/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf -i ../../../trunk/examples/svcomp/openssl/s3_srvr.blast.11.i.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05ce600 [2022-02-24 00:49:36,733 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-24 00:49:36,734 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-24 00:49:36,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-24 00:49:36,754 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-24 00:49:36,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-24 00:49:36,760 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-24 00:49:36,764 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-24 00:49:36,766 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-24 00:49:36,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-24 00:49:36,770 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-24 00:49:36,771 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-24 00:49:36,771 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-24 00:49:36,773 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-24 00:49:36,774 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-24 00:49:36,775 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-24 00:49:36,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-24 00:49:36,776 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-24 00:49:36,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-24 00:49:36,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-24 00:49:36,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-24 00:49:36,784 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-24 00:49:36,785 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-24 00:49:36,786 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-24 00:49:36,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-24 00:49:36,795 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-24 00:49:36,796 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-24 00:49:36,796 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-24 00:49:36,797 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf [2022-02-24 00:49:36,819 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-24 00:49:36,819 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-24 00:49:36,820 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-24 00:49:36,820 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-24 00:49:36,821 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-24 00:49:36,821 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-24 00:49:36,821 INFO L138 SettingsManager]: * Use SBE=true [2022-02-24 00:49:36,821 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-24 00:49:36,821 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-24 00:49:36,821 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-24 00:49:36,822 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-24 00:49:36,822 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-24 00:49:36,822 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-24 00:49:36,822 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-24 00:49:36,822 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-24 00:49:36,822 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-24 00:49:36,822 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-24 00:49:36,822 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-24 00:49:36,822 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-24 00:49:36,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-24 00:49:36,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-24 00:49:36,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-24 00:49:36,823 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-24 00:49:36,823 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-24 00:49:36,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-24 00:49:36,823 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-24 00:49:36,823 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-02-24 00:49:36,823 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-02-24 00:49:36,824 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-02-24 00:49:36,824 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-02-24 00:49:37,000 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-24 00:49:37,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-24 00:49:37,019 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-24 00:49:37,020 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-24 00:49:37,020 INFO L275 PluginConnector]: CDTParser initialized [2022-02-24 00:49:37,021 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/openssl/s3_srvr.blast.11.i.cil-1.c [2022-02-24 00:49:37,084 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b391dc684/be30a0b488d641b996949bfe1e092e9f/FLAG4045f234e [2022-02-24 00:49:37,545 INFO L306 CDTParser]: Found 1 translation units. [2022-02-24 00:49:37,546 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.11.i.cil-1.c [2022-02-24 00:49:37,560 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b391dc684/be30a0b488d641b996949bfe1e092e9f/FLAG4045f234e [2022-02-24 00:49:38,044 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b391dc684/be30a0b488d641b996949bfe1e092e9f [2022-02-24 00:49:38,046 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-24 00:49:38,047 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-24 00:49:38,048 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-24 00:49:38,048 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-24 00:49:38,051 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-24 00:49:38,051 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 12:49:38" (1/1) ... [2022-02-24 00:49:38,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b1a0030 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 12:49:38, skipping insertion in model container [2022-02-24 00:49:38,052 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 12:49:38" (1/1) ... [2022-02-24 00:49:38,063 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-24 00:49:38,114 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-24 00:49:38,373 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.11.i.cil-1.c[74369,74382] [2022-02-24 00:49:38,379 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-24 00:49:38,387 INFO L203 MainTranslator]: Completed pre-run [2022-02-24 00:49:38,476 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.11.i.cil-1.c[74369,74382] [2022-02-24 00:49:38,478 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-24 00:49:38,488 INFO L208 MainTranslator]: Completed translation [2022-02-24 00:49:38,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 12:49:38 WrapperNode [2022-02-24 00:49:38,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-24 00:49:38,489 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-24 00:49:38,489 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-24 00:49:38,489 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-24 00:49:38,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 12:49:38" (1/1) ... [2022-02-24 00:49:38,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 12:49:38" (1/1) ... [2022-02-24 00:49:38,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 12:49:38" (1/1) ... [2022-02-24 00:49:38,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 12:49:38" (1/1) ... [2022-02-24 00:49:38,582 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 12:49:38" (1/1) ... [2022-02-24 00:49:38,588 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 12:49:38" (1/1) ... [2022-02-24 00:49:38,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 12:49:38" (1/1) ... [2022-02-24 00:49:38,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-24 00:49:38,608 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-24 00:49:38,608 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-24 00:49:38,608 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-24 00:49:38,612 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 12:49:38" (1/1) ... [2022-02-24 00:49:38,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-24 00:49:38,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-24 00:49:38,636 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) [2022-02-24 00:49:38,644 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 [2022-02-24 00:49:38,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-02-24 00:49:38,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-24 00:49:38,666 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-02-24 00:49:38,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_get_server_method [2022-02-24 00:49:38,666 INFO L138 BoogieDeclarations]: Found implementation of procedure SSLv3_server_method [2022-02-24 00:49:38,666 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-02-24 00:49:38,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2022-02-24 00:49:38,666 INFO L138 BoogieDeclarations]: Found implementation of procedure sslv3_base_method [2022-02-24 00:49:38,667 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-02-24 00:49:38,668 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-02-24 00:49:38,668 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-02-24 00:49:38,668 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-02-24 00:49:38,668 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-02-24 00:49:38,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-24 00:49:38,668 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-02-24 00:49:38,669 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2022-02-24 00:49:38,669 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-02-24 00:49:38,669 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-02-24 00:49:38,669 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2022-02-24 00:49:38,669 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2022-02-24 00:49:38,669 INFO L130 BoogieDeclarations]: Found specification of procedure SSLv3_server_method [2022-02-24 00:49:38,669 INFO L130 BoogieDeclarations]: Found specification of procedure sslv3_base_method [2022-02-24 00:49:38,669 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2022-02-24 00:49:38,669 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_get_server_method [2022-02-24 00:49:38,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-02-24 00:49:38,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-24 00:49:38,669 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-02-24 00:49:38,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-24 00:49:38,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-24 00:49:38,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-24 00:49:38,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-24 00:49:38,670 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2022-02-24 00:49:38,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-02-24 00:49:38,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-02-24 00:49:38,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-24 00:49:38,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-24 00:49:38,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-02-24 00:49:38,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-02-24 00:49:38,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-02-24 00:49:38,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-02-24 00:49:38,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-24 00:49:38,821 INFO L234 CfgBuilder]: Building ICFG [2022-02-24 00:49:38,822 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-24 00:49:39,741 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-02-24 00:49:40,103 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2022-02-24 00:49:40,103 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2022-02-24 00:49:40,113 INFO L275 CfgBuilder]: Performing block encoding [2022-02-24 00:49:40,122 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-24 00:49:40,122 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-02-24 00:49:40,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 12:49:40 BoogieIcfgContainer [2022-02-24 00:49:40,125 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-24 00:49:40,125 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-02-24 00:49:40,126 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-02-24 00:49:40,126 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-02-24 00:49:40,128 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 12:49:40" (1/1) ... [2022-02-24 00:49:40,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 24.02 12:49:40 BasicIcfg [2022-02-24 00:49:40,169 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-02-24 00:49:40,170 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-24 00:49:40,170 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-24 00:49:40,172 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-24 00:49:40,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.02 12:49:38" (1/4) ... [2022-02-24 00:49:40,173 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d41bed1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 12:49:40, skipping insertion in model container [2022-02-24 00:49:40,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 12:49:38" (2/4) ... [2022-02-24 00:49:40,173 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d41bed1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 12:49:40, skipping insertion in model container [2022-02-24 00:49:40,174 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 12:49:40" (3/4) ... [2022-02-24 00:49:40,174 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d41bed1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.02 12:49:40, skipping insertion in model container [2022-02-24 00:49:40,174 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 24.02 12:49:40" (4/4) ... [2022-02-24 00:49:40,177 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.11.i.cil-1.cqvasr [2022-02-24 00:49:40,183 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-24 00:49:40,183 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-24 00:49:40,220 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-24 00:49:40,225 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 [2022-02-24 00:49:40,225 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-24 00:49:40,246 INFO L276 IsEmpty]: Start isEmpty. Operand has 158 states, 150 states have (on average 1.7066666666666668) internal successors, (256), 151 states have internal predecessors, (256), 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) [2022-02-24 00:49:40,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-02-24 00:49:40,251 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:49:40,252 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:49:40,252 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:49:40,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:49:40,256 INFO L85 PathProgramCache]: Analyzing trace with hash 1749012704, now seen corresponding path program 1 times [2022-02-24 00:49:40,261 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:49:40,262 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155789072] [2022-02-24 00:49:40,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:49:40,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:49:40,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:49:40,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:49:40,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:49:40,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-24 00:49:40,684 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:49:40,684 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155789072] [2022-02-24 00:49:40,684 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [155789072] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:49:40,684 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:49:40,684 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:49:40,685 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809917462] [2022-02-24 00:49:40,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:49:40,688 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:49:40,689 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:49:40,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:49:40,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:49:40,715 INFO L87 Difference]: Start difference. First operand has 158 states, 150 states have (on average 1.7066666666666668) internal successors, (256), 151 states have internal predecessors, (256), 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 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:49:43,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:49:43,549 INFO L93 Difference]: Finished difference Result 430 states and 727 transitions. [2022-02-24 00:49:43,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:49:43,551 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (3), 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 42 [2022-02-24 00:49:43,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:49:43,558 INFO L225 Difference]: With dead ends: 430 [2022-02-24 00:49:43,558 INFO L226 Difference]: Without dead ends: 261 [2022-02-24 00:49:43,566 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 [2022-02-24 00:49:43,570 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 167 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 533 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 533 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-02-24 00:49:43,574 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [167 Valid, 461 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 533 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-02-24 00:49:43,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2022-02-24 00:49:43,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 170. [2022-02-24 00:49:43,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170 states, 165 states have (on average 1.5818181818181818) internal successors, (261), 165 states have internal predecessors, (261), 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) [2022-02-24 00:49:43,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 265 transitions. [2022-02-24 00:49:43,617 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 265 transitions. Word has length 42 [2022-02-24 00:49:43,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:49:43,618 INFO L470 AbstractCegarLoop]: Abstraction has 170 states and 265 transitions. [2022-02-24 00:49:43,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:49:43,618 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 265 transitions. [2022-02-24 00:49:43,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-02-24 00:49:43,619 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:49:43,619 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:49:43,620 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-24 00:49:43,620 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:49:43,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:49:43,620 INFO L85 PathProgramCache]: Analyzing trace with hash 1744879992, now seen corresponding path program 1 times [2022-02-24 00:49:43,620 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:49:43,620 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928378213] [2022-02-24 00:49:43,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:49:43,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:49:43,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:49:43,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:49:43,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:49:43,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-24 00:49:43,781 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:49:43,781 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928378213] [2022-02-24 00:49:43,781 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928378213] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:49:43,781 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:49:43,781 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:49:43,781 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798028376] [2022-02-24 00:49:43,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:49:43,782 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:49:43,782 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:49:43,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:49:43,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:49:43,783 INFO L87 Difference]: Start difference. First operand 170 states and 265 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:49:45,801 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 [] [2022-02-24 00:49:46,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:49:46,336 INFO L93 Difference]: Finished difference Result 444 states and 697 transitions. [2022-02-24 00:49:46,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:49:46,336 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (3), 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 43 [2022-02-24 00:49:46,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:49:46,338 INFO L225 Difference]: With dead ends: 444 [2022-02-24 00:49:46,338 INFO L226 Difference]: Without dead ends: 289 [2022-02-24 00:49:46,339 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 [2022-02-24 00:49:46,339 INFO L933 BasicCegarLoop]: 117 mSDtfsCounter, 134 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 64 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 342 SdHoareTripleChecker+Invalid, 538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-02-24 00:49:46,340 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [134 Valid, 342 Invalid, 538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 473 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-02-24 00:49:46,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2022-02-24 00:49:46,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 199. [2022-02-24 00:49:46,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 194 states have (on average 1.6134020618556701) internal successors, (313), 194 states have internal predecessors, (313), 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) [2022-02-24 00:49:46,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 317 transitions. [2022-02-24 00:49:46,350 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 317 transitions. Word has length 43 [2022-02-24 00:49:46,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:49:46,350 INFO L470 AbstractCegarLoop]: Abstraction has 199 states and 317 transitions. [2022-02-24 00:49:46,351 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:49:46,351 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 317 transitions. [2022-02-24 00:49:46,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-02-24 00:49:46,360 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:49:46,360 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:49:46,360 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-24 00:49:46,360 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:49:46,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:49:46,362 INFO L85 PathProgramCache]: Analyzing trace with hash -1748954430, now seen corresponding path program 1 times [2022-02-24 00:49:46,362 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:49:46,363 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724420713] [2022-02-24 00:49:46,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:49:46,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:49:46,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:49:46,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:49:46,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:49:46,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-24 00:49:46,509 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:49:46,509 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724420713] [2022-02-24 00:49:46,509 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1724420713] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:49:46,510 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:49:46,510 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:49:46,510 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841572336] [2022-02-24 00:49:46,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:49:46,511 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:49:46,511 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:49:46,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:49:46,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:49:46,512 INFO L87 Difference]: Start difference. First operand 199 states and 317 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:49:49,452 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:49:51,476 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:49:51,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:49:51,963 INFO L93 Difference]: Finished difference Result 503 states and 800 transitions. [2022-02-24 00:49:51,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:49:51,964 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (3), 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 49 [2022-02-24 00:49:51,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:49:51,966 INFO L225 Difference]: With dead ends: 503 [2022-02-24 00:49:51,966 INFO L226 Difference]: Without dead ends: 319 [2022-02-24 00:49:51,967 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 [2022-02-24 00:49:51,967 INFO L933 BasicCegarLoop]: 118 mSDtfsCounter, 123 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 480 mSolverCounterSat, 61 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 344 SdHoareTripleChecker+Invalid, 542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 480 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2022-02-24 00:49:51,968 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [123 Valid, 344 Invalid, 542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 480 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2022-02-24 00:49:51,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2022-02-24 00:49:51,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 239. [2022-02-24 00:49:51,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 239 states, 234 states have (on average 1.641025641025641) internal successors, (384), 234 states have internal predecessors, (384), 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) [2022-02-24 00:49:51,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 388 transitions. [2022-02-24 00:49:51,992 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 388 transitions. Word has length 49 [2022-02-24 00:49:51,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:49:51,993 INFO L470 AbstractCegarLoop]: Abstraction has 239 states and 388 transitions. [2022-02-24 00:49:51,993 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:49:51,993 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 388 transitions. [2022-02-24 00:49:51,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-02-24 00:49:51,995 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:49:51,995 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:49:51,995 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-24 00:49:51,995 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:49:51,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:49:51,996 INFO L85 PathProgramCache]: Analyzing trace with hash 1646418066, now seen corresponding path program 1 times [2022-02-24 00:49:51,996 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:49:51,996 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532285922] [2022-02-24 00:49:51,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:49:51,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:49:52,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:49:52,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:49:52,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:49:52,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-24 00:49:52,126 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:49:52,129 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532285922] [2022-02-24 00:49:52,129 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532285922] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:49:52,129 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:49:52,129 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:49:52,129 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539035205] [2022-02-24 00:49:52,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:49:52,130 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:49:52,130 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:49:52,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:49:52,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:49:52,130 INFO L87 Difference]: Start difference. First operand 239 states and 388 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:49:54,926 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 [] [2022-02-24 00:49:56,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:49:56,218 INFO L93 Difference]: Finished difference Result 553 states and 890 transitions. [2022-02-24 00:49:56,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:49:56,218 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (3), 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 50 [2022-02-24 00:49:56,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:49:56,220 INFO L225 Difference]: With dead ends: 553 [2022-02-24 00:49:56,220 INFO L226 Difference]: Without dead ends: 329 [2022-02-24 00:49:56,221 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 [2022-02-24 00:49:56,221 INFO L933 BasicCegarLoop]: 128 mSDtfsCounter, 122 mSDsluCounter, 236 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 62 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 364 SdHoareTripleChecker+Invalid, 550 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-02-24 00:49:56,222 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [122 Valid, 364 Invalid, 550 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 487 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2022-02-24 00:49:56,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2022-02-24 00:49:56,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 250. [2022-02-24 00:49:56,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 245 states have (on average 1.653061224489796) internal successors, (405), 245 states have internal predecessors, (405), 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) [2022-02-24 00:49:56,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 409 transitions. [2022-02-24 00:49:56,230 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 409 transitions. Word has length 50 [2022-02-24 00:49:56,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:49:56,230 INFO L470 AbstractCegarLoop]: Abstraction has 250 states and 409 transitions. [2022-02-24 00:49:56,230 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:49:56,231 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 409 transitions. [2022-02-24 00:49:56,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-02-24 00:49:56,231 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:49:56,231 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:49:56,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-24 00:49:56,232 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:49:56,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:49:56,232 INFO L85 PathProgramCache]: Analyzing trace with hash 1803301705, now seen corresponding path program 1 times [2022-02-24 00:49:56,232 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:49:56,232 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226848161] [2022-02-24 00:49:56,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:49:56,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:49:56,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:49:56,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:49:56,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:49:56,323 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-02-24 00:49:56,324 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:49:56,324 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226848161] [2022-02-24 00:49:56,324 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226848161] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:49:56,324 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:49:56,324 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:49:56,324 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915260759] [2022-02-24 00:49:56,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:49:56,324 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:49:56,324 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:49:56,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:49:56,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:49:56,325 INFO L87 Difference]: Start difference. First operand 250 states and 409 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:49:59,133 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 [] [2022-02-24 00:50:01,146 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:50:02,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:50:02,221 INFO L93 Difference]: Finished difference Result 513 states and 840 transitions. [2022-02-24 00:50:02,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:50:02,222 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 70 [2022-02-24 00:50:02,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:50:02,223 INFO L225 Difference]: With dead ends: 513 [2022-02-24 00:50:02,223 INFO L226 Difference]: Without dead ends: 278 [2022-02-24 00:50:02,224 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 [2022-02-24 00:50:02,225 INFO L933 BasicCegarLoop]: 186 mSDtfsCounter, 22 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 365 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 481 SdHoareTripleChecker+Invalid, 376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 365 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2022-02-24 00:50:02,225 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [22 Valid, 481 Invalid, 376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 365 Invalid, 1 Unknown, 0 Unchecked, 5.9s Time] [2022-02-24 00:50:02,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2022-02-24 00:50:02,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 261. [2022-02-24 00:50:02,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 256 states have (on average 1.65625) internal successors, (424), 256 states have internal predecessors, (424), 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) [2022-02-24 00:50:02,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 428 transitions. [2022-02-24 00:50:02,231 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 428 transitions. Word has length 70 [2022-02-24 00:50:02,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:50:02,232 INFO L470 AbstractCegarLoop]: Abstraction has 261 states and 428 transitions. [2022-02-24 00:50:02,232 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:50:02,232 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 428 transitions. [2022-02-24 00:50:02,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-02-24 00:50:02,232 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:50:02,233 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:50:02,233 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-24 00:50:02,233 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:50:02,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:50:02,233 INFO L85 PathProgramCache]: Analyzing trace with hash 63867932, now seen corresponding path program 1 times [2022-02-24 00:50:02,233 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:50:02,233 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689770254] [2022-02-24 00:50:02,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:50:02,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:50:02,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:50:02,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:50:02,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:50:02,391 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-02-24 00:50:02,391 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:50:02,391 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689770254] [2022-02-24 00:50:02,391 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689770254] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:50:02,391 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:50:02,392 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:50:02,392 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871751526] [2022-02-24 00:50:02,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:50:02,393 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:50:02,394 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:50:02,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:50:02,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:50:02,395 INFO L87 Difference]: Start difference. First operand 261 states and 428 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:50:03,602 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:50:06,355 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 [] [2022-02-24 00:50:07,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:50:07,245 INFO L93 Difference]: Finished difference Result 513 states and 839 transitions. [2022-02-24 00:50:07,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:50:07,246 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 83 [2022-02-24 00:50:07,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:50:07,247 INFO L225 Difference]: With dead ends: 513 [2022-02-24 00:50:07,247 INFO L226 Difference]: Without dead ends: 278 [2022-02-24 00:50:07,248 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 [2022-02-24 00:50:07,248 INFO L933 BasicCegarLoop]: 187 mSDtfsCounter, 24 mSDsluCounter, 296 mSDsCounter, 0 mSdLazyCounter, 363 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 483 SdHoareTripleChecker+Invalid, 374 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 363 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-02-24 00:50:07,248 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [24 Valid, 483 Invalid, 374 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 363 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2022-02-24 00:50:07,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2022-02-24 00:50:07,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 261. [2022-02-24 00:50:07,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 256 states have (on average 1.65234375) internal successors, (423), 256 states have internal predecessors, (423), 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) [2022-02-24 00:50:07,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 427 transitions. [2022-02-24 00:50:07,257 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 427 transitions. Word has length 83 [2022-02-24 00:50:07,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:50:07,257 INFO L470 AbstractCegarLoop]: Abstraction has 261 states and 427 transitions. [2022-02-24 00:50:07,257 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:50:07,257 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 427 transitions. [2022-02-24 00:50:07,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-02-24 00:50:07,258 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:50:07,258 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:50:07,258 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-24 00:50:07,258 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:50:07,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:50:07,259 INFO L85 PathProgramCache]: Analyzing trace with hash -1024321373, now seen corresponding path program 1 times [2022-02-24 00:50:07,259 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:50:07,259 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291192379] [2022-02-24 00:50:07,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:50:07,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:50:07,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:50:07,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:50:07,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:50:07,360 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-02-24 00:50:07,360 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:50:07,360 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291192379] [2022-02-24 00:50:07,361 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [291192379] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:50:07,361 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:50:07,361 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:50:07,361 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887721040] [2022-02-24 00:50:07,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:50:07,361 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:50:07,361 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:50:07,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:50:07,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:50:07,362 INFO L87 Difference]: Start difference. First operand 261 states and 427 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:50:08,512 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:50:10,286 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:50:11,454 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:50:13,470 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 [] [2022-02-24 00:50:13,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:50:13,926 INFO L93 Difference]: Finished difference Result 574 states and 927 transitions. [2022-02-24 00:50:13,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:50:13,927 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 84 [2022-02-24 00:50:13,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:50:13,928 INFO L225 Difference]: With dead ends: 574 [2022-02-24 00:50:13,929 INFO L226 Difference]: Without dead ends: 339 [2022-02-24 00:50:13,929 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 [2022-02-24 00:50:13,930 INFO L933 BasicCegarLoop]: 129 mSDtfsCounter, 150 mSDsluCounter, 237 mSDsCounter, 0 mSdLazyCounter, 485 mSolverCounterSat, 61 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 485 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2022-02-24 00:50:13,930 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [150 Valid, 366 Invalid, 547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 485 Invalid, 1 Unknown, 0 Unchecked, 6.5s Time] [2022-02-24 00:50:13,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2022-02-24 00:50:13,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 261. [2022-02-24 00:50:13,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 256 states have (on average 1.63671875) internal successors, (419), 256 states have internal predecessors, (419), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:50:13,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 423 transitions. [2022-02-24 00:50:13,936 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 423 transitions. Word has length 84 [2022-02-24 00:50:13,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:50:13,936 INFO L470 AbstractCegarLoop]: Abstraction has 261 states and 423 transitions. [2022-02-24 00:50:13,936 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:50:13,936 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 423 transitions. [2022-02-24 00:50:13,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-02-24 00:50:13,937 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:50:13,937 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:50:13,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-24 00:50:13,937 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:50:13,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:50:13,938 INFO L85 PathProgramCache]: Analyzing trace with hash 992055491, now seen corresponding path program 1 times [2022-02-24 00:50:13,938 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:50:13,938 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546445366] [2022-02-24 00:50:13,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:50:13,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:50:13,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:50:14,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:50:14,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:50:14,062 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-02-24 00:50:14,063 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:50:14,063 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546445366] [2022-02-24 00:50:14,063 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546445366] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:50:14,063 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:50:14,063 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:50:14,063 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366949709] [2022-02-24 00:50:14,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:50:14,063 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:50:14,063 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:50:14,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:50:14,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:50:14,064 INFO L87 Difference]: Start difference. First operand 261 states and 423 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:50:15,352 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:50:16,973 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:50:18,237 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:50:19,482 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:50:19,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:50:19,829 INFO L93 Difference]: Finished difference Result 512 states and 830 transitions. [2022-02-24 00:50:19,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:50:19,829 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 84 [2022-02-24 00:50:19,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:50:19,830 INFO L225 Difference]: With dead ends: 512 [2022-02-24 00:50:19,830 INFO L226 Difference]: Without dead ends: 277 [2022-02-24 00:50:19,831 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 [2022-02-24 00:50:19,831 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 26 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 362 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 485 SdHoareTripleChecker+Invalid, 371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 362 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2022-02-24 00:50:19,832 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 485 Invalid, 371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 362 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2022-02-24 00:50:19,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2022-02-24 00:50:19,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 261. [2022-02-24 00:50:19,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 256 states have (on average 1.6328125) internal successors, (418), 256 states have internal predecessors, (418), 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) [2022-02-24 00:50:19,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 422 transitions. [2022-02-24 00:50:19,838 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 422 transitions. Word has length 84 [2022-02-24 00:50:19,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:50:19,839 INFO L470 AbstractCegarLoop]: Abstraction has 261 states and 422 transitions. [2022-02-24 00:50:19,839 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:50:19,839 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 422 transitions. [2022-02-24 00:50:19,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-02-24 00:50:19,840 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:50:19,840 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:50:19,840 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-24 00:50:19,840 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:50:19,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:50:19,841 INFO L85 PathProgramCache]: Analyzing trace with hash 1577446659, now seen corresponding path program 1 times [2022-02-24 00:50:19,841 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:50:19,841 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914483136] [2022-02-24 00:50:19,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:50:19,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:50:19,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:50:19,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:50:19,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:50:19,956 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-02-24 00:50:19,956 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:50:19,956 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914483136] [2022-02-24 00:50:19,956 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [914483136] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:50:19,957 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:50:19,957 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:50:19,957 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432107407] [2022-02-24 00:50:19,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:50:19,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:50:19,958 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:50:19,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:50:19,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:50:19,958 INFO L87 Difference]: Start difference. First operand 261 states and 422 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:50:22,655 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:50:23,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:50:23,867 INFO L93 Difference]: Finished difference Result 574 states and 919 transitions. [2022-02-24 00:50:23,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:50:23,867 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 84 [2022-02-24 00:50:23,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:50:23,869 INFO L225 Difference]: With dead ends: 574 [2022-02-24 00:50:23,869 INFO L226 Difference]: Without dead ends: 339 [2022-02-24 00:50:23,869 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 [2022-02-24 00:50:23,870 INFO L933 BasicCegarLoop]: 129 mSDtfsCounter, 143 mSDsluCounter, 237 mSDsCounter, 0 mSdLazyCounter, 486 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 486 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-02-24 00:50:23,870 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [143 Valid, 366 Invalid, 547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 486 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-02-24 00:50:23,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2022-02-24 00:50:23,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 261. [2022-02-24 00:50:23,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 256 states have (on average 1.6171875) internal successors, (414), 256 states have internal predecessors, (414), 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) [2022-02-24 00:50:23,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 418 transitions. [2022-02-24 00:50:23,875 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 418 transitions. Word has length 84 [2022-02-24 00:50:23,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:50:23,875 INFO L470 AbstractCegarLoop]: Abstraction has 261 states and 418 transitions. [2022-02-24 00:50:23,875 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:50:23,876 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 418 transitions. [2022-02-24 00:50:23,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-02-24 00:50:23,876 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:50:23,876 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:50:23,876 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-24 00:50:23,876 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:50:23,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:50:23,877 INFO L85 PathProgramCache]: Analyzing trace with hash -1333437405, now seen corresponding path program 1 times [2022-02-24 00:50:23,877 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:50:23,877 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374777822] [2022-02-24 00:50:23,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:50:23,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:50:23,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:50:23,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:50:23,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:50:23,980 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-02-24 00:50:23,980 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:50:23,981 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374777822] [2022-02-24 00:50:23,984 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1374777822] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:50:23,984 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:50:23,984 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:50:23,984 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934324355] [2022-02-24 00:50:23,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:50:23,984 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:50:23,984 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:50:23,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:50:23,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:50:23,985 INFO L87 Difference]: Start difference. First operand 261 states and 418 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:50:26,587 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:50:28,279 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:50:29,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:50:29,601 INFO L93 Difference]: Finished difference Result 573 states and 911 transitions. [2022-02-24 00:50:29,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:50:29,602 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 84 [2022-02-24 00:50:29,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:50:29,603 INFO L225 Difference]: With dead ends: 573 [2022-02-24 00:50:29,603 INFO L226 Difference]: Without dead ends: 338 [2022-02-24 00:50:29,604 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 [2022-02-24 00:50:29,604 INFO L933 BasicCegarLoop]: 130 mSDtfsCounter, 141 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 483 mSolverCounterSat, 60 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 368 SdHoareTripleChecker+Invalid, 544 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 483 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-02-24 00:50:29,604 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [141 Valid, 368 Invalid, 544 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 483 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2022-02-24 00:50:29,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2022-02-24 00:50:29,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 261. [2022-02-24 00:50:29,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 256 states have (on average 1.6015625) internal successors, (410), 256 states have internal predecessors, (410), 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) [2022-02-24 00:50:29,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 414 transitions. [2022-02-24 00:50:29,610 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 414 transitions. Word has length 84 [2022-02-24 00:50:29,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:50:29,610 INFO L470 AbstractCegarLoop]: Abstraction has 261 states and 414 transitions. [2022-02-24 00:50:29,610 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:50:29,610 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 414 transitions. [2022-02-24 00:50:29,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-02-24 00:50:29,611 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:50:29,611 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:50:29,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-24 00:50:29,611 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:50:29,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:50:29,611 INFO L85 PathProgramCache]: Analyzing trace with hash -628613252, now seen corresponding path program 1 times [2022-02-24 00:50:29,612 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:50:29,612 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86583232] [2022-02-24 00:50:29,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:50:29,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:50:29,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:50:29,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:50:29,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:50:29,696 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-02-24 00:50:29,696 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:50:29,696 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86583232] [2022-02-24 00:50:29,696 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86583232] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:50:29,696 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:50:29,697 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:50:29,697 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185998494] [2022-02-24 00:50:29,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:50:29,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:50:29,697 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:50:29,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:50:29,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:50:29,698 INFO L87 Difference]: Start difference. First operand 261 states and 414 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:50:32,073 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:50:34,592 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:50:35,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:50:35,110 INFO L93 Difference]: Finished difference Result 573 states and 904 transitions. [2022-02-24 00:50:35,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:50:35,110 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 85 [2022-02-24 00:50:35,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:50:35,111 INFO L225 Difference]: With dead ends: 573 [2022-02-24 00:50:35,111 INFO L226 Difference]: Without dead ends: 338 [2022-02-24 00:50:35,112 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 [2022-02-24 00:50:35,112 INFO L933 BasicCegarLoop]: 130 mSDtfsCounter, 145 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 482 mSolverCounterSat, 60 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 368 SdHoareTripleChecker+Invalid, 544 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 482 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2022-02-24 00:50:35,112 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [145 Valid, 368 Invalid, 544 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 482 Invalid, 2 Unknown, 0 Unchecked, 5.4s Time] [2022-02-24 00:50:35,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2022-02-24 00:50:35,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 261. [2022-02-24 00:50:35,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 256 states have (on average 1.5859375) internal successors, (406), 256 states have internal predecessors, (406), 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) [2022-02-24 00:50:35,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 410 transitions. [2022-02-24 00:50:35,117 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 410 transitions. Word has length 85 [2022-02-24 00:50:35,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:50:35,118 INFO L470 AbstractCegarLoop]: Abstraction has 261 states and 410 transitions. [2022-02-24 00:50:35,118 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:50:35,118 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 410 transitions. [2022-02-24 00:50:35,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-02-24 00:50:35,118 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:50:35,118 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:50:35,119 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-24 00:50:35,119 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:50:35,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:50:35,119 INFO L85 PathProgramCache]: Analyzing trace with hash -1762044185, now seen corresponding path program 1 times [2022-02-24 00:50:35,119 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:50:35,119 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384534146] [2022-02-24 00:50:35,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:50:35,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:50:35,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:50:35,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:50:35,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:50:35,205 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-02-24 00:50:35,205 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:50:35,205 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384534146] [2022-02-24 00:50:35,205 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384534146] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:50:35,205 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:50:35,205 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:50:35,205 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809337438] [2022-02-24 00:50:35,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:50:35,205 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:50:35,206 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:50:35,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:50:35,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:50:35,206 INFO L87 Difference]: Start difference. First operand 261 states and 410 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:50:36,382 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:50:38,378 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:50:40,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:50:40,605 INFO L93 Difference]: Finished difference Result 573 states and 897 transitions. [2022-02-24 00:50:40,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:50:40,606 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 86 [2022-02-24 00:50:40,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:50:40,607 INFO L225 Difference]: With dead ends: 573 [2022-02-24 00:50:40,607 INFO L226 Difference]: Without dead ends: 338 [2022-02-24 00:50:40,607 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 [2022-02-24 00:50:40,608 INFO L933 BasicCegarLoop]: 130 mSDtfsCounter, 143 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 484 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 368 SdHoareTripleChecker+Invalid, 544 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2022-02-24 00:50:40,608 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [143 Valid, 368 Invalid, 544 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 484 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2022-02-24 00:50:40,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2022-02-24 00:50:40,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 261. [2022-02-24 00:50:40,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 256 states have (on average 1.5703125) internal successors, (402), 256 states have internal predecessors, (402), 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) [2022-02-24 00:50:40,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 406 transitions. [2022-02-24 00:50:40,613 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 406 transitions. Word has length 86 [2022-02-24 00:50:40,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:50:40,614 INFO L470 AbstractCegarLoop]: Abstraction has 261 states and 406 transitions. [2022-02-24 00:50:40,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:50:40,614 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 406 transitions. [2022-02-24 00:50:40,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-02-24 00:50:40,614 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:50:40,615 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:50:40,615 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-24 00:50:40,616 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:50:40,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:50:40,617 INFO L85 PathProgramCache]: Analyzing trace with hash -67928033, now seen corresponding path program 1 times [2022-02-24 00:50:40,617 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:50:40,617 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053024861] [2022-02-24 00:50:40,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:50:40,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:50:40,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:50:40,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:50:40,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:50:40,707 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-02-24 00:50:40,707 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:50:40,707 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053024861] [2022-02-24 00:50:40,707 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053024861] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:50:40,707 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:50:40,707 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:50:40,707 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8186099] [2022-02-24 00:50:40,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:50:40,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:50:40,708 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:50:40,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:50:40,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:50:40,708 INFO L87 Difference]: Start difference. First operand 261 states and 406 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:50:41,896 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:50:44,148 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:50:46,173 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:50:46,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:50:46,500 INFO L93 Difference]: Finished difference Result 499 states and 785 transitions. [2022-02-24 00:50:46,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:50:46,501 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 87 [2022-02-24 00:50:46,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:50:46,502 INFO L225 Difference]: With dead ends: 499 [2022-02-24 00:50:46,502 INFO L226 Difference]: Without dead ends: 264 [2022-02-24 00:50:46,502 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 [2022-02-24 00:50:46,503 INFO L933 BasicCegarLoop]: 198 mSDtfsCounter, 11 mSDsluCounter, 307 mSDsCounter, 0 mSdLazyCounter, 341 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 341 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2022-02-24 00:50:46,503 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 505 Invalid, 346 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 341 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2022-02-24 00:50:46,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2022-02-24 00:50:46,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 261. [2022-02-24 00:50:46,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 256 states have (on average 1.56640625) internal successors, (401), 256 states have internal predecessors, (401), 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) [2022-02-24 00:50:46,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 405 transitions. [2022-02-24 00:50:46,507 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 405 transitions. Word has length 87 [2022-02-24 00:50:46,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:50:46,508 INFO L470 AbstractCegarLoop]: Abstraction has 261 states and 405 transitions. [2022-02-24 00:50:46,508 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:50:46,508 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 405 transitions. [2022-02-24 00:50:46,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-02-24 00:50:46,508 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:50:46,508 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1] [2022-02-24 00:50:46,509 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-02-24 00:50:46,509 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:50:46,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:50:46,509 INFO L85 PathProgramCache]: Analyzing trace with hash 1151267150, now seen corresponding path program 1 times [2022-02-24 00:50:46,509 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:50:46,509 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962510439] [2022-02-24 00:50:46,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:50:46,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:50:46,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:50:46,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:50:46,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:50:46,594 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-24 00:50:46,594 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:50:46,594 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962510439] [2022-02-24 00:50:46,594 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [962510439] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:50:46,594 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:50:46,594 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:50:46,594 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105599141] [2022-02-24 00:50:46,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:50:46,595 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:50:46,595 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:50:46,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:50:46,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:50:46,595 INFO L87 Difference]: Start difference. First operand 261 states and 405 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:50:48,611 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 [] [2022-02-24 00:50:48,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:50:48,970 INFO L93 Difference]: Finished difference Result 537 states and 839 transitions. [2022-02-24 00:50:48,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:50:48,970 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 87 [2022-02-24 00:50:48,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:50:48,971 INFO L225 Difference]: With dead ends: 537 [2022-02-24 00:50:48,971 INFO L226 Difference]: Without dead ends: 302 [2022-02-24 00:50:48,972 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 [2022-02-24 00:50:48,972 INFO L933 BasicCegarLoop]: 196 mSDtfsCounter, 29 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 390 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 507 SdHoareTripleChecker+Invalid, 401 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 390 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-24 00:50:48,973 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [29 Valid, 507 Invalid, 401 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 390 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-02-24 00:50:48,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2022-02-24 00:50:48,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 283. [2022-02-24 00:50:48,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283 states, 278 states have (on average 1.5611510791366907) internal successors, (434), 278 states have internal predecessors, (434), 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) [2022-02-24 00:50:48,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 438 transitions. [2022-02-24 00:50:48,977 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 438 transitions. Word has length 87 [2022-02-24 00:50:48,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:50:48,977 INFO L470 AbstractCegarLoop]: Abstraction has 283 states and 438 transitions. [2022-02-24 00:50:48,977 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:50:48,978 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 438 transitions. [2022-02-24 00:50:48,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-24 00:50:48,978 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:50:48,978 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:50:48,978 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-02-24 00:50:48,978 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:50:48,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:50:48,979 INFO L85 PathProgramCache]: Analyzing trace with hash -1763344841, now seen corresponding path program 1 times [2022-02-24 00:50:48,979 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:50:48,979 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154690165] [2022-02-24 00:50:48,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:50:48,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:50:49,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:50:49,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:50:49,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:50:49,056 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-02-24 00:50:49,056 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:50:49,056 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154690165] [2022-02-24 00:50:49,056 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1154690165] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:50:49,057 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:50:49,057 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:50:49,057 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677733486] [2022-02-24 00:50:49,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:50:49,057 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:50:49,057 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:50:49,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:50:49,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:50:49,057 INFO L87 Difference]: Start difference. First operand 283 states and 438 transitions. Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:50:50,595 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:50:53,385 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:50:53,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:50:53,711 INFO L93 Difference]: Finished difference Result 557 states and 869 transitions. [2022-02-24 00:50:53,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:50:53,711 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 100 [2022-02-24 00:50:53,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:50:53,712 INFO L225 Difference]: With dead ends: 557 [2022-02-24 00:50:53,712 INFO L226 Difference]: Without dead ends: 300 [2022-02-24 00:50:53,713 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 [2022-02-24 00:50:53,713 INFO L933 BasicCegarLoop]: 199 mSDtfsCounter, 34 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 388 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 511 SdHoareTripleChecker+Invalid, 398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 388 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-02-24 00:50:53,713 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 511 Invalid, 398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 388 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2022-02-24 00:50:53,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2022-02-24 00:50:53,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 283. [2022-02-24 00:50:53,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283 states, 278 states have (on average 1.5575539568345325) internal successors, (433), 278 states have internal predecessors, (433), 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) [2022-02-24 00:50:53,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 437 transitions. [2022-02-24 00:50:53,718 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 437 transitions. Word has length 100 [2022-02-24 00:50:53,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:50:53,718 INFO L470 AbstractCegarLoop]: Abstraction has 283 states and 437 transitions. [2022-02-24 00:50:53,718 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:50:53,718 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 437 transitions. [2022-02-24 00:50:53,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-02-24 00:50:53,719 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:50:53,719 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:50:53,719 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-02-24 00:50:53,719 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:50:53,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:50:53,720 INFO L85 PathProgramCache]: Analyzing trace with hash 183034376, now seen corresponding path program 1 times [2022-02-24 00:50:53,720 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:50:53,720 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618886] [2022-02-24 00:50:53,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:50:53,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:50:53,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:50:53,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:50:53,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:50:53,804 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-02-24 00:50:53,804 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:50:53,804 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618886] [2022-02-24 00:50:53,805 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618886] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:50:53,805 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:50:53,805 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:50:53,805 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663008774] [2022-02-24 00:50:53,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:50:53,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:50:53,805 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:50:53,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:50:53,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:50:53,806 INFO L87 Difference]: Start difference. First operand 283 states and 437 transitions. Second operand has 5 states, 5 states have (on average 17.0) internal successors, (85), 4 states have internal predecessors, (85), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:50:55,684 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:50:57,709 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:50:59,735 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:51:00,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:51:00,502 INFO L93 Difference]: Finished difference Result 568 states and 883 transitions. [2022-02-24 00:51:00,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:51:00,503 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 4 states have internal predecessors, (85), 1 states have call successors, (3), 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 101 [2022-02-24 00:51:00,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:51:00,504 INFO L225 Difference]: With dead ends: 568 [2022-02-24 00:51:00,504 INFO L226 Difference]: Without dead ends: 311 [2022-02-24 00:51:00,504 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 [2022-02-24 00:51:00,505 INFO L933 BasicCegarLoop]: 227 mSDtfsCounter, 19 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 391 mSolverCounterSat, 9 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 568 SdHoareTripleChecker+Invalid, 402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 391 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2022-02-24 00:51:00,505 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 568 Invalid, 402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 391 Invalid, 2 Unknown, 0 Unchecked, 6.7s Time] [2022-02-24 00:51:00,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2022-02-24 00:51:00,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 299. [2022-02-24 00:51:00,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 294 states have (on average 1.5510204081632653) internal successors, (456), 294 states have internal predecessors, (456), 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) [2022-02-24 00:51:00,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 460 transitions. [2022-02-24 00:51:00,510 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 460 transitions. Word has length 101 [2022-02-24 00:51:00,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:51:00,510 INFO L470 AbstractCegarLoop]: Abstraction has 299 states and 460 transitions. [2022-02-24 00:51:00,510 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 4 states have internal predecessors, (85), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:51:00,510 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 460 transitions. [2022-02-24 00:51:00,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-02-24 00:51:00,511 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:51:00,511 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:51:00,511 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-02-24 00:51:00,511 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:51:00,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:51:00,512 INFO L85 PathProgramCache]: Analyzing trace with hash 332221618, now seen corresponding path program 1 times [2022-02-24 00:51:00,512 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:51:00,512 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656974457] [2022-02-24 00:51:00,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:51:00,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:51:00,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:51:00,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:51:00,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:51:00,614 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-02-24 00:51:00,614 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:51:00,615 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656974457] [2022-02-24 00:51:00,615 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656974457] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:51:00,615 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:51:00,615 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:51:00,615 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864911551] [2022-02-24 00:51:00,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:51:00,615 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:51:00,615 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:51:00,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:51:00,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:51:00,616 INFO L87 Difference]: Start difference. First operand 299 states and 460 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:51:02,190 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:51:05,151 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:51:06,482 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:51:06,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:51:06,933 INFO L93 Difference]: Finished difference Result 649 states and 999 transitions. [2022-02-24 00:51:06,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:51:06,933 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 102 [2022-02-24 00:51:06,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:51:06,935 INFO L225 Difference]: With dead ends: 649 [2022-02-24 00:51:06,935 INFO L226 Difference]: Without dead ends: 376 [2022-02-24 00:51:06,935 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 [2022-02-24 00:51:06,936 INFO L933 BasicCegarLoop]: 130 mSDtfsCounter, 145 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 483 mSolverCounterSat, 60 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 368 SdHoareTripleChecker+Invalid, 544 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 483 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2022-02-24 00:51:06,936 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [145 Valid, 368 Invalid, 544 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 483 Invalid, 1 Unknown, 0 Unchecked, 6.3s Time] [2022-02-24 00:51:06,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2022-02-24 00:51:06,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 299. [2022-02-24 00:51:06,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 294 states have (on average 1.534013605442177) internal successors, (451), 294 states have internal predecessors, (451), 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) [2022-02-24 00:51:06,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 455 transitions. [2022-02-24 00:51:06,941 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 455 transitions. Word has length 102 [2022-02-24 00:51:06,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:51:06,941 INFO L470 AbstractCegarLoop]: Abstraction has 299 states and 455 transitions. [2022-02-24 00:51:06,941 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:51:06,941 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 455 transitions. [2022-02-24 00:51:06,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-02-24 00:51:06,942 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:51:06,942 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:51:06,942 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-02-24 00:51:06,942 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:51:06,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:51:06,943 INFO L85 PathProgramCache]: Analyzing trace with hash 1369020480, now seen corresponding path program 1 times [2022-02-24 00:51:06,943 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:51:06,943 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476171218] [2022-02-24 00:51:06,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:51:06,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:51:06,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:51:07,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:51:07,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:51:07,055 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-02-24 00:51:07,055 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:51:07,055 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476171218] [2022-02-24 00:51:07,055 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476171218] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:51:07,055 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:51:07,055 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:51:07,055 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572333959] [2022-02-24 00:51:07,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:51:07,056 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:51:07,056 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:51:07,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:51:07,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:51:07,058 INFO L87 Difference]: Start difference. First operand 299 states and 455 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:51:09,264 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:51:11,291 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:51:12,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:51:12,601 INFO L93 Difference]: Finished difference Result 639 states and 976 transitions. [2022-02-24 00:51:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:51:12,602 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 1 states have call successors, (3), 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 105 [2022-02-24 00:51:12,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:51:12,603 INFO L225 Difference]: With dead ends: 639 [2022-02-24 00:51:12,603 INFO L226 Difference]: Without dead ends: 366 [2022-02-24 00:51:12,603 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 [2022-02-24 00:51:12,604 INFO L933 BasicCegarLoop]: 137 mSDtfsCounter, 134 mSDsluCounter, 245 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 54 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2022-02-24 00:51:12,604 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [134 Valid, 382 Invalid, 524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 469 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2022-02-24 00:51:12,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2022-02-24 00:51:12,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 299. [2022-02-24 00:51:12,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 294 states have (on average 1.5170068027210883) internal successors, (446), 294 states have internal predecessors, (446), 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) [2022-02-24 00:51:12,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 450 transitions. [2022-02-24 00:51:12,609 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 450 transitions. Word has length 105 [2022-02-24 00:51:12,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:51:12,610 INFO L470 AbstractCegarLoop]: Abstraction has 299 states and 450 transitions. [2022-02-24 00:51:12,610 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:51:12,610 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 450 transitions. [2022-02-24 00:51:12,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-02-24 00:51:12,610 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:51:12,611 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:51:12,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-02-24 00:51:12,611 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:51:12,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:51:12,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1497476783, now seen corresponding path program 1 times [2022-02-24 00:51:12,611 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:51:12,611 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737986442] [2022-02-24 00:51:12,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:51:12,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:51:12,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:51:12,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:51:12,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:51:12,702 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-02-24 00:51:12,702 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:51:12,702 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737986442] [2022-02-24 00:51:12,702 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737986442] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:51:12,702 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:51:12,702 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:51:12,702 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861956773] [2022-02-24 00:51:12,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:51:12,703 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:51:12,703 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:51:12,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:51:12,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:51:12,703 INFO L87 Difference]: Start difference. First operand 299 states and 450 transitions. Second operand has 5 states, 5 states have (on average 19.0) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:51:15,004 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:51:17,030 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:51:19,051 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 [] [2022-02-24 00:51:19,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:51:19,454 INFO L93 Difference]: Finished difference Result 651 states and 985 transitions. [2022-02-24 00:51:19,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:51:19,454 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.0) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 109 [2022-02-24 00:51:19,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:51:19,455 INFO L225 Difference]: With dead ends: 651 [2022-02-24 00:51:19,455 INFO L226 Difference]: Without dead ends: 378 [2022-02-24 00:51:19,456 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 [2022-02-24 00:51:19,456 INFO L933 BasicCegarLoop]: 194 mSDtfsCounter, 72 mSDsluCounter, 309 mSDsCounter, 0 mSdLazyCounter, 485 mSolverCounterSat, 10 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 498 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 485 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2022-02-24 00:51:19,456 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [72 Valid, 503 Invalid, 498 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 485 Invalid, 3 Unknown, 0 Unchecked, 6.7s Time] [2022-02-24 00:51:19,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2022-02-24 00:51:19,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 327. [2022-02-24 00:51:19,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 327 states, 322 states have (on average 1.5124223602484472) internal successors, (487), 322 states have internal predecessors, (487), 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) [2022-02-24 00:51:19,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 491 transitions. [2022-02-24 00:51:19,462 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 491 transitions. Word has length 109 [2022-02-24 00:51:19,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:51:19,462 INFO L470 AbstractCegarLoop]: Abstraction has 327 states and 491 transitions. [2022-02-24 00:51:19,462 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.0) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:51:19,462 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 491 transitions. [2022-02-24 00:51:19,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-02-24 00:51:19,463 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:51:19,463 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:51:19,463 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-02-24 00:51:19,463 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:51:19,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:51:19,463 INFO L85 PathProgramCache]: Analyzing trace with hash 330780464, now seen corresponding path program 1 times [2022-02-24 00:51:19,463 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:51:19,463 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989566665] [2022-02-24 00:51:19,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:51:19,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:51:19,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:51:19,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:51:19,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:51:19,555 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-02-24 00:51:19,556 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:51:19,556 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989566665] [2022-02-24 00:51:19,556 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989566665] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:51:19,556 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:51:19,556 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:51:19,556 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356446879] [2022-02-24 00:51:19,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:51:19,556 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:51:19,556 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:51:19,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:51:19,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:51:19,557 INFO L87 Difference]: Start difference. First operand 327 states and 491 transitions. Second operand has 5 states, 5 states have (on average 19.0) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:51:23,239 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:51:23,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:51:23,660 INFO L93 Difference]: Finished difference Result 735 states and 1112 transitions. [2022-02-24 00:51:23,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:51:23,661 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.0) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 109 [2022-02-24 00:51:23,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:51:23,662 INFO L225 Difference]: With dead ends: 735 [2022-02-24 00:51:23,662 INFO L226 Difference]: Without dead ends: 434 [2022-02-24 00:51:23,663 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 [2022-02-24 00:51:23,663 INFO L933 BasicCegarLoop]: 155 mSDtfsCounter, 122 mSDsluCounter, 263 mSDsCounter, 0 mSdLazyCounter, 489 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 418 SdHoareTripleChecker+Invalid, 536 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 489 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-02-24 00:51:23,663 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [122 Valid, 418 Invalid, 536 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 489 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2022-02-24 00:51:23,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2022-02-24 00:51:23,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 325. [2022-02-24 00:51:23,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 325 states, 320 states have (on average 1.509375) internal successors, (483), 320 states have internal predecessors, (483), 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) [2022-02-24 00:51:23,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 487 transitions. [2022-02-24 00:51:23,669 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 487 transitions. Word has length 109 [2022-02-24 00:51:23,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:51:23,670 INFO L470 AbstractCegarLoop]: Abstraction has 325 states and 487 transitions. [2022-02-24 00:51:23,670 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.0) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:51:23,670 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 487 transitions. [2022-02-24 00:51:23,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-02-24 00:51:23,670 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:51:23,670 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:51:23,671 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-02-24 00:51:23,671 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:51:23,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:51:23,671 INFO L85 PathProgramCache]: Analyzing trace with hash 399122611, now seen corresponding path program 1 times [2022-02-24 00:51:23,671 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:51:23,671 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632569190] [2022-02-24 00:51:23,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:51:23,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:51:23,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:51:23,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:51:23,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:51:23,764 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-02-24 00:51:23,764 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:51:23,764 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632569190] [2022-02-24 00:51:23,764 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632569190] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:51:23,765 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:51:23,765 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:51:23,765 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498721426] [2022-02-24 00:51:23,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:51:23,765 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:51:23,765 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:51:23,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:51:23,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:51:23,766 INFO L87 Difference]: Start difference. First operand 325 states and 487 transitions. Second operand has 5 states, 5 states have (on average 19.2) internal successors, (96), 4 states have internal predecessors, (96), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:51:25,423 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:51:28,436 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:51:28,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:51:28,829 INFO L93 Difference]: Finished difference Result 767 states and 1162 transitions. [2022-02-24 00:51:28,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:51:28,830 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 4 states have internal predecessors, (96), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 110 [2022-02-24 00:51:28,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:51:28,831 INFO L225 Difference]: With dead ends: 767 [2022-02-24 00:51:28,831 INFO L226 Difference]: Without dead ends: 468 [2022-02-24 00:51:28,832 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 [2022-02-24 00:51:28,832 INFO L933 BasicCegarLoop]: 132 mSDtfsCounter, 115 mSDsluCounter, 240 mSDsCounter, 0 mSdLazyCounter, 453 mSolverCounterSat, 42 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 372 SdHoareTripleChecker+Invalid, 496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 453 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-02-24 00:51:28,832 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [115 Valid, 372 Invalid, 496 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 453 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2022-02-24 00:51:28,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2022-02-24 00:51:28,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 389. [2022-02-24 00:51:28,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 389 states, 384 states have (on average 1.5078125) internal successors, (579), 384 states have internal predecessors, (579), 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) [2022-02-24 00:51:28,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 583 transitions. [2022-02-24 00:51:28,852 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 583 transitions. Word has length 110 [2022-02-24 00:51:28,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:51:28,852 INFO L470 AbstractCegarLoop]: Abstraction has 389 states and 583 transitions. [2022-02-24 00:51:28,852 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 4 states have internal predecessors, (96), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:51:28,853 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 583 transitions. [2022-02-24 00:51:28,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-02-24 00:51:28,853 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:51:28,853 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:51:28,853 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-02-24 00:51:28,853 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:51:28,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:51:28,854 INFO L85 PathProgramCache]: Analyzing trace with hash -314587267, now seen corresponding path program 1 times [2022-02-24 00:51:28,854 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:51:28,854 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959584627] [2022-02-24 00:51:28,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:51:28,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:51:28,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:51:28,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:51:28,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:51:28,942 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-02-24 00:51:28,942 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:51:28,942 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959584627] [2022-02-24 00:51:28,942 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1959584627] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:51:28,943 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:51:28,943 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:51:28,943 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757135180] [2022-02-24 00:51:28,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:51:28,943 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:51:28,943 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:51:28,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:51:28,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:51:28,944 INFO L87 Difference]: Start difference. First operand 389 states and 583 transitions. Second operand has 5 states, 5 states have (on average 19.2) internal successors, (96), 4 states have internal predecessors, (96), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:51:31,106 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:51:33,130 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:51:34,671 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:51:35,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:51:35,065 INFO L93 Difference]: Finished difference Result 826 states and 1242 transitions. [2022-02-24 00:51:35,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:51:35,065 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 4 states have internal predecessors, (96), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 110 [2022-02-24 00:51:35,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:51:35,067 INFO L225 Difference]: With dead ends: 826 [2022-02-24 00:51:35,067 INFO L226 Difference]: Without dead ends: 463 [2022-02-24 00:51:35,068 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 [2022-02-24 00:51:35,068 INFO L933 BasicCegarLoop]: 197 mSDtfsCounter, 67 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 470 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 509 SdHoareTripleChecker+Invalid, 479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 470 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2022-02-24 00:51:35,068 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [67 Valid, 509 Invalid, 479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 470 Invalid, 1 Unknown, 0 Unchecked, 6.1s Time] [2022-02-24 00:51:35,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2022-02-24 00:51:35,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 418. [2022-02-24 00:51:35,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 418 states, 413 states have (on average 1.5036319612590798) internal successors, (621), 413 states have internal predecessors, (621), 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) [2022-02-24 00:51:35,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 418 states and 625 transitions. [2022-02-24 00:51:35,075 INFO L78 Accepts]: Start accepts. Automaton has 418 states and 625 transitions. Word has length 110 [2022-02-24 00:51:35,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:51:35,075 INFO L470 AbstractCegarLoop]: Abstraction has 418 states and 625 transitions. [2022-02-24 00:51:35,075 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 4 states have internal predecessors, (96), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:51:35,075 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 625 transitions. [2022-02-24 00:51:35,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-02-24 00:51:35,076 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:51:35,076 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:51:35,076 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-02-24 00:51:35,076 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:51:35,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:51:35,077 INFO L85 PathProgramCache]: Analyzing trace with hash -2122434788, now seen corresponding path program 1 times [2022-02-24 00:51:35,077 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:51:35,077 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772381024] [2022-02-24 00:51:35,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:51:35,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:51:35,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:51:35,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:51:35,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:51:35,168 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-02-24 00:51:35,169 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:51:35,169 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772381024] [2022-02-24 00:51:35,169 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772381024] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:51:35,169 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:51:35,169 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:51:35,169 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994401813] [2022-02-24 00:51:35,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:51:35,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:51:35,169 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:51:35,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:51:35,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:51:35,170 INFO L87 Difference]: Start difference. First operand 418 states and 625 transitions. Second operand has 5 states, 5 states have (on average 18.8) internal successors, (94), 4 states have internal predecessors, (94), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:51:36,892 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:51:38,914 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:51:40,006 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:51:41,417 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:51:41,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:51:41,775 INFO L93 Difference]: Finished difference Result 848 states and 1275 transitions. [2022-02-24 00:51:41,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:51:41,775 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 4 states have internal predecessors, (94), 1 states have call successors, (3), 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 110 [2022-02-24 00:51:41,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:51:41,777 INFO L225 Difference]: With dead ends: 848 [2022-02-24 00:51:41,777 INFO L226 Difference]: Without dead ends: 456 [2022-02-24 00:51:41,778 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 [2022-02-24 00:51:41,778 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 28 mSDsluCounter, 351 mSDsCounter, 0 mSdLazyCounter, 434 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 589 SdHoareTripleChecker+Invalid, 441 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 434 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2022-02-24 00:51:41,778 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 589 Invalid, 441 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 434 Invalid, 1 Unknown, 0 Unchecked, 6.6s Time] [2022-02-24 00:51:41,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 456 states. [2022-02-24 00:51:41,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 456 to 442. [2022-02-24 00:51:41,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 442 states, 437 states have (on average 1.5011441647597255) internal successors, (656), 437 states have internal predecessors, (656), 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) [2022-02-24 00:51:41,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 442 states and 660 transitions. [2022-02-24 00:51:41,785 INFO L78 Accepts]: Start accepts. Automaton has 442 states and 660 transitions. Word has length 110 [2022-02-24 00:51:41,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:51:41,785 INFO L470 AbstractCegarLoop]: Abstraction has 442 states and 660 transitions. [2022-02-24 00:51:41,785 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 4 states have internal predecessors, (94), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:51:41,786 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 660 transitions. [2022-02-24 00:51:41,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-02-24 00:51:41,786 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:51:41,786 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:51:41,787 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-02-24 00:51:41,787 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:51:41,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:51:41,787 INFO L85 PathProgramCache]: Analyzing trace with hash -555835195, now seen corresponding path program 1 times [2022-02-24 00:51:41,787 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:51:41,787 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226785382] [2022-02-24 00:51:41,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:51:41,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:51:41,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:51:41,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:51:41,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:51:41,896 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-02-24 00:51:41,897 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:51:41,897 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226785382] [2022-02-24 00:51:41,897 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226785382] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:51:41,897 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:51:41,897 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:51:41,898 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042500210] [2022-02-24 00:51:41,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:51:41,898 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:51:41,898 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:51:41,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:51:41,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:51:41,898 INFO L87 Difference]: Start difference. First operand 442 states and 660 transitions. Second operand has 5 states, 5 states have (on average 21.6) internal successors, (108), 4 states have internal predecessors, (108), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:51:43,763 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:51:46,156 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:51:46,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:51:46,582 INFO L93 Difference]: Finished difference Result 965 states and 1448 transitions. [2022-02-24 00:51:46,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:51:46,582 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 4 states have internal predecessors, (108), 1 states have call successors, (3), 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 122 [2022-02-24 00:51:46,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:51:46,584 INFO L225 Difference]: With dead ends: 965 [2022-02-24 00:51:46,584 INFO L226 Difference]: Without dead ends: 549 [2022-02-24 00:51:46,584 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 [2022-02-24 00:51:46,585 INFO L933 BasicCegarLoop]: 144 mSDtfsCounter, 111 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 478 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 396 SdHoareTripleChecker+Invalid, 527 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 478 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-02-24 00:51:46,585 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [111 Valid, 396 Invalid, 527 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 478 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2022-02-24 00:51:46,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2022-02-24 00:51:46,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 479. [2022-02-24 00:51:46,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 479 states, 474 states have (on average 1.5021097046413503) internal successors, (712), 474 states have internal predecessors, (712), 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) [2022-02-24 00:51:46,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 716 transitions. [2022-02-24 00:51:46,593 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 716 transitions. Word has length 122 [2022-02-24 00:51:46,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:51:46,593 INFO L470 AbstractCegarLoop]: Abstraction has 479 states and 716 transitions. [2022-02-24 00:51:46,593 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 4 states have internal predecessors, (108), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:51:46,593 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 716 transitions. [2022-02-24 00:51:46,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-02-24 00:51:46,594 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:51:46,594 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:51:46,594 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-02-24 00:51:46,594 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:51:46,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:51:46,595 INFO L85 PathProgramCache]: Analyzing trace with hash -380141108, now seen corresponding path program 1 times [2022-02-24 00:51:46,595 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:51:46,595 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392856727] [2022-02-24 00:51:46,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:51:46,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:51:46,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:51:46,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:51:46,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:51:46,677 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-02-24 00:51:46,677 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:51:46,677 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392856727] [2022-02-24 00:51:46,677 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392856727] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:51:46,677 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:51:46,677 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:51:46,677 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559193000] [2022-02-24 00:51:46,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:51:46,678 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:51:46,678 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:51:46,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:51:46,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:51:46,678 INFO L87 Difference]: Start difference. First operand 479 states and 716 transitions. Second operand has 5 states, 5 states have (on average 17.4) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:51:48,631 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:51:50,651 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 [] [2022-02-24 00:51:51,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:51:51,820 INFO L93 Difference]: Finished difference Result 975 states and 1462 transitions. [2022-02-24 00:51:51,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:51:51,821 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 123 [2022-02-24 00:51:51,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:51:51,822 INFO L225 Difference]: With dead ends: 975 [2022-02-24 00:51:51,822 INFO L226 Difference]: Without dead ends: 522 [2022-02-24 00:51:51,823 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 [2022-02-24 00:51:51,823 INFO L933 BasicCegarLoop]: 199 mSDtfsCounter, 76 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 467 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 511 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 467 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2022-02-24 00:51:51,824 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [76 Valid, 511 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 467 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2022-02-24 00:51:51,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2022-02-24 00:51:51,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 479. [2022-02-24 00:51:51,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 479 states, 474 states have (on average 1.5) internal successors, (711), 474 states have internal predecessors, (711), 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) [2022-02-24 00:51:51,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 715 transitions. [2022-02-24 00:51:51,831 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 715 transitions. Word has length 123 [2022-02-24 00:51:51,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:51:51,831 INFO L470 AbstractCegarLoop]: Abstraction has 479 states and 715 transitions. [2022-02-24 00:51:51,831 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:51:51,831 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 715 transitions. [2022-02-24 00:51:51,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-02-24 00:51:51,832 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:51:51,832 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:51:51,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-02-24 00:51:51,832 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:51:51,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:51:51,833 INFO L85 PathProgramCache]: Analyzing trace with hash 1463132130, now seen corresponding path program 1 times [2022-02-24 00:51:51,833 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:51:51,833 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598928865] [2022-02-24 00:51:51,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:51:51,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:51:51,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:51:51,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:51:51,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:51:51,939 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-02-24 00:51:51,939 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:51:51,939 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598928865] [2022-02-24 00:51:51,939 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598928865] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:51:51,939 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:51:51,939 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:51:51,939 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190919696] [2022-02-24 00:51:51,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:51:51,940 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:51:51,940 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:51:51,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:51:51,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:51:51,941 INFO L87 Difference]: Start difference. First operand 479 states and 715 transitions. Second operand has 5 states, 5 states have (on average 21.8) internal successors, (109), 4 states have internal predecessors, (109), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:51:53,353 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:51:55,449 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:51:57,470 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:51:57,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:51:57,846 INFO L93 Difference]: Finished difference Result 973 states and 1458 transitions. [2022-02-24 00:51:57,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:51:57,847 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.8) internal successors, (109), 4 states have internal predecessors, (109), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 123 [2022-02-24 00:51:57,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:51:57,848 INFO L225 Difference]: With dead ends: 973 [2022-02-24 00:51:57,848 INFO L226 Difference]: Without dead ends: 520 [2022-02-24 00:51:57,849 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 [2022-02-24 00:51:57,849 INFO L933 BasicCegarLoop]: 200 mSDtfsCounter, 52 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 464 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 515 SdHoareTripleChecker+Invalid, 472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 464 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2022-02-24 00:51:57,850 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 515 Invalid, 472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 464 Invalid, 1 Unknown, 0 Unchecked, 5.9s Time] [2022-02-24 00:51:57,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2022-02-24 00:51:57,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 490. [2022-02-24 00:51:57,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 490 states, 485 states have (on average 1.5010309278350515) internal successors, (728), 485 states have internal predecessors, (728), 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) [2022-02-24 00:51:57,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 732 transitions. [2022-02-24 00:51:57,859 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 732 transitions. Word has length 123 [2022-02-24 00:51:57,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:51:57,859 INFO L470 AbstractCegarLoop]: Abstraction has 490 states and 732 transitions. [2022-02-24 00:51:57,859 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.8) internal successors, (109), 4 states have internal predecessors, (109), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:51:57,859 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 732 transitions. [2022-02-24 00:51:57,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-02-24 00:51:57,860 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:51:57,860 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:51:57,860 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-02-24 00:51:57,860 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:51:57,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:51:57,861 INFO L85 PathProgramCache]: Analyzing trace with hash 486911117, now seen corresponding path program 1 times [2022-02-24 00:51:57,861 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:51:57,861 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274048834] [2022-02-24 00:51:57,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:51:57,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:51:57,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:51:57,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:51:57,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:51:57,950 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-02-24 00:51:57,950 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:51:57,950 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274048834] [2022-02-24 00:51:57,950 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274048834] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:51:57,950 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:51:57,950 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:51:57,950 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617424702] [2022-02-24 00:51:57,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:51:57,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:51:57,951 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:51:57,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:51:57,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:51:57,951 INFO L87 Difference]: Start difference. First operand 490 states and 732 transitions. Second operand has 5 states, 5 states have (on average 17.4) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:52:00,336 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:52:01,351 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:52:03,367 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 [] [2022-02-24 00:52:03,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:52:03,764 INFO L93 Difference]: Finished difference Result 1019 states and 1528 transitions. [2022-02-24 00:52:03,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:52:03,764 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 123 [2022-02-24 00:52:03,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:52:03,766 INFO L225 Difference]: With dead ends: 1019 [2022-02-24 00:52:03,766 INFO L226 Difference]: Without dead ends: 555 [2022-02-24 00:52:03,767 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 [2022-02-24 00:52:03,767 INFO L933 BasicCegarLoop]: 128 mSDtfsCounter, 132 mSDsluCounter, 236 mSDsCounter, 0 mSdLazyCounter, 454 mSolverCounterSat, 52 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 364 SdHoareTripleChecker+Invalid, 508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 454 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2022-02-24 00:52:03,767 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [132 Valid, 364 Invalid, 508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 454 Invalid, 2 Unknown, 0 Unchecked, 5.8s Time] [2022-02-24 00:52:03,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states. [2022-02-24 00:52:03,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 490. [2022-02-24 00:52:03,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 490 states, 485 states have (on average 1.4845360824742269) internal successors, (720), 485 states have internal predecessors, (720), 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) [2022-02-24 00:52:03,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 724 transitions. [2022-02-24 00:52:03,774 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 724 transitions. Word has length 123 [2022-02-24 00:52:03,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:52:03,775 INFO L470 AbstractCegarLoop]: Abstraction has 490 states and 724 transitions. [2022-02-24 00:52:03,775 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:52:03,775 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 724 transitions. [2022-02-24 00:52:03,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-24 00:52:03,776 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:52:03,776 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1] [2022-02-24 00:52:03,776 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-02-24 00:52:03,776 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:52:03,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:52:03,776 INFO L85 PathProgramCache]: Analyzing trace with hash 1679933841, now seen corresponding path program 1 times [2022-02-24 00:52:03,776 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:52:03,777 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429134504] [2022-02-24 00:52:03,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:52:03,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:52:03,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:52:03,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:52:03,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:52:03,867 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-02-24 00:52:03,867 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:52:03,867 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429134504] [2022-02-24 00:52:03,867 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429134504] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:52:03,867 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:52:03,867 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:52:03,867 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733276293] [2022-02-24 00:52:03,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:52:03,868 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:52:03,868 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:52:03,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:52:03,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:52:03,868 INFO L87 Difference]: Start difference. First operand 490 states and 724 transitions. Second operand has 5 states, 5 states have (on average 19.4) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:52:06,055 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:52:08,047 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:52:10,072 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:52:10,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:52:10,508 INFO L93 Difference]: Finished difference Result 1021 states and 1514 transitions. [2022-02-24 00:52:10,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:52:10,509 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (3), 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 131 [2022-02-24 00:52:10,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:52:10,510 INFO L225 Difference]: With dead ends: 1021 [2022-02-24 00:52:10,510 INFO L226 Difference]: Without dead ends: 557 [2022-02-24 00:52:10,511 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 [2022-02-24 00:52:10,511 INFO L933 BasicCegarLoop]: 136 mSDtfsCounter, 124 mSDsluCounter, 244 mSDsCounter, 0 mSdLazyCounter, 470 mSolverCounterSat, 51 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 522 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 470 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2022-02-24 00:52:10,512 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [124 Valid, 380 Invalid, 522 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 470 Invalid, 1 Unknown, 0 Unchecked, 6.6s Time] [2022-02-24 00:52:10,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 557 states. [2022-02-24 00:52:10,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 557 to 490. [2022-02-24 00:52:10,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 490 states, 485 states have (on average 1.468041237113402) internal successors, (712), 485 states have internal predecessors, (712), 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) [2022-02-24 00:52:10,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 716 transitions. [2022-02-24 00:52:10,519 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 716 transitions. Word has length 131 [2022-02-24 00:52:10,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:52:10,519 INFO L470 AbstractCegarLoop]: Abstraction has 490 states and 716 transitions. [2022-02-24 00:52:10,520 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:52:10,520 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 716 transitions. [2022-02-24 00:52:10,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-24 00:52:10,520 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:52:10,521 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:52:10,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-02-24 00:52:10,521 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:52:10,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:52:10,521 INFO L85 PathProgramCache]: Analyzing trace with hash 1091438265, now seen corresponding path program 1 times [2022-02-24 00:52:10,521 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:52:10,521 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407291552] [2022-02-24 00:52:10,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:52:10,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:52:10,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:52:10,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:52:10,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:52:10,614 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-02-24 00:52:10,614 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:52:10,614 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407291552] [2022-02-24 00:52:10,614 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407291552] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:52:10,614 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:52:10,614 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-24 00:52:10,614 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250765890] [2022-02-24 00:52:10,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:52:10,615 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-24 00:52:10,615 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:52:10,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-24 00:52:10,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-24 00:52:10,615 INFO L87 Difference]: Start difference. First operand 490 states and 716 transitions. Second operand has 5 states, 5 states have (on average 23.4) internal successors, (117), 4 states have internal predecessors, (117), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:52:11,783 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:52:13,800 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:52:15,823 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 [] [2022-02-24 00:52:16,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:52:16,780 INFO L93 Difference]: Finished difference Result 978 states and 1433 transitions. [2022-02-24 00:52:16,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 00:52:16,781 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.4) internal successors, (117), 4 states have internal predecessors, (117), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 131 [2022-02-24 00:52:16,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:52:16,782 INFO L225 Difference]: With dead ends: 978 [2022-02-24 00:52:16,782 INFO L226 Difference]: Without dead ends: 514 [2022-02-24 00:52:16,783 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 [2022-02-24 00:52:16,783 INFO L933 BasicCegarLoop]: 210 mSDtfsCounter, 39 mSDsluCounter, 325 mSDsCounter, 0 mSdLazyCounter, 465 mSolverCounterSat, 7 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 535 SdHoareTripleChecker+Invalid, 474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 465 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2022-02-24 00:52:16,784 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [39 Valid, 535 Invalid, 474 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 465 Invalid, 2 Unknown, 0 Unchecked, 6.1s Time] [2022-02-24 00:52:16,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 514 states. [2022-02-24 00:52:16,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 514 to 493. [2022-02-24 00:52:16,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 493 states, 488 states have (on average 1.4651639344262295) internal successors, (715), 488 states have internal predecessors, (715), 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) [2022-02-24 00:52:16,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 719 transitions. [2022-02-24 00:52:16,791 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 719 transitions. Word has length 131 [2022-02-24 00:52:16,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:52:16,791 INFO L470 AbstractCegarLoop]: Abstraction has 493 states and 719 transitions. [2022-02-24 00:52:16,791 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.4) internal successors, (117), 4 states have internal predecessors, (117), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:52:16,791 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 719 transitions. [2022-02-24 00:52:16,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-24 00:52:16,792 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:52:16,792 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1] [2022-02-24 00:52:16,792 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-02-24 00:52:16,792 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:52:16,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:52:16,793 INFO L85 PathProgramCache]: Analyzing trace with hash 194878290, now seen corresponding path program 1 times [2022-02-24 00:52:16,793 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:52:16,793 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827867342] [2022-02-24 00:52:16,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:52:16,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:52:16,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:52:16,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:52:16,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:52:16,939 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-02-24 00:52:16,939 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:52:16,939 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827867342] [2022-02-24 00:52:16,939 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827867342] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:52:16,939 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:52:16,939 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-24 00:52:16,939 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271964939] [2022-02-24 00:52:16,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:52:16,940 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-24 00:52:16,940 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:52:16,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-24 00:52:16,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-24 00:52:16,940 INFO L87 Difference]: Start difference. First operand 493 states and 719 transitions. Second operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 3 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) [2022-02-24 00:52:18,660 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:52:20,685 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 [] [2022-02-24 00:52:21,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:52:21,605 INFO L93 Difference]: Finished difference Result 1422 states and 2093 transitions. [2022-02-24 00:52:21,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-24 00:52:21,606 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 3 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 131 [2022-02-24 00:52:21,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:52:21,608 INFO L225 Difference]: With dead ends: 1422 [2022-02-24 00:52:21,608 INFO L226 Difference]: Without dead ends: 955 [2022-02-24 00:52:21,609 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 [2022-02-24 00:52:21,609 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 136 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 283 mSolverCounterSat, 11 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 435 SdHoareTripleChecker+Invalid, 295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 283 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-02-24 00:52:21,610 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [136 Valid, 435 Invalid, 295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 283 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2022-02-24 00:52:21,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 955 states. [2022-02-24 00:52:21,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 955 to 955. [2022-02-24 00:52:21,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 955 states, 950 states have (on average 1.4631578947368422) internal successors, (1390), 950 states have internal predecessors, (1390), 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) [2022-02-24 00:52:21,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 955 states and 1394 transitions. [2022-02-24 00:52:21,626 INFO L78 Accepts]: Start accepts. Automaton has 955 states and 1394 transitions. Word has length 131 [2022-02-24 00:52:21,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:52:21,626 INFO L470 AbstractCegarLoop]: Abstraction has 955 states and 1394 transitions. [2022-02-24 00:52:21,626 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 3 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) [2022-02-24 00:52:21,626 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1394 transitions. [2022-02-24 00:52:21,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-24 00:52:21,628 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:52:21,628 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1] [2022-02-24 00:52:21,628 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-02-24 00:52:21,628 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:52:21,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:52:21,629 INFO L85 PathProgramCache]: Analyzing trace with hash -1014363949, now seen corresponding path program 1 times [2022-02-24 00:52:21,629 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:52:21,629 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950598323] [2022-02-24 00:52:21,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:52:21,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:52:21,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:52:21,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:52:21,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:52:21,704 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-02-24 00:52:21,704 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:52:21,704 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950598323] [2022-02-24 00:52:21,704 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950598323] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:52:21,705 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:52:21,705 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-24 00:52:21,705 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974016642] [2022-02-24 00:52:21,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:52:21,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-24 00:52:21,705 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:52:21,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-24 00:52:21,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-24 00:52:21,705 INFO L87 Difference]: Start difference. First operand 955 states and 1394 transitions. Second operand has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 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) [2022-02-24 00:52:22,736 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:52:24,753 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 [] [2022-02-24 00:52:25,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:52:25,394 INFO L93 Difference]: Finished difference Result 1911 states and 2795 transitions. [2022-02-24 00:52:25,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-24 00:52:25,394 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 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 131 [2022-02-24 00:52:25,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:52:25,397 INFO L225 Difference]: With dead ends: 1911 [2022-02-24 00:52:25,397 INFO L226 Difference]: Without dead ends: 982 [2022-02-24 00:52:25,404 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 [2022-02-24 00:52:25,405 INFO L933 BasicCegarLoop]: 223 mSDtfsCounter, 15 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 249 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 249 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-02-24 00:52:25,412 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 417 Invalid, 253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 249 Invalid, 1 Unknown, 0 Unchecked, 3.7s Time] [2022-02-24 00:52:25,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 982 states. [2022-02-24 00:52:25,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 982 to 982. [2022-02-24 00:52:25,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 982 states, 977 states have (on average 1.458546571136131) internal successors, (1425), 977 states have internal predecessors, (1425), 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) [2022-02-24 00:52:25,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 982 states and 1429 transitions. [2022-02-24 00:52:25,425 INFO L78 Accepts]: Start accepts. Automaton has 982 states and 1429 transitions. Word has length 131 [2022-02-24 00:52:25,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:52:25,425 INFO L470 AbstractCegarLoop]: Abstraction has 982 states and 1429 transitions. [2022-02-24 00:52:25,425 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 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) [2022-02-24 00:52:25,425 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1429 transitions. [2022-02-24 00:52:25,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-24 00:52:25,427 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:52:25,427 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1] [2022-02-24 00:52:25,427 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-02-24 00:52:25,427 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:52:25,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:52:25,427 INFO L85 PathProgramCache]: Analyzing trace with hash -955143212, now seen corresponding path program 1 times [2022-02-24 00:52:25,427 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:52:25,428 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141838203] [2022-02-24 00:52:25,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:52:25,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:52:25,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:52:25,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:52:25,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:52:25,522 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-02-24 00:52:25,522 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:52:25,522 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141838203] [2022-02-24 00:52:25,522 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2141838203] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:52:25,522 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:52:25,522 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-24 00:52:25,523 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260348615] [2022-02-24 00:52:25,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:52:25,524 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-24 00:52:25,524 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:52:25,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-24 00:52:25,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-24 00:52:25,525 INFO L87 Difference]: Start difference. First operand 982 states and 1429 transitions. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:52:26,565 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:52:29,166 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 [] [2022-02-24 00:52:29,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:52:29,425 INFO L93 Difference]: Finished difference Result 1940 states and 2831 transitions. [2022-02-24 00:52:29,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-24 00:52:29,425 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 131 [2022-02-24 00:52:29,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:52:29,428 INFO L225 Difference]: With dead ends: 1940 [2022-02-24 00:52:29,428 INFO L226 Difference]: Without dead ends: 984 [2022-02-24 00:52:29,429 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 [2022-02-24 00:52:29,429 INFO L933 BasicCegarLoop]: 211 mSDtfsCounter, 4 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 396 SdHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-02-24 00:52:29,430 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 396 Invalid, 238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 235 Invalid, 1 Unknown, 0 Unchecked, 3.9s Time] [2022-02-24 00:52:29,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 984 states. [2022-02-24 00:52:29,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 984 to 984. [2022-02-24 00:52:29,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 984 states, 979 states have (on average 1.4576098059244127) internal successors, (1427), 979 states have internal predecessors, (1427), 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) [2022-02-24 00:52:29,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 984 states and 1431 transitions. [2022-02-24 00:52:29,443 INFO L78 Accepts]: Start accepts. Automaton has 984 states and 1431 transitions. Word has length 131 [2022-02-24 00:52:29,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:52:29,443 INFO L470 AbstractCegarLoop]: Abstraction has 984 states and 1431 transitions. [2022-02-24 00:52:29,443 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:52:29,443 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1431 transitions. [2022-02-24 00:52:29,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-24 00:52:29,445 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:52:29,445 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1] [2022-02-24 00:52:29,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-02-24 00:52:29,445 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:52:29,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:52:29,445 INFO L85 PathProgramCache]: Analyzing trace with hash -763774951, now seen corresponding path program 1 times [2022-02-24 00:52:29,445 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:52:29,445 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897186066] [2022-02-24 00:52:29,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:52:29,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:52:29,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:52:29,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:52:29,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:52:29,561 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-02-24 00:52:29,561 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:52:29,561 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897186066] [2022-02-24 00:52:29,561 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1897186066] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:52:29,561 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:52:29,561 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-24 00:52:29,561 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347019254] [2022-02-24 00:52:29,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:52:29,562 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-24 00:52:29,562 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:52:29,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-24 00:52:29,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-24 00:52:29,562 INFO L87 Difference]: Start difference. First operand 984 states and 1431 transitions. Second operand has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:52:30,679 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-24 00:52:32,700 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 [] [2022-02-24 00:52:33,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:52:33,541 INFO L93 Difference]: Finished difference Result 2407 states and 3519 transitions. [2022-02-24 00:52:33,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-24 00:52:33,541 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 133 [2022-02-24 00:52:33,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:52:33,544 INFO L225 Difference]: With dead ends: 2407 [2022-02-24 00:52:33,544 INFO L226 Difference]: Without dead ends: 1451 [2022-02-24 00:52:33,546 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 [2022-02-24 00:52:33,546 INFO L933 BasicCegarLoop]: 195 mSDtfsCounter, 157 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 246 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 246 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2022-02-24 00:52:33,546 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [157 Valid, 380 Invalid, 262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 246 Invalid, 1 Unknown, 0 Unchecked, 4.0s Time] [2022-02-24 00:52:33,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1451 states. [2022-02-24 00:52:33,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1451 to 1449. [2022-02-24 00:52:33,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1449 states, 1444 states have (on average 1.4632963988919667) internal successors, (2113), 1444 states have internal predecessors, (2113), 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) [2022-02-24 00:52:33,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1449 states and 2117 transitions. [2022-02-24 00:52:33,566 INFO L78 Accepts]: Start accepts. Automaton has 1449 states and 2117 transitions. Word has length 133 [2022-02-24 00:52:33,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:52:33,566 INFO L470 AbstractCegarLoop]: Abstraction has 1449 states and 2117 transitions. [2022-02-24 00:52:33,566 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-24 00:52:33,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 2117 transitions. [2022-02-24 00:52:33,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-02-24 00:52:33,568 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:52:33,568 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1] [2022-02-24 00:52:33,568 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-02-24 00:52:33,568 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:52:33,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:52:33,569 INFO L85 PathProgramCache]: Analyzing trace with hash 1588802902, now seen corresponding path program 1 times [2022-02-24 00:52:33,569 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:52:33,569 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769600418] [2022-02-24 00:52:33,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:52:33,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:52:33,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:52:33,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 00:52:33,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 00:52:33,881 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2022-02-24 00:52:33,881 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-24 00:52:33,881 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769600418] [2022-02-24 00:52:33,882 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769600418] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 00:52:33,882 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 00:52:33,882 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-24 00:52:33,882 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981383503] [2022-02-24 00:52:33,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 00:52:33,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-24 00:52:33,882 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-24 00:52:33,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-24 00:52:33,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-24 00:52:33,883 INFO L87 Difference]: Start difference. First operand 1449 states and 2117 transitions. Second operand has 7 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 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) [2022-02-24 00:52:35,892 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 [] [2022-02-24 00:52:36,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 00:52:36,372 INFO L93 Difference]: Finished difference Result 2891 states and 4226 transitions. [2022-02-24 00:52:36,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-24 00:52:36,372 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 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) Word has length 134 [2022-02-24 00:52:36,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 00:52:36,376 INFO L225 Difference]: With dead ends: 2891 [2022-02-24 00:52:36,376 INFO L226 Difference]: Without dead ends: 1449 [2022-02-24 00:52:36,378 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-02-24 00:52:36,379 INFO L933 BasicCegarLoop]: 209 mSDtfsCounter, 7 mSDsluCounter, 633 mSDsCounter, 0 mSdLazyCounter, 438 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 842 SdHoareTripleChecker+Invalid, 443 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 438 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-24 00:52:36,379 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 842 Invalid, 443 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 438 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-02-24 00:52:36,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1449 states. [2022-02-24 00:52:36,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1449 to 1449. [2022-02-24 00:52:36,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1449 states, 1444 states have (on average 1.4626038781163435) internal successors, (2112), 1444 states have internal predecessors, (2112), 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) [2022-02-24 00:52:36,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1449 states and 2116 transitions. [2022-02-24 00:52:36,399 INFO L78 Accepts]: Start accepts. Automaton has 1449 states and 2116 transitions. Word has length 134 [2022-02-24 00:52:36,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 00:52:36,399 INFO L470 AbstractCegarLoop]: Abstraction has 1449 states and 2116 transitions. [2022-02-24 00:52:36,399 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 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) [2022-02-24 00:52:36,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 2116 transitions. [2022-02-24 00:52:36,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-02-24 00:52:36,401 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 00:52:36,401 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1] [2022-02-24 00:52:36,402 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-02-24 00:52:36,402 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 00:52:36,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 00:52:36,402 INFO L85 PathProgramCache]: Analyzing trace with hash 1296417077, now seen corresponding path program 1 times [2022-02-24 00:52:36,402 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-24 00:52:36,402 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241361561] [2022-02-24 00:52:36,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 00:52:36,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 00:52:36,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-24 00:52:36,778 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-24 00:52:36,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-24 00:52:37,029 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-24 00:52:37,030 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-24 00:52:37,030 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-02-24 00:52:37,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-02-24 00:52:37,037 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 00:52:37,040 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-24 00:52:37,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.02 12:52:37 BasicIcfg [2022-02-24 00:52:37,158 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-24 00:52:37,158 INFO L158 Benchmark]: Toolchain (without parser) took 179111.56ms. Allocated memory was 184.5MB in the beginning and 325.1MB in the end (delta: 140.5MB). Free memory was 155.6MB in the beginning and 261.8MB in the end (delta: -106.3MB). Peak memory consumption was 202.8MB. Max. memory is 8.0GB. [2022-02-24 00:52:37,158 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 184.5MB. Free memory is still 142.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-24 00:52:37,158 INFO L158 Benchmark]: CACSL2BoogieTranslator took 440.83ms. Allocated memory was 184.5MB in the beginning and 270.5MB in the end (delta: 86.0MB). Free memory was 155.4MB in the beginning and 220.6MB in the end (delta: -65.2MB). Peak memory consumption was 24.5MB. Max. memory is 8.0GB. [2022-02-24 00:52:37,158 INFO L158 Benchmark]: Boogie Preprocessor took 118.23ms. Allocated memory is still 270.5MB. Free memory was 220.6MB in the beginning and 212.7MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2022-02-24 00:52:37,158 INFO L158 Benchmark]: RCFGBuilder took 1517.05ms. Allocated memory is still 270.5MB. Free memory was 212.7MB in the beginning and 208.2MB in the end (delta: 4.5MB). Peak memory consumption was 54.3MB. Max. memory is 8.0GB. [2022-02-24 00:52:37,158 INFO L158 Benchmark]: IcfgTransformer took 43.97ms. Allocated memory is still 270.5MB. Free memory was 208.2MB in the beginning and 202.4MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-02-24 00:52:37,159 INFO L158 Benchmark]: TraceAbstraction took 176987.46ms. Allocated memory was 270.5MB in the beginning and 325.1MB in the end (delta: 54.5MB). Free memory was 201.9MB in the beginning and 261.8MB in the end (delta: -59.9MB). Peak memory consumption was 163.9MB. Max. memory is 8.0GB. [2022-02-24 00:52:37,163 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 184.5MB. Free memory is still 142.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 440.83ms. Allocated memory was 184.5MB in the beginning and 270.5MB in the end (delta: 86.0MB). Free memory was 155.4MB in the beginning and 220.6MB in the end (delta: -65.2MB). Peak memory consumption was 24.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 118.23ms. Allocated memory is still 270.5MB. Free memory was 220.6MB in the beginning and 212.7MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * RCFGBuilder took 1517.05ms. Allocated memory is still 270.5MB. Free memory was 212.7MB in the beginning and 208.2MB in the end (delta: 4.5MB). Peak memory consumption was 54.3MB. Max. memory is 8.0GB. * IcfgTransformer took 43.97ms. Allocated memory is still 270.5MB. Free memory was 208.2MB in the beginning and 202.4MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * TraceAbstraction took 176987.46ms. Allocated memory was 270.5MB in the beginning and 325.1MB in the end (delta: 54.5MB). Free memory was 201.9MB in the beginning and 261.8MB in the end (delta: -59.9MB). Peak memory consumption was 163.9MB. 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: 1757]: 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 1475. Possible FailurePath: [L1054] static int init = 1; [L1055] static SSL_METHOD SSLv3_server_data ; VAL [\old(init)=18446744073709551621, \old(SSLv3_server_data)=null, \old(SSLv3_server_data)=null, init=1, SSLv3_server_data={4:0}] [L1077] SSL *s ; [L1078] int tmp ; [L1082] s = malloc(sizeof(SSL)) [L1083] s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1084] s->ctx = malloc(sizeof(SSL_CTX)) [L1085] s->session = malloc(sizeof(SSL_SESSION)) [L1087] s->info_callback = (void (*) ()) __VERIFIER_nondet_ulong() [L1088] s->options = __VERIFIER_nondet_ulong() [L1089] s->verify_mode = __VERIFIER_nondet_int() [L1090] EXPR s->session [L1090] (s->session)->peer = (struct x509_st*) __VERIFIER_nondet_ulong() [L1091] EXPR s->s3 [L1091] (s->s3)->tmp.cert_request = __VERIFIER_nondet_int() [L1092] EXPR s->s3 [L1092] (s->s3)->tmp.new_cipher = malloc(sizeof(struct ssl_cipher_st)) [L1093] EXPR s->s3 [L1093] EXPR (s->s3)->tmp.new_cipher [L1093] ((s->s3)->tmp.new_cipher)->algorithms = __VERIFIER_nondet_ulong() [L1094] EXPR s->s3 [L1094] EXPR (s->s3)->tmp.new_cipher [L1094] ((s->s3)->tmp.new_cipher)->algo_strength = __VERIFIER_nondet_ulong() [L1095] COND FALSE !(__VERIFIER_nondet_int()) [L1101] s->cert = malloc(sizeof(struct cert_st)) [L1102] EXPR s->cert [L1102] (s->cert)->pkeys[0].privatekey = (struct evp_pkey_st*) __VERIFIER_nondet_ulong() [L1105] CALL ssl3_accept(s) VAL [init=1, s={-7:0}, SSLv3_server_data={4:0}] [L1111] BUF_MEM *buf ; [L1112] unsigned long l ; [L1113] unsigned long Time ; [L1114] unsigned long tmp ; [L1115] void (*cb)() ; [L1116] long num1 ; [L1117] int ret ; [L1118] int new_state ; [L1119] int state ; [L1120] int skip ; [L1121] int got_new_session ; [L1122] int tmp___1 = __VERIFIER_nondet_int() ; [L1123] int tmp___2 = __VERIFIER_nondet_int() ; [L1124] int tmp___3 = __VERIFIER_nondet_int() ; [L1125] int tmp___4 = __VERIFIER_nondet_int() ; [L1126] int tmp___5 = __VERIFIER_nondet_int() ; [L1127] int tmp___6 = __VERIFIER_nondet_int() ; [L1128] int tmp___7 ; [L1129] long tmp___8 = __VERIFIER_nondet_long() ; [L1130] int tmp___9 = __VERIFIER_nondet_int() ; [L1131] int tmp___10 = __VERIFIER_nondet_int() ; [L1132] int blastFlag ; [L1136] s->state = 8464 [L1137] blastFlag = 0 [L1138] s->hit=__VERIFIER_nondet_int () [L1139] s->state = 8464 [L1140] tmp = __VERIFIER_nondet_int() [L1141] Time = tmp [L1142] cb = (void (*)())((void *)0) [L1143] ret = -1 [L1144] skip = 0 [L1145] got_new_session = 0 [L1146] EXPR s->info_callback VAL [={0:0}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->info_callback={0:-12}, skip=0, SSLv3_server_data={4:0}, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1146] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1147] EXPR s->info_callback [L1147] cb = s->info_callback [L1151] EXPR s->in_handshake [L1151] s->in_handshake += 1 [L1152] COND FALSE !(tmp___1 & 12288) VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1161] EXPR s->cert VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->cert={-18446744073709551615:0}, skip=0, SSLv3_server_data={4:0}, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1161] COND FALSE !((unsigned long )s->cert == (unsigned long )((void *)0)) [L1167] COND TRUE 1 VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1194] COND TRUE s->state == 8464 [L1354] s->shutdown = 0 [L1355] ret = __VERIFIER_nondet_int() [L1356] COND TRUE blastFlag == 0 [L1357] blastFlag = 1 VAL [={0:-12}, blastFlag=1, got_new_session=0, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1361] COND FALSE !(ret <= 0) [L1366] got_new_session = 1 [L1367] s->state = 8496 [L1368] s->init_num = 0 VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1716] EXPR s->s3 [L1716] EXPR (s->s3)->tmp.reuse_message VAL [={0:-12}, (s->s3)->tmp.reuse_message=18446744073709551630, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->s3={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1716] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1745] skip = 0 VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1167] COND TRUE 1 VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1203] COND TRUE s->state == 8496 [L1372] ret = __VERIFIER_nondet_int() [L1373] COND TRUE blastFlag == 1 [L1374] blastFlag = 2 VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1378] COND FALSE !(ret <= 0) [L1383] s->hit VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->hit=0, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1383] COND FALSE !(s->hit) [L1386] s->state = 8512 VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1388] s->init_num = 0 VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1716] EXPR s->s3 [L1716] EXPR (s->s3)->tmp.reuse_message VAL [={0:-12}, (s->s3)->tmp.reuse_message=18446744073709551630, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->s3={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1716] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1745] skip = 0 VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1167] COND TRUE 1 VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1209] COND TRUE s->state == 8512 [L1392] EXPR s->s3 [L1392] EXPR (s->s3)->tmp.new_cipher [L1392] EXPR ((s->s3)->tmp.new_cipher)->algorithms VAL [={0:-12}, ((s->s3)->tmp.new_cipher)->algorithms=18446744073709551660, (s->s3)->tmp.new_cipher={-18446744073709551613:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->s3={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1392] COND FALSE !(((s->s3)->tmp.new_cipher)->algorithms & 256UL) [L1395] ret = __VERIFIER_nondet_int() [L1396] COND TRUE blastFlag == 2 [L1397] blastFlag = 6 VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1401] COND FALSE !(ret <= 0) VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1407] s->state = 8528 [L1408] s->init_num = 0 VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1716] EXPR s->s3 [L1716] EXPR (s->s3)->tmp.reuse_message VAL [={0:-12}, (s->s3)->tmp.reuse_message=18446744073709551630, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->s3={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1716] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1745] skip = 0 VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1167] COND TRUE 1 VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1215] COND TRUE s->state == 8528 [L1412] EXPR s->s3 [L1412] EXPR (s->s3)->tmp.new_cipher [L1412] EXPR ((s->s3)->tmp.new_cipher)->algorithms [L1412] l = ((s->s3)->tmp.new_cipher)->algorithms [L1413] EXPR s->options VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->options=18446744073709551624, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1413] COND TRUE s->options & 2097152UL [L1414] EXPR s->s3 [L1414] (s->s3)->tmp.use_rsa_tmp = 1 [L1418] EXPR s->s3 [L1418] (s->s3)->tmp.use_rsa_tmp VAL [={0:-12}, (s->s3)->tmp.use_rsa_tmp=1, blastFlag=6, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->s3={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1418] COND TRUE (s->s3)->tmp.use_rsa_tmp [L1436] ret = __VERIFIER_nondet_int() [L1437] COND TRUE blastFlag == 6 [L1438] blastFlag = 7 VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1442] COND FALSE !(ret <= 0) VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1459] s->state = 8544 [L1460] s->init_num = 0 VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1716] EXPR s->s3 [L1716] EXPR (s->s3)->tmp.reuse_message VAL [={0:-12}, (s->s3)->tmp.reuse_message=18446744073709551630, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->s3={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1716] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1745] skip = 0 VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1167] COND TRUE 1 VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1215] COND FALSE !(s->state == 8528) [L1218] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1218] COND FALSE !(s->state == 8529) [L1221] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1221] COND TRUE s->state == 8544 [L1464] EXPR s->verify_mode VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->verify_mode=6, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1464] COND TRUE s->verify_mode & 1 [L1465] EXPR s->session [L1465] EXPR (s->session)->peer VAL [={0:-12}, (s->session)->peer={0:0}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->session={-18446744073709551616:0}, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1465] COND FALSE !((unsigned long )(s->session)->peer != (unsigned long )((void *)0)) [L1475] EXPR s->s3 [L1475] EXPR (s->s3)->tmp.new_cipher [L1475] EXPR ((s->s3)->tmp.new_cipher)->algorithms VAL [={0:-12}, ((s->s3)->tmp.new_cipher)->algorithms=18446744073709551660, (s->s3)->tmp.new_cipher={-18446744073709551613:0}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->s3={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1475] COND FALSE !(((s->s3)->tmp.new_cipher)->algorithms & 256UL) [L1485] EXPR s->s3 [L1485] (s->s3)->tmp.cert_request = 1 [L1486] ret = __VERIFIER_nondet_int() [L1487] COND TRUE blastFlag == 7 VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=0, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1757] reach_error() VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=0, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 158 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 176.8s, OverallIterations: 35, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 171.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 34 mSolverCounterUnknown, 2969 SdHoareTripleChecker+Valid, 170.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2969 mSDsluCounter, 15199 SdHoareTripleChecker+Invalid, 166.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9371 mSDsCounter, 1049 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14525 IncrementalHoareTripleChecker+Invalid, 15608 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1049 mSolverCounterUnsat, 5828 mSDtfsCounter, 14525 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 259 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1449occurred in iteration=33, InterpolantAutomatonStates: 169, 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, 34 MinimizatonAttempts, 1568 StatesRemovedByMinimization, 30 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 3521 NumberOfCodeBlocks, 3521 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 3353 ConstructedInterpolants, 0 QuantifiedInterpolants, 9193 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 34 InterpolantComputations, 34 PerfectInterpolantSequences, 2528/2528 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 [2022-02-24 00:52:37,193 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...