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:26,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 12:08:26,156 INFO L93 Difference]: Finished difference Result 3681 states and 4927 transitions. [2022-03-20 12:08:26,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 12:08:26,157 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.25) internal successors, (105), 3 states have internal predecessors, (105), 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 193 [2022-03-20 12:08:26,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 12:08:26,168 INFO L225 Difference]: With dead ends: 3681 [2022-03-20 12:08:26,169 INFO L226 Difference]: Without dead ends: 2855 [2022-03-20 12:08:26,172 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 12:08:26,172 INFO L913 BasicCegarLoop]: 196 mSDtfsCounter, 542 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 542 SdHoareTripleChecker+Valid, 203 SdHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 12:08:26,173 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [542 Valid, 203 Invalid, 225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 209 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 12:08:26,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2855 states. [2022-03-20 12:08:26,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2855 to 2855. [2022-03-20 12:08:26,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2855 states, 2850 states have (on average 1.34) internal successors, (3819), 2850 states have internal predecessors, (3819), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:26,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2855 states to 2855 states and 3823 transitions. [2022-03-20 12:08:26,306 INFO L78 Accepts]: Start accepts. Automaton has 2855 states and 3823 transitions. Word has length 193 [2022-03-20 12:08:26,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 12:08:26,307 INFO L478 AbstractCegarLoop]: Abstraction has 2855 states and 3823 transitions. [2022-03-20 12:08:26,307 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.25) internal successors, (105), 3 states have internal predecessors, (105), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:26,307 INFO L276 IsEmpty]: Start isEmpty. Operand 2855 states and 3823 transitions. [2022-03-20 12:08:26,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-20 12:08:26,314 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 12:08:26,315 INFO L499 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 12:08:26,315 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-20 12:08:26,315 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 12:08:26,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 12:08:26,316 INFO L85 PathProgramCache]: Analyzing trace with hash -734101191, now seen corresponding path program 1 times [2022-03-20 12:08:26,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 12:08:26,316 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566209229] [2022-03-20 12:08:26,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:26,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 12:08:26,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:26,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 12:08:26,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:26,375 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 336 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2022-03-20 12:08:26,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 12:08:26,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566209229] [2022-03-20 12:08:26,376 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566209229] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 12:08:26,376 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 12:08:26,376 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 12:08:26,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60558836] [2022-03-20 12:08:26,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 12:08:26,377 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 12:08:26,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 12:08:26,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 12:08:26,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 12:08:26,378 INFO L87 Difference]: Start difference. First operand 2855 states and 3823 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) [2022-03-20 12:08:26,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 12:08:26,674 INFO L93 Difference]: Finished difference Result 5703 states and 7635 transitions. [2022-03-20 12:08:26,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 12:08:26,675 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 234 [2022-03-20 12:08:26,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 12:08:26,685 INFO L225 Difference]: With dead ends: 5703 [2022-03-20 12:08:26,685 INFO L226 Difference]: Without dead ends: 2862 [2022-03-20 12:08:26,691 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 12:08:26,691 INFO L913 BasicCegarLoop]: 221 mSDtfsCounter, 243 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 228 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 12:08:26,691 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [243 Valid, 228 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 12:08:26,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2862 states. [2022-03-20 12:08:26,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2862 to 2855. [2022-03-20 12:08:26,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2855 states, 2850 states have (on average 1.3357894736842104) internal successors, (3807), 2850 states have internal predecessors, (3807), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:26,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2855 states to 2855 states and 3811 transitions. [2022-03-20 12:08:26,785 INFO L78 Accepts]: Start accepts. Automaton has 2855 states and 3811 transitions. Word has length 234 [2022-03-20 12:08:26,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 12:08:26,786 INFO L478 AbstractCegarLoop]: Abstraction has 2855 states and 3811 transitions. [2022-03-20 12:08:26,786 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) [2022-03-20 12:08:26,786 INFO L276 IsEmpty]: Start isEmpty. Operand 2855 states and 3811 transitions. [2022-03-20 12:08:26,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2022-03-20 12:08:26,794 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 12:08:26,794 INFO L499 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 8, 8, 7, 7, 6, 6, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 12:08:26,794 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-20 12:08:26,795 INFO L403 AbstractCegarLoop]: === Iteration 19 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 12:08:26,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 12:08:26,795 INFO L85 PathProgramCache]: Analyzing trace with hash 460801847, now seen corresponding path program 1 times [2022-03-20 12:08:26,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 12:08:26,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184260394] [2022-03-20 12:08:26,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:26,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 12:08:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:26,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 12:08:26,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:26,869 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 600 proven. 26 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2022-03-20 12:08:26,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 12:08:26,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184260394] [2022-03-20 12:08:26,870 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184260394] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-20 12:08:26,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [408166982] [2022-03-20 12:08:26,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:26,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-20 12:08:26,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-20 12:08:26,872 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-20 12:08:26,874 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-20 12:08:27,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:27,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 594 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-20 12:08:27,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-20 12:08:27,620 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 488 proven. 0 refuted. 0 times theorem prover too weak. 356 trivial. 0 not checked. [2022-03-20 12:08:27,620 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-20 12:08:27,620 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [408166982] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 12:08:27,620 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-20 12:08:27,620 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-03-20 12:08:27,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261945168] [2022-03-20 12:08:27,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 12:08:27,622 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-20 12:08:27,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 12:08:27,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-20 12:08:27,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-03-20 12:08:27,623 INFO L87 Difference]: Start difference. First operand 2855 states and 3811 transitions. Second operand has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:27,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 12:08:27,758 INFO L93 Difference]: Finished difference Result 8054 states and 10761 transitions. [2022-03-20 12:08:27,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-20 12:08:27,759 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 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 295 [2022-03-20 12:08:27,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 12:08:27,791 INFO L225 Difference]: With dead ends: 8054 [2022-03-20 12:08:27,792 INFO L226 Difference]: Without dead ends: 5213 [2022-03-20 12:08:27,800 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 300 GetRequests, 296 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-03-20 12:08:27,800 INFO L913 BasicCegarLoop]: 394 mSDtfsCounter, 114 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 599 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-20 12:08:27,801 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [114 Valid, 599 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-20 12:08:27,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5213 states. [2022-03-20 12:08:27,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5213 to 5211. [2022-03-20 12:08:27,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5211 states, 5206 states have (on average 1.333461390703035) internal successors, (6942), 5206 states have internal predecessors, (6942), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:28,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5211 states to 5211 states and 6946 transitions. [2022-03-20 12:08:28,014 INFO L78 Accepts]: Start accepts. Automaton has 5211 states and 6946 transitions. Word has length 295 [2022-03-20 12:08:28,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 12:08:28,014 INFO L478 AbstractCegarLoop]: Abstraction has 5211 states and 6946 transitions. [2022-03-20 12:08:28,015 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:28,015 INFO L276 IsEmpty]: Start isEmpty. Operand 5211 states and 6946 transitions. [2022-03-20 12:08:28,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2022-03-20 12:08:28,027 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 12:08:28,028 INFO L499 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 8, 8, 7, 7, 6, 6, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 12:08:28,058 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-20 12:08:28,255 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-20 12:08:28,256 INFO L403 AbstractCegarLoop]: === Iteration 20 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 12:08:28,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 12:08:28,256 INFO L85 PathProgramCache]: Analyzing trace with hash 741151736, now seen corresponding path program 1 times [2022-03-20 12:08:28,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 12:08:28,257 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895682801] [2022-03-20 12:08:28,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:28,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 12:08:28,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:28,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 12:08:28,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:28,327 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 600 proven. 26 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2022-03-20 12:08:28,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 12:08:28,328 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895682801] [2022-03-20 12:08:28,329 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895682801] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-20 12:08:28,329 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [687029234] [2022-03-20 12:08:28,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:28,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-20 12:08:28,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-20 12:08:28,330 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-20 12:08:28,332 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-20 12:08:28,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:28,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 595 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-20 12:08:28,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-20 12:08:28,938 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 600 proven. 26 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2022-03-20 12:08:28,938 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-20 12:08:29,423 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 600 proven. 26 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2022-03-20 12:08:29,424 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [687029234] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-20 12:08:29,424 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-20 12:08:29,424 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 7 [2022-03-20 12:08:29,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910066442] [2022-03-20 12:08:29,425 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-20 12:08:29,425 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-20 12:08:29,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 12:08:29,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-20 12:08:29,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-03-20 12:08:29,426 INFO L87 Difference]: Start difference. First operand 5211 states and 6946 transitions. Second operand has 7 states, 7 states have (on average 35.57142857142857) internal successors, (249), 6 states have internal predecessors, (249), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:30,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 12:08:30,556 INFO L93 Difference]: Finished difference Result 15993 states and 21431 transitions. [2022-03-20 12:08:30,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-20 12:08:30,557 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 35.57142857142857) internal successors, (249), 6 states have internal predecessors, (249), 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 295 [2022-03-20 12:08:30,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 12:08:30,583 INFO L225 Difference]: With dead ends: 15993 [2022-03-20 12:08:30,583 INFO L226 Difference]: Without dead ends: 10449 [2022-03-20 12:08:30,598 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 611 GetRequests, 598 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2022-03-20 12:08:30,599 INFO L913 BasicCegarLoop]: 343 mSDtfsCounter, 895 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 1116 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 895 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 1204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 1116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-20 12:08:30,600 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [895 Valid, 360 Invalid, 1204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 1116 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-20 12:08:30,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10449 states. [2022-03-20 12:08:30,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10449 to 5858. [2022-03-20 12:08:30,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5858 states, 5853 states have (on average 1.340679993165898) internal successors, (7847), 5853 states have internal predecessors, (7847), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:30,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5858 states to 5858 states and 7851 transitions. [2022-03-20 12:08:30,825 INFO L78 Accepts]: Start accepts. Automaton has 5858 states and 7851 transitions. Word has length 295 [2022-03-20 12:08:30,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 12:08:30,825 INFO L478 AbstractCegarLoop]: Abstraction has 5858 states and 7851 transitions. [2022-03-20 12:08:30,826 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 35.57142857142857) internal successors, (249), 6 states have internal predecessors, (249), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:30,826 INFO L276 IsEmpty]: Start isEmpty. Operand 5858 states and 7851 transitions. [2022-03-20 12:08:30,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2022-03-20 12:08:30,867 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 12:08:30,868 INFO L499 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 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] [2022-03-20 12:08:30,894 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-20 12:08:31,079 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-20 12:08:31,080 INFO L403 AbstractCegarLoop]: === Iteration 21 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 12:08:31,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 12:08:31,080 INFO L85 PathProgramCache]: Analyzing trace with hash 1997367070, now seen corresponding path program 1 times [2022-03-20 12:08:31,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 12:08:31,081 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835664850] [2022-03-20 12:08:31,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:31,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 12:08:31,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:31,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 12:08:31,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:31,156 INFO L134 CoverageAnalysis]: Checked inductivity of 986 backedges. 691 proven. 16 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2022-03-20 12:08:31,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 12:08:31,156 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835664850] [2022-03-20 12:08:31,156 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835664850] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-20 12:08:31,156 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2079933781] [2022-03-20 12:08:31,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:31,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-20 12:08:31,157 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-20 12:08:31,158 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-20 12:08:31,160 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-20 12:08:31,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:31,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-20 12:08:31,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-20 12:08:31,722 INFO L134 CoverageAnalysis]: Checked inductivity of 986 backedges. 691 proven. 16 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2022-03-20 12:08:31,723 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-20 12:08:32,174 INFO L134 CoverageAnalysis]: Checked inductivity of 986 backedges. 691 proven. 16 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2022-03-20 12:08:32,174 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2079933781] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-20 12:08:32,174 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-20 12:08:32,175 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 7 [2022-03-20 12:08:32,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482892461] [2022-03-20 12:08:32,175 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-20 12:08:32,176 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-20 12:08:32,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 12:08:32,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-20 12:08:32,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-03-20 12:08:32,177 INFO L87 Difference]: Start difference. First operand 5858 states and 7851 transitions. Second operand has 7 states, 7 states have (on average 31.142857142857142) internal successors, (218), 6 states have internal predecessors, (218), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:33,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 12:08:33,656 INFO L93 Difference]: Finished difference Result 21434 states and 28889 transitions. [2022-03-20 12:08:33,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-20 12:08:33,657 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 31.142857142857142) internal successors, (218), 6 states have internal predecessors, (218), 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 325 [2022-03-20 12:08:33,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 12:08:33,694 INFO L225 Difference]: With dead ends: 21434 [2022-03-20 12:08:33,694 INFO L226 Difference]: Without dead ends: 15590 [2022-03-20 12:08:33,712 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 671 GetRequests, 658 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2022-03-20 12:08:33,712 INFO L913 BasicCegarLoop]: 562 mSDtfsCounter, 726 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 1609 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 726 SdHoareTripleChecker+Valid, 579 SdHoareTripleChecker+Invalid, 1676 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 1609 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-20 12:08:33,713 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [726 Valid, 579 Invalid, 1676 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 1609 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-20 12:08:33,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15590 states. [2022-03-20 12:08:34,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15590 to 8823. [2022-03-20 12:08:34,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8823 states, 8818 states have (on average 1.3168518938534814) internal successors, (11612), 8818 states have internal predecessors, (11612), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:34,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8823 states to 8823 states and 11616 transitions. [2022-03-20 12:08:34,097 INFO L78 Accepts]: Start accepts. Automaton has 8823 states and 11616 transitions. Word has length 325 [2022-03-20 12:08:34,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 12:08:34,097 INFO L478 AbstractCegarLoop]: Abstraction has 8823 states and 11616 transitions. [2022-03-20 12:08:34,098 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 31.142857142857142) internal successors, (218), 6 states have internal predecessors, (218), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:34,098 INFO L276 IsEmpty]: Start isEmpty. Operand 8823 states and 11616 transitions. [2022-03-20 12:08:34,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2022-03-20 12:08:34,114 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 12:08:34,114 INFO L499 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 12:08:34,150 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-03-20 12:08:34,339 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-20 12:08:34,340 INFO L403 AbstractCegarLoop]: === Iteration 22 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 12:08:34,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 12:08:34,340 INFO L85 PathProgramCache]: Analyzing trace with hash 639516366, now seen corresponding path program 1 times [2022-03-20 12:08:34,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 12:08:34,340 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122065011] [2022-03-20 12:08:34,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:34,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 12:08:34,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:34,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 12:08:34,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:34,435 INFO L134 CoverageAnalysis]: Checked inductivity of 1248 backedges. 771 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2022-03-20 12:08:34,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 12:08:34,435 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122065011] [2022-03-20 12:08:34,435 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122065011] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 12:08:34,436 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 12:08:34,436 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 12:08:34,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601611243] [2022-03-20 12:08:34,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 12:08:34,437 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 12:08:34,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 12:08:34,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 12:08:34,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 12:08:34,437 INFO L87 Difference]: Start difference. First operand 8823 states and 11616 transitions. Second operand has 4 states, 4 states have (on average 38.0) internal successors, (152), 3 states have internal predecessors, (152), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:34,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 12:08:34,804 INFO L93 Difference]: Finished difference Result 14449 states and 19238 transitions. [2022-03-20 12:08:34,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 12:08:34,805 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 38.0) internal successors, (152), 3 states have internal predecessors, (152), 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 363 [2022-03-20 12:08:34,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 12:08:34,816 INFO L225 Difference]: With dead ends: 14449 [2022-03-20 12:08:34,816 INFO L226 Difference]: Without dead ends: 5010 [2022-03-20 12:08:34,834 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 12:08:34,835 INFO L913 BasicCegarLoop]: 223 mSDtfsCounter, 227 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 231 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 227 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 12:08:34,836 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [227 Valid, 230 Invalid, 254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 231 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 12:08:34,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5010 states. [2022-03-20 12:08:34,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5010 to 4783. [2022-03-20 12:08:34,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4783 states, 4778 states have (on average 1.3110087902888237) internal successors, (6264), 4778 states have internal predecessors, (6264), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:34,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4783 states to 4783 states and 6268 transitions. [2022-03-20 12:08:34,973 INFO L78 Accepts]: Start accepts. Automaton has 4783 states and 6268 transitions. Word has length 363 [2022-03-20 12:08:34,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 12:08:34,973 INFO L478 AbstractCegarLoop]: Abstraction has 4783 states and 6268 transitions. [2022-03-20 12:08:34,974 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 38.0) internal successors, (152), 3 states have internal predecessors, (152), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:34,974 INFO L276 IsEmpty]: Start isEmpty. Operand 4783 states and 6268 transitions. [2022-03-20 12:08:34,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2022-03-20 12:08:34,987 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 12:08:34,987 INFO L499 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 10, 10, 9, 9, 8, 8, 6, 6, 6, 6, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 12:08:34,988 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-20 12:08:34,988 INFO L403 AbstractCegarLoop]: === Iteration 23 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 12:08:34,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 12:08:34,988 INFO L85 PathProgramCache]: Analyzing trace with hash -605306997, now seen corresponding path program 1 times [2022-03-20 12:08:34,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 12:08:34,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325842402] [2022-03-20 12:08:34,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:34,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 12:08:35,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:35,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 12:08:35,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:35,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1313 backedges. 804 proven. 0 refuted. 0 times theorem prover too weak. 509 trivial. 0 not checked. [2022-03-20 12:08:35,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 12:08:35,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325842402] [2022-03-20 12:08:35,064 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325842402] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 12:08:35,065 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 12:08:35,065 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 12:08:35,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130721384] [2022-03-20 12:08:35,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 12:08:35,066 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 12:08:35,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 12:08:35,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 12:08:35,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 12:08:35,067 INFO L87 Difference]: Start difference. First operand 4783 states and 6268 transitions. Second operand has 4 states, 4 states have (on average 42.5) internal successors, (170), 3 states have internal predecessors, (170), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:35,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 12:08:35,438 INFO L93 Difference]: Finished difference Result 10164 states and 13419 transitions. [2022-03-20 12:08:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 12:08:35,438 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.5) internal successors, (170), 3 states have internal predecessors, (170), 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 364 [2022-03-20 12:08:35,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 12:08:35,453 INFO L225 Difference]: With dead ends: 10164 [2022-03-20 12:08:35,453 INFO L226 Difference]: Without dead ends: 5395 [2022-03-20 12:08:35,465 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 12:08:35,466 INFO L913 BasicCegarLoop]: 220 mSDtfsCounter, 215 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 231 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 227 SdHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 12:08:35,466 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [215 Valid, 227 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 231 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 12:08:35,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5395 states. [2022-03-20 12:08:35,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5395 to 5361. [2022-03-20 12:08:35,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5361 states, 5356 states have (on average 1.2933159073935774) internal successors, (6927), 5356 states have internal predecessors, (6927), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:35,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5361 states to 5361 states and 6931 transitions. [2022-03-20 12:08:35,606 INFO L78 Accepts]: Start accepts. Automaton has 5361 states and 6931 transitions. Word has length 364 [2022-03-20 12:08:35,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 12:08:35,606 INFO L478 AbstractCegarLoop]: Abstraction has 5361 states and 6931 transitions. [2022-03-20 12:08:35,607 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.5) internal successors, (170), 3 states have internal predecessors, (170), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:35,607 INFO L276 IsEmpty]: Start isEmpty. Operand 5361 states and 6931 transitions. [2022-03-20 12:08:35,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2022-03-20 12:08:35,621 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 12:08:35,621 INFO L499 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 11, 11, 10, 10, 9, 9, 7, 7, 7, 7, 5, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 12:08:35,621 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-20 12:08:35,621 INFO L403 AbstractCegarLoop]: === Iteration 24 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 12:08:35,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 12:08:35,622 INFO L85 PathProgramCache]: Analyzing trace with hash -532180856, now seen corresponding path program 1 times [2022-03-20 12:08:35,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 12:08:35,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035199203] [2022-03-20 12:08:35,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:35,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 12:08:35,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:35,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 12:08:35,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:35,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1588 backedges. 943 proven. 0 refuted. 0 times theorem prover too weak. 645 trivial. 0 not checked. [2022-03-20 12:08:35,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 12:08:35,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035199203] [2022-03-20 12:08:35,686 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1035199203] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 12:08:35,686 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 12:08:35,686 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 12:08:35,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003481777] [2022-03-20 12:08:35,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 12:08:35,687 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 12:08:35,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 12:08:35,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 12:08:35,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 12:08:35,688 INFO L87 Difference]: Start difference. First operand 5361 states and 6931 transitions. Second operand has 4 states, 4 states have (on average 44.25) internal successors, (177), 3 states have internal predecessors, (177), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:36,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 12:08:36,006 INFO L93 Difference]: Finished difference Result 10703 states and 13832 transitions. [2022-03-20 12:08:36,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 12:08:36,006 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 44.25) internal successors, (177), 3 states have internal predecessors, (177), 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 395 [2022-03-20 12:08:36,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 12:08:36,017 INFO L225 Difference]: With dead ends: 10703 [2022-03-20 12:08:36,018 INFO L226 Difference]: Without dead ends: 5356 [2022-03-20 12:08:36,028 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 12:08:36,029 INFO L913 BasicCegarLoop]: 220 mSDtfsCounter, 215 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 227 SdHoareTripleChecker+Invalid, 250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-20 12:08:36,029 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [215 Valid, 227 Invalid, 250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-20 12:08:36,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5356 states. [2022-03-20 12:08:36,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5356 to 4634. [2022-03-20 12:08:36,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4634 states, 4629 states have (on average 1.2670123136746598) internal successors, (5865), 4629 states have internal predecessors, (5865), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:36,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4634 states to 4634 states and 5869 transitions. [2022-03-20 12:08:36,202 INFO L78 Accepts]: Start accepts. Automaton has 4634 states and 5869 transitions. Word has length 395 [2022-03-20 12:08:36,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 12:08:36,202 INFO L478 AbstractCegarLoop]: Abstraction has 4634 states and 5869 transitions. [2022-03-20 12:08:36,202 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 44.25) internal successors, (177), 3 states have internal predecessors, (177), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:36,203 INFO L276 IsEmpty]: Start isEmpty. Operand 4634 states and 5869 transitions. [2022-03-20 12:08:36,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2022-03-20 12:08:36,217 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 12:08:36,217 INFO L499 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 12, 12, 11, 11, 10, 10, 8, 8, 8, 8, 6, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 12:08:36,217 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-20 12:08:36,217 INFO L403 AbstractCegarLoop]: === Iteration 25 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 12:08:36,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 12:08:36,218 INFO L85 PathProgramCache]: Analyzing trace with hash 1679315111, now seen corresponding path program 1 times [2022-03-20 12:08:36,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 12:08:36,218 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854527611] [2022-03-20 12:08:36,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:36,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 12:08:36,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:36,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 12:08:36,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:36,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1898 backedges. 518 proven. 22 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2022-03-20 12:08:36,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 12:08:36,312 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854527611] [2022-03-20 12:08:36,312 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1854527611] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-20 12:08:36,312 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1277169716] [2022-03-20 12:08:36,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 12:08:36,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-20 12:08:36,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-20 12:08:36,314 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-20 12:08:36,315 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-20 12:08:36,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 12:08:36,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 772 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-20 12:08:36,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-20 12:08:37,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1898 backedges. 518 proven. 22 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2022-03-20 12:08:37,017 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-20 12:08:37,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1898 backedges. 518 proven. 22 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2022-03-20 12:08:37,474 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1277169716] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-20 12:08:37,474 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-20 12:08:37,474 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 9 [2022-03-20 12:08:37,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016683980] [2022-03-20 12:08:37,475 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-20 12:08:37,476 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-03-20 12:08:37,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 12:08:37,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-03-20 12:08:37,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-03-20 12:08:37,477 INFO L87 Difference]: Start difference. First operand 4634 states and 5869 transitions. Second operand has 9 states, 9 states have (on average 30.22222222222222) internal successors, (272), 8 states have internal predecessors, (272), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:38,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 12:08:38,587 INFO L93 Difference]: Finished difference Result 9168 states and 11605 transitions. [2022-03-20 12:08:38,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-20 12:08:38,588 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 30.22222222222222) internal successors, (272), 8 states have internal predecessors, (272), 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 428 [2022-03-20 12:08:38,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 12:08:38,589 INFO L225 Difference]: With dead ends: 9168 [2022-03-20 12:08:38,589 INFO L226 Difference]: Without dead ends: 0 [2022-03-20 12:08:38,603 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 871 GetRequests, 859 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2022-03-20 12:08:38,604 INFO L913 BasicCegarLoop]: 345 mSDtfsCounter, 459 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 1913 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 459 SdHoareTripleChecker+Valid, 372 SdHoareTripleChecker+Invalid, 1967 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 1913 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-20 12:08:38,608 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [459 Valid, 372 Invalid, 1967 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 1913 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-20 12:08:38,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-03-20 12:08:38,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-03-20 12:08:38,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-20 12:08:38,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-03-20 12:08:38,609 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 428 [2022-03-20 12:08:38,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 12:08:38,609 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-03-20 12:08:38,610 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 30.22222222222222) internal successors, (272), 8 states have internal predecessors, (272), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 12:08:38,610 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-03-20 12:08:38,610 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-03-20 12:08:38,613 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-03-20 12:08:38,651 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-03-20 12:08:38,827 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,SelfDestructingSolverStorable24 [2022-03-20 12:08:38,830 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-03-20 12:08:55,831 INFO L878 garLoopResultBuilder]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|)) [2022-03-20 12:08:55,831 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2022-03-20 12:08:55,831 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2022-03-20 12:08:55,831 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-03-20 12:08:55,831 INFO L885 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-03-20 12:08:55,831 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-03-20 12:08:55,831 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-03-20 12:08:55,831 INFO L885 garLoopResultBuilder]: At program point mainENTRY(lines 639 650) the Hoare annotation is: true [2022-03-20 12:08:55,831 INFO L885 garLoopResultBuilder]: At program point L646(line 646) the Hoare annotation is: true [2022-03-20 12:08:55,832 INFO L882 garLoopResultBuilder]: For program point L646-1(line 646) no Hoare annotation was computed. [2022-03-20 12:08:55,832 INFO L882 garLoopResultBuilder]: For program point mainFINAL(lines 639 650) no Hoare annotation was computed. [2022-03-20 12:08:55,832 INFO L882 garLoopResultBuilder]: For program point mainEXIT(lines 639 650) no Hoare annotation was computed. [2022-03-20 12:08:55,832 INFO L885 garLoopResultBuilder]: At program point ssl3_acceptENTRY(lines 22 638) the Hoare annotation is: true [2022-03-20 12:08:55,832 INFO L882 garLoopResultBuilder]: For program point L93(lines 93 99) no Hoare annotation was computed. [2022-03-20 12:08:55,832 INFO L882 garLoopResultBuilder]: For program point L96-2(lines 93 99) no Hoare annotation was computed. [2022-03-20 12:08:55,832 INFO L882 garLoopResultBuilder]: For program point L96(lines 96 98) no Hoare annotation was computed. [2022-03-20 12:08:55,832 INFO L882 garLoopResultBuilder]: For program point L101(lines 101 105) no Hoare annotation was computed. [2022-03-20 12:08:55,832 INFO L882 garLoopResultBuilder]: For program point L102(lines 102 104) no Hoare annotation was computed. [2022-03-20 12:08:55,832 INFO L882 garLoopResultBuilder]: For program point L101-1(lines 83 637) no Hoare annotation was computed. [2022-03-20 12:08:55,832 INFO L882 garLoopResultBuilder]: For program point ssl3_acceptFINAL(lines 22 638) no Hoare annotation was computed. [2022-03-20 12:08:55,833 INFO L878 garLoopResultBuilder]: At program point L110-2(lines 110 625) the Hoare annotation is: (let ((.cse11 (<= ssl3_accept_~s__state~0 8672)) (.cse12 (<= 8672 ssl3_accept_~s__state~0)) (.cse10 (= ssl3_accept_~s__state~0 8592)) (.cse19 (= ssl3_accept_~s__state~0 8544)) (.cse15 (not (<= 8544 ssl3_accept_~s__state~0))) (.cse20 (= 8560 ssl3_accept_~s__state~0)) (.cse1 (<= 8640 ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse2 (< ssl3_accept_~s__s3__tmp__next_state___0~0 8656)) (.cse16 (= ssl3_accept_~s__state~0 8528)) (.cse18 (= ssl3_accept_~s__state~0 8512)) (.cse23 (= ssl3_accept_~s__state~0 8608)) (.cse17 (<= 8656 ssl3_accept_~s__state~0)) (.cse14 (= 2 ssl3_accept_~blastFlag~0)) (.cse4 (<= 8640 ssl3_accept_~s__state~0)) (.cse0 (<= ssl3_accept_~blastFlag~0 4)) (.cse6 (<= ssl3_accept_~s__state~0 8656)) (.cse3 (= ssl3_accept_~s__state~0 3)) (.cse21 (= 8448 ssl3_accept_~s__state~0)) (.cse5 (<= ssl3_accept_~blastFlag~0 7)) (.cse13 (<= ssl3_accept_~s__state~0 8576)) (.cse7 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse8 (<= 6 ssl3_accept_~blastFlag~0)) (.cse22 (< 8496 ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse9 (= ssl3_accept_~s__hit~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse5 .cse7 .cse8 .cse10 .cse9) (and .cse0 .cse11 .cse12) (and .cse13 .cse14 .cse7 .cse15 .cse9) (and (<= ssl3_accept_~blastFlag~0 6) .cse16 .cse8 .cse9) (and .cse0 .cse17 .cse6 .cse2 .cse9) (and .cse5 .cse18 .cse8 .cse2 .cse9) (= ssl3_accept_~blastFlag~0 0) (and .cse4 .cse0 .cse1 (< ssl3_accept_~s__state~0 8656) .cse2) (and .cse19 .cse14 .cse9) (and .cse11 .cse12 .cse2 .cse9) (and .cse5 .cse8 .cse20 .cse9) (and .cse14 .cse7 .cse10 .cse9) (and .cse19 .cse5 .cse8 .cse9) (and .cse5 .cse13 .cse7 .cse8 .cse15 .cse9) (and .cse5 .cse16 .cse8 .cse2 .cse9) (and .cse14 .cse20 .cse9) (and (= ssl3_accept_~blastFlag~0 1) (= 8496 ssl3_accept_~s__state~0)) (and .cse17 .cse5 .cse6 .cse8 .cse2 .cse9) (and .cse0 .cse21 .cse1 .cse2) (and .cse13 .cse14 .cse7 .cse22 .cse9) (and .cse5 .cse7 .cse8 .cse23 .cse9) (and .cse14 .cse16 .cse9) (and .cse14 .cse18 .cse9) (and .cse14 .cse7 .cse23 .cse9) (and .cse17 .cse6 .cse14) (and .cse4 .cse0 .cse6 .cse7 .cse9) (and .cse7 .cse3 .cse9) (and .cse21 (= 3 ssl3_accept_~s__s3__tmp__next_state___0~0) .cse9) (and .cse5 .cse13 .cse7 .cse8 .cse22 .cse9))) [2022-03-20 12:08:55,833 INFO L882 garLoopResultBuilder]: For program point ssl3_acceptEXIT(lines 22 638) no Hoare annotation was computed. [2022-03-20 12:08:55,833 INFO L885 garLoopResultBuilder]: At program point L626(lines 109 627) the Hoare annotation is: true [2022-03-20 12:08:55,833 INFO L882 garLoopResultBuilder]: For program point L111(line 111) no Hoare annotation was computed. [2022-03-20 12:08:55,833 INFO L882 garLoopResultBuilder]: For program point L631(lines 631 633) no Hoare annotation was computed. [2022-03-20 12:08:55,833 INFO L882 garLoopResultBuilder]: For program point L113(lines 113 606) no Hoare annotation was computed. [2022-03-20 12:08:55,833 INFO L882 garLoopResultBuilder]: For program point L631-2(lines 631 633) no Hoare annotation was computed. [2022-03-20 12:08:55,833 INFO L878 garLoopResultBuilder]: At program point L114(lines 113 606) the Hoare annotation is: (and (= ssl3_accept_~blastFlag~0 0) (<= 8672 ssl3_accept_~s__state~0)) [2022-03-20 12:08:55,833 INFO L882 garLoopResultBuilder]: For program point L116(lines 116 605) no Hoare annotation was computed. [2022-03-20 12:08:55,833 INFO L878 garLoopResultBuilder]: At program point L222(lines 116 605) the Hoare annotation is: (let ((.cse1 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse3 (= ssl3_accept_~s__hit~0 0)) (.cse0 (= ssl3_accept_~blastFlag~0 0)) (.cse2 (< ssl3_accept_~s__state~0 8544))) (or (and .cse0 (<= 8672 ssl3_accept_~s__state~0)) (and (<= ssl3_accept_~blastFlag~0 7) .cse1 (<= 6 ssl3_accept_~blastFlag~0) .cse2 .cse3) (and (= 2 ssl3_accept_~blastFlag~0) .cse1 .cse2 .cse3) (and .cse0 .cse2))) [2022-03-20 12:08:55,834 INFO L882 garLoopResultBuilder]: For program point L119(lines 119 604) no Hoare annotation was computed. [2022-03-20 12:08:55,834 INFO L882 garLoopResultBuilder]: For program point L227(lines 227 229) no Hoare annotation was computed. [2022-03-20 12:08:55,834 INFO L882 garLoopResultBuilder]: For program point L122(lines 122 603) no Hoare annotation was computed. [2022-03-20 12:08:55,834 INFO L882 garLoopResultBuilder]: For program point L227-2(lines 227 229) no Hoare annotation was computed. [2022-03-20 12:08:55,834 INFO L882 garLoopResultBuilder]: For program point L125(lines 125 602) no Hoare annotation was computed. [2022-03-20 12:08:55,834 INFO L882 garLoopResultBuilder]: For program point L232(lines 232 234) no Hoare annotation was computed. [2022-03-20 12:08:55,834 INFO L882 garLoopResultBuilder]: For program point L128(lines 128 601) no Hoare annotation was computed. [2022-03-20 12:08:55,834 INFO L882 garLoopResultBuilder]: For program point L237(lines 237 248) no Hoare annotation was computed. [2022-03-20 12:08:55,834 INFO L878 garLoopResultBuilder]: At program point L132(lines 128 601) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse1 (not (<= 8544 ssl3_accept_~s__state~0))) (.cse2 (= ssl3_accept_~s__hit~0 0))) (or (and (<= ssl3_accept_~blastFlag~0 7) .cse0 (<= 6 ssl3_accept_~blastFlag~0) .cse1 .cse2) (and (= ssl3_accept_~blastFlag~0 0) .cse1) (and (= 2 ssl3_accept_~blastFlag~0) .cse0 .cse1 .cse2))) [2022-03-20 12:08:55,834 INFO L882 garLoopResultBuilder]: For program point L131(lines 131 600) no Hoare annotation was computed. [2022-03-20 12:08:55,834 INFO L882 garLoopResultBuilder]: For program point L239(lines 239 242) no Hoare annotation was computed. [2022-03-20 12:08:55,835 INFO L882 garLoopResultBuilder]: For program point L237-2(lines 219 569) no Hoare annotation was computed. [2022-03-20 12:08:55,835 INFO L882 garLoopResultBuilder]: For program point L270(lines 270 272) no Hoare annotation was computed. [2022-03-20 12:08:55,835 INFO L882 garLoopResultBuilder]: For program point L134(lines 134 599) no Hoare annotation was computed. [2022-03-20 12:08:55,835 INFO L882 garLoopResultBuilder]: For program point L243(lines 243 246) no Hoare annotation was computed. [2022-03-20 12:08:55,835 INFO L882 garLoopResultBuilder]: For program point L254(lines 254 264) no Hoare annotation was computed. [2022-03-20 12:08:55,835 INFO L878 garLoopResultBuilder]: At program point L570(lines 110 625) the Hoare annotation is: (let ((.cse11 (<= ssl3_accept_~s__state~0 8672)) (.cse12 (<= 8672 ssl3_accept_~s__state~0)) (.cse10 (= ssl3_accept_~s__state~0 8592)) (.cse19 (= ssl3_accept_~s__state~0 8544)) (.cse15 (not (<= 8544 ssl3_accept_~s__state~0))) (.cse20 (= 8560 ssl3_accept_~s__state~0)) (.cse1 (<= 8640 ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse2 (< ssl3_accept_~s__s3__tmp__next_state___0~0 8656)) (.cse16 (= ssl3_accept_~s__state~0 8528)) (.cse18 (= ssl3_accept_~s__state~0 8512)) (.cse23 (= ssl3_accept_~s__state~0 8608)) (.cse17 (<= 8656 ssl3_accept_~s__state~0)) (.cse14 (= 2 ssl3_accept_~blastFlag~0)) (.cse4 (<= 8640 ssl3_accept_~s__state~0)) (.cse0 (<= ssl3_accept_~blastFlag~0 4)) (.cse6 (<= ssl3_accept_~s__state~0 8656)) (.cse3 (= ssl3_accept_~s__state~0 3)) (.cse21 (= 8448 ssl3_accept_~s__state~0)) (.cse5 (<= ssl3_accept_~blastFlag~0 7)) (.cse13 (<= ssl3_accept_~s__state~0 8576)) (.cse7 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse8 (<= 6 ssl3_accept_~blastFlag~0)) (.cse22 (< 8496 ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse9 (= ssl3_accept_~s__hit~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse5 .cse7 .cse8 .cse10 .cse9) (and .cse0 .cse11 .cse12) (and .cse13 .cse14 .cse7 .cse15 .cse9) (and (<= ssl3_accept_~blastFlag~0 6) .cse16 .cse8 .cse9) (and .cse0 .cse17 .cse6 .cse2 .cse9) (and .cse5 .cse18 .cse8 .cse2 .cse9) (= ssl3_accept_~blastFlag~0 0) (and .cse4 .cse0 .cse1 (< ssl3_accept_~s__state~0 8656) .cse2) (and .cse19 .cse14 .cse9) (and .cse11 .cse12 .cse2 .cse9) (and .cse5 .cse8 .cse20 .cse9) (and .cse14 .cse7 .cse10 .cse9) (and .cse19 .cse5 .cse8 .cse9) (and .cse5 .cse13 .cse7 .cse8 .cse15 .cse9) (and .cse5 .cse16 .cse8 .cse2 .cse9) (and .cse14 .cse20 .cse9) (and (= ssl3_accept_~blastFlag~0 1) (= 8496 ssl3_accept_~s__state~0)) (and .cse17 .cse5 .cse6 .cse8 .cse2 .cse9) (and .cse0 .cse21 .cse1 .cse2) (and .cse13 .cse14 .cse7 .cse22 .cse9) (and .cse5 .cse7 .cse8 .cse23 .cse9) (and .cse14 .cse16 .cse9) (and .cse14 .cse18 .cse9) (and .cse14 .cse7 .cse23 .cse9) (and .cse17 .cse6 .cse14) (and .cse4 .cse0 .cse6 .cse7 .cse9) (and .cse7 .cse3 .cse9) (and .cse21 (= 3 ssl3_accept_~s__s3__tmp__next_state___0~0) .cse9) (and .cse5 .cse13 .cse7 .cse8 .cse22 .cse9))) [2022-03-20 12:08:55,835 INFO L878 garLoopResultBuilder]: At program point L135(lines 134 599) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~s__state~0 8576))) (or (and (= ssl3_accept_~blastFlag~0 0) .cse0) (and .cse0 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) (= ssl3_accept_~s__hit~0 0)))) [2022-03-20 12:08:55,835 INFO L882 garLoopResultBuilder]: For program point L137(lines 137 598) no Hoare annotation was computed. [2022-03-20 12:08:55,835 INFO L882 garLoopResultBuilder]: For program point L255(lines 255 258) no Hoare annotation was computed. [2022-03-20 12:08:55,836 INFO L882 garLoopResultBuilder]: For program point L608(lines 608 622) no Hoare annotation was computed. [2022-03-20 12:08:55,836 INFO L882 garLoopResultBuilder]: For program point L607(lines 607 623) no Hoare annotation was computed. [2022-03-20 12:08:55,836 INFO L878 garLoopResultBuilder]: At program point L144(lines 137 598) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse1 (not (<= 8544 ssl3_accept_~s__state~0))) (.cse2 (= ssl3_accept_~s__hit~0 0))) (or (and (<= ssl3_accept_~blastFlag~0 7) .cse0 (<= 6 ssl3_accept_~blastFlag~0) .cse1 .cse2) (and (= ssl3_accept_~blastFlag~0 0) .cse1) (and (= 2 ssl3_accept_~blastFlag~0) .cse0 .cse1 .cse2))) [2022-03-20 12:08:55,836 INFO L882 garLoopResultBuilder]: For program point L140(lines 140 597) no Hoare annotation was computed. [2022-03-20 12:08:55,836 INFO L882 garLoopResultBuilder]: For program point L609(lines 609 614) no Hoare annotation was computed. [2022-03-20 12:08:55,836 INFO L882 garLoopResultBuilder]: For program point L285(lines 285 287) no Hoare annotation was computed. [2022-03-20 12:08:55,836 INFO L882 garLoopResultBuilder]: For program point L143(lines 143 596) no Hoare annotation was computed. [2022-03-20 12:08:55,836 INFO L882 garLoopResultBuilder]: For program point L611(lines 611 613) no Hoare annotation was computed. [2022-03-20 12:08:55,836 INFO L882 garLoopResultBuilder]: For program point L609-2(lines 608 622) no Hoare annotation was computed. [2022-03-20 12:08:55,836 INFO L882 garLoopResultBuilder]: For program point L285-2(lines 219 569) no Hoare annotation was computed. [2022-03-20 12:08:55,836 INFO L882 garLoopResultBuilder]: For program point L146(lines 146 595) no Hoare annotation was computed. [2022-03-20 12:08:55,836 INFO L882 garLoopResultBuilder]: For program point L616(lines 616 620) no Hoare annotation was computed. [2022-03-20 12:08:55,837 INFO L878 garLoopResultBuilder]: At program point L150(lines 146 595) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse1 (not (<= 8544 ssl3_accept_~s__state~0))) (.cse2 (= ssl3_accept_~s__hit~0 0))) (or (and (<= ssl3_accept_~blastFlag~0 7) .cse0 (<= 6 ssl3_accept_~blastFlag~0) .cse1 .cse2) (and (= ssl3_accept_~blastFlag~0 0) .cse1) (and (= ssl3_accept_~blastFlag~0 1) .cse1) (and (= 2 ssl3_accept_~blastFlag~0) .cse0 .cse1 .cse2))) [2022-03-20 12:08:55,837 INFO L882 garLoopResultBuilder]: For program point L149(lines 149 594) no Hoare annotation was computed. [2022-03-20 12:08:55,837 INFO L882 garLoopResultBuilder]: For program point L298(lines 298 300) no Hoare annotation was computed. [2022-03-20 12:08:55,837 INFO L882 garLoopResultBuilder]: For program point L152(lines 152 593) no Hoare annotation was computed. [2022-03-20 12:08:55,837 INFO L882 garLoopResultBuilder]: For program point L298-2(lines 219 569) no Hoare annotation was computed. [2022-03-20 12:08:55,837 INFO L878 garLoopResultBuilder]: At program point L156(lines 152 593) the Hoare annotation is: (let ((.cse0 (not (<= ssl3_accept_~s__state~0 8496))) (.cse1 (not (<= 8544 ssl3_accept_~s__state~0))) (.cse2 (= ssl3_accept_~s__hit~0 0))) (or (and (= ssl3_accept_~blastFlag~0 0) .cse0 .cse1) (and (<= ssl3_accept_~blastFlag~0 7) (<= 6 ssl3_accept_~blastFlag~0) .cse0 .cse1 (< ssl3_accept_~s__s3__tmp__next_state___0~0 8656) .cse2) (and (= 2 ssl3_accept_~blastFlag~0) .cse0 .cse1 .cse2))) [2022-03-20 12:08:55,837 INFO L882 garLoopResultBuilder]: For program point L155(lines 155 592) no Hoare annotation was computed. [2022-03-20 12:08:55,837 INFO L882 garLoopResultBuilder]: For program point L304(lines 304 308) no Hoare annotation was computed. [2022-03-20 12:08:55,837 INFO L882 garLoopResultBuilder]: For program point L315(lines 315 325) no Hoare annotation was computed. [2022-03-20 12:08:55,837 INFO L882 garLoopResultBuilder]: For program point L158(lines 158 591) no Hoare annotation was computed. [2022-03-20 12:08:55,837 INFO L882 garLoopResultBuilder]: For program point L304-2(lines 304 308) no Hoare annotation was computed. [2022-03-20 12:08:55,837 INFO L882 garLoopResultBuilder]: For program point L315-2(lines 315 325) no Hoare annotation was computed. [2022-03-20 12:08:55,837 INFO L882 garLoopResultBuilder]: For program point L319(lines 319 321) no Hoare annotation was computed. [2022-03-20 12:08:55,838 INFO L878 garLoopResultBuilder]: At program point L162(lines 158 591) the Hoare annotation is: (let ((.cse0 (<= 6 ssl3_accept_~blastFlag~0)) (.cse1 (not (<= ssl3_accept_~s__state~0 8496))) (.cse2 (not (<= 8544 ssl3_accept_~s__state~0))) (.cse3 (= ssl3_accept_~s__hit~0 0))) (or (and (<= ssl3_accept_~blastFlag~0 6) .cse0 .cse1 .cse2 .cse3) (and (= ssl3_accept_~blastFlag~0 0) .cse1 .cse2) (and (<= ssl3_accept_~blastFlag~0 7) .cse0 .cse1 .cse2 (< ssl3_accept_~s__s3__tmp__next_state___0~0 8656) .cse3) (and (= 2 ssl3_accept_~blastFlag~0) .cse1 .cse2 .cse3))) [2022-03-20 12:08:55,838 INFO L882 garLoopResultBuilder]: For program point L161(lines 161 590) no Hoare annotation was computed. [2022-03-20 12:08:55,838 INFO L882 garLoopResultBuilder]: For program point L319-2(lines 317 325) no Hoare annotation was computed. [2022-03-20 12:08:55,838 INFO L882 garLoopResultBuilder]: For program point L335(lines 335 339) no Hoare annotation was computed. [2022-03-20 12:08:55,838 INFO L882 garLoopResultBuilder]: For program point L164(lines 164 589) no Hoare annotation was computed. [2022-03-20 12:08:55,838 INFO L882 garLoopResultBuilder]: For program point L335-2(lines 219 569) no Hoare annotation was computed. [2022-03-20 12:08:55,838 INFO L878 garLoopResultBuilder]: At program point L168(lines 164 589) the Hoare annotation is: (let ((.cse2 (= ssl3_accept_~s__hit~0 0)) (.cse0 (<= ssl3_accept_~s__state~0 8576)) (.cse1 (not (<= ssl3_accept_~s__state~0 8496)))) (or (and (<= ssl3_accept_~blastFlag~0 7) .cse0 (<= 6 ssl3_accept_~blastFlag~0) .cse1 .cse2) (and .cse0 (= 2 ssl3_accept_~blastFlag~0) .cse1 .cse2) (and (= ssl3_accept_~blastFlag~0 0) .cse0 .cse1))) [2022-03-20 12:08:55,838 INFO L882 garLoopResultBuilder]: For program point L167(lines 167 588) no Hoare annotation was computed. [2022-03-20 12:08:55,838 INFO L878 garLoopResultBuilder]: At program point L365(lines 341 386) the Hoare annotation is: (let ((.cse0 (<= 6 ssl3_accept_~blastFlag~0)) (.cse1 (not (<= ssl3_accept_~s__state~0 8496))) (.cse2 (not (<= 8544 ssl3_accept_~s__state~0))) (.cse3 (= ssl3_accept_~s__hit~0 0))) (or (and (<= ssl3_accept_~blastFlag~0 6) .cse0 .cse1 .cse2 .cse3) (and (= ssl3_accept_~blastFlag~0 0) .cse1 .cse2) (and (<= ssl3_accept_~blastFlag~0 7) .cse0 .cse1 .cse2 (< ssl3_accept_~s__s3__tmp__next_state___0~0 8656) .cse3) (and (= 2 ssl3_accept_~blastFlag~0) .cse1 .cse2 .cse3))) [2022-03-20 12:08:55,838 INFO L882 garLoopResultBuilder]: For program point L344(lines 344 385) no Hoare annotation was computed. [2022-03-20 12:08:55,838 INFO L882 garLoopResultBuilder]: For program point L393(lines 393 428) no Hoare annotation was computed. [2022-03-20 12:08:55,839 INFO L882 garLoopResultBuilder]: For program point L170(lines 170 587) no Hoare annotation was computed. [2022-03-20 12:08:55,839 INFO L882 garLoopResultBuilder]: For program point L367(lines 367 369) no Hoare annotation was computed. [2022-03-20 12:08:55,839 INFO L882 garLoopResultBuilder]: For program point L347(lines 347 384) no Hoare annotation was computed. [2022-03-20 12:08:55,839 INFO L882 garLoopResultBuilder]: For program point L394(lines 394 400) no Hoare annotation was computed. [2022-03-20 12:08:55,839 INFO L878 garLoopResultBuilder]: At program point L402(lines 393 428) the Hoare annotation is: (let ((.cse2 (= ssl3_accept_~s__hit~0 0)) (.cse0 (<= ssl3_accept_~s__state~0 8576)) (.cse1 (not (<= ssl3_accept_~s__state~0 8496)))) (or (and (<= ssl3_accept_~blastFlag~0 7) .cse0 (<= 6 ssl3_accept_~blastFlag~0) .cse1 .cse2) (and .cse0 (= 2 ssl3_accept_~blastFlag~0) .cse1 .cse2) (and (= ssl3_accept_~blastFlag~0 0) .cse0 .cse1))) [2022-03-20 12:08:55,839 INFO L878 garLoopResultBuilder]: At program point L174(lines 170 587) the Hoare annotation is: (let ((.cse2 (= ssl3_accept_~s__hit~0 0)) (.cse0 (<= ssl3_accept_~s__state~0 8576)) (.cse1 (not (<= ssl3_accept_~s__state~0 8496)))) (or (and (<= ssl3_accept_~blastFlag~0 7) .cse0 (<= 6 ssl3_accept_~blastFlag~0) .cse1 .cse2) (and .cse0 (= 2 ssl3_accept_~blastFlag~0) .cse1 .cse2) (and (= ssl3_accept_~blastFlag~0 0) .cse0 .cse1))) [2022-03-20 12:08:55,839 INFO L882 garLoopResultBuilder]: For program point L173(lines 173 586) no Hoare annotation was computed. [2022-03-20 12:08:55,839 INFO L882 garLoopResultBuilder]: For program point L367-2(lines 364 373) no Hoare annotation was computed. [2022-03-20 12:08:55,839 INFO L882 garLoopResultBuilder]: For program point L348(lines 348 381) no Hoare annotation was computed. [2022-03-20 12:08:55,839 INFO L882 garLoopResultBuilder]: For program point L347-1(lines 347 384) no Hoare annotation was computed. [2022-03-20 12:08:55,839 INFO L882 garLoopResultBuilder]: For program point L405(lines 405 426) no Hoare annotation was computed. [2022-03-20 12:08:55,839 INFO L882 garLoopResultBuilder]: For program point L438(lines 438 440) no Hoare annotation was computed. [2022-03-20 12:08:55,840 INFO L882 garLoopResultBuilder]: For program point L176(lines 176 585) no Hoare annotation was computed. [2022-03-20 12:08:55,840 INFO L882 garLoopResultBuilder]: For program point L353(lines 353 379) no Hoare annotation was computed. [2022-03-20 12:08:55,840 INFO L882 garLoopResultBuilder]: For program point L406(lines 406 412) no Hoare annotation was computed. [2022-03-20 12:08:55,840 INFO L878 garLoopResultBuilder]: At program point L414(lines 405 426) the Hoare annotation is: (let ((.cse2 (= ssl3_accept_~s__hit~0 0)) (.cse0 (<= ssl3_accept_~s__state~0 8576)) (.cse1 (not (<= ssl3_accept_~s__state~0 8496)))) (or (and (<= ssl3_accept_~blastFlag~0 7) .cse0 (<= 6 ssl3_accept_~blastFlag~0) .cse1 .cse2) (and .cse0 (= 2 ssl3_accept_~blastFlag~0) .cse1 .cse2) (and (= ssl3_accept_~blastFlag~0 0) .cse0 .cse1))) [2022-03-20 12:08:55,840 INFO L878 garLoopResultBuilder]: At program point L177(lines 176 585) the Hoare annotation is: (let ((.cse1 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse0 (= 8448 ssl3_accept_~s__state~0)) (.cse2 (= ssl3_accept_~s__hit~0 0))) (or (and .cse0 (= 2 ssl3_accept_~blastFlag~0) .cse1 .cse2) (and (= ssl3_accept_~blastFlag~0 0) .cse0) (and (<= ssl3_accept_~blastFlag~0 4) .cse0 (<= 8640 ssl3_accept_~s__s3__tmp__next_state___0~0) (< ssl3_accept_~s__s3__tmp__next_state___0~0 8656)) (and .cse0 (<= ssl3_accept_~blastFlag~0 7) .cse1 (<= 6 ssl3_accept_~blastFlag~0) .cse2) (and .cse0 (= 3 ssl3_accept_~s__s3__tmp__next_state___0~0) .cse2))) [2022-03-20 12:08:55,840 INFO L882 garLoopResultBuilder]: For program point L179(lines 179 584) no Hoare annotation was computed. [2022-03-20 12:08:55,840 INFO L882 garLoopResultBuilder]: For program point L356(lines 356 360) no Hoare annotation was computed. [2022-03-20 12:08:55,840 INFO L882 garLoopResultBuilder]: For program point L417(lines 417 419) no Hoare annotation was computed. [2022-03-20 12:08:55,840 INFO L882 garLoopResultBuilder]: For program point L449(lines 449 452) no Hoare annotation was computed. [2022-03-20 12:08:55,840 INFO L882 garLoopResultBuilder]: For program point L446-1(lines 446 454) no Hoare annotation was computed. [2022-03-20 12:08:55,840 INFO L878 garLoopResultBuilder]: At program point L183(lines 179 584) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse1 (< 8496 ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse4 (= ssl3_accept_~s__hit~0 0)) (.cse2 (< ssl3_accept_~s__state~0 8656)) (.cse3 (not (<= ssl3_accept_~s__state~0 8496)))) (or (and (= 2 ssl3_accept_~blastFlag~0) .cse0 .cse1 .cse2 .cse3 .cse4) (and (<= ssl3_accept_~blastFlag~0 7) .cse0 (<= 6 ssl3_accept_~blastFlag~0) .cse1 .cse2 .cse3 .cse4) (and (= ssl3_accept_~blastFlag~0 0) .cse2 .cse3))) [2022-03-20 12:08:55,841 INFO L882 garLoopResultBuilder]: For program point L182(lines 182 583) no Hoare annotation was computed. [2022-03-20 12:08:55,841 INFO L882 garLoopResultBuilder]: For program point L356-2(lines 356 360) no Hoare annotation was computed. [2022-03-20 12:08:55,841 INFO L878 garLoopResultBuilder]: At program point L496(lines 83 637) the Hoare annotation is: false [2022-03-20 12:08:55,841 INFO L882 garLoopResultBuilder]: For program point L420(lines 420 422) no Hoare annotation was computed. [2022-03-20 12:08:55,841 INFO L882 garLoopResultBuilder]: For program point L460(lines 460 462) no Hoare annotation was computed. [2022-03-20 12:08:55,841 INFO L882 garLoopResultBuilder]: For program point L185(lines 185 582) no Hoare annotation was computed. [2022-03-20 12:08:55,841 INFO L882 garLoopResultBuilder]: For program point L364(lines 364 375) no Hoare annotation was computed. [2022-03-20 12:08:55,841 INFO L882 garLoopResultBuilder]: For program point ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION(line 635) no Hoare annotation was computed. [2022-03-20 12:08:55,841 INFO L882 garLoopResultBuilder]: For program point L463(lines 463 472) no Hoare annotation was computed. [2022-03-20 12:08:55,841 INFO L878 garLoopResultBuilder]: At program point L189(lines 185 582) the Hoare annotation is: (let ((.cse0 (< 8496 ssl3_accept_~s__state~0)) (.cse2 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse1 (< ssl3_accept_~s__state~0 8656)) (.cse3 (= ssl3_accept_~s__hit~0 0))) (or (and (= ssl3_accept_~blastFlag~0 0) .cse0 .cse1) (and (= 2 ssl3_accept_~blastFlag~0) .cse0 .cse2 .cse1 .cse3) (and (<= ssl3_accept_~blastFlag~0 7) .cse0 .cse2 (<= 6 ssl3_accept_~blastFlag~0) .cse1 .cse3))) [2022-03-20 12:08:55,841 INFO L882 garLoopResultBuilder]: For program point L188(lines 188 581) no Hoare annotation was computed. [2022-03-20 12:08:55,842 INFO L882 garLoopResultBuilder]: For program point L467(lines 467 469) no Hoare annotation was computed. [2022-03-20 12:08:55,842 INFO L882 garLoopResultBuilder]: For program point L477(lines 477 479) no Hoare annotation was computed. [2022-03-20 12:08:55,842 INFO L882 garLoopResultBuilder]: For program point L191(lines 191 580) no Hoare annotation was computed. [2022-03-20 12:08:55,842 INFO L878 garLoopResultBuilder]: At program point L195(lines 191 580) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse1 (= ssl3_accept_~s__state~0 8608)) (.cse2 (= ssl3_accept_~s__hit~0 0))) (or (and (= ssl3_accept_~blastFlag~0 0) (< 8496 ssl3_accept_~s__state~0) (< ssl3_accept_~s__state~0 8656)) (and (<= ssl3_accept_~blastFlag~0 7) .cse0 (<= 6 ssl3_accept_~blastFlag~0) .cse1 .cse2) (and (= 2 ssl3_accept_~blastFlag~0) .cse0 .cse1 .cse2))) [2022-03-20 12:08:55,842 INFO L882 garLoopResultBuilder]: For program point L194(lines 194 579) no Hoare annotation was computed. [2022-03-20 12:08:55,842 INFO L882 garLoopResultBuilder]: For program point L486(lines 486 488) no Hoare annotation was computed. [2022-03-20 12:08:55,842 INFO L882 garLoopResultBuilder]: For program point L197(lines 197 578) no Hoare annotation was computed. [2022-03-20 12:08:55,842 INFO L878 garLoopResultBuilder]: At program point L201(lines 197 578) the Hoare annotation is: (let ((.cse0 (<= 8640 ssl3_accept_~s__state~0)) (.cse1 (<= ssl3_accept_~blastFlag~0 4)) (.cse3 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse2 (< ssl3_accept_~s__state~0 8656)) (.cse4 (= ssl3_accept_~s__hit~0 0))) (or (and .cse0 .cse1 (<= 8640 ssl3_accept_~s__s3__tmp__next_state___0~0) .cse2 (< ssl3_accept_~s__s3__tmp__next_state___0~0 8656)) (and .cse0 (<= ssl3_accept_~blastFlag~0 7) .cse3 (<= 6 ssl3_accept_~blastFlag~0) .cse2 .cse4) (and .cse0 (= ssl3_accept_~blastFlag~0 0) .cse2) (and .cse0 .cse1 .cse3 .cse2 .cse4))) [2022-03-20 12:08:55,842 INFO L882 garLoopResultBuilder]: For program point L200(lines 200 577) no Hoare annotation was computed. [2022-03-20 12:08:55,842 INFO L882 garLoopResultBuilder]: For program point L495(lines 495 497) no Hoare annotation was computed. [2022-03-20 12:08:55,843 INFO L882 garLoopResultBuilder]: For program point L203(lines 203 576) no Hoare annotation was computed. [2022-03-20 12:08:55,843 INFO L882 garLoopResultBuilder]: For program point L498(lines 498 500) no Hoare annotation was computed. [2022-03-20 12:08:55,843 INFO L878 garLoopResultBuilder]: At program point L207(lines 203 576) the Hoare annotation is: (let ((.cse0 (<= 8656 ssl3_accept_~s__state~0)) (.cse1 (<= ssl3_accept_~s__state~0 8672)) (.cse2 (< ssl3_accept_~s__s3__tmp__next_state___0~0 8656)) (.cse3 (= ssl3_accept_~s__hit~0 0))) (or (and (= ssl3_accept_~blastFlag~0 0) .cse0 .cse1) (and .cse0 (= 2 ssl3_accept_~blastFlag~0) .cse1) (and (<= ssl3_accept_~blastFlag~0 4) .cse0 .cse1 .cse2 .cse3) (and .cse0 (<= ssl3_accept_~blastFlag~0 7) (<= 6 ssl3_accept_~blastFlag~0) .cse1 .cse2 .cse3))) [2022-03-20 12:08:55,843 INFO L882 garLoopResultBuilder]: For program point L206(lines 206 575) no Hoare annotation was computed. [2022-03-20 12:08:55,843 INFO L882 garLoopResultBuilder]: For program point L501(lines 501 505) no Hoare annotation was computed. [2022-03-20 12:08:55,843 INFO L882 garLoopResultBuilder]: For program point L511(lines 511 514) no Hoare annotation was computed. [2022-03-20 12:08:55,843 INFO L882 garLoopResultBuilder]: For program point L209(lines 209 574) no Hoare annotation was computed. [2022-03-20 12:08:55,843 INFO L882 garLoopResultBuilder]: For program point L501-2(lines 501 505) no Hoare annotation was computed. [2022-03-20 12:08:55,843 INFO L882 garLoopResultBuilder]: For program point L516(lines 516 526) no Hoare annotation was computed. [2022-03-20 12:08:55,843 INFO L878 garLoopResultBuilder]: At program point L213(lines 209 574) the Hoare annotation is: (let ((.cse0 (<= 8672 ssl3_accept_~s__state~0))) (or (and .cse0 (< ssl3_accept_~s__s3__tmp__next_state___0~0 8656) (= ssl3_accept_~s__hit~0 0)) (and (<= ssl3_accept_~blastFlag~0 4) .cse0))) [2022-03-20 12:08:55,844 INFO L882 garLoopResultBuilder]: For program point L212(lines 212 573) no Hoare annotation was computed. [2022-03-20 12:08:55,844 INFO L882 garLoopResultBuilder]: For program point L522-2(lines 219 569) no Hoare annotation was computed. [2022-03-20 12:08:55,844 INFO L882 garLoopResultBuilder]: For program point L519(lines 519 525) no Hoare annotation was computed. [2022-03-20 12:08:55,844 INFO L882 garLoopResultBuilder]: For program point L540(lines 540 542) no Hoare annotation was computed. [2022-03-20 12:08:55,844 INFO L882 garLoopResultBuilder]: For program point L215(lines 215 572) no Hoare annotation was computed. [2022-03-20 12:08:55,844 INFO L882 garLoopResultBuilder]: For program point L532(lines 532 535) no Hoare annotation was computed. [2022-03-20 12:08:55,844 INFO L882 garLoopResultBuilder]: For program point L522(lines 522 524) no Hoare annotation was computed. [2022-03-20 12:08:55,844 INFO L882 garLoopResultBuilder]: For program point L540-2(lines 219 569) no Hoare annotation was computed. [2022-03-20 12:08:55,844 INFO L885 garLoopResultBuilder]: At program point L216(lines 215 572) the Hoare annotation is: true [2022-03-20 12:08:55,844 INFO L885 garLoopResultBuilder]: At program point L218(lines 217 572) the Hoare annotation is: true [2022-03-20 12:08:55,844 INFO L882 garLoopResultBuilder]: For program point L547(lines 547 551) no Hoare annotation was computed. [2022-03-20 12:08:55,844 INFO L882 garLoopResultBuilder]: For program point L557(lines 557 563) no Hoare annotation was computed. [2022-03-20 12:08:55,844 INFO L882 garLoopResultBuilder]: For program point L547-2(lines 547 551) no Hoare annotation was computed. [2022-03-20 12:08:55,845 INFO L882 garLoopResultBuilder]: For program point L560(lines 560 562) no Hoare annotation was computed. [2022-03-20 12:08:55,845 INFO L882 garLoopResultBuilder]: For program point L557-1(lines 557 563) no Hoare annotation was computed. [2022-03-20 12:08:55,848 INFO L719 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 12:08:55,849 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-20 12:08:55,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.03 12:08:55 BasicIcfg [2022-03-20 12:08:55,871 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-20 12:08:55,872 INFO L158 Benchmark]: Toolchain (without parser) took 38529.69ms. Allocated memory was 187.7MB in the beginning and 708.8MB in the end (delta: 521.1MB). Free memory was 161.2MB in the beginning and 555.8MB in the end (delta: -394.5MB). Peak memory consumption was 480.0MB. Max. memory is 8.0GB. [2022-03-20 12:08:55,872 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 187.7MB. Free memory is still 146.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-20 12:08:55,872 INFO L158 Benchmark]: CACSL2BoogieTranslator took 378.62ms. Allocated memory was 187.7MB in the beginning and 271.6MB in the end (delta: 83.9MB). Free memory was 161.2MB in the beginning and 237.8MB in the end (delta: -76.5MB). Peak memory consumption was 9.5MB. Max. memory is 8.0GB. [2022-03-20 12:08:55,872 INFO L158 Benchmark]: Boogie Preprocessor took 54.13ms. Allocated memory is still 271.6MB. Free memory was 237.8MB in the beginning and 235.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-20 12:08:55,872 INFO L158 Benchmark]: RCFGBuilder took 624.77ms. Allocated memory is still 271.6MB. Free memory was 235.4MB in the beginning and 207.3MB in the end (delta: 28.0MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. [2022-03-20 12:08:55,872 INFO L158 Benchmark]: IcfgTransformer took 38.78ms. Allocated memory is still 271.6MB. Free memory was 207.3MB in the beginning and 203.9MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-20 12:08:55,873 INFO L158 Benchmark]: TraceAbstraction took 37427.32ms. Allocated memory was 271.6MB in the beginning and 708.8MB in the end (delta: 437.3MB). Free memory was 203.5MB in the beginning and 555.8MB in the end (delta: -352.2MB). Peak memory consumption was 439.0MB. Max. memory is 8.0GB. [2022-03-20 12:08:55,874 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 187.7MB. Free memory is still 146.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 378.62ms. Allocated memory was 187.7MB in the beginning and 271.6MB in the end (delta: 83.9MB). Free memory was 161.2MB in the beginning and 237.8MB in the end (delta: -76.5MB). Peak memory consumption was 9.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 54.13ms. Allocated memory is still 271.6MB. Free memory was 237.8MB in the beginning and 235.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 624.77ms. Allocated memory is still 271.6MB. Free memory was 235.4MB in the beginning and 207.3MB in the end (delta: 28.0MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. * IcfgTransformer took 38.78ms. Allocated memory is still 271.6MB. Free memory was 207.3MB in the beginning and 203.9MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * TraceAbstraction took 37427.32ms. Allocated memory was 271.6MB in the beginning and 708.8MB in the end (delta: 437.3MB). Free memory was 203.5MB in the beginning and 555.8MB in the end (delta: -352.2MB). Peak memory consumption was 439.0MB. 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: 635]: 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 4 procedures, 155 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 37.4s, OverallIterations: 25, TraceHistogramMax: 14, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 10.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 17.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8865 SdHoareTripleChecker+Valid, 7.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8863 mSDsluCounter, 7336 SdHoareTripleChecker+Invalid, 5.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 599 mSDsCounter, 647 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8994 IncrementalHoareTripleChecker+Invalid, 9641 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 647 mSolverCounterUnsat, 6737 mSDtfsCounter, 8994 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2786 GetRequests, 2680 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8823occurred in iteration=21, InterpolantAutomatonStates: 116, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.2s AutomataMinimizationTime, 25 MinimizatonAttempts, 13127 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 509 NumberOfFragments, 1739 HoareAnnotationTreeSize, 32 FomulaSimplifications, 27242 FormulaSimplificationTreeSizeReduction, 7.4s HoareSimplificationTime, 32 FomulaSimplificationsInter, 81188 FormulaSimplificationTreeSizeReductionInter, 9.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 5.3s InterpolantComputationTime, 6249 NumberOfCodeBlocks, 6249 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 7264 ConstructedInterpolants, 0 QuantifiedInterpolants, 10795 SizeOfPredicates, 3 NumberOfNonLiveVariables, 3021 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 33 InterpolantComputations, 22 PerfectInterpolantSequences, 19925/20169 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: 393]: Loop Invariant Derived loop invariant: (((((blastFlag <= 7 && s__state <= 8576) && 6 <= blastFlag) && !(s__state <= 8496)) && s__hit == 0) || (((s__state <= 8576 && 2 == blastFlag) && !(s__state <= 8496)) && s__hit == 0)) || ((blastFlag == 0 && s__state <= 8576) && !(s__state <= 8496)) - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((blastFlag <= 4 && 8640 <= s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 < 8656) && s__state == 3) || (((((8640 <= s__state && blastFlag <= 7) && s__state <= 8656) && s__s3__tmp__next_state___0 <= 8576) && 6 <= blastFlag) && s__hit == 0)) || ((((blastFlag <= 7 && s__s3__tmp__next_state___0 <= 8576) && 6 <= blastFlag) && s__state == 8592) && s__hit == 0)) || ((blastFlag <= 4 && s__state <= 8672) && 8672 <= s__state)) || ((((s__state <= 8576 && 2 == blastFlag) && s__s3__tmp__next_state___0 <= 8576) && !(8544 <= s__state)) && s__hit == 0)) || (((blastFlag <= 6 && s__state == 8528) && 6 <= blastFlag) && s__hit == 0)) || ((((blastFlag <= 4 && 8656 <= s__state) && s__state <= 8656) && s__s3__tmp__next_state___0 < 8656) && s__hit == 0)) || ((((blastFlag <= 7 && s__state == 8512) && 6 <= blastFlag) && s__s3__tmp__next_state___0 < 8656) && s__hit == 0)) || blastFlag == 0) || ((((8640 <= s__state && blastFlag <= 4) && 8640 <= s__s3__tmp__next_state___0) && s__state < 8656) && s__s3__tmp__next_state___0 < 8656)) || ((s__state == 8544 && 2 == blastFlag) && s__hit == 0)) || (((s__state <= 8672 && 8672 <= s__state) && s__s3__tmp__next_state___0 < 8656) && s__hit == 0)) || (((blastFlag <= 7 && 6 <= blastFlag) && 8560 == s__state) && s__hit == 0)) || (((2 == blastFlag && s__s3__tmp__next_state___0 <= 8576) && s__state == 8592) && s__hit == 0)) || (((s__state == 8544 && blastFlag <= 7) && 6 <= blastFlag) && s__hit == 0)) || (((((blastFlag <= 7 && s__state <= 8576) && s__s3__tmp__next_state___0 <= 8576) && 6 <= blastFlag) && !(8544 <= s__state)) && s__hit == 0)) || ((((blastFlag <= 7 && s__state == 8528) && 6 <= blastFlag) && s__s3__tmp__next_state___0 < 8656) && s__hit == 0)) || ((2 == blastFlag && 8560 == s__state) && s__hit == 0)) || (blastFlag == 1 && 8496 == s__state)) || (((((8656 <= s__state && blastFlag <= 7) && s__state <= 8656) && 6 <= blastFlag) && s__s3__tmp__next_state___0 < 8656) && s__hit == 0)) || (((blastFlag <= 4 && 8448 == s__state) && 8640 <= s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 < 8656)) || ((((s__state <= 8576 && 2 == blastFlag) && s__s3__tmp__next_state___0 <= 8576) && 8496 < s__s3__tmp__next_state___0) && s__hit == 0)) || ((((blastFlag <= 7 && s__s3__tmp__next_state___0 <= 8576) && 6 <= blastFlag) && s__state == 8608) && s__hit == 0)) || ((2 == blastFlag && s__state == 8528) && s__hit == 0)) || ((2 == blastFlag && s__state == 8512) && s__hit == 0)) || (((2 == blastFlag && s__s3__tmp__next_state___0 <= 8576) && s__state == 8608) && s__hit == 0)) || ((8656 <= s__state && s__state <= 8656) && 2 == blastFlag)) || ((((8640 <= s__state && blastFlag <= 4) && s__state <= 8656) && s__s3__tmp__next_state___0 <= 8576) && s__hit == 0)) || ((s__s3__tmp__next_state___0 <= 8576 && s__state == 3) && s__hit == 0)) || ((8448 == s__state && 3 == s__s3__tmp__next_state___0) && s__hit == 0)) || (((((blastFlag <= 7 && s__state <= 8576) && s__s3__tmp__next_state___0 <= 8576) && 6 <= blastFlag) && 8496 < s__s3__tmp__next_state___0) && s__hit == 0) - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: ((((((2 == blastFlag && s__s3__tmp__next_state___0 <= 8576) && 8496 < s__s3__tmp__next_state___0) && s__state < 8656) && !(s__state <= 8496)) && s__hit == 0) || ((((((blastFlag <= 7 && s__s3__tmp__next_state___0 <= 8576) && 6 <= blastFlag) && 8496 < s__s3__tmp__next_state___0) && s__state < 8656) && !(s__state <= 8496)) && s__hit == 0)) || ((blastFlag == 0 && s__state < 8656) && !(s__state <= 8496)) - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: ((((((blastFlag <= 6 && 6 <= blastFlag) && !(s__state <= 8496)) && !(8544 <= s__state)) && s__hit == 0) || ((blastFlag == 0 && !(s__state <= 8496)) && !(8544 <= s__state))) || (((((blastFlag <= 7 && 6 <= blastFlag) && !(s__state <= 8496)) && !(8544 <= s__state)) && s__s3__tmp__next_state___0 < 8656) && s__hit == 0)) || (((2 == blastFlag && !(s__state <= 8496)) && !(8544 <= s__state)) && s__hit == 0) - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: (((blastFlag == 0 && !(s__state <= 8496)) && !(8544 <= s__state)) || (((((blastFlag <= 7 && 6 <= blastFlag) && !(s__state <= 8496)) && !(8544 <= s__state)) && s__s3__tmp__next_state___0 < 8656) && s__hit == 0)) || (((2 == blastFlag && !(s__state <= 8496)) && !(8544 <= s__state)) && s__hit == 0) - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: ((((((8448 == s__state && 2 == blastFlag) && s__s3__tmp__next_state___0 <= 8576) && s__hit == 0) || (blastFlag == 0 && 8448 == s__state)) || (((blastFlag <= 4 && 8448 == s__state) && 8640 <= s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 < 8656)) || ((((8448 == s__state && blastFlag <= 7) && s__s3__tmp__next_state___0 <= 8576) && 6 <= blastFlag) && s__hit == 0)) || ((8448 == s__state && 3 == s__s3__tmp__next_state___0) && s__hit == 0) - InvariantResult [Line: 83]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: (((((blastFlag <= 7 && s__state <= 8576) && 6 <= blastFlag) && !(s__state <= 8496)) && s__hit == 0) || (((s__state <= 8576 && 2 == blastFlag) && !(s__state <= 8496)) && s__hit == 0)) || ((blastFlag == 0 && s__state <= 8576) && !(s__state <= 8496)) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: (((((blastFlag <= 7 && s__s3__tmp__next_state___0 <= 8576) && 6 <= blastFlag) && !(8544 <= s__state)) && s__hit == 0) || (blastFlag == 0 && !(8544 <= s__state))) || (((2 == blastFlag && s__s3__tmp__next_state___0 <= 8576) && !(8544 <= s__state)) && s__hit == 0) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: (((blastFlag == 0 && 8496 < s__state) && s__state < 8656) || ((((blastFlag <= 7 && s__s3__tmp__next_state___0 <= 8576) && 6 <= blastFlag) && s__state == 8608) && s__hit == 0)) || (((2 == blastFlag && s__s3__tmp__next_state___0 <= 8576) && s__state == 8608) && s__hit == 0) - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: ((((((blastFlag <= 7 && s__s3__tmp__next_state___0 <= 8576) && 6 <= blastFlag) && !(8544 <= s__state)) && s__hit == 0) || (blastFlag == 0 && !(8544 <= s__state))) || (blastFlag == 1 && !(8544 <= s__state))) || (((2 == blastFlag && s__s3__tmp__next_state___0 <= 8576) && !(8544 <= s__state)) && s__hit == 0) - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: ((((((8640 <= s__state && blastFlag <= 4) && 8640 <= s__s3__tmp__next_state___0) && s__state < 8656) && s__s3__tmp__next_state___0 < 8656) || (((((8640 <= s__state && blastFlag <= 7) && s__s3__tmp__next_state___0 <= 8576) && 6 <= blastFlag) && s__state < 8656) && s__hit == 0)) || ((8640 <= s__state && blastFlag == 0) && s__state < 8656)) || ((((8640 <= s__state && blastFlag <= 4) && s__s3__tmp__next_state___0 <= 8576) && s__state < 8656) && s__hit == 0) - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: ((8672 <= s__state && s__s3__tmp__next_state___0 < 8656) && s__hit == 0) || (blastFlag <= 4 && 8672 <= s__state) - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: (blastFlag == 0 && s__state <= 8576) || ((s__state <= 8576 && s__s3__tmp__next_state___0 <= 8576) && s__hit == 0) - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: ((((blastFlag == 0 && 8656 <= s__state) && s__state <= 8672) || ((8656 <= s__state && 2 == blastFlag) && s__state <= 8672)) || ((((blastFlag <= 4 && 8656 <= s__state) && s__state <= 8672) && s__s3__tmp__next_state___0 < 8656) && s__hit == 0)) || (((((8656 <= s__state && blastFlag <= 7) && 6 <= blastFlag) && s__state <= 8672) && s__s3__tmp__next_state___0 < 8656) && s__hit == 0) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (((((blastFlag <= 7 && s__s3__tmp__next_state___0 <= 8576) && 6 <= blastFlag) && !(8544 <= s__state)) && s__hit == 0) || (blastFlag == 0 && !(8544 <= s__state))) || (((2 == blastFlag && s__s3__tmp__next_state___0 <= 8576) && !(8544 <= s__state)) && s__hit == 0) - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: (((((blastFlag <= 7 && s__state <= 8576) && 6 <= blastFlag) && !(s__state <= 8496)) && s__hit == 0) || (((s__state <= 8576 && 2 == blastFlag) && !(s__state <= 8496)) && s__hit == 0)) || ((blastFlag == 0 && s__state <= 8576) && !(s__state <= 8496)) - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: (((((blastFlag <= 7 && s__state <= 8576) && 6 <= blastFlag) && !(s__state <= 8496)) && s__hit == 0) || (((s__state <= 8576 && 2 == blastFlag) && !(s__state <= 8496)) && s__hit == 0)) || ((blastFlag == 0 && s__state <= 8576) && !(s__state <= 8496)) - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: blastFlag == 0 && 8672 <= s__state - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: (((blastFlag == 0 && 8672 <= s__state) || ((((blastFlag <= 7 && s__s3__tmp__next_state___0 <= 8576) && 6 <= blastFlag) && s__state < 8544) && s__hit == 0)) || (((2 == blastFlag && s__s3__tmp__next_state___0 <= 8576) && s__state < 8544) && s__hit == 0)) || (blastFlag == 0 && s__state < 8544) - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: (((blastFlag == 0 && 8496 < s__state) && s__state < 8656) || ((((2 == blastFlag && 8496 < s__state) && s__s3__tmp__next_state___0 <= 8576) && s__state < 8656) && s__hit == 0)) || (((((blastFlag <= 7 && 8496 < s__state) && s__s3__tmp__next_state___0 <= 8576) && 6 <= blastFlag) && s__state < 8656) && s__hit == 0) - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((blastFlag <= 4 && 8640 <= s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 < 8656) && s__state == 3) || (((((8640 <= s__state && blastFlag <= 7) && s__state <= 8656) && s__s3__tmp__next_state___0 <= 8576) && 6 <= blastFlag) && s__hit == 0)) || ((((blastFlag <= 7 && s__s3__tmp__next_state___0 <= 8576) && 6 <= blastFlag) && s__state == 8592) && s__hit == 0)) || ((blastFlag <= 4 && s__state <= 8672) && 8672 <= s__state)) || ((((s__state <= 8576 && 2 == blastFlag) && s__s3__tmp__next_state___0 <= 8576) && !(8544 <= s__state)) && s__hit == 0)) || (((blastFlag <= 6 && s__state == 8528) && 6 <= blastFlag) && s__hit == 0)) || ((((blastFlag <= 4 && 8656 <= s__state) && s__state <= 8656) && s__s3__tmp__next_state___0 < 8656) && s__hit == 0)) || ((((blastFlag <= 7 && s__state == 8512) && 6 <= blastFlag) && s__s3__tmp__next_state___0 < 8656) && s__hit == 0)) || blastFlag == 0) || ((((8640 <= s__state && blastFlag <= 4) && 8640 <= s__s3__tmp__next_state___0) && s__state < 8656) && s__s3__tmp__next_state___0 < 8656)) || ((s__state == 8544 && 2 == blastFlag) && s__hit == 0)) || (((s__state <= 8672 && 8672 <= s__state) && s__s3__tmp__next_state___0 < 8656) && s__hit == 0)) || (((blastFlag <= 7 && 6 <= blastFlag) && 8560 == s__state) && s__hit == 0)) || (((2 == blastFlag && s__s3__tmp__next_state___0 <= 8576) && s__state == 8592) && s__hit == 0)) || (((s__state == 8544 && blastFlag <= 7) && 6 <= blastFlag) && s__hit == 0)) || (((((blastFlag <= 7 && s__state <= 8576) && s__s3__tmp__next_state___0 <= 8576) && 6 <= blastFlag) && !(8544 <= s__state)) && s__hit == 0)) || ((((blastFlag <= 7 && s__state == 8528) && 6 <= blastFlag) && s__s3__tmp__next_state___0 < 8656) && s__hit == 0)) || ((2 == blastFlag && 8560 == s__state) && s__hit == 0)) || (blastFlag == 1 && 8496 == s__state)) || (((((8656 <= s__state && blastFlag <= 7) && s__state <= 8656) && 6 <= blastFlag) && s__s3__tmp__next_state___0 < 8656) && s__hit == 0)) || (((blastFlag <= 4 && 8448 == s__state) && 8640 <= s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 < 8656)) || ((((s__state <= 8576 && 2 == blastFlag) && s__s3__tmp__next_state___0 <= 8576) && 8496 < s__s3__tmp__next_state___0) && s__hit == 0)) || ((((blastFlag <= 7 && s__s3__tmp__next_state___0 <= 8576) && 6 <= blastFlag) && s__state == 8608) && s__hit == 0)) || ((2 == blastFlag && s__state == 8528) && s__hit == 0)) || ((2 == blastFlag && s__state == 8512) && s__hit == 0)) || (((2 == blastFlag && s__s3__tmp__next_state___0 <= 8576) && s__state == 8608) && s__hit == 0)) || ((8656 <= s__state && s__state <= 8656) && 2 == blastFlag)) || ((((8640 <= s__state && blastFlag <= 4) && s__state <= 8656) && s__s3__tmp__next_state___0 <= 8576) && s__hit == 0)) || ((s__s3__tmp__next_state___0 <= 8576 && s__state == 3) && s__hit == 0)) || ((8448 == s__state && 3 == s__s3__tmp__next_state___0) && s__hit == 0)) || (((((blastFlag <= 7 && s__state <= 8576) && s__s3__tmp__next_state___0 <= 8576) && 6 <= blastFlag) && 8496 < s__s3__tmp__next_state___0) && s__hit == 0) - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: ((((((blastFlag <= 6 && 6 <= blastFlag) && !(s__state <= 8496)) && !(8544 <= s__state)) && s__hit == 0) || ((blastFlag == 0 && !(s__state <= 8496)) && !(8544 <= s__state))) || (((((blastFlag <= 7 && 6 <= blastFlag) && !(s__state <= 8496)) && !(8544 <= s__state)) && s__s3__tmp__next_state___0 < 8656) && s__hit == 0)) || (((2 == blastFlag && !(s__state <= 8496)) && !(8544 <= s__state)) && s__hit == 0) RESULT: Ultimate proved your program to be correct! [2022-03-20 12:08:55,931 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...