/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/loops/s3.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05ce600 [2022-02-23 20:29:53,781 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-23 20:29:53,805 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-23 20:29:53,842 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-23 20:29:53,842 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-23 20:29:53,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-23 20:29:53,847 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-23 20:29:53,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-23 20:29:53,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-23 20:29:53,852 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-23 20:29:53,853 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-23 20:29:53,853 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-23 20:29:53,854 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-23 20:29:53,854 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-23 20:29:53,855 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-23 20:29:53,855 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-23 20:29:53,860 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-23 20:29:53,860 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-23 20:29:53,861 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-23 20:29:53,862 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-23 20:29:53,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-23 20:29:53,865 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-23 20:29:53,868 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-23 20:29:53,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-23 20:29:53,873 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-23 20:29:53,873 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-23 20:29:53,873 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-23 20:29:53,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-23 20:29:53,874 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-23 20:29:53,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-02-23 20:29:53,878 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-23 20:29:53,879 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-23 20:29:53,879 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-23 20:29:53,880 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf [2022-02-23 20:29:53,901 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-23 20:29:53,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-23 20:29:53,902 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-23 20:29:53,903 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-23 20:29:53,903 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-23 20:29:53,903 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-23 20:29:53,904 INFO L138 SettingsManager]: * Use SBE=true [2022-02-23 20:29:53,904 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-23 20:29:53,904 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-23 20:29:53,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-23 20:29:53,904 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-23 20:29:53,905 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-23 20:29:53,905 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-23 20:29:53,905 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-23 20:29:53,905 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-23 20:29:53,905 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-23 20:29:53,905 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-23 20:29:53,905 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-23 20:29:53,905 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-23 20:29:53,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-23 20:29:53,905 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-23 20:29:53,906 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-23 20:29:53,906 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-23 20:29:53,906 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-23 20:29:53,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-23 20:29:53,906 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-23 20:29:53,906 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-02-23 20:29:53,906 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-02-23 20:29:53,907 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-02-23 20:29:53,907 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-02-23 20:29:54,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-23 20:29:54,117 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-23 20:29:54,119 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-23 20:29:54,119 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-23 20:29:54,120 INFO L275 PluginConnector]: CDTParser initialized [2022-02-23 20:29:54,121 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/s3.i [2022-02-23 20:29:54,159 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f9b8766e/43e253c32a4a4f5baac586751c5c087a/FLAG6cda3256f [2022-02-23 20:29:54,644 INFO L306 CDTParser]: Found 1 translation units. [2022-02-23 20:29:54,644 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/s3.i [2022-02-23 20:29:54,663 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f9b8766e/43e253c32a4a4f5baac586751c5c087a/FLAG6cda3256f [2022-02-23 20:29:54,677 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f9b8766e/43e253c32a4a4f5baac586751c5c087a [2022-02-23 20:29:54,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-23 20:29:54,680 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-23 20:29:54,682 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-23 20:29:54,682 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-23 20:29:54,684 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-23 20:29:54,685 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 08:29:54" (1/1) ... [2022-02-23 20:29:54,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4097df73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:29:54, skipping insertion in model container [2022-02-23 20:29:54,686 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 08:29:54" (1/1) ... [2022-02-23 20:29:54,690 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-23 20:29:54,733 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-23 20:29:55,019 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops/s3.i[64167,64180] [2022-02-23 20:29:55,026 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-23 20:29:55,046 INFO L203 MainTranslator]: Completed pre-run [2022-02-23 20:29:55,123 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops/s3.i[64167,64180] [2022-02-23 20:29:55,126 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-23 20:29:55,137 INFO L208 MainTranslator]: Completed translation [2022-02-23 20:29:55,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:29:55 WrapperNode [2022-02-23 20:29:55,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-23 20:29:55,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-23 20:29:55,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-23 20:29:55,139 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-23 20:29:55,147 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:29:55" (1/1) ... [2022-02-23 20:29:55,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:29:55" (1/1) ... [2022-02-23 20:29:55,171 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:29:55" (1/1) ... [2022-02-23 20:29:55,172 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:29:55" (1/1) ... [2022-02-23 20:29:55,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:29:55" (1/1) ... [2022-02-23 20:29:55,224 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:29:55" (1/1) ... [2022-02-23 20:29:55,226 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:29:55" (1/1) ... [2022-02-23 20:29:55,242 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-23 20:29:55,243 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-23 20:29:55,243 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-23 20:29:55,243 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-23 20:29:55,246 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:29:55" (1/1) ... [2022-02-23 20:29:55,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-23 20:29:55,257 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-23 20:29:55,266 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) [2022-02-23 20:29:55,268 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 [2022-02-23 20:29:55,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-02-23 20:29:55,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-23 20:29:55,294 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-02-23 20:29:55,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_get_client_method [2022-02-23 20:29:55,294 INFO L138 BoogieDeclarations]: Found implementation of procedure SSLv3_client_method [2022-02-23 20:29:55,295 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-02-23 20:29:55,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_connect [2022-02-23 20:29:55,295 INFO L138 BoogieDeclarations]: Found implementation of procedure sslv3_base_method [2022-02-23 20:29:55,295 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-02-23 20:29:55,297 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-02-23 20:29:55,297 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-02-23 20:29:55,297 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-02-23 20:29:55,297 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-02-23 20:29:55,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-23 20:29:55,297 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-02-23 20:29:55,297 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-02-23 20:29:55,297 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2022-02-23 20:29:55,298 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-02-23 20:29:55,298 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2022-02-23 20:29:55,298 INFO L130 BoogieDeclarations]: Found specification of procedure SSLv3_client_method [2022-02-23 20:29:55,298 INFO L130 BoogieDeclarations]: Found specification of procedure sslv3_base_method [2022-02-23 20:29:55,298 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_connect [2022-02-23 20:29:55,298 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_get_client_method [2022-02-23 20:29:55,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-02-23 20:29:55,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-23 20:29:55,298 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-02-23 20:29:55,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-23 20:29:55,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-23 20:29:55,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-23 20:29:55,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-23 20:29:55,298 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2022-02-23 20:29:55,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-02-23 20:29:55,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-02-23 20:29:55,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-23 20:29:55,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-23 20:29:55,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-02-23 20:29:55,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-02-23 20:29:55,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-02-23 20:29:55,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-02-23 20:29:55,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-23 20:29:55,435 INFO L234 CfgBuilder]: Building ICFG [2022-02-23 20:29:55,436 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-23 20:29:57,846 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-02-23 20:29:58,176 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2022-02-23 20:29:58,176 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2022-02-23 20:29:58,195 INFO L275 CfgBuilder]: Performing block encoding [2022-02-23 20:29:58,200 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-23 20:29:58,200 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-02-23 20:29:58,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 08:29:58 BoogieIcfgContainer [2022-02-23 20:29:58,202 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-23 20:29:58,202 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-02-23 20:29:58,202 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-02-23 20:29:58,203 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-02-23 20:29:58,208 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 08:29:58" (1/1) ... [2022-02-23 20:29:58,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 23.02 08:29:58 BasicIcfg [2022-02-23 20:29:58,251 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-02-23 20:29:58,252 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-23 20:29:58,252 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-23 20:29:58,254 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-23 20:29:58,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.02 08:29:54" (1/4) ... [2022-02-23 20:29:58,255 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cc833b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 08:29:58, skipping insertion in model container [2022-02-23 20:29:58,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:29:55" (2/4) ... [2022-02-23 20:29:58,255 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cc833b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 08:29:58, skipping insertion in model container [2022-02-23 20:29:58,256 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 08:29:58" (3/4) ... [2022-02-23 20:29:58,256 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cc833b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.02 08:29:58, skipping insertion in model container [2022-02-23 20:29:58,256 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 23.02 08:29:58" (4/4) ... [2022-02-23 20:29:58,257 INFO L111 eAbstractionObserver]: Analyzing ICFG s3.iqvasr [2022-02-23 20:29:58,261 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-23 20:29:58,261 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-23 20:29:58,299 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-23 20:29:58,303 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2022-02-23 20:29:58,303 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-23 20:29:58,317 INFO L276 IsEmpty]: Start isEmpty. Operand has 140 states, 132 states have (on average 1.6742424242424243) internal successors, (221), 133 states have internal predecessors, (221), 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) [2022-02-23 20:29:58,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-02-23 20:29:58,322 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:29:58,323 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-23 20:29:58,323 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:29:58,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:29:58,326 INFO L85 PathProgramCache]: Analyzing trace with hash -1407118819, now seen corresponding path program 1 times [2022-02-23 20:29:58,332 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:29:58,332 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698287106] [2022-02-23 20:29:58,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:29:58,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:29:58,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:29:58,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:29:58,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:29:58,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-23 20:29:58,748 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:29:58,748 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698287106] [2022-02-23 20:29:58,749 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698287106] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:29:58,749 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:29:58,749 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-23 20:29:58,750 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555344264] [2022-02-23 20:29:58,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:29:58,753 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-23 20:29:58,753 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:29:58,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-23 20:29:58,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-23 20:29:58,778 INFO L87 Difference]: Start difference. First operand has 140 states, 132 states have (on average 1.6742424242424243) internal successors, (221), 133 states have internal predecessors, (221), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-23 20:30:00,813 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:30:01,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:30:01,151 INFO L93 Difference]: Finished difference Result 385 states and 637 transitions. [2022-02-23 20:30:01,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-23 20:30:01,155 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 30 [2022-02-23 20:30:01,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:30:01,162 INFO L225 Difference]: With dead ends: 385 [2022-02-23 20:30:01,162 INFO L226 Difference]: Without dead ends: 223 [2022-02-23 20:30:01,165 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-23 20:30:01,170 INFO L933 BasicCegarLoop]: 215 mSDtfsCounter, 179 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 237 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 419 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 237 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-23 20:30:01,170 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [179 Valid, 419 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 237 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-02-23 20:30:01,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2022-02-23 20:30:01,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223. [2022-02-23 20:30:01,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 218 states have (on average 1.481651376146789) internal successors, (323), 218 states have internal predecessors, (323), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-23 20:30:01,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 327 transitions. [2022-02-23 20:30:01,228 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 327 transitions. Word has length 30 [2022-02-23 20:30:01,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:30:01,229 INFO L470 AbstractCegarLoop]: Abstraction has 223 states and 327 transitions. [2022-02-23 20:30:01,229 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-23 20:30:01,229 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 327 transitions. [2022-02-23 20:30:01,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-02-23 20:30:01,233 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:30:01,234 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-23 20:30:01,234 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-23 20:30:01,234 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:30:01,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:30:01,237 INFO L85 PathProgramCache]: Analyzing trace with hash -455653265, now seen corresponding path program 1 times [2022-02-23 20:30:01,238 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:30:01,239 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566954414] [2022-02-23 20:30:01,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:30:01,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:30:01,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:01,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:30:01,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:01,452 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-23 20:30:01,453 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:30:01,454 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566954414] [2022-02-23 20:30:01,455 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566954414] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:30:01,459 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:30:01,459 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-23 20:30:01,459 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476995998] [2022-02-23 20:30:01,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:30:01,460 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-23 20:30:01,460 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:30:01,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-23 20:30:01,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-23 20:30:01,461 INFO L87 Difference]: Start difference. First operand 223 states and 327 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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) [2022-02-23 20:30:03,471 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:30:03,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:30:03,933 INFO L93 Difference]: Finished difference Result 432 states and 642 transitions. [2022-02-23 20:30:03,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-23 20:30:03,934 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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 45 [2022-02-23 20:30:03,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:30:03,935 INFO L225 Difference]: With dead ends: 432 [2022-02-23 20:30:03,936 INFO L226 Difference]: Without dead ends: 325 [2022-02-23 20:30:03,936 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-23 20:30:03,937 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 126 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 336 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 476 SdHoareTripleChecker+Invalid, 344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 336 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-23 20:30:03,937 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [126 Valid, 476 Invalid, 344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 336 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-02-23 20:30:03,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2022-02-23 20:30:03,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 325. [2022-02-23 20:30:03,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 325 states, 320 states have (on average 1.475) internal successors, (472), 320 states have internal predecessors, (472), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-23 20:30:03,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 476 transitions. [2022-02-23 20:30:03,949 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 476 transitions. Word has length 45 [2022-02-23 20:30:03,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:30:03,950 INFO L470 AbstractCegarLoop]: Abstraction has 325 states and 476 transitions. [2022-02-23 20:30:03,950 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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) [2022-02-23 20:30:03,950 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 476 transitions. [2022-02-23 20:30:03,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-02-23 20:30:03,956 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:30:03,956 INFO L514 BasicCegarLoop]: trace histogram [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] [2022-02-23 20:30:03,956 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-23 20:30:03,956 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:30:03,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:30:03,962 INFO L85 PathProgramCache]: Analyzing trace with hash 702475222, now seen corresponding path program 1 times [2022-02-23 20:30:03,962 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:30:03,962 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100394423] [2022-02-23 20:30:03,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:30:03,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:30:04,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:04,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:30:04,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:04,141 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-02-23 20:30:04,142 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:30:04,142 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100394423] [2022-02-23 20:30:04,142 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100394423] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:30:04,142 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:30:04,142 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:30:04,142 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748600878] [2022-02-23 20:30:04,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:30:04,142 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:30:04,142 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:30:04,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:30:04,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:30:04,143 INFO L87 Difference]: Start difference. First operand 325 states and 476 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 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) [2022-02-23 20:30:06,152 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:30:06,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:30:06,669 INFO L93 Difference]: Finished difference Result 825 states and 1216 transitions. [2022-02-23 20:30:06,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:30:06,670 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 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 63 [2022-02-23 20:30:06,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:30:06,672 INFO L225 Difference]: With dead ends: 825 [2022-02-23 20:30:06,672 INFO L226 Difference]: Without dead ends: 513 [2022-02-23 20:30:06,673 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:30:06,674 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 98 mSDsluCounter, 337 mSDsCounter, 0 mSdLazyCounter, 552 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 582 SdHoareTripleChecker+Invalid, 563 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 552 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-02-23 20:30:06,674 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [98 Valid, 582 Invalid, 563 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 552 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-02-23 20:30:06,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states. [2022-02-23 20:30:06,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 375. [2022-02-23 20:30:06,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 375 states, 370 states have (on average 1.508108108108108) internal successors, (558), 370 states have internal predecessors, (558), 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) [2022-02-23 20:30:06,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 562 transitions. [2022-02-23 20:30:06,725 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 562 transitions. Word has length 63 [2022-02-23 20:30:06,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:30:06,725 INFO L470 AbstractCegarLoop]: Abstraction has 375 states and 562 transitions. [2022-02-23 20:30:06,725 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 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) [2022-02-23 20:30:06,725 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 562 transitions. [2022-02-23 20:30:06,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-02-23 20:30:06,726 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:30:06,726 INFO L514 BasicCegarLoop]: trace histogram [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] [2022-02-23 20:30:06,727 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-23 20:30:06,727 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:30:06,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:30:06,727 INFO L85 PathProgramCache]: Analyzing trace with hash 635468469, now seen corresponding path program 1 times [2022-02-23 20:30:06,727 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:30:06,727 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545566201] [2022-02-23 20:30:06,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:30:06,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:30:06,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:06,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:30:06,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:06,854 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-02-23 20:30:06,854 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:30:06,854 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545566201] [2022-02-23 20:30:06,859 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545566201] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:30:06,859 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:30:06,859 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:30:06,859 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233533009] [2022-02-23 20:30:06,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:30:06,860 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:30:06,860 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:30:06,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:30:06,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:30:06,860 INFO L87 Difference]: Start difference. First operand 375 states and 562 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 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) [2022-02-23 20:30:08,871 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:30:09,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:30:09,288 INFO L93 Difference]: Finished difference Result 821 states and 1232 transitions. [2022-02-23 20:30:09,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:30:09,289 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 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 63 [2022-02-23 20:30:09,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:30:09,290 INFO L225 Difference]: With dead ends: 821 [2022-02-23 20:30:09,291 INFO L226 Difference]: Without dead ends: 459 [2022-02-23 20:30:09,291 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:30:09,292 INFO L933 BasicCegarLoop]: 209 mSDtfsCounter, 38 mSDsluCounter, 301 mSDsCounter, 0 mSdLazyCounter, 386 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 510 SdHoareTripleChecker+Invalid, 395 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 386 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-23 20:30:09,292 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [38 Valid, 510 Invalid, 395 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 386 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-02-23 20:30:09,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 459 states. [2022-02-23 20:30:09,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 459 to 415. [2022-02-23 20:30:09,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 415 states, 410 states have (on average 1.526829268292683) internal successors, (626), 410 states have internal predecessors, (626), 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) [2022-02-23 20:30:09,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 630 transitions. [2022-02-23 20:30:09,301 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 630 transitions. Word has length 63 [2022-02-23 20:30:09,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:30:09,303 INFO L470 AbstractCegarLoop]: Abstraction has 415 states and 630 transitions. [2022-02-23 20:30:09,303 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 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) [2022-02-23 20:30:09,303 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 630 transitions. [2022-02-23 20:30:09,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-02-23 20:30:09,305 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:30:09,307 INFO L514 BasicCegarLoop]: trace histogram [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] [2022-02-23 20:30:09,308 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-23 20:30:09,309 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:30:09,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:30:09,309 INFO L85 PathProgramCache]: Analyzing trace with hash 302842584, now seen corresponding path program 1 times [2022-02-23 20:30:09,309 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:30:09,309 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104155723] [2022-02-23 20:30:09,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:30:09,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:30:09,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:09,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:30:09,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:09,478 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-02-23 20:30:09,478 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:30:09,478 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104155723] [2022-02-23 20:30:09,478 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104155723] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:30:09,479 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:30:09,479 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:30:09,479 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875529066] [2022-02-23 20:30:09,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:30:09,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:30:09,480 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:30:09,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:30:09,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:30:09,480 INFO L87 Difference]: Start difference. First operand 415 states and 630 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 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) [2022-02-23 20:30:11,490 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:30:11,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:30:11,837 INFO L93 Difference]: Finished difference Result 1092 states and 1654 transitions. [2022-02-23 20:30:11,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:30:11,838 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 64 [2022-02-23 20:30:11,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:30:11,840 INFO L225 Difference]: With dead ends: 1092 [2022-02-23 20:30:11,840 INFO L226 Difference]: Without dead ends: 690 [2022-02-23 20:30:11,841 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:30:11,842 INFO L933 BasicCegarLoop]: 99 mSDtfsCounter, 108 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 384 mSolverCounterSat, 45 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 384 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-23 20:30:11,842 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [108 Valid, 284 Invalid, 430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 384 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-02-23 20:30:11,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 690 states. [2022-02-23 20:30:11,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 690 to 490. [2022-02-23 20:30:11,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 490 states, 485 states have (on average 1.5628865979381443) internal successors, (758), 485 states have internal predecessors, (758), 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) [2022-02-23 20:30:11,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 762 transitions. [2022-02-23 20:30:11,872 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 762 transitions. Word has length 64 [2022-02-23 20:30:11,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:30:11,873 INFO L470 AbstractCegarLoop]: Abstraction has 490 states and 762 transitions. [2022-02-23 20:30:11,873 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 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) [2022-02-23 20:30:11,873 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 762 transitions. [2022-02-23 20:30:11,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-02-23 20:30:11,873 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:30:11,874 INFO L514 BasicCegarLoop]: trace histogram [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] [2022-02-23 20:30:11,874 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-23 20:30:11,874 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:30:11,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:30:11,874 INFO L85 PathProgramCache]: Analyzing trace with hash 799385778, now seen corresponding path program 1 times [2022-02-23 20:30:11,874 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:30:11,874 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78909977] [2022-02-23 20:30:11,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:30:11,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:30:11,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:11,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:30:11,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:11,971 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-02-23 20:30:11,971 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:30:11,971 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78909977] [2022-02-23 20:30:11,973 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78909977] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:30:11,973 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:30:11,973 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:30:11,973 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642275267] [2022-02-23 20:30:11,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:30:11,973 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:30:11,973 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:30:11,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:30:11,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:30:11,975 INFO L87 Difference]: Start difference. First operand 490 states and 762 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 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) [2022-02-23 20:30:13,984 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:30:14,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:30:14,545 INFO L93 Difference]: Finished difference Result 1099 states and 1691 transitions. [2022-02-23 20:30:14,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:30:14,545 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 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 65 [2022-02-23 20:30:14,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:30:14,548 INFO L225 Difference]: With dead ends: 1099 [2022-02-23 20:30:14,548 INFO L226 Difference]: Without dead ends: 622 [2022-02-23 20:30:14,549 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:30:14,550 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 91 mSDsluCounter, 331 mSDsCounter, 0 mSdLazyCounter, 542 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 570 SdHoareTripleChecker+Invalid, 553 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 542 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-02-23 20:30:14,551 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [91 Valid, 570 Invalid, 553 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 542 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-02-23 20:30:14,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 622 states. [2022-02-23 20:30:14,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 622 to 494. [2022-02-23 20:30:14,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 494 states, 489 states have (on average 1.5582822085889572) internal successors, (762), 489 states have internal predecessors, (762), 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) [2022-02-23 20:30:14,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 494 states and 766 transitions. [2022-02-23 20:30:14,563 INFO L78 Accepts]: Start accepts. Automaton has 494 states and 766 transitions. Word has length 65 [2022-02-23 20:30:14,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:30:14,563 INFO L470 AbstractCegarLoop]: Abstraction has 494 states and 766 transitions. [2022-02-23 20:30:14,564 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 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) [2022-02-23 20:30:14,564 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 766 transitions. [2022-02-23 20:30:14,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-02-23 20:30:14,564 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:30:14,565 INFO L514 BasicCegarLoop]: trace histogram [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] [2022-02-23 20:30:14,565 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-23 20:30:14,565 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:30:14,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:30:14,565 INFO L85 PathProgramCache]: Analyzing trace with hash -987893291, now seen corresponding path program 1 times [2022-02-23 20:30:14,565 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:30:14,565 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732392687] [2022-02-23 20:30:14,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:30:14,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:30:14,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:14,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:30:14,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:14,668 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-02-23 20:30:14,669 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:30:14,669 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732392687] [2022-02-23 20:30:14,669 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732392687] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:30:14,669 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:30:14,669 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:30:14,669 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629221561] [2022-02-23 20:30:14,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:30:14,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:30:14,669 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:30:14,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:30:14,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:30:14,670 INFO L87 Difference]: Start difference. First operand 494 states and 766 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 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) [2022-02-23 20:30:16,691 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:30:17,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:30:17,138 INFO L93 Difference]: Finished difference Result 1175 states and 1791 transitions. [2022-02-23 20:30:17,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:30:17,138 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 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 66 [2022-02-23 20:30:17,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:30:17,141 INFO L225 Difference]: With dead ends: 1175 [2022-02-23 20:30:17,141 INFO L226 Difference]: Without dead ends: 694 [2022-02-23 20:30:17,142 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:30:17,142 INFO L933 BasicCegarLoop]: 99 mSDtfsCounter, 105 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 384 mSolverCounterSat, 45 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 384 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-23 20:30:17,142 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [105 Valid, 284 Invalid, 430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 384 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-02-23 20:30:17,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 694 states. [2022-02-23 20:30:17,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 694 to 500. [2022-02-23 20:30:17,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 500 states, 495 states have (on average 1.5575757575757576) internal successors, (771), 495 states have internal predecessors, (771), 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) [2022-02-23 20:30:17,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 775 transitions. [2022-02-23 20:30:17,155 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 775 transitions. Word has length 66 [2022-02-23 20:30:17,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:30:17,155 INFO L470 AbstractCegarLoop]: Abstraction has 500 states and 775 transitions. [2022-02-23 20:30:17,155 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 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) [2022-02-23 20:30:17,155 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 775 transitions. [2022-02-23 20:30:17,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-02-23 20:30:17,156 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:30:17,156 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 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] [2022-02-23 20:30:17,156 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-23 20:30:17,156 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:30:17,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:30:17,157 INFO L85 PathProgramCache]: Analyzing trace with hash 712595926, now seen corresponding path program 1 times [2022-02-23 20:30:17,157 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:30:17,157 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40508790] [2022-02-23 20:30:17,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:30:17,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:30:17,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:17,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:30:17,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:17,290 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-02-23 20:30:17,290 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:30:17,290 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40508790] [2022-02-23 20:30:17,290 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40508790] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:30:17,290 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:30:17,290 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:30:17,290 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427089670] [2022-02-23 20:30:17,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:30:17,291 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:30:17,291 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:30:17,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:30:17,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:30:17,291 INFO L87 Difference]: Start difference. First operand 500 states and 775 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-23 20:30:19,300 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:30:19,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:30:19,725 INFO L93 Difference]: Finished difference Result 1197 states and 1828 transitions. [2022-02-23 20:30:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:30:19,725 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 78 [2022-02-23 20:30:19,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:30:19,727 INFO L225 Difference]: With dead ends: 1197 [2022-02-23 20:30:19,728 INFO L226 Difference]: Without dead ends: 710 [2022-02-23 20:30:19,728 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:30:19,729 INFO L933 BasicCegarLoop]: 212 mSDtfsCounter, 112 mSDsluCounter, 301 mSDsCounter, 0 mSdLazyCounter, 491 mSolverCounterSat, 29 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 513 SdHoareTripleChecker+Invalid, 521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 491 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-23 20:30:19,729 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [112 Valid, 513 Invalid, 521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 491 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-02-23 20:30:19,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 710 states. [2022-02-23 20:30:19,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 710 to 503. [2022-02-23 20:30:19,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 503 states, 498 states have (on average 1.5421686746987953) internal successors, (768), 498 states have internal predecessors, (768), 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) [2022-02-23 20:30:19,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 503 states and 772 transitions. [2022-02-23 20:30:19,739 INFO L78 Accepts]: Start accepts. Automaton has 503 states and 772 transitions. Word has length 78 [2022-02-23 20:30:19,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:30:19,739 INFO L470 AbstractCegarLoop]: Abstraction has 503 states and 772 transitions. [2022-02-23 20:30:19,739 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-23 20:30:19,739 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 772 transitions. [2022-02-23 20:30:19,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-02-23 20:30:19,740 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:30:19,740 INFO L514 BasicCegarLoop]: trace histogram [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] [2022-02-23 20:30:19,740 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-23 20:30:19,740 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:30:19,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:30:19,740 INFO L85 PathProgramCache]: Analyzing trace with hash -946707978, now seen corresponding path program 1 times [2022-02-23 20:30:19,741 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:30:19,741 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844598152] [2022-02-23 20:30:19,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:30:19,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:30:19,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:19,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:30:19,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:19,837 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-02-23 20:30:19,837 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:30:19,837 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844598152] [2022-02-23 20:30:19,837 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844598152] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:30:19,837 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:30:19,837 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:30:19,838 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122727146] [2022-02-23 20:30:19,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:30:19,838 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:30:19,838 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:30:19,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:30:19,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:30:19,838 INFO L87 Difference]: Start difference. First operand 503 states and 772 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-23 20:30:21,847 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:30:22,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:30:22,258 INFO L93 Difference]: Finished difference Result 1182 states and 1785 transitions. [2022-02-23 20:30:22,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:30:22,259 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 78 [2022-02-23 20:30:22,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:30:22,261 INFO L225 Difference]: With dead ends: 1182 [2022-02-23 20:30:22,261 INFO L226 Difference]: Without dead ends: 695 [2022-02-23 20:30:22,262 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:30:22,262 INFO L933 BasicCegarLoop]: 99 mSDtfsCounter, 119 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 384 mSolverCounterSat, 45 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 384 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-23 20:30:22,262 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [119 Valid, 284 Invalid, 430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 384 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-02-23 20:30:22,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 695 states. [2022-02-23 20:30:22,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 695 to 503. [2022-02-23 20:30:22,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 503 states, 498 states have (on average 1.5281124497991967) internal successors, (761), 498 states have internal predecessors, (761), 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) [2022-02-23 20:30:22,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 503 states and 765 transitions. [2022-02-23 20:30:22,273 INFO L78 Accepts]: Start accepts. Automaton has 503 states and 765 transitions. Word has length 78 [2022-02-23 20:30:22,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:30:22,274 INFO L470 AbstractCegarLoop]: Abstraction has 503 states and 765 transitions. [2022-02-23 20:30:22,274 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-23 20:30:22,274 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 765 transitions. [2022-02-23 20:30:22,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-02-23 20:30:22,276 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:30:22,276 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-23 20:30:22,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-23 20:30:22,277 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:30:22,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:30:22,277 INFO L85 PathProgramCache]: Analyzing trace with hash -1054477673, now seen corresponding path program 1 times [2022-02-23 20:30:22,277 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:30:22,277 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466713578] [2022-02-23 20:30:22,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:30:22,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:30:22,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:22,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:30:22,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:22,409 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-02-23 20:30:22,409 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:30:22,409 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466713578] [2022-02-23 20:30:22,409 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [466713578] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:30:22,410 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:30:22,410 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:30:22,410 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980871381] [2022-02-23 20:30:22,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:30:22,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:30:22,410 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:30:22,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:30:22,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:30:22,411 INFO L87 Difference]: Start difference. First operand 503 states and 765 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-23 20:30:24,419 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:30:24,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:30:24,830 INFO L93 Difference]: Finished difference Result 1088 states and 1638 transitions. [2022-02-23 20:30:24,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:30:24,830 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 78 [2022-02-23 20:30:24,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:30:24,832 INFO L225 Difference]: With dead ends: 1088 [2022-02-23 20:30:24,832 INFO L226 Difference]: Without dead ends: 776 [2022-02-23 20:30:24,833 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:30:24,833 INFO L933 BasicCegarLoop]: 115 mSDtfsCounter, 114 mSDsluCounter, 201 mSDsCounter, 0 mSdLazyCounter, 401 mSolverCounterSat, 43 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 401 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-23 20:30:24,834 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [114 Valid, 316 Invalid, 445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 401 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-02-23 20:30:24,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 776 states. [2022-02-23 20:30:24,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 776 to 551. [2022-02-23 20:30:24,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 551 states, 546 states have (on average 1.5183150183150182) internal successors, (829), 546 states have internal predecessors, (829), 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) [2022-02-23 20:30:24,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 551 states and 833 transitions. [2022-02-23 20:30:24,845 INFO L78 Accepts]: Start accepts. Automaton has 551 states and 833 transitions. Word has length 78 [2022-02-23 20:30:24,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:30:24,845 INFO L470 AbstractCegarLoop]: Abstraction has 551 states and 833 transitions. [2022-02-23 20:30:24,845 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-23 20:30:24,845 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 833 transitions. [2022-02-23 20:30:24,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-02-23 20:30:24,846 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:30:24,846 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-23 20:30:24,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-23 20:30:24,847 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:30:24,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:30:24,847 INFO L85 PathProgramCache]: Analyzing trace with hash -829393762, now seen corresponding path program 1 times [2022-02-23 20:30:24,847 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:30:24,847 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336930375] [2022-02-23 20:30:24,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:30:24,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:30:24,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:24,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:30:24,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:24,957 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-02-23 20:30:24,957 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:30:24,957 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336930375] [2022-02-23 20:30:24,957 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336930375] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:30:24,958 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:30:24,958 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:30:24,958 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409714407] [2022-02-23 20:30:24,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:30:24,958 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:30:24,958 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:30:24,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:30:24,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:30:24,959 INFO L87 Difference]: Start difference. First operand 551 states and 833 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 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) [2022-02-23 20:30:26,967 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:30:27,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:30:27,408 INFO L93 Difference]: Finished difference Result 1278 states and 1907 transitions. [2022-02-23 20:30:27,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:30:27,409 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 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 80 [2022-02-23 20:30:27,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:30:27,411 INFO L225 Difference]: With dead ends: 1278 [2022-02-23 20:30:27,411 INFO L226 Difference]: Without dead ends: 743 [2022-02-23 20:30:27,412 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:30:27,413 INFO L933 BasicCegarLoop]: 110 mSDtfsCounter, 117 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 396 mSolverCounterSat, 42 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 306 SdHoareTripleChecker+Invalid, 439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 396 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-23 20:30:27,413 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [117 Valid, 306 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 396 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-02-23 20:30:27,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 743 states. [2022-02-23 20:30:27,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 743 to 551. [2022-02-23 20:30:27,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 551 states, 546 states have (on average 1.5) internal successors, (819), 546 states have internal predecessors, (819), 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) [2022-02-23 20:30:27,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 551 states and 823 transitions. [2022-02-23 20:30:27,425 INFO L78 Accepts]: Start accepts. Automaton has 551 states and 823 transitions. Word has length 80 [2022-02-23 20:30:27,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:30:27,425 INFO L470 AbstractCegarLoop]: Abstraction has 551 states and 823 transitions. [2022-02-23 20:30:27,425 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 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) [2022-02-23 20:30:27,425 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 823 transitions. [2022-02-23 20:30:27,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-02-23 20:30:27,426 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:30:27,426 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-02-23 20:30:27,426 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-23 20:30:27,426 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:30:27,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:30:27,427 INFO L85 PathProgramCache]: Analyzing trace with hash 681562751, now seen corresponding path program 1 times [2022-02-23 20:30:27,427 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:30:27,427 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973158108] [2022-02-23 20:30:27,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:30:27,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:30:27,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:27,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:30:27,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:27,588 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-02-23 20:30:27,588 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:30:27,589 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973158108] [2022-02-23 20:30:27,589 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973158108] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:30:27,589 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:30:27,589 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:30:27,589 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361206849] [2022-02-23 20:30:27,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:30:27,589 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:30:27,589 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:30:27,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:30:27,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:30:27,590 INFO L87 Difference]: Start difference. First operand 551 states and 823 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 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) [2022-02-23 20:30:29,598 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:30:30,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:30:30,080 INFO L93 Difference]: Finished difference Result 1005 states and 1494 transitions. [2022-02-23 20:30:30,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:30:30,080 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 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 80 [2022-02-23 20:30:30,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:30:30,082 INFO L225 Difference]: With dead ends: 1005 [2022-02-23 20:30:30,082 INFO L226 Difference]: Without dead ends: 661 [2022-02-23 20:30:30,083 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:30:30,083 INFO L933 BasicCegarLoop]: 229 mSDtfsCounter, 87 mSDsluCounter, 321 mSDsCounter, 0 mSdLazyCounter, 510 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 550 SdHoareTripleChecker+Invalid, 520 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 510 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-02-23 20:30:30,084 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [87 Valid, 550 Invalid, 520 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 510 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-02-23 20:30:30,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 661 states. [2022-02-23 20:30:30,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 661 to 551. [2022-02-23 20:30:30,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 551 states, 546 states have (on average 1.4963369963369964) internal successors, (817), 546 states have internal predecessors, (817), 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) [2022-02-23 20:30:30,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 551 states and 821 transitions. [2022-02-23 20:30:30,094 INFO L78 Accepts]: Start accepts. Automaton has 551 states and 821 transitions. Word has length 80 [2022-02-23 20:30:30,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:30:30,094 INFO L470 AbstractCegarLoop]: Abstraction has 551 states and 821 transitions. [2022-02-23 20:30:30,094 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 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) [2022-02-23 20:30:30,094 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 821 transitions. [2022-02-23 20:30:30,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-02-23 20:30:30,095 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:30:30,095 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-02-23 20:30:30,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-23 20:30:30,096 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:30:30,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:30:30,096 INFO L85 PathProgramCache]: Analyzing trace with hash 2143142750, now seen corresponding path program 1 times [2022-02-23 20:30:30,096 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:30:30,096 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275102795] [2022-02-23 20:30:30,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:30:30,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:30:30,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:30,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:30:30,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:30,196 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-02-23 20:30:30,196 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:30:30,196 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275102795] [2022-02-23 20:30:30,196 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275102795] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:30:30,196 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:30:30,196 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:30:30,196 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072234824] [2022-02-23 20:30:30,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:30:30,197 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:30:30,197 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:30:30,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:30:30,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:30:30,198 INFO L87 Difference]: Start difference. First operand 551 states and 821 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 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) [2022-02-23 20:30:32,206 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:30:32,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:30:32,595 INFO L93 Difference]: Finished difference Result 1112 states and 1649 transitions. [2022-02-23 20:30:32,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:30:32,596 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 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 80 [2022-02-23 20:30:32,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:30:32,598 INFO L225 Difference]: With dead ends: 1112 [2022-02-23 20:30:32,598 INFO L226 Difference]: Without dead ends: 768 [2022-02-23 20:30:32,599 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:30:32,599 INFO L933 BasicCegarLoop]: 117 mSDtfsCounter, 109 mSDsluCounter, 203 mSDsCounter, 0 mSdLazyCounter, 397 mSolverCounterSat, 41 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 320 SdHoareTripleChecker+Invalid, 439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 397 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-23 20:30:32,599 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [109 Valid, 320 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 397 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-02-23 20:30:32,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 768 states. [2022-02-23 20:30:32,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 768 to 554. [2022-02-23 20:30:32,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 554 states, 549 states have (on average 1.4899817850637522) internal successors, (818), 549 states have internal predecessors, (818), 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) [2022-02-23 20:30:32,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 822 transitions. [2022-02-23 20:30:32,611 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 822 transitions. Word has length 80 [2022-02-23 20:30:32,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:30:32,611 INFO L470 AbstractCegarLoop]: Abstraction has 554 states and 822 transitions. [2022-02-23 20:30:32,611 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 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) [2022-02-23 20:30:32,611 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 822 transitions. [2022-02-23 20:30:32,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-02-23 20:30:32,612 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:30:32,612 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 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] [2022-02-23 20:30:32,612 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-02-23 20:30:32,612 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:30:32,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:30:32,613 INFO L85 PathProgramCache]: Analyzing trace with hash 1329008812, now seen corresponding path program 1 times [2022-02-23 20:30:32,613 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:30:32,613 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746646337] [2022-02-23 20:30:32,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:30:32,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:30:32,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:32,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:30:32,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:32,764 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-02-23 20:30:32,764 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:30:32,764 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746646337] [2022-02-23 20:30:32,764 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746646337] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:30:32,764 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:30:32,764 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-23 20:30:32,764 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853846240] [2022-02-23 20:30:32,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:30:32,765 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-23 20:30:32,765 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:30:32,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-23 20:30:32,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-23 20:30:32,765 INFO L87 Difference]: Start difference. First operand 554 states and 822 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-23 20:30:34,777 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:30:35,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:30:35,165 INFO L93 Difference]: Finished difference Result 1093 states and 1631 transitions. [2022-02-23 20:30:35,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-23 20:30:35,165 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 95 [2022-02-23 20:30:35,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:30:35,167 INFO L225 Difference]: With dead ends: 1093 [2022-02-23 20:30:35,167 INFO L226 Difference]: Without dead ends: 749 [2022-02-23 20:30:35,168 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-23 20:30:35,168 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 119 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 343 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 483 SdHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 343 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-23 20:30:35,168 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [119 Valid, 483 Invalid, 351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 343 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-02-23 20:30:35,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2022-02-23 20:30:35,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 749. [2022-02-23 20:30:35,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 749 states, 744 states have (on average 1.4879032258064515) internal successors, (1107), 744 states have internal predecessors, (1107), 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) [2022-02-23 20:30:35,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 1111 transitions. [2022-02-23 20:30:35,181 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 1111 transitions. Word has length 95 [2022-02-23 20:30:35,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:30:35,181 INFO L470 AbstractCegarLoop]: Abstraction has 749 states and 1111 transitions. [2022-02-23 20:30:35,181 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-23 20:30:35,181 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1111 transitions. [2022-02-23 20:30:35,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-23 20:30:35,182 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:30:35,183 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 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] [2022-02-23 20:30:35,183 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-02-23 20:30:35,183 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:30:35,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:30:35,183 INFO L85 PathProgramCache]: Analyzing trace with hash 1560572353, now seen corresponding path program 1 times [2022-02-23 20:30:35,183 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:30:35,183 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106164717] [2022-02-23 20:30:35,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:30:35,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:30:35,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:35,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:30:35,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:35,284 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-02-23 20:30:35,284 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:30:35,284 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106164717] [2022-02-23 20:30:35,285 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106164717] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:30:35,285 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:30:35,285 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-23 20:30:35,285 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095812862] [2022-02-23 20:30:35,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:30:35,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-23 20:30:35,285 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:30:35,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-23 20:30:35,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-23 20:30:35,285 INFO L87 Difference]: Start difference. First operand 749 states and 1111 transitions. Second operand has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 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) [2022-02-23 20:30:37,293 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:30:37,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:30:37,690 INFO L93 Difference]: Finished difference Result 1482 states and 2208 transitions. [2022-02-23 20:30:37,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-23 20:30:37,691 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 98 [2022-02-23 20:30:37,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:30:37,693 INFO L225 Difference]: With dead ends: 1482 [2022-02-23 20:30:37,693 INFO L226 Difference]: Without dead ends: 943 [2022-02-23 20:30:37,694 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-23 20:30:37,695 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 128 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 342 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 482 SdHoareTripleChecker+Invalid, 350 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 342 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-23 20:30:37,695 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [128 Valid, 482 Invalid, 350 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 342 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-02-23 20:30:37,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 943 states. [2022-02-23 20:30:37,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 943 to 943. [2022-02-23 20:30:37,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 943 states, 938 states have (on average 1.4872068230277184) internal successors, (1395), 938 states have internal predecessors, (1395), 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) [2022-02-23 20:30:37,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 943 states and 1399 transitions. [2022-02-23 20:30:37,711 INFO L78 Accepts]: Start accepts. Automaton has 943 states and 1399 transitions. Word has length 98 [2022-02-23 20:30:37,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:30:37,712 INFO L470 AbstractCegarLoop]: Abstraction has 943 states and 1399 transitions. [2022-02-23 20:30:37,712 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 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) [2022-02-23 20:30:37,712 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1399 transitions. [2022-02-23 20:30:37,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-02-23 20:30:37,713 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:30:37,713 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 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] [2022-02-23 20:30:37,713 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-02-23 20:30:37,713 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:30:37,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:30:37,714 INFO L85 PathProgramCache]: Analyzing trace with hash 951047844, now seen corresponding path program 1 times [2022-02-23 20:30:37,714 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:30:37,714 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834232129] [2022-02-23 20:30:37,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:30:37,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:30:37,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:37,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:30:37,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:37,844 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-02-23 20:30:37,845 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:30:37,845 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834232129] [2022-02-23 20:30:37,845 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834232129] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:30:37,845 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:30:37,845 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-23 20:30:37,845 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214916273] [2022-02-23 20:30:37,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:30:37,845 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-23 20:30:37,845 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:30:37,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-23 20:30:37,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-23 20:30:37,846 INFO L87 Difference]: Start difference. First operand 943 states and 1399 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) [2022-02-23 20:30:39,855 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:30:40,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:30:40,249 INFO L93 Difference]: Finished difference Result 1673 states and 2486 transitions. [2022-02-23 20:30:40,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-23 20:30:40,249 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 119 [2022-02-23 20:30:40,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:30:40,252 INFO L225 Difference]: With dead ends: 1673 [2022-02-23 20:30:40,252 INFO L226 Difference]: Without dead ends: 940 [2022-02-23 20:30:40,253 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-23 20:30:40,254 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 128 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 337 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 478 SdHoareTripleChecker+Invalid, 345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 337 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-23 20:30:40,254 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [128 Valid, 478 Invalid, 345 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 337 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-02-23 20:30:40,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 940 states. [2022-02-23 20:30:40,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 940 to 940. [2022-02-23 20:30:40,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 940 states, 935 states have (on average 1.481283422459893) internal successors, (1385), 935 states have internal predecessors, (1385), 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) [2022-02-23 20:30:40,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 940 states and 1389 transitions. [2022-02-23 20:30:40,270 INFO L78 Accepts]: Start accepts. Automaton has 940 states and 1389 transitions. Word has length 119 [2022-02-23 20:30:40,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:30:40,270 INFO L470 AbstractCegarLoop]: Abstraction has 940 states and 1389 transitions. [2022-02-23 20:30:40,270 INFO L471 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) [2022-02-23 20:30:40,270 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1389 transitions. [2022-02-23 20:30:40,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-02-23 20:30:40,272 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:30:40,272 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 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] [2022-02-23 20:30:40,272 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-02-23 20:30:40,272 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:30:40,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:30:40,273 INFO L85 PathProgramCache]: Analyzing trace with hash -840493056, now seen corresponding path program 1 times [2022-02-23 20:30:40,273 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:30:40,273 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139159069] [2022-02-23 20:30:40,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:30:40,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:30:40,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:40,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:30:40,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:40,390 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-02-23 20:30:40,391 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:30:40,391 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139159069] [2022-02-23 20:30:40,391 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139159069] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:30:40,391 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:30:40,391 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:30:40,391 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294962709] [2022-02-23 20:30:40,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:30:40,391 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:30:40,391 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:30:40,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:30:40,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:30:40,392 INFO L87 Difference]: Start difference. First operand 940 states and 1389 transitions. Second operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 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) [2022-02-23 20:30:42,401 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:30:42,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:30:42,802 INFO L93 Difference]: Finished difference Result 2180 states and 3180 transitions. [2022-02-23 20:30:42,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:30:42,802 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 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 121 [2022-02-23 20:30:42,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:30:42,805 INFO L225 Difference]: With dead ends: 2180 [2022-02-23 20:30:42,805 INFO L226 Difference]: Without dead ends: 1256 [2022-02-23 20:30:42,807 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:30:42,808 INFO L933 BasicCegarLoop]: 99 mSDtfsCounter, 108 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 386 mSolverCounterSat, 43 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 283 SdHoareTripleChecker+Invalid, 430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 386 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-23 20:30:42,808 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [108 Valid, 283 Invalid, 430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 386 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-02-23 20:30:42,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1256 states. [2022-02-23 20:30:42,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1256 to 940. [2022-02-23 20:30:42,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 940 states, 935 states have (on average 1.4716577540106952) internal successors, (1376), 935 states have internal predecessors, (1376), 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) [2022-02-23 20:30:42,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 940 states and 1380 transitions. [2022-02-23 20:30:42,829 INFO L78 Accepts]: Start accepts. Automaton has 940 states and 1380 transitions. Word has length 121 [2022-02-23 20:30:42,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:30:42,829 INFO L470 AbstractCegarLoop]: Abstraction has 940 states and 1380 transitions. [2022-02-23 20:30:42,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 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) [2022-02-23 20:30:42,830 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1380 transitions. [2022-02-23 20:30:42,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-02-23 20:30:42,831 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:30:42,831 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 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] [2022-02-23 20:30:42,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-02-23 20:30:42,832 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:30:42,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:30:42,832 INFO L85 PathProgramCache]: Analyzing trace with hash -1448569919, now seen corresponding path program 1 times [2022-02-23 20:30:42,832 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:30:42,832 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812265519] [2022-02-23 20:30:42,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:30:42,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:30:42,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:42,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:30:42,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:30:42,959 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-02-23 20:30:42,959 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:30:42,959 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812265519] [2022-02-23 20:30:42,959 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812265519] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:30:42,959 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:30:42,959 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:30:42,959 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333476413] [2022-02-23 20:30:42,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:30:42,960 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:30:42,960 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:30:42,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:30:42,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:30:42,960 INFO L87 Difference]: Start difference. First operand 940 states and 1380 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 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) [2022-02-23 20:30:44,968 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:30:45,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:30:45,342 INFO L93 Difference]: Finished difference Result 2295 states and 3344 transitions. [2022-02-23 20:30:45,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:30:45,342 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 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 121 [2022-02-23 20:30:45,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:30:45,346 INFO L225 Difference]: With dead ends: 2295 [2022-02-23 20:30:45,346 INFO L226 Difference]: Without dead ends: 1371 [2022-02-23 20:30:45,347 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:30:45,348 INFO L933 BasicCegarLoop]: 101 mSDtfsCounter, 96 mSDsluCounter, 186 mSDsCounter, 0 mSdLazyCounter, 378 mSolverCounterSat, 42 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 378 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-23 20:30:45,348 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [96 Valid, 287 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 378 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-02-23 20:30:45,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1371 states. [2022-02-23 20:30:45,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1371 to 1062. [2022-02-23 20:30:45,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1062 states, 1057 states have (on average 1.478713339640492) internal successors, (1563), 1057 states have internal predecessors, (1563), 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) [2022-02-23 20:30:45,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 1062 states and 1567 transitions. [2022-02-23 20:30:45,370 INFO L78 Accepts]: Start accepts. Automaton has 1062 states and 1567 transitions. Word has length 121 [2022-02-23 20:30:45,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:30:45,370 INFO L470 AbstractCegarLoop]: Abstraction has 1062 states and 1567 transitions. [2022-02-23 20:30:45,370 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 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) [2022-02-23 20:30:45,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1567 transitions. [2022-02-23 20:30:45,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-02-23 20:30:45,372 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:30:45,372 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2022-02-23 20:30:45,372 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-02-23 20:30:45,372 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:30:45,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:30:45,372 INFO L85 PathProgramCache]: Analyzing trace with hash 144716696, now seen corresponding path program 1 times [2022-02-23 20:30:45,373 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:30:45,373 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952235844] [2022-02-23 20:30:45,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:30:45,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:30:45,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-23 20:30:45,915 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-23 20:30:46,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-23 20:30:46,531 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-23 20:30:46,532 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-23 20:30:46,533 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-02-23 20:30:46,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-02-23 20:30:46,538 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-23 20:30:46,542 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-23 20:30:46,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.02 08:30:46 BasicIcfg [2022-02-23 20:30:46,631 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-23 20:30:46,632 INFO L158 Benchmark]: Toolchain (without parser) took 51951.93ms. Allocated memory was 191.9MB in the beginning and 330.3MB in the end (delta: 138.4MB). Free memory was 139.2MB in the beginning and 220.5MB in the end (delta: -81.2MB). Peak memory consumption was 175.0MB. Max. memory is 8.0GB. [2022-02-23 20:30:46,632 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 191.9MB. Free memory is still 158.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-23 20:30:46,632 INFO L158 Benchmark]: CACSL2BoogieTranslator took 455.80ms. Allocated memory is still 191.9MB. Free memory was 139.1MB in the beginning and 148.7MB in the end (delta: -9.6MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-02-23 20:30:46,632 INFO L158 Benchmark]: Boogie Preprocessor took 102.72ms. Allocated memory is still 191.9MB. Free memory was 148.7MB in the beginning and 141.4MB in the end (delta: 7.3MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2022-02-23 20:30:46,632 INFO L158 Benchmark]: RCFGBuilder took 2959.34ms. Allocated memory was 191.9MB in the beginning and 252.7MB in the end (delta: 60.8MB). Free memory was 141.4MB in the beginning and 177.9MB in the end (delta: -36.4MB). Peak memory consumption was 38.4MB. Max. memory is 8.0GB. [2022-02-23 20:30:46,633 INFO L158 Benchmark]: IcfgTransformer took 48.78ms. Allocated memory is still 252.7MB. Free memory was 177.9MB in the beginning and 172.6MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-02-23 20:30:46,633 INFO L158 Benchmark]: TraceAbstraction took 48379.32ms. Allocated memory was 252.7MB in the beginning and 330.3MB in the end (delta: 77.6MB). Free memory was 172.6MB in the beginning and 220.5MB in the end (delta: -47.8MB). Peak memory consumption was 147.7MB. Max. memory is 8.0GB. [2022-02-23 20:30:46,634 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 191.9MB. Free memory is still 158.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 455.80ms. Allocated memory is still 191.9MB. Free memory was 139.1MB in the beginning and 148.7MB in the end (delta: -9.6MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * Boogie Preprocessor took 102.72ms. Allocated memory is still 191.9MB. Free memory was 148.7MB in the beginning and 141.4MB in the end (delta: 7.3MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * RCFGBuilder took 2959.34ms. Allocated memory was 191.9MB in the beginning and 252.7MB in the end (delta: 60.8MB). Free memory was 141.4MB in the beginning and 177.9MB in the end (delta: -36.4MB). Peak memory consumption was 38.4MB. Max. memory is 8.0GB. * IcfgTransformer took 48.78ms. Allocated memory is still 252.7MB. Free memory was 177.9MB in the beginning and 172.6MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * TraceAbstraction took 48379.32ms. Allocated memory was 252.7MB in the beginning and 330.3MB in the end (delta: 77.6MB). Free memory was 172.6MB in the beginning and 220.5MB in the end (delta: -47.8MB). Peak memory consumption was 147.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 - UnprovableResult [Line: 1658]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 1343. Possible FailurePath: [L1042] static int init = 1; [L1043] static SSL_METHOD SSLv3_client_data ; VAL [\old(init)=18446744073709551627, \old(SSLv3_client_data)=null, \old(SSLv3_client_data)=null, init=1, SSLv3_client_data={4:0}] [L1065] SSL *s ; [L1069] s = malloc (sizeof (SSL)) [L1070] s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1071] EXPR s->s3 [L1071] s->s3->flags = __VERIFIER_nondet_long() [L1072] EXPR s->s3 [L1072] (s->s3)->tmp.cert_req = __VERIFIER_nondet_int() [L1073] EXPR s->s3 [L1073] (s->s3)->tmp.new_cipher = malloc(sizeof(struct ssl_cipher_st)) [L1074] EXPR s->s3 [L1074] EXPR (s->s3)->tmp.new_cipher [L1074] ((s->s3)->tmp.new_cipher)->algorithms = __VERIFIER_nondet_ulong() [L1075] EXPR s->s3 [L1075] s->s3->tmp.next_state = __VERIFIER_nondet_int() [L1076] s->bbio = (BIO *) __VERIFIER_nondet_ulong() [L1077] s->wbio = (BIO *) __VERIFIER_nondet_ulong() [L1078] s->ctx = malloc(sizeof(SSL_CTX)) [L1079] EXPR s->ctx [L1079] (s->ctx)->info_callback = (void (*)()) __VERIFIER_nondet_ulong() [L1080] s->state = 12292 [L1081] s->version = __VERIFIER_nondet_int() [L1082] s->init_buf = (BUF_MEM *)__VERIFIER_nondet_ulong() [L1083] s->info_callback = (void (*)()) __VERIFIER_nondet_ulong() [L1084] CALL ssl3_connect(s) VAL [init=1, s={-9:0}, SSLv3_client_data={4:0}] [L1090] BUF_MEM *buf = (BUF_MEM *)__VERIFIER_nondet_ulong(); [L1091] unsigned long tmp ; [L1092] unsigned long l ; [L1093] long num1 ; [L1094] void (*cb)() ; [L1095] int ret ; [L1096] int new_state ; [L1097] int state ; [L1098] int skip ; [L1099] int *tmp___0 ; [L1100] int tmp___1 = __VERIFIER_nondet_int(); [L1101] int tmp___2 = __VERIFIER_nondet_int(); [L1102] int tmp___3 ; [L1103] int tmp___4 ; [L1104] int tmp___5 ; [L1105] int tmp___6 ; [L1106] int tmp___7 ; [L1107] int tmp___8 ; [L1108] long tmp___9 ; [L1110] int blastFlag ; [L1113] blastFlag = 0 [L1114] s->state = 12292 [L1115] s->hit = __VERIFIER_nondet_int() [L1117] tmp = __VERIFIER_nondet_int() [L1118] cb = (void (*)())((void *)0) [L1119] ret = -1 [L1120] skip = 0 [L1121] tmp___0 = (int*)malloc(sizeof(int)) [L1122] *tmp___0 = 0 [L1123] EXPR s->info_callback VAL [={0:0}, blastFlag=0, buf={0:19}, init=1, ret=-1, s={-9:0}, s={-9:0}, s->info_callback={0:18}, skip=0, SSLv3_client_data={4:0}, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7] [L1123] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1124] EXPR s->info_callback [L1124] cb = s->info_callback [L1132] EXPR s->in_handshake [L1132] s->in_handshake += 1 [L1133] COND FALSE !(tmp___1 & 12288) VAL [={0:18}, blastFlag=0, buf={0:19}, init=1, ret=-1, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7] [L1143] COND TRUE 1 VAL [={0:18}, blastFlag=0, buf={0:19}, init=1, ret=-1, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7] [L1145] EXPR s->state [L1145] state = s->state [L1146] EXPR s->state VAL [={0:18}, blastFlag=0, buf={0:19}, init=1, ret=-1, s={-9:0}, s={-9:0}, s->state=12292, skip=0, SSLv3_client_data={4:0}, state=12292, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7] [L1146] COND TRUE s->state == 12292 [L1249] s->new_session = 1 [L1250] s->state = 4096 [L1251] EXPR s->ctx [L1251] EXPR (s->ctx)->stats.sess_connect_renegotiate [L1251] (s->ctx)->stats.sess_connect_renegotiate += 1 [L1256] s->server = 0 VAL [={0:18}, blastFlag=0, buf={0:19}, init=1, ret=-1, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=12292, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7] [L1257] COND TRUE (unsigned long )cb != (unsigned long )((void *)0) VAL [={0:18}, blastFlag=0, buf={0:19}, init=1, ret=-1, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=12292, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7] [L1262] EXPR s->version VAL [={0:18}, blastFlag=0, buf={0:19}, init=1, ret=-1, s={-9:0}, s={-9:0}, s->version=6, skip=0, SSLv3_client_data={4:0}, state=12292, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7] [L1262] COND FALSE !((s->version & 65280) != 768) [L1268] s->type = 4096 [L1269] EXPR s->init_buf VAL [={0:18}, blastFlag=0, buf={0:19}, init=1, ret=-1, s={-9:0}, s={-9:0}, s->init_buf={0:-1}, skip=0, SSLv3_client_data={4:0}, state=12292, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7] [L1269] COND FALSE !((unsigned long )s->init_buf == (unsigned long )((void *)0)) [L1281] tmp___4 = __VERIFIER_nondet_int() [L1282] COND FALSE !(! tmp___4) [L1288] tmp___5 = __VERIFIER_nondet_int() [L1289] COND FALSE !(! tmp___5) [L1295] s->state = 4368 [L1296] EXPR s->ctx [L1296] EXPR (s->ctx)->stats.sess_connect [L1296] (s->ctx)->stats.sess_connect += 1 [L1297] s->init_num = 0 VAL [={0:18}, blastFlag=0, buf={0:19}, init=1, ret=-1, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=12292, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1617] EXPR s->s3 [L1617] EXPR (s->s3)->tmp.reuse_message VAL [={0:18}, (s->s3)->tmp.reuse_message=18446744073709551640, blastFlag=0, buf={0:19}, init=1, ret=-1, s={-9:0}, s={-9:0}, s->s3={-12:0}, skip=0, SSLv3_client_data={4:0}, state=12292, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1617] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1646] skip = 0 VAL [={0:18}, blastFlag=0, buf={0:19}, init=1, ret=-1, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=12292, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1143] COND TRUE 1 VAL [={0:18}, blastFlag=0, buf={0:19}, init=1, ret=-1, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=12292, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1145] EXPR s->state [L1145] state = s->state [L1146] EXPR s->state VAL [={0:18}, blastFlag=0, buf={0:19}, init=1, ret=-1, s={-9:0}, s={-9:0}, s->state=4368, skip=0, SSLv3_client_data={4:0}, state=4368, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1146] COND FALSE !(s->state == 12292) [L1149] EXPR s->state VAL [={0:18}, blastFlag=0, buf={0:19}, init=1, ret=-1, s={-9:0}, s={-9:0}, s->state=4368, skip=0, SSLv3_client_data={4:0}, state=4368, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1149] COND FALSE !(s->state == 16384) [L1152] EXPR s->state VAL [={0:18}, blastFlag=0, buf={0:19}, init=1, ret=-1, s={-9:0}, s={-9:0}, s->state=4368, skip=0, SSLv3_client_data={4:0}, state=4368, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1152] COND FALSE !(s->state == 4096) [L1155] EXPR s->state VAL [={0:18}, blastFlag=0, buf={0:19}, init=1, ret=-1, s={-9:0}, s={-9:0}, s->state=4368, skip=0, SSLv3_client_data={4:0}, state=4368, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1155] COND FALSE !(s->state == 20480) [L1158] EXPR s->state VAL [={0:18}, blastFlag=0, buf={0:19}, init=1, ret=-1, s={-9:0}, s={-9:0}, s->state=4368, skip=0, SSLv3_client_data={4:0}, state=4368, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1158] COND FALSE !(s->state == 4099) [L1161] EXPR s->state VAL [={0:18}, blastFlag=0, buf={0:19}, init=1, ret=-1, s={-9:0}, s={-9:0}, s->state=4368, skip=0, SSLv3_client_data={4:0}, state=4368, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1161] COND TRUE s->state == 4368 [L1301] s->shutdown = 0 [L1302] ret = __VERIFIER_nondet_int() [L1303] COND TRUE blastFlag == 0 [L1304] blastFlag = 1 VAL [={0:18}, blastFlag=1, buf={0:19}, init=1, ret=17, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4368, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1308] COND FALSE !(ret <= 0) [L1313] s->state = 4384 [L1314] s->init_num = 0 [L1315] EXPR s->bbio [L1315] EXPR s->wbio VAL [={0:18}, blastFlag=1, buf={0:19}, init=1, ret=17, s={-9:0}, s={-9:0}, s->bbio={0:13}, s->wbio={0:-16}, skip=0, SSLv3_client_data={4:0}, state=4368, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1315] COND TRUE (unsigned long )s->bbio != (unsigned long )s->wbio [L1617] EXPR s->s3 [L1617] EXPR (s->s3)->tmp.reuse_message VAL [={0:18}, (s->s3)->tmp.reuse_message=18446744073709551640, blastFlag=1, buf={0:19}, init=1, ret=17, s={-9:0}, s={-9:0}, s->s3={-12:0}, skip=0, SSLv3_client_data={4:0}, state=4368, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1617] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1646] skip = 0 VAL [={0:18}, blastFlag=1, buf={0:19}, init=1, ret=17, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4368, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1143] COND TRUE 1 VAL [={0:18}, blastFlag=1, buf={0:19}, init=1, ret=17, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4368, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1145] EXPR s->state [L1145] state = s->state [L1146] EXPR s->state VAL [={0:18}, blastFlag=1, buf={0:19}, init=1, ret=17, s={-9:0}, s={-9:0}, s->state=4384, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1146] COND FALSE !(s->state == 12292) [L1149] EXPR s->state VAL [={0:18}, blastFlag=1, buf={0:19}, init=1, ret=17, s={-9:0}, s={-9:0}, s->state=4384, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1149] COND FALSE !(s->state == 16384) [L1152] EXPR s->state VAL [={0:18}, blastFlag=1, buf={0:19}, init=1, ret=17, s={-9:0}, s={-9:0}, s->state=4384, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1152] COND FALSE !(s->state == 4096) [L1155] EXPR s->state VAL [={0:18}, blastFlag=1, buf={0:19}, init=1, ret=17, s={-9:0}, s={-9:0}, s->state=4384, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1155] COND FALSE !(s->state == 20480) [L1158] EXPR s->state VAL [={0:18}, blastFlag=1, buf={0:19}, init=1, ret=17, s={-9:0}, s={-9:0}, s->state=4384, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1158] COND FALSE !(s->state == 4099) [L1161] EXPR s->state VAL [={0:18}, blastFlag=1, buf={0:19}, init=1, ret=17, s={-9:0}, s={-9:0}, s->state=4384, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1161] COND FALSE !(s->state == 4368) [L1164] EXPR s->state VAL [={0:18}, blastFlag=1, buf={0:19}, init=1, ret=17, s={-9:0}, s={-9:0}, s->state=4384, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1164] COND FALSE !(s->state == 4369) [L1167] EXPR s->state VAL [={0:18}, blastFlag=1, buf={0:19}, init=1, ret=17, s={-9:0}, s={-9:0}, s->state=4384, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1167] COND TRUE s->state == 4384 [L1323] ret = __VERIFIER_nondet_int() [L1324] COND TRUE blastFlag == 1 [L1325] blastFlag = 2 VAL [={0:18}, blastFlag=2, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1329] COND FALSE !(ret <= 0) [L1334] s->hit VAL [={0:18}, blastFlag=2, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->hit=0, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1334] COND FALSE !(s->hit) [L1337] s->state = 4400 VAL [={0:18}, blastFlag=2, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1339] s->init_num = 0 VAL [={0:18}, blastFlag=2, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1617] EXPR s->s3 [L1617] EXPR (s->s3)->tmp.reuse_message VAL [={0:18}, (s->s3)->tmp.reuse_message=18446744073709551640, blastFlag=2, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->s3={-12:0}, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1617] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1646] skip = 0 VAL [={0:18}, blastFlag=2, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1143] COND TRUE 1 VAL [={0:18}, blastFlag=2, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1145] EXPR s->state [L1145] state = s->state [L1146] EXPR s->state VAL [={0:18}, blastFlag=2, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4400, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1146] COND FALSE !(s->state == 12292) [L1149] EXPR s->state VAL [={0:18}, blastFlag=2, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4400, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1149] COND FALSE !(s->state == 16384) [L1152] EXPR s->state VAL [={0:18}, blastFlag=2, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4400, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1152] COND FALSE !(s->state == 4096) [L1155] EXPR s->state VAL [={0:18}, blastFlag=2, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4400, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1155] COND FALSE !(s->state == 20480) [L1158] EXPR s->state VAL [={0:18}, blastFlag=2, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4400, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1158] COND FALSE !(s->state == 4099) [L1161] EXPR s->state VAL [={0:18}, blastFlag=2, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4400, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1161] COND FALSE !(s->state == 4368) [L1164] EXPR s->state VAL [={0:18}, blastFlag=2, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4400, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1164] COND FALSE !(s->state == 4369) [L1167] EXPR s->state VAL [={0:18}, blastFlag=2, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4400, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1167] COND FALSE !(s->state == 4384) [L1170] EXPR s->state VAL [={0:18}, blastFlag=2, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4400, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1170] COND FALSE !(s->state == 4385) [L1173] EXPR s->state VAL [={0:18}, blastFlag=2, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4400, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1173] COND TRUE s->state == 4400 [L1343] EXPR s->s3 [L1343] EXPR (s->s3)->tmp.new_cipher [L1343] EXPR ((s->s3)->tmp.new_cipher)->algorithms VAL [={0:18}, ((s->s3)->tmp.new_cipher)->algorithms=18446744073709551667, (s->s3)->tmp.new_cipher={-6:0}, blastFlag=2, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->s3={-12:0}, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1343] COND FALSE !(((s->s3)->tmp.new_cipher)->algorithms & 256UL) [L1346] ret = __VERIFIER_nondet_int() [L1347] COND TRUE blastFlag == 2 [L1348] blastFlag = 3 VAL [={0:18}, blastFlag=3, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1352] COND FALSE !(ret <= 0) VAL [={0:18}, blastFlag=3, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1358] s->state = 4416 [L1359] s->init_num = 0 VAL [={0:18}, blastFlag=3, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1617] EXPR s->s3 [L1617] EXPR (s->s3)->tmp.reuse_message VAL [={0:18}, (s->s3)->tmp.reuse_message=18446744073709551640, blastFlag=3, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->s3={-12:0}, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1617] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1646] skip = 0 VAL [={0:18}, blastFlag=3, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1143] COND TRUE 1 VAL [={0:18}, blastFlag=3, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1145] EXPR s->state [L1145] state = s->state [L1146] EXPR s->state VAL [={0:18}, blastFlag=3, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4416, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1146] COND FALSE !(s->state == 12292) [L1149] EXPR s->state VAL [={0:18}, blastFlag=3, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4416, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1149] COND FALSE !(s->state == 16384) [L1152] EXPR s->state VAL [={0:18}, blastFlag=3, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4416, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1152] COND FALSE !(s->state == 4096) [L1155] EXPR s->state VAL [={0:18}, blastFlag=3, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4416, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1155] COND FALSE !(s->state == 20480) [L1158] EXPR s->state VAL [={0:18}, blastFlag=3, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4416, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1158] COND FALSE !(s->state == 4099) [L1161] EXPR s->state VAL [={0:18}, blastFlag=3, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4416, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1161] COND FALSE !(s->state == 4368) [L1164] EXPR s->state VAL [={0:18}, blastFlag=3, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4416, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1164] COND FALSE !(s->state == 4369) [L1167] EXPR s->state VAL [={0:18}, blastFlag=3, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4416, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1167] COND FALSE !(s->state == 4384) [L1170] EXPR s->state VAL [={0:18}, blastFlag=3, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4416, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1170] COND FALSE !(s->state == 4385) [L1173] EXPR s->state VAL [={0:18}, blastFlag=3, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4416, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1173] COND FALSE !(s->state == 4400) [L1176] EXPR s->state VAL [={0:18}, blastFlag=3, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4416, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1176] COND FALSE !(s->state == 4401) [L1179] EXPR s->state VAL [={0:18}, blastFlag=3, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4416, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1179] COND TRUE s->state == 4416 [L1363] ret = __VERIFIER_nondet_int() [L1364] COND TRUE blastFlag == 3 [L1365] blastFlag = 4 VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14] [L1369] COND FALSE !(ret <= 0) [L1374] s->state = 4432 [L1375] s->init_num = 0 [L1376] tmp___6 = __VERIFIER_nondet_int() [L1377] COND FALSE !(! tmp___6) VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1617] EXPR s->s3 [L1617] EXPR (s->s3)->tmp.reuse_message VAL [={0:18}, (s->s3)->tmp.reuse_message=18446744073709551640, blastFlag=4, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->s3={-12:0}, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1617] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1646] skip = 0 VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1143] COND TRUE 1 VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1145] EXPR s->state [L1145] state = s->state [L1146] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1146] COND FALSE !(s->state == 12292) [L1149] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1149] COND FALSE !(s->state == 16384) [L1152] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1152] COND FALSE !(s->state == 4096) [L1155] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1155] COND FALSE !(s->state == 20480) [L1158] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1158] COND FALSE !(s->state == 4099) [L1161] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1161] COND FALSE !(s->state == 4368) [L1164] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1164] COND FALSE !(s->state == 4369) [L1167] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1167] COND FALSE !(s->state == 4384) [L1170] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1170] COND FALSE !(s->state == 4385) [L1173] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1173] COND FALSE !(s->state == 4400) [L1176] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1176] COND FALSE !(s->state == 4401) [L1179] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1179] COND FALSE !(s->state == 4416) [L1182] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1182] COND FALSE !(s->state == 4417) [L1185] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=1, s={-9:0}, s={-9:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1185] COND TRUE s->state == 4432 [L1386] ret = __VERIFIER_nondet_int() [L1387] COND FALSE !(blastFlag == 5) VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=21, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1392] COND FALSE !(ret <= 0) [L1397] s->state = 4448 [L1398] s->init_num = 0 VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=21, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1617] EXPR s->s3 [L1617] EXPR (s->s3)->tmp.reuse_message VAL [={0:18}, (s->s3)->tmp.reuse_message=18446744073709551640, blastFlag=4, buf={0:19}, init=1, ret=21, s={-9:0}, s={-9:0}, s->s3={-12:0}, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1617] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1646] skip = 0 VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=21, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1143] COND TRUE 1 VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=21, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1145] EXPR s->state [L1145] state = s->state [L1146] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=21, s={-9:0}, s={-9:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1146] COND FALSE !(s->state == 12292) [L1149] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=21, s={-9:0}, s={-9:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1149] COND FALSE !(s->state == 16384) [L1152] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=21, s={-9:0}, s={-9:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1152] COND FALSE !(s->state == 4096) [L1155] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=21, s={-9:0}, s={-9:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1155] COND FALSE !(s->state == 20480) [L1158] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=21, s={-9:0}, s={-9:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1158] COND FALSE !(s->state == 4099) [L1161] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=21, s={-9:0}, s={-9:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1161] COND FALSE !(s->state == 4368) [L1164] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=21, s={-9:0}, s={-9:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1164] COND FALSE !(s->state == 4369) [L1167] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=21, s={-9:0}, s={-9:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1167] COND FALSE !(s->state == 4384) [L1170] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=21, s={-9:0}, s={-9:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1170] COND FALSE !(s->state == 4385) [L1173] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=21, s={-9:0}, s={-9:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1173] COND FALSE !(s->state == 4400) [L1176] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=21, s={-9:0}, s={-9:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1176] COND FALSE !(s->state == 4401) [L1179] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=21, s={-9:0}, s={-9:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1179] COND FALSE !(s->state == 4416) [L1182] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=21, s={-9:0}, s={-9:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1182] COND FALSE !(s->state == 4417) [L1185] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=21, s={-9:0}, s={-9:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1185] COND FALSE !(s->state == 4432) [L1188] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=21, s={-9:0}, s={-9:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1188] COND FALSE !(s->state == 4433) [L1191] EXPR s->state VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=21, s={-9:0}, s={-9:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1191] COND TRUE s->state == 4448 [L1402] ret = __VERIFIER_nondet_int() [L1403] COND TRUE blastFlag == 4 VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=-17, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] [L1658] reach_error() VAL [={0:18}, blastFlag=4, buf={0:19}, init=1, ret=-17, s={-9:0}, s={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=0, tmp___0={-11:0}, tmp___1=1, tmp___2=7, tmp___4=-13, tmp___5=14, tmp___6=-15] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 140 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 48.2s, OverallIterations: 19, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 43.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 18 mSolverCounterUnknown, 1982 SdHoareTripleChecker+Valid, 43.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1982 mSDsluCounter, 7427 SdHoareTripleChecker+Invalid, 41.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3975 mSDsCounter, 447 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7186 IncrementalHoareTripleChecker+Invalid, 7651 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 447 mSolverCounterUnsat, 3452 mSDtfsCounter, 7186 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 128 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1062occurred in iteration=18, InterpolantAutomatonStates: 85, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 18 MinimizatonAttempts, 2469 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1567 NumberOfCodeBlocks, 1567 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 1406 ConstructedInterpolants, 0 QuantifiedInterpolants, 3769 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 1098/1098 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-02-23 20:30:46,688 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...