/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.03.i.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-34549b5 [2022-04-06 13:49:20,706 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-06 13:49:20,708 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-06 13:49:20,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-06 13:49:20,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-06 13:49:20,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-06 13:49:20,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-06 13:49:20,758 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-06 13:49:20,760 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-06 13:49:20,763 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-06 13:49:20,764 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-06 13:49:20,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-06 13:49:20,765 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-06 13:49:20,765 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-06 13:49:20,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-06 13:49:20,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-06 13:49:20,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-06 13:49:20,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-06 13:49:20,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-06 13:49:20,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-06 13:49:20,770 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-06 13:49:20,772 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-06 13:49:20,773 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-06 13:49:20,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-06 13:49:20,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-06 13:49:20,779 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-04-06 13:49:20,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-04-06 13:49:20,779 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-04-06 13:49:20,779 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-04-06 13:49:20,780 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-04-06 13:49:20,780 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-04-06 13:49:20,783 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-06 13:49:20,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-06 13:49:20,788 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-06 13:49:20,788 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf [2022-04-06 13:49:20,810 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-06 13:49:20,811 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-06 13:49:20,811 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-04-06 13:49:20,811 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-04-06 13:49:20,812 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-04-06 13:49:20,812 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-04-06 13:49:20,812 INFO L138 SettingsManager]: * Use SBE=true [2022-04-06 13:49:20,813 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-06 13:49:20,813 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-06 13:49:20,813 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-06 13:49:20,813 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-06 13:49:20,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-06 13:49:20,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-06 13:49:20,814 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-06 13:49:20,814 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-06 13:49:20,814 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-06 13:49:20,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-06 13:49:20,814 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-06 13:49:20,814 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-06 13:49:20,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-06 13:49:20,814 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-06 13:49:20,814 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-04-06 13:49:20,814 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-04-06 13:49:20,815 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-06 13:49:20,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-04-06 13:49:20,815 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-06 13:49:20,815 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-04-06 13:49:20,815 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-04-06 13:49:20,816 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-04-06 13:49:20,816 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-06 13:49:21,015 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-06 13:49:21,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-06 13:49:21,044 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-06 13:49:21,044 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-06 13:49:21,048 INFO L275 PluginConnector]: CDTParser initialized [2022-04-06 13:49:21,049 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/openssl/s3_srvr.blast.03.i.cil.c [2022-04-06 13:49:21,094 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e970a95a/0f1ea07aa9d340d38aafc3b75ee756d4/FLAG6a850b1c7 [2022-04-06 13:49:21,541 INFO L306 CDTParser]: Found 1 translation units. [2022-04-06 13:49:21,542 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.03.i.cil.c [2022-04-06 13:49:21,561 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e970a95a/0f1ea07aa9d340d38aafc3b75ee756d4/FLAG6a850b1c7 [2022-04-06 13:49:21,576 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e970a95a/0f1ea07aa9d340d38aafc3b75ee756d4 [2022-04-06 13:49:21,579 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-06 13:49:21,581 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-04-06 13:49:21,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-06 13:49:21,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-06 13:49:21,584 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-06 13:49:21,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 01:49:21" (1/1) ... [2022-04-06 13:49:21,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c3eec6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:49:21, skipping insertion in model container [2022-04-06 13:49:21,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 01:49:21" (1/1) ... [2022-04-06 13:49:21,592 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-06 13:49:21,639 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-06 13:49:21,912 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.03.i.cil.c[72493,72506] [2022-04-06 13:49:21,920 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-06 13:49:21,928 INFO L203 MainTranslator]: Completed pre-run [2022-04-06 13:49:22,040 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.03.i.cil.c[72493,72506] [2022-04-06 13:49:22,042 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-06 13:49:22,061 INFO L208 MainTranslator]: Completed translation [2022-04-06 13:49:22,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:49:22 WrapperNode [2022-04-06 13:49:22,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-06 13:49:22,063 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-06 13:49:22,063 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-06 13:49:22,063 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-06 13:49:22,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:49:22" (1/1) ... [2022-04-06 13:49:22,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:49:22" (1/1) ... [2022-04-06 13:49:22,102 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:49:22" (1/1) ... [2022-04-06 13:49:22,103 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:49:22" (1/1) ... [2022-04-06 13:49:22,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:49:22" (1/1) ... [2022-04-06 13:49:22,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:49:22" (1/1) ... [2022-04-06 13:49:22,164 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:49:22" (1/1) ... [2022-04-06 13:49:22,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-06 13:49:22,168 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-06 13:49:22,168 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-06 13:49:22,168 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-06 13:49:22,181 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:49:22" (1/1) ... [2022-04-06 13:49:22,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-06 13:49:22,194 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-06 13:49:22,204 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) [2022-04-06 13:49:22,223 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 [2022-04-06 13:49:22,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-06 13:49:22,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-06 13:49:22,234 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-06 13:49:22,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_get_server_method [2022-04-06 13:49:22,234 INFO L138 BoogieDeclarations]: Found implementation of procedure SSLv3_server_method [2022-04-06 13:49:22,234 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-06 13:49:22,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2022-04-06 13:49:22,235 INFO L138 BoogieDeclarations]: Found implementation of procedure sslv3_base_method [2022-04-06 13:49:22,235 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-04-06 13:49:22,235 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-04-06 13:49:22,235 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-06 13:49:22,235 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-06 13:49:22,236 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-06 13:49:22,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-06 13:49:22,236 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-04-06 13:49:22,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2022-04-06 13:49:22,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-04-06 13:49:22,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-04-06 13:49:22,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2022-04-06 13:49:22,236 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2022-04-06 13:49:22,236 INFO L130 BoogieDeclarations]: Found specification of procedure SSLv3_server_method [2022-04-06 13:49:22,236 INFO L130 BoogieDeclarations]: Found specification of procedure sslv3_base_method [2022-04-06 13:49:22,236 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2022-04-06 13:49:22,236 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_get_server_method [2022-04-06 13:49:22,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-04-06 13:49:22,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-04-06 13:49:22,237 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-06 13:49:22,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-04-06 13:49:22,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-06 13:49:22,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-04-06 13:49:22,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-06 13:49:22,237 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2022-04-06 13:49:22,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-04-06 13:49:22,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-06 13:49:22,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-06 13:49:22,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-06 13:49:22,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-04-06 13:49:22,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-04-06 13:49:22,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-04-06 13:49:22,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-04-06 13:49:22,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-06 13:49:22,385 INFO L234 CfgBuilder]: Building ICFG [2022-04-06 13:49:22,386 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-06 13:49:24,641 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-06 13:49:24,953 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2022-04-06 13:49:24,953 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2022-04-06 13:49:24,963 INFO L275 CfgBuilder]: Performing block encoding [2022-04-06 13:49:24,969 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-06 13:49:24,969 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-04-06 13:49:24,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 01:49:24 BoogieIcfgContainer [2022-04-06 13:49:24,970 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-06 13:49:24,971 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-04-06 13:49:24,971 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-04-06 13:49:24,971 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-04-06 13:49:24,973 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 01:49:24" (1/1) ... [2022-04-06 13:49:24,975 INFO L168 ansformationObserver]: Applying ICFG transformation LOOP_ACCELERATION_QVASR [2022-04-06 13:49:25,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 06.04 01:49:25 BasicIcfg [2022-04-06 13:49:25,003 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-04-06 13:49:25,004 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-06 13:49:25,004 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-06 13:49:25,006 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-06 13:49:25,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.04 01:49:21" (1/4) ... [2022-04-06 13:49:25,007 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15bde84f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 01:49:25, skipping insertion in model container [2022-04-06 13:49:25,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:49:22" (2/4) ... [2022-04-06 13:49:25,007 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15bde84f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 01:49:25, skipping insertion in model container [2022-04-06 13:49:25,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 01:49:24" (3/4) ... [2022-04-06 13:49:25,008 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15bde84f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.04 01:49:25, skipping insertion in model container [2022-04-06 13:49:25,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 06.04 01:49:25" (4/4) ... [2022-04-06 13:49:25,008 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.03.i.cil.cqvasr [2022-04-06 13:49:25,011 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-04-06 13:49:25,011 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-06 13:49:25,039 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-06 13:49:25,043 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-04-06 13:49:25,043 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-06 13:49:25,055 INFO L276 IsEmpty]: Start isEmpty. Operand has 153 states, 145 states have (on average 1.696551724137931) internal successors, (246), 146 states have internal predecessors, (246), 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) [2022-04-06 13:49:25,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-04-06 13:49:25,061 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:49:25,062 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:49:25,062 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:49:25,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:49:25,066 INFO L85 PathProgramCache]: Analyzing trace with hash 215150606, now seen corresponding path program 1 times [2022-04-06 13:49:25,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:49:25,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920170287] [2022-04-06 13:49:25,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:49:25,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:49:25,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:25,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:49:25,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:25,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:49:25,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:49:25,533 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920170287] [2022-04-06 13:49:25,533 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1920170287] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:49:25,533 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:49:25,533 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:49:25,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404160041] [2022-04-06 13:49:25,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:49:25,537 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:49:25,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:49:25,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:49:25,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:49:25,554 INFO L87 Difference]: Start difference. First operand has 153 states, 145 states have (on average 1.696551724137931) internal successors, (246), 146 states have internal predecessors, (246), 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 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:27,594 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 [] [2022-04-06 13:49:28,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:49:28,120 INFO L93 Difference]: Finished difference Result 324 states and 540 transitions. [2022-04-06 13:49:28,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:49:28,123 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (3), 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 52 [2022-04-06 13:49:28,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:49:28,131 INFO L225 Difference]: With dead ends: 324 [2022-04-06 13:49:28,132 INFO L226 Difference]: Without dead ends: 165 [2022-04-06 13:49:28,134 INFO L912 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 [2022-04-06 13:49:28,138 INFO L913 BasicCegarLoop]: 219 mSDtfsCounter, 34 mSDsluCounter, 358 mSDsCounter, 0 mSdLazyCounter, 401 mSolverCounterSat, 11 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 577 SdHoareTripleChecker+Invalid, 413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 401 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-04-06 13:49:28,141 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 577 Invalid, 413 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 401 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-04-06 13:49:28,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-04-06 13:49:28,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 148. [2022-04-06 13:49:28,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 143 states have (on average 1.5384615384615385) internal successors, (220), 143 states have internal predecessors, (220), 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) [2022-04-06 13:49:28,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 224 transitions. [2022-04-06 13:49:28,187 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 224 transitions. Word has length 52 [2022-04-06 13:49:28,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:49:28,187 INFO L478 AbstractCegarLoop]: Abstraction has 148 states and 224 transitions. [2022-04-06 13:49:28,187 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:28,188 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 224 transitions. [2022-04-06 13:49:28,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-04-06 13:49:28,189 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:49:28,189 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:49:28,189 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-06 13:49:28,189 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:49:28,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:49:28,190 INFO L85 PathProgramCache]: Analyzing trace with hash -742852007, now seen corresponding path program 1 times [2022-04-06 13:49:28,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:49:28,190 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103383278] [2022-04-06 13:49:28,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:49:28,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:49:28,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:28,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:49:28,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:28,380 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:49:28,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:49:28,385 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103383278] [2022-04-06 13:49:28,385 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103383278] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:49:28,385 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:49:28,385 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:49:28,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784691675] [2022-04-06 13:49:28,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:49:28,387 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:49:28,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:49:28,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:49:28,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:49:28,387 INFO L87 Difference]: Start difference. First operand 148 states and 224 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) [2022-04-06 13:49:30,397 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 [] [2022-04-06 13:49:30,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:49:30,825 INFO L93 Difference]: Finished difference Result 287 states and 431 transitions. [2022-04-06 13:49:30,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:49:30,825 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 65 [2022-04-06 13:49:30,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:49:30,826 INFO L225 Difference]: With dead ends: 287 [2022-04-06 13:49:30,826 INFO L226 Difference]: Without dead ends: 165 [2022-04-06 13:49:30,827 INFO L912 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 [2022-04-06 13:49:30,828 INFO L913 BasicCegarLoop]: 177 mSDtfsCounter, 24 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 350 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 350 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-06 13:49:30,828 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [24 Valid, 453 Invalid, 361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 350 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 13:49:30,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-04-06 13:49:30,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 148. [2022-04-06 13:49:30,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 143 states have (on average 1.5314685314685315) internal successors, (219), 143 states have internal predecessors, (219), 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) [2022-04-06 13:49:30,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 223 transitions. [2022-04-06 13:49:30,834 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 223 transitions. Word has length 65 [2022-04-06 13:49:30,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:49:30,834 INFO L478 AbstractCegarLoop]: Abstraction has 148 states and 223 transitions. [2022-04-06 13:49:30,834 INFO L479 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) [2022-04-06 13:49:30,835 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 223 transitions. [2022-04-06 13:49:30,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-04-06 13:49:30,836 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:49:30,836 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:49:30,836 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-04-06 13:49:30,836 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:49:30,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:49:30,837 INFO L85 PathProgramCache]: Analyzing trace with hash -1829127960, now seen corresponding path program 1 times [2022-04-06 13:49:30,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:49:30,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502332048] [2022-04-06 13:49:30,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:49:30,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:49:30,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:30,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:49:30,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:30,954 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:49:30,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:49:30,954 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502332048] [2022-04-06 13:49:30,954 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [502332048] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:49:30,954 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:49:30,954 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:49:30,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802962383] [2022-04-06 13:49:30,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:49:30,955 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:49:30,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:49:30,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:49:30,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:49:30,956 INFO L87 Difference]: Start difference. First operand 148 states and 223 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) [2022-04-06 13:49:32,428 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:34,451 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:36,482 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:38,508 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 [] [2022-04-06 13:49:38,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:49:38,848 INFO L93 Difference]: Finished difference Result 286 states and 429 transitions. [2022-04-06 13:49:38,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:49:38,849 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 66 [2022-04-06 13:49:38,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:49:38,850 INFO L225 Difference]: With dead ends: 286 [2022-04-06 13:49:38,852 INFO L226 Difference]: Without dead ends: 164 [2022-04-06 13:49:38,854 INFO L912 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 [2022-04-06 13:49:38,858 INFO L913 BasicCegarLoop]: 178 mSDtfsCounter, 28 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 349 mSolverCounterSat, 9 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 455 SdHoareTripleChecker+Invalid, 361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 349 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2022-04-06 13:49:38,860 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 455 Invalid, 361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 349 Invalid, 3 Unknown, 0 Unchecked, 7.9s Time] [2022-04-06 13:49:38,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2022-04-06 13:49:38,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 148. [2022-04-06 13:49:38,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 143 states have (on average 1.5244755244755244) internal successors, (218), 143 states have internal predecessors, (218), 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) [2022-04-06 13:49:38,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 222 transitions. [2022-04-06 13:49:38,867 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 222 transitions. Word has length 66 [2022-04-06 13:49:38,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:49:38,868 INFO L478 AbstractCegarLoop]: Abstraction has 148 states and 222 transitions. [2022-04-06 13:49:38,868 INFO L479 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) [2022-04-06 13:49:38,868 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 222 transitions. [2022-04-06 13:49:38,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-04-06 13:49:38,869 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:49:38,869 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:49:38,869 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-04-06 13:49:38,869 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:49:38,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:49:38,869 INFO L85 PathProgramCache]: Analyzing trace with hash -2077427448, now seen corresponding path program 1 times [2022-04-06 13:49:38,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:49:38,870 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249529678] [2022-04-06 13:49:38,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:49:38,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:49:38,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:38,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:49:38,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:38,996 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:49:38,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:49:38,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249529678] [2022-04-06 13:49:38,997 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249529678] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:49:38,998 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:49:38,998 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:49:38,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225309317] [2022-04-06 13:49:38,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:49:38,998 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:49:38,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:49:38,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:49:38,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:49:38,999 INFO L87 Difference]: Start difference. First operand 148 states and 222 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) [2022-04-06 13:49:41,006 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 [] [2022-04-06 13:49:41,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:49:41,482 INFO L93 Difference]: Finished difference Result 384 states and 584 transitions. [2022-04-06 13:49:41,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:49:41,482 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 66 [2022-04-06 13:49:41,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:49:41,484 INFO L225 Difference]: With dead ends: 384 [2022-04-06 13:49:41,484 INFO L226 Difference]: Without dead ends: 262 [2022-04-06 13:49:41,484 INFO L912 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 [2022-04-06 13:49:41,485 INFO L913 BasicCegarLoop]: 107 mSDtfsCounter, 141 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 463 mSolverCounterSat, 64 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 463 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-04-06 13:49:41,485 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [141 Valid, 312 Invalid, 528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 463 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-04-06 13:49:41,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2022-04-06 13:49:41,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 160. [2022-04-06 13:49:41,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 155 states have (on average 1.5161290322580645) internal successors, (235), 155 states have internal predecessors, (235), 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) [2022-04-06 13:49:41,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 239 transitions. [2022-04-06 13:49:41,491 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 239 transitions. Word has length 66 [2022-04-06 13:49:41,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:49:41,491 INFO L478 AbstractCegarLoop]: Abstraction has 160 states and 239 transitions. [2022-04-06 13:49:41,491 INFO L479 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) [2022-04-06 13:49:41,491 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 239 transitions. [2022-04-06 13:49:41,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-04-06 13:49:41,492 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:49:41,492 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:49:41,492 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-04-06 13:49:41,493 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:49:41,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:49:41,493 INFO L85 PathProgramCache]: Analyzing trace with hash -103029432, now seen corresponding path program 1 times [2022-04-06 13:49:41,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:49:41,493 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937136065] [2022-04-06 13:49:41,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:49:41,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:49:41,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:41,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:49:41,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:41,603 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:49:41,603 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:49:41,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937136065] [2022-04-06 13:49:41,604 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937136065] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:49:41,604 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:49:41,604 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:49:41,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692012857] [2022-04-06 13:49:41,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:49:41,605 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:49:41,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:49:41,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:49:41,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:49:41,605 INFO L87 Difference]: Start difference. First operand 160 states and 239 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) [2022-04-06 13:49:43,614 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 [] [2022-04-06 13:49:43,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:49:43,948 INFO L93 Difference]: Finished difference Result 308 states and 461 transitions. [2022-04-06 13:49:43,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:49:43,948 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 66 [2022-04-06 13:49:43,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:49:43,949 INFO L225 Difference]: With dead ends: 308 [2022-04-06 13:49:43,950 INFO L226 Difference]: Without dead ends: 174 [2022-04-06 13:49:43,950 INFO L912 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 [2022-04-06 13:49:43,950 INFO L913 BasicCegarLoop]: 180 mSDtfsCounter, 20 mSDsluCounter, 279 mSDsCounter, 0 mSdLazyCounter, 344 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 459 SdHoareTripleChecker+Invalid, 353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 344 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-04-06 13:49:43,951 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 459 Invalid, 353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 344 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-04-06 13:49:43,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2022-04-06 13:49:43,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 160. [2022-04-06 13:49:43,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 155 states have (on average 1.5096774193548388) internal successors, (234), 155 states have internal predecessors, (234), 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) [2022-04-06 13:49:43,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 238 transitions. [2022-04-06 13:49:43,956 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 238 transitions. Word has length 66 [2022-04-06 13:49:43,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:49:43,956 INFO L478 AbstractCegarLoop]: Abstraction has 160 states and 238 transitions. [2022-04-06 13:49:43,956 INFO L479 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) [2022-04-06 13:49:43,956 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 238 transitions. [2022-04-06 13:49:43,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-04-06 13:49:43,957 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:49:43,957 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:49:43,957 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-04-06 13:49:43,957 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:49:43,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:49:43,957 INFO L85 PathProgramCache]: Analyzing trace with hash 121560168, now seen corresponding path program 1 times [2022-04-06 13:49:43,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:49:43,958 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473105781] [2022-04-06 13:49:43,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:49:43,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:49:44,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:44,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:49:44,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:44,070 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:49:44,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:49:44,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473105781] [2022-04-06 13:49:44,073 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [473105781] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:49:44,073 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:49:44,073 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:49:44,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632134698] [2022-04-06 13:49:44,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:49:44,075 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:49:44,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:49:44,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:49:44,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:49:44,076 INFO L87 Difference]: Start difference. First operand 160 states and 238 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) [2022-04-06 13:49:46,085 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 [] [2022-04-06 13:49:46,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:49:46,410 INFO L93 Difference]: Finished difference Result 307 states and 459 transitions. [2022-04-06 13:49:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:49:46,411 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 66 [2022-04-06 13:49:46,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:49:46,412 INFO L225 Difference]: With dead ends: 307 [2022-04-06 13:49:46,412 INFO L226 Difference]: Without dead ends: 173 [2022-04-06 13:49:46,412 INFO L912 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 [2022-04-06 13:49:46,413 INFO L913 BasicCegarLoop]: 181 mSDtfsCounter, 18 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 342 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 342 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-04-06 13:49:46,413 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [18 Valid, 461 Invalid, 351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 342 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-04-06 13:49:46,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2022-04-06 13:49:46,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 160. [2022-04-06 13:49:46,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 155 states have (on average 1.5032258064516129) internal successors, (233), 155 states have internal predecessors, (233), 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) [2022-04-06 13:49:46,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 237 transitions. [2022-04-06 13:49:46,418 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 237 transitions. Word has length 66 [2022-04-06 13:49:46,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:49:46,418 INFO L478 AbstractCegarLoop]: Abstraction has 160 states and 237 transitions. [2022-04-06 13:49:46,418 INFO L479 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) [2022-04-06 13:49:46,418 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 237 transitions. [2022-04-06 13:49:46,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-04-06 13:49:46,419 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:49:46,419 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:49:46,419 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-04-06 13:49:46,419 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:49:46,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:49:46,419 INFO L85 PathProgramCache]: Analyzing trace with hash -271814983, now seen corresponding path program 1 times [2022-04-06 13:49:46,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:49:46,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929908768] [2022-04-06 13:49:46,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:49:46,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:49:46,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:46,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:49:46,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:46,532 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:49:46,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:49:46,532 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929908768] [2022-04-06 13:49:46,532 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929908768] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:49:46,532 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:49:46,532 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:49:46,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143177694] [2022-04-06 13:49:46,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:49:46,533 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:49:46,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:49:46,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:49:46,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:49:46,533 INFO L87 Difference]: Start difference. First operand 160 states and 237 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) [2022-04-06 13:49:47,555 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:49,576 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:51,602 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:53,631 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:54,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:49:54,116 INFO L93 Difference]: Finished difference Result 396 states and 598 transitions. [2022-04-06 13:49:54,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:49:54,116 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 67 [2022-04-06 13:49:54,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:49:54,117 INFO L225 Difference]: With dead ends: 396 [2022-04-06 13:49:54,117 INFO L226 Difference]: Without dead ends: 262 [2022-04-06 13:49:54,118 INFO L912 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 [2022-04-06 13:49:54,118 INFO L913 BasicCegarLoop]: 107 mSDtfsCounter, 139 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 464 mSolverCounterSat, 64 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 464 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2022-04-06 13:49:54,118 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [139 Valid, 312 Invalid, 531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 464 Invalid, 3 Unknown, 0 Unchecked, 7.6s Time] [2022-04-06 13:49:54,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2022-04-06 13:49:54,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 161. [2022-04-06 13:49:54,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 156 states have (on average 1.4935897435897436) internal successors, (233), 156 states have internal predecessors, (233), 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) [2022-04-06 13:49:54,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 237 transitions. [2022-04-06 13:49:54,123 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 237 transitions. Word has length 67 [2022-04-06 13:49:54,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:49:54,123 INFO L478 AbstractCegarLoop]: Abstraction has 161 states and 237 transitions. [2022-04-06 13:49:54,123 INFO L479 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) [2022-04-06 13:49:54,123 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 237 transitions. [2022-04-06 13:49:54,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-04-06 13:49:54,124 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:49:54,124 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:49:54,124 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-04-06 13:49:54,124 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:49:54,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:49:54,125 INFO L85 PathProgramCache]: Analyzing trace with hash -163440852, now seen corresponding path program 1 times [2022-04-06 13:49:54,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:49:54,125 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971332166] [2022-04-06 13:49:54,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:49:54,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:49:54,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:54,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:49:54,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:54,215 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:49:54,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:49:54,215 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971332166] [2022-04-06 13:49:54,215 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1971332166] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:49:54,215 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:49:54,216 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:49:54,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009585715] [2022-04-06 13:49:54,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:49:54,216 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:49:54,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:49:54,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:49:54,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:49:54,217 INFO L87 Difference]: Start difference. First operand 161 states and 237 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:55,869 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:57,898 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:59,933 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:50:01,962 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:50:02,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:50:02,274 INFO L93 Difference]: Finished difference Result 309 states and 459 transitions. [2022-04-06 13:50:02,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:50:02,274 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (3), 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 68 [2022-04-06 13:50:02,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:50:02,275 INFO L225 Difference]: With dead ends: 309 [2022-04-06 13:50:02,275 INFO L226 Difference]: Without dead ends: 174 [2022-04-06 13:50:02,276 INFO L912 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 [2022-04-06 13:50:02,276 INFO L913 BasicCegarLoop]: 181 mSDtfsCounter, 20 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 343 mSolverCounterSat, 8 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 343 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2022-04-06 13:50:02,276 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 461 Invalid, 354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 343 Invalid, 3 Unknown, 0 Unchecked, 8.0s Time] [2022-04-06 13:50:02,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2022-04-06 13:50:02,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 161. [2022-04-06 13:50:02,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 156 states have (on average 1.4871794871794872) internal successors, (232), 156 states have internal predecessors, (232), 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) [2022-04-06 13:50:02,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 236 transitions. [2022-04-06 13:50:02,280 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 236 transitions. Word has length 68 [2022-04-06 13:50:02,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:50:02,280 INFO L478 AbstractCegarLoop]: Abstraction has 161 states and 236 transitions. [2022-04-06 13:50:02,280 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:50:02,280 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 236 transitions. [2022-04-06 13:50:02,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-04-06 13:50:02,281 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:50:02,281 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:50:02,281 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-04-06 13:50:02,281 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:50:02,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:50:02,282 INFO L85 PathProgramCache]: Analyzing trace with hash -1122088164, now seen corresponding path program 1 times [2022-04-06 13:50:02,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:50:02,282 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920416714] [2022-04-06 13:50:02,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:50:02,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:50:02,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:02,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:50:02,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:02,388 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:50:02,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:50:02,388 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920416714] [2022-04-06 13:50:02,389 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1920416714] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:50:02,389 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:50:02,389 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:50:02,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119648157] [2022-04-06 13:50:02,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:50:02,390 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:50:02,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:50:02,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:50:02,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:50:02,391 INFO L87 Difference]: Start difference. First operand 161 states and 236 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:50:04,402 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 [] [2022-04-06 13:50:04,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:50:04,735 INFO L93 Difference]: Finished difference Result 299 states and 445 transitions. [2022-04-06 13:50:04,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:50:04,735 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 69 [2022-04-06 13:50:04,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:50:04,736 INFO L225 Difference]: With dead ends: 299 [2022-04-06 13:50:04,736 INFO L226 Difference]: Without dead ends: 164 [2022-04-06 13:50:04,736 INFO L912 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 [2022-04-06 13:50:04,737 INFO L913 BasicCegarLoop]: 188 mSDtfsCounter, 11 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 328 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 328 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-04-06 13:50:04,737 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 475 Invalid, 333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 328 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-04-06 13:50:04,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2022-04-06 13:50:04,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 161. [2022-04-06 13:50:04,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 156 states have (on average 1.4807692307692308) internal successors, (231), 156 states have internal predecessors, (231), 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) [2022-04-06 13:50:04,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 235 transitions. [2022-04-06 13:50:04,741 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 235 transitions. Word has length 69 [2022-04-06 13:50:04,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:50:04,741 INFO L478 AbstractCegarLoop]: Abstraction has 161 states and 235 transitions. [2022-04-06 13:50:04,741 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:50:04,741 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 235 transitions. [2022-04-06 13:50:04,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-04-06 13:50:04,741 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:50:04,741 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:50:04,742 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-04-06 13:50:04,742 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:50:04,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:50:04,742 INFO L85 PathProgramCache]: Analyzing trace with hash 495450635, now seen corresponding path program 1 times [2022-04-06 13:50:04,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:50:04,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048889313] [2022-04-06 13:50:04,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:50:04,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:50:04,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:04,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:50:04,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:04,824 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:50:04,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:50:04,824 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048889313] [2022-04-06 13:50:04,824 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048889313] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:50:04,824 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:50:04,825 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:50:04,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757889627] [2022-04-06 13:50:04,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:50:04,825 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:50:04,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:50:04,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:50:04,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:50:04,826 INFO L87 Difference]: Start difference. First operand 161 states and 235 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:50:06,847 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 [] [2022-04-06 13:50:07,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:50:07,268 INFO L93 Difference]: Finished difference Result 410 states and 614 transitions. [2022-04-06 13:50:07,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:50:07,268 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 69 [2022-04-06 13:50:07,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:50:07,270 INFO L225 Difference]: With dead ends: 410 [2022-04-06 13:50:07,270 INFO L226 Difference]: Without dead ends: 275 [2022-04-06 13:50:07,270 INFO L912 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 [2022-04-06 13:50:07,271 INFO L913 BasicCegarLoop]: 107 mSDtfsCounter, 108 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 464 mSolverCounterSat, 63 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 464 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-06 13:50:07,271 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [108 Valid, 313 Invalid, 528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 464 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 13:50:07,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2022-04-06 13:50:07,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 204. [2022-04-06 13:50:07,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 199 states have (on average 1.5527638190954773) internal successors, (309), 199 states have internal predecessors, (309), 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) [2022-04-06 13:50:07,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 313 transitions. [2022-04-06 13:50:07,278 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 313 transitions. Word has length 69 [2022-04-06 13:50:07,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:50:07,278 INFO L478 AbstractCegarLoop]: Abstraction has 204 states and 313 transitions. [2022-04-06 13:50:07,279 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:50:07,279 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 313 transitions. [2022-04-06 13:50:07,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-04-06 13:50:07,279 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:50:07,279 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:50:07,279 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-04-06 13:50:07,280 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:50:07,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:50:07,280 INFO L85 PathProgramCache]: Analyzing trace with hash -1819950276, now seen corresponding path program 1 times [2022-04-06 13:50:07,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:50:07,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400002985] [2022-04-06 13:50:07,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:50:07,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:50:07,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:07,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:50:07,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:07,369 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:50:07,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:50:07,369 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400002985] [2022-04-06 13:50:07,369 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400002985] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:50:07,369 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:50:07,369 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:50:07,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369569251] [2022-04-06 13:50:07,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:50:07,370 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:50:07,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:50:07,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:50:07,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:50:07,370 INFO L87 Difference]: Start difference. First operand 204 states and 313 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:50:09,916 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:50:11,950 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:50:13,983 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 [] [2022-04-06 13:50:14,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:50:14,346 INFO L93 Difference]: Finished difference Result 425 states and 660 transitions. [2022-04-06 13:50:14,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:50:14,347 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 70 [2022-04-06 13:50:14,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:50:14,348 INFO L225 Difference]: With dead ends: 425 [2022-04-06 13:50:14,348 INFO L226 Difference]: Without dead ends: 247 [2022-04-06 13:50:14,349 INFO L912 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 [2022-04-06 13:50:14,349 INFO L913 BasicCegarLoop]: 184 mSDtfsCounter, 32 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 385 mSolverCounterSat, 11 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 473 SdHoareTripleChecker+Invalid, 399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 385 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2022-04-06 13:50:14,349 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 473 Invalid, 399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 385 Invalid, 3 Unknown, 0 Unchecked, 7.0s Time] [2022-04-06 13:50:14,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2022-04-06 13:50:14,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 226. [2022-04-06 13:50:14,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 221 states have (on average 1.5610859728506787) internal successors, (345), 221 states have internal predecessors, (345), 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) [2022-04-06 13:50:14,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 349 transitions. [2022-04-06 13:50:14,354 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 349 transitions. Word has length 70 [2022-04-06 13:50:14,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:50:14,354 INFO L478 AbstractCegarLoop]: Abstraction has 226 states and 349 transitions. [2022-04-06 13:50:14,354 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:50:14,354 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 349 transitions. [2022-04-06 13:50:14,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-04-06 13:50:14,355 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:50:14,355 INFO L499 BasicCegarLoop]: trace histogram [3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:50:14,355 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-04-06 13:50:14,355 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:50:14,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:50:14,356 INFO L85 PathProgramCache]: Analyzing trace with hash 1476270059, now seen corresponding path program 1 times [2022-04-06 13:50:14,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:50:14,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038857283] [2022-04-06 13:50:14,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:50:14,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:50:14,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:14,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:50:14,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:14,452 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:50:14,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:50:14,452 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038857283] [2022-04-06 13:50:14,452 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2038857283] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:50:14,452 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:50:14,453 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:50:14,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513966699] [2022-04-06 13:50:14,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:50:14,453 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:50:14,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:50:14,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:50:14,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:50:14,453 INFO L87 Difference]: Start difference. First operand 226 states and 349 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:50:17,255 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 [] [2022-04-06 13:50:19,284 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:50:21,316 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:50:21,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:50:21,684 INFO L93 Difference]: Finished difference Result 447 states and 695 transitions. [2022-04-06 13:50:21,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:50:21,685 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 83 [2022-04-06 13:50:21,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:50:21,686 INFO L225 Difference]: With dead ends: 447 [2022-04-06 13:50:21,686 INFO L226 Difference]: Without dead ends: 247 [2022-04-06 13:50:21,686 INFO L912 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 [2022-04-06 13:50:21,687 INFO L913 BasicCegarLoop]: 185 mSDtfsCounter, 37 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 384 mSolverCounterSat, 11 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 473 SdHoareTripleChecker+Invalid, 398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 384 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2022-04-06 13:50:21,687 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [37 Valid, 473 Invalid, 398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 384 Invalid, 3 Unknown, 0 Unchecked, 7.2s Time] [2022-04-06 13:50:21,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2022-04-06 13:50:21,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 226. [2022-04-06 13:50:21,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 221 states have (on average 1.5565610859728507) internal successors, (344), 221 states have internal predecessors, (344), 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) [2022-04-06 13:50:21,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 348 transitions. [2022-04-06 13:50:21,691 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 348 transitions. Word has length 83 [2022-04-06 13:50:21,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:50:21,692 INFO L478 AbstractCegarLoop]: Abstraction has 226 states and 348 transitions. [2022-04-06 13:50:21,692 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:50:21,692 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 348 transitions. [2022-04-06 13:50:21,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-04-06 13:50:21,692 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:50:21,692 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:50:21,693 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-04-06 13:50:21,693 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:50:21,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:50:21,693 INFO L85 PathProgramCache]: Analyzing trace with hash -1460929438, now seen corresponding path program 1 times [2022-04-06 13:50:21,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:50:21,693 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029534444] [2022-04-06 13:50:21,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:50:21,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:50:21,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:21,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:50:21,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:21,782 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-04-06 13:50:21,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:50:21,783 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029534444] [2022-04-06 13:50:21,783 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2029534444] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:50:21,783 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:50:21,783 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:50:21,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701923557] [2022-04-06 13:50:21,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:50:21,783 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:50:21,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:50:21,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:50:21,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:50:21,784 INFO L87 Difference]: Start difference. First operand 226 states and 348 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) [2022-04-06 13:50:23,791 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 [] [2022-04-06 13:50:24,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:50:24,179 INFO L93 Difference]: Finished difference Result 455 states and 707 transitions. [2022-04-06 13:50:24,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:50:24,179 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 84 [2022-04-06 13:50:24,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:50:24,181 INFO L225 Difference]: With dead ends: 455 [2022-04-06 13:50:24,181 INFO L226 Difference]: Without dead ends: 255 [2022-04-06 13:50:24,181 INFO L912 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 [2022-04-06 13:50:24,182 INFO L913 BasicCegarLoop]: 220 mSDtfsCounter, 20 mSDsluCounter, 324 mSDsCounter, 0 mSdLazyCounter, 386 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 544 SdHoareTripleChecker+Invalid, 397 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 386 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-06 13:50:24,182 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 544 Invalid, 397 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 386 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 13:50:24,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2022-04-06 13:50:24,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 242. [2022-04-06 13:50:24,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 237 states have (on average 1.5527426160337552) internal successors, (368), 237 states have internal predecessors, (368), 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) [2022-04-06 13:50:24,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 372 transitions. [2022-04-06 13:50:24,192 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 372 transitions. Word has length 84 [2022-04-06 13:50:24,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:50:24,193 INFO L478 AbstractCegarLoop]: Abstraction has 242 states and 372 transitions. [2022-04-06 13:50:24,193 INFO L479 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) [2022-04-06 13:50:24,193 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 372 transitions. [2022-04-06 13:50:24,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-04-06 13:50:24,193 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:50:24,193 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:50:24,193 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-04-06 13:50:24,194 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:50:24,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:50:24,194 INFO L85 PathProgramCache]: Analyzing trace with hash 508517378, now seen corresponding path program 1 times [2022-04-06 13:50:24,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:50:24,194 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062736278] [2022-04-06 13:50:24,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:50:24,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:50:24,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:24,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:50:24,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:24,287 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:50:24,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:50:24,287 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062736278] [2022-04-06 13:50:24,288 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062736278] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:50:24,288 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:50:24,288 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:50:24,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290156236] [2022-04-06 13:50:24,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:50:24,288 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:50:24,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:50:24,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:50:24,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:50:24,289 INFO L87 Difference]: Start difference. First operand 242 states and 372 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) [2022-04-06 13:50:26,307 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 [] [2022-04-06 13:50:26,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:50:26,755 INFO L93 Difference]: Finished difference Result 559 states and 869 transitions. [2022-04-06 13:50:26,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:50:26,755 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 84 [2022-04-06 13:50:26,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:50:26,757 INFO L225 Difference]: With dead ends: 559 [2022-04-06 13:50:26,757 INFO L226 Difference]: Without dead ends: 343 [2022-04-06 13:50:26,757 INFO L912 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 [2022-04-06 13:50:26,758 INFO L913 BasicCegarLoop]: 108 mSDtfsCounter, 135 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 464 mSolverCounterSat, 64 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 464 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-06 13:50:26,758 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [135 Valid, 314 Invalid, 529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 464 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 13:50:26,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2022-04-06 13:50:26,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 246. [2022-04-06 13:50:26,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 241 states have (on average 1.5477178423236515) internal successors, (373), 241 states have internal predecessors, (373), 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) [2022-04-06 13:50:26,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 377 transitions. [2022-04-06 13:50:26,764 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 377 transitions. Word has length 84 [2022-04-06 13:50:26,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:50:26,764 INFO L478 AbstractCegarLoop]: Abstraction has 246 states and 377 transitions. [2022-04-06 13:50:26,764 INFO L479 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) [2022-04-06 13:50:26,764 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 377 transitions. [2022-04-06 13:50:26,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-04-06 13:50:26,765 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:50:26,765 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:50:26,765 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-04-06 13:50:26,765 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:50:26,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:50:26,766 INFO L85 PathProgramCache]: Analyzing trace with hash -1119139614, now seen corresponding path program 1 times [2022-04-06 13:50:26,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:50:26,766 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043283458] [2022-04-06 13:50:26,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:50:26,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:50:26,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:26,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:50:26,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:26,866 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:50:26,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:50:26,866 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043283458] [2022-04-06 13:50:26,867 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043283458] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:50:26,867 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:50:26,867 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:50:26,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020592514] [2022-04-06 13:50:26,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:50:26,867 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:50:26,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:50:26,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:50:26,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:50:26,868 INFO L87 Difference]: Start difference. First operand 246 states and 377 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) [2022-04-06 13:50:28,879 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 [] [2022-04-06 13:50:29,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:50:29,207 INFO L93 Difference]: Finished difference Result 484 states and 748 transitions. [2022-04-06 13:50:29,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:50:29,207 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 84 [2022-04-06 13:50:29,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:50:29,208 INFO L225 Difference]: With dead ends: 484 [2022-04-06 13:50:29,208 INFO L226 Difference]: Without dead ends: 264 [2022-04-06 13:50:29,209 INFO L912 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 [2022-04-06 13:50:29,209 INFO L913 BasicCegarLoop]: 188 mSDtfsCounter, 33 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 377 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 479 SdHoareTripleChecker+Invalid, 388 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 377 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-04-06 13:50:29,209 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [33 Valid, 479 Invalid, 388 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 377 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-04-06 13:50:29,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2022-04-06 13:50:29,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 246. [2022-04-06 13:50:29,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 241 states have (on average 1.5435684647302905) internal successors, (372), 241 states have internal predecessors, (372), 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) [2022-04-06 13:50:29,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 376 transitions. [2022-04-06 13:50:29,214 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 376 transitions. Word has length 84 [2022-04-06 13:50:29,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:50:29,214 INFO L478 AbstractCegarLoop]: Abstraction has 246 states and 376 transitions. [2022-04-06 13:50:29,214 INFO L479 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) [2022-04-06 13:50:29,214 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 376 transitions. [2022-04-06 13:50:29,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-04-06 13:50:29,214 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:50:29,215 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:50:29,215 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-04-06 13:50:29,215 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:50:29,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:50:29,215 INFO L85 PathProgramCache]: Analyzing trace with hash -1433548560, now seen corresponding path program 1 times [2022-04-06 13:50:29,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:50:29,215 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704423465] [2022-04-06 13:50:29,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:50:29,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:50:29,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:29,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:50:29,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:29,307 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-04-06 13:50:29,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:50:29,307 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704423465] [2022-04-06 13:50:29,308 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704423465] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:50:29,308 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:50:29,308 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-06 13:50:29,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992220153] [2022-04-06 13:50:29,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:50:29,309 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-06 13:50:29,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:50:29,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-06 13:50:29,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:50:29,309 INFO L87 Difference]: Start difference. First operand 246 states and 376 transitions. Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 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) [2022-04-06 13:50:31,316 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 [] [2022-04-06 13:50:31,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:50:31,644 INFO L93 Difference]: Finished difference Result 475 states and 734 transitions. [2022-04-06 13:50:31,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-06 13:50:31,644 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 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 85 [2022-04-06 13:50:31,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:50:31,645 INFO L225 Difference]: With dead ends: 475 [2022-04-06 13:50:31,645 INFO L226 Difference]: Without dead ends: 255 [2022-04-06 13:50:31,646 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-04-06 13:50:31,646 INFO L913 BasicCegarLoop]: 193 mSDtfsCounter, 3 mSDsluCounter, 400 mSDsCounter, 0 mSdLazyCounter, 421 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 593 SdHoareTripleChecker+Invalid, 426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 421 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-04-06 13:50:31,646 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 593 Invalid, 426 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 421 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-04-06 13:50:31,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2022-04-06 13:50:31,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 255. [2022-04-06 13:50:31,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 250 states have (on average 1.532) internal successors, (383), 250 states have internal predecessors, (383), 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) [2022-04-06 13:50:31,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 387 transitions. [2022-04-06 13:50:31,651 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 387 transitions. Word has length 85 [2022-04-06 13:50:31,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:50:31,651 INFO L478 AbstractCegarLoop]: Abstraction has 255 states and 387 transitions. [2022-04-06 13:50:31,651 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 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) [2022-04-06 13:50:31,651 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 387 transitions. [2022-04-06 13:50:31,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-04-06 13:50:31,652 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:50:31,652 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:50:31,652 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-04-06 13:50:31,652 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:50:31,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:50:31,652 INFO L85 PathProgramCache]: Analyzing trace with hash 303799028, now seen corresponding path program 1 times [2022-04-06 13:50:31,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:50:31,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417598512] [2022-04-06 13:50:31,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:50:31,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:50:31,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:31,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:50:31,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:31,736 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:50:31,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:50:31,736 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417598512] [2022-04-06 13:50:31,736 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417598512] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:50:31,736 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:50:31,736 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:50:31,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163185287] [2022-04-06 13:50:31,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:50:31,737 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:50:31,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:50:31,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:50:31,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:50:31,737 INFO L87 Difference]: Start difference. First operand 255 states and 387 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 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) [2022-04-06 13:50:33,751 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 [] [2022-04-06 13:50:34,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:50:34,201 INFO L93 Difference]: Finished difference Result 590 states and 902 transitions. [2022-04-06 13:50:34,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:50:34,201 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 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 87 [2022-04-06 13:50:34,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:50:34,203 INFO L225 Difference]: With dead ends: 590 [2022-04-06 13:50:34,203 INFO L226 Difference]: Without dead ends: 361 [2022-04-06 13:50:34,203 INFO L912 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 [2022-04-06 13:50:34,203 INFO L913 BasicCegarLoop]: 108 mSDtfsCounter, 137 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 464 mSolverCounterSat, 64 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 464 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-06 13:50:34,204 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [137 Valid, 314 Invalid, 529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 464 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 13:50:34,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2022-04-06 13:50:34,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 255. [2022-04-06 13:50:34,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 250 states have (on average 1.516) internal successors, (379), 250 states have internal predecessors, (379), 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) [2022-04-06 13:50:34,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 383 transitions. [2022-04-06 13:50:34,209 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 383 transitions. Word has length 87 [2022-04-06 13:50:34,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:50:34,209 INFO L478 AbstractCegarLoop]: Abstraction has 255 states and 383 transitions. [2022-04-06 13:50:34,209 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 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) [2022-04-06 13:50:34,209 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 383 transitions. [2022-04-06 13:50:34,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-04-06 13:50:34,210 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:50:34,210 INFO L499 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:50:34,210 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-04-06 13:50:34,210 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:50:34,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:50:34,211 INFO L85 PathProgramCache]: Analyzing trace with hash 1125671178, now seen corresponding path program 1 times [2022-04-06 13:50:34,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:50:34,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94857437] [2022-04-06 13:50:34,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:50:34,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:50:34,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:34,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:50:34,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:34,293 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:50:34,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:50:34,293 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94857437] [2022-04-06 13:50:34,293 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94857437] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:50:34,293 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:50:34,293 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:50:34,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484176560] [2022-04-06 13:50:34,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:50:34,294 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:50:34,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:50:34,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:50:34,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:50:34,294 INFO L87 Difference]: Start difference. First operand 255 states and 383 transitions. Second operand has 5 states, 5 states have (on average 16.8) internal successors, (84), 4 states have internal predecessors, (84), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:50:36,305 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 [] [2022-04-06 13:50:36,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:50:36,638 INFO L93 Difference]: Finished difference Result 501 states and 758 transitions. [2022-04-06 13:50:36,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:50:36,638 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 4 states have internal predecessors, (84), 1 states have call successors, (3), 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 88 [2022-04-06 13:50:36,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:50:36,639 INFO L225 Difference]: With dead ends: 501 [2022-04-06 13:50:36,640 INFO L226 Difference]: Without dead ends: 272 [2022-04-06 13:50:36,640 INFO L912 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 [2022-04-06 13:50:36,640 INFO L913 BasicCegarLoop]: 189 mSDtfsCounter, 33 mSDsluCounter, 292 mSDsCounter, 0 mSdLazyCounter, 375 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 481 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 375 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-04-06 13:50:36,641 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [33 Valid, 481 Invalid, 386 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 375 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-04-06 13:50:36,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2022-04-06 13:50:36,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 255. [2022-04-06 13:50:36,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 250 states have (on average 1.512) internal successors, (378), 250 states have internal predecessors, (378), 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) [2022-04-06 13:50:36,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 382 transitions. [2022-04-06 13:50:36,645 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 382 transitions. Word has length 88 [2022-04-06 13:50:36,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:50:36,645 INFO L478 AbstractCegarLoop]: Abstraction has 255 states and 382 transitions. [2022-04-06 13:50:36,645 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 4 states have internal predecessors, (84), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:50:36,646 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 382 transitions. [2022-04-06 13:50:36,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-04-06 13:50:36,646 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:50:36,646 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:50:36,646 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-04-06 13:50:36,646 INFO L403 AbstractCegarLoop]: === Iteration 19 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:50:36,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:50:36,647 INFO L85 PathProgramCache]: Analyzing trace with hash -139346342, now seen corresponding path program 1 times [2022-04-06 13:50:36,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:50:36,647 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258253745] [2022-04-06 13:50:36,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:50:36,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:50:36,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:36,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:50:36,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:36,722 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:50:36,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:50:36,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258253745] [2022-04-06 13:50:36,723 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258253745] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:50:36,723 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:50:36,723 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 13:50:36,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871519918] [2022-04-06 13:50:36,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:50:36,724 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 13:50:36,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:50:36,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 13:50:36,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 13:50:36,725 INFO L87 Difference]: Start difference. First operand 255 states and 382 transitions. Second operand has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:50:38,739 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 [] [2022-04-06 13:50:39,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:50:39,127 INFO L93 Difference]: Finished difference Result 708 states and 1081 transitions. [2022-04-06 13:50:39,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-06 13:50:39,128 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 1 states have call successors, (3), 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 92 [2022-04-06 13:50:39,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:50:39,130 INFO L225 Difference]: With dead ends: 708 [2022-04-06 13:50:39,130 INFO L226 Difference]: Without dead ends: 479 [2022-04-06 13:50:39,130 INFO L912 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 [2022-04-06 13:50:39,131 INFO L913 BasicCegarLoop]: 332 mSDtfsCounter, 156 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 352 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 526 SdHoareTripleChecker+Invalid, 359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 352 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-06 13:50:39,131 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [156 Valid, 526 Invalid, 359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 352 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 13:50:39,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 479 states. [2022-04-06 13:50:39,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 479 to 479. [2022-04-06 13:50:39,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 479 states, 474 states have (on average 1.518987341772152) internal successors, (720), 474 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) [2022-04-06 13:50:39,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 724 transitions. [2022-04-06 13:50:39,138 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 724 transitions. Word has length 92 [2022-04-06 13:50:39,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:50:39,139 INFO L478 AbstractCegarLoop]: Abstraction has 479 states and 724 transitions. [2022-04-06 13:50:39,139 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:50:39,139 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 724 transitions. [2022-04-06 13:50:39,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-04-06 13:50:39,140 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:50:39,140 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:50:39,140 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-04-06 13:50:39,140 INFO L403 AbstractCegarLoop]: === Iteration 20 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:50:39,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:50:39,141 INFO L85 PathProgramCache]: Analyzing trace with hash 1044000955, now seen corresponding path program 1 times [2022-04-06 13:50:39,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:50:39,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736683750] [2022-04-06 13:50:39,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:50:39,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:50:39,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:39,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:50:39,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:39,259 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-04-06 13:50:39,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:50:39,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736683750] [2022-04-06 13:50:39,259 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1736683750] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:50:39,259 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:50:39,259 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:50:39,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263258851] [2022-04-06 13:50:39,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:50:39,259 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:50:39,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:50:39,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:50:39,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:50:39,260 INFO L87 Difference]: Start difference. First operand 479 states and 724 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) [2022-04-06 13:50:42,107 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 [] [2022-04-06 13:50:44,135 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:50:46,161 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:50:46,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:50:46,569 INFO L93 Difference]: Finished difference Result 1140 states and 1726 transitions. [2022-04-06 13:50:46,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:50:46,570 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 92 [2022-04-06 13:50:46,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:50:46,572 INFO L225 Difference]: With dead ends: 1140 [2022-04-06 13:50:46,572 INFO L226 Difference]: Without dead ends: 683 [2022-04-06 13:50:46,572 INFO L912 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 [2022-04-06 13:50:46,573 INFO L913 BasicCegarLoop]: 113 mSDtfsCounter, 107 mSDsluCounter, 211 mSDsCounter, 0 mSdLazyCounter, 470 mSolverCounterSat, 61 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 324 SdHoareTripleChecker+Invalid, 534 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 470 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.3s IncrementalHoareTripleChecker+Time [2022-04-06 13:50:46,573 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [107 Valid, 324 Invalid, 534 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 470 Invalid, 3 Unknown, 0 Unchecked, 7.3s Time] [2022-04-06 13:50:46,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 683 states. [2022-04-06 13:50:46,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 683 to 529. [2022-04-06 13:50:46,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 529 states, 524 states have (on average 1.5610687022900764) internal successors, (818), 524 states have internal predecessors, (818), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:50:46,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 529 states and 822 transitions. [2022-04-06 13:50:46,584 INFO L78 Accepts]: Start accepts. Automaton has 529 states and 822 transitions. Word has length 92 [2022-04-06 13:50:46,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:50:46,584 INFO L478 AbstractCegarLoop]: Abstraction has 529 states and 822 transitions. [2022-04-06 13:50:46,584 INFO L479 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) [2022-04-06 13:50:46,584 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 822 transitions. [2022-04-06 13:50:46,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-04-06 13:50:46,585 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:50:46,585 INFO L499 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:50:46,586 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-04-06 13:50:46,586 INFO L403 AbstractCegarLoop]: === Iteration 21 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:50:46,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:50:46,586 INFO L85 PathProgramCache]: Analyzing trace with hash -1544253597, now seen corresponding path program 1 times [2022-04-06 13:50:46,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:50:46,587 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978221045] [2022-04-06 13:50:46,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:50:46,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:50:46,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:46,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:50:46,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:46,703 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-04-06 13:50:46,703 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:50:46,703 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978221045] [2022-04-06 13:50:46,703 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978221045] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:50:46,703 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:50:46,703 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:50:46,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230790511] [2022-04-06 13:50:46,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:50:46,704 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:50:46,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:50:46,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:50:46,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:50:46,705 INFO L87 Difference]: Start difference. First operand 529 states and 822 transitions. Second operand has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:50:48,713 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 [] [2022-04-06 13:50:49,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:50:49,202 INFO L93 Difference]: Finished difference Result 1235 states and 1913 transitions. [2022-04-06 13:50:49,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:50:49,202 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 1 states have call successors, (3), 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 120 [2022-04-06 13:50:49,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:50:49,204 INFO L225 Difference]: With dead ends: 1235 [2022-04-06 13:50:49,204 INFO L226 Difference]: Without dead ends: 732 [2022-04-06 13:50:49,205 INFO L912 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 [2022-04-06 13:50:49,205 INFO L913 BasicCegarLoop]: 185 mSDtfsCounter, 83 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 521 mSolverCounterSat, 14 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 536 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 521 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-04-06 13:50:49,205 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [83 Valid, 475 Invalid, 536 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 521 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-04-06 13:50:49,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 732 states. [2022-04-06 13:50:49,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 732 to 596. [2022-04-06 13:50:49,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 596 states, 591 states have (on average 1.571912013536379) internal successors, (929), 591 states have internal predecessors, (929), 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) [2022-04-06 13:50:49,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 933 transitions. [2022-04-06 13:50:49,216 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 933 transitions. Word has length 120 [2022-04-06 13:50:49,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:50:49,217 INFO L478 AbstractCegarLoop]: Abstraction has 596 states and 933 transitions. [2022-04-06 13:50:49,217 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:50:49,217 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 933 transitions. [2022-04-06 13:50:49,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-04-06 13:50:49,218 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:50:49,218 INFO L499 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:50:49,218 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-04-06 13:50:49,218 INFO L403 AbstractCegarLoop]: === Iteration 22 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:50:49,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:50:49,219 INFO L85 PathProgramCache]: Analyzing trace with hash 641680450, now seen corresponding path program 1 times [2022-04-06 13:50:49,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:50:49,219 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059922737] [2022-04-06 13:50:49,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:50:49,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:50:49,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:49,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:50:49,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:49,305 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-04-06 13:50:49,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:50:49,306 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059922737] [2022-04-06 13:50:49,306 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059922737] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:50:49,306 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:50:49,306 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:50:49,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609658238] [2022-04-06 13:50:49,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:50:49,306 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:50:49,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:50:49,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:50:49,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:50:49,307 INFO L87 Difference]: Start difference. First operand 596 states and 933 transitions. Second operand has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:50:51,319 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 [] [2022-04-06 13:50:51,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:50:51,775 INFO L93 Difference]: Finished difference Result 1398 states and 2178 transitions. [2022-04-06 13:50:51,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:50:51,776 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 1 states have call successors, (3), 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 120 [2022-04-06 13:50:51,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:50:51,778 INFO L225 Difference]: With dead ends: 1398 [2022-04-06 13:50:51,778 INFO L226 Difference]: Without dead ends: 828 [2022-04-06 13:50:51,780 INFO L912 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 [2022-04-06 13:50:51,781 INFO L913 BasicCegarLoop]: 121 mSDtfsCounter, 115 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 464 mSolverCounterSat, 50 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 515 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 464 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-06 13:50:51,781 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [115 Valid, 340 Invalid, 515 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 464 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 13:50:51,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 828 states. [2022-04-06 13:50:51,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 828 to 593. [2022-04-06 13:50:51,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 593 states, 588 states have (on average 1.5714285714285714) internal successors, (924), 588 states have internal predecessors, (924), 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) [2022-04-06 13:50:51,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 593 states and 928 transitions. [2022-04-06 13:50:51,791 INFO L78 Accepts]: Start accepts. Automaton has 593 states and 928 transitions. Word has length 120 [2022-04-06 13:50:51,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:50:51,792 INFO L478 AbstractCegarLoop]: Abstraction has 593 states and 928 transitions. [2022-04-06 13:50:51,792 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:50:51,792 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 928 transitions. [2022-04-06 13:50:51,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-04-06 13:50:51,793 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:50:51,793 INFO L499 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:50:51,793 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-04-06 13:50:51,793 INFO L403 AbstractCegarLoop]: === Iteration 23 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:50:51,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:50:51,794 INFO L85 PathProgramCache]: Analyzing trace with hash -1756311570, now seen corresponding path program 1 times [2022-04-06 13:50:51,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:50:51,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042833302] [2022-04-06 13:50:51,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:50:51,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:50:51,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:51,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:50:51,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:51,878 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-04-06 13:50:51,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:50:51,879 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042833302] [2022-04-06 13:50:51,879 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042833302] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:50:51,879 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:50:51,879 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 13:50:51,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783949965] [2022-04-06 13:50:51,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:50:51,880 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 13:50:51,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:50:51,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 13:50:51,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 13:50:51,881 INFO L87 Difference]: Start difference. First operand 593 states and 928 transitions. Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:50:53,892 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 [] [2022-04-06 13:50:54,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:50:54,130 INFO L93 Difference]: Finished difference Result 1162 states and 1829 transitions. [2022-04-06 13:50:54,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-06 13:50:54,130 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 125 [2022-04-06 13:50:54,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:50:54,132 INFO L225 Difference]: With dead ends: 1162 [2022-04-06 13:50:54,132 INFO L226 Difference]: Without dead ends: 595 [2022-04-06 13:50:54,133 INFO L912 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 [2022-04-06 13:50:54,133 INFO L913 BasicCegarLoop]: 201 mSDtfsCounter, 4 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 386 SdHoareTripleChecker+Invalid, 216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-04-06 13:50:54,133 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 386 Invalid, 216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 213 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-04-06 13:50:54,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 595 states. [2022-04-06 13:50:54,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 595 to 595. [2022-04-06 13:50:54,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 595 states, 590 states have (on average 1.5694915254237287) internal successors, (926), 590 states have internal predecessors, (926), 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) [2022-04-06 13:50:54,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 595 states and 930 transitions. [2022-04-06 13:50:54,143 INFO L78 Accepts]: Start accepts. Automaton has 595 states and 930 transitions. Word has length 125 [2022-04-06 13:50:54,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:50:54,143 INFO L478 AbstractCegarLoop]: Abstraction has 595 states and 930 transitions. [2022-04-06 13:50:54,143 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:50:54,143 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 930 transitions. [2022-04-06 13:50:54,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-04-06 13:50:54,144 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:50:54,145 INFO L499 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, 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] [2022-04-06 13:50:54,145 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-04-06 13:50:54,145 INFO L403 AbstractCegarLoop]: === Iteration 24 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:50:54,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:50:54,145 INFO L85 PathProgramCache]: Analyzing trace with hash 1040565510, now seen corresponding path program 1 times [2022-04-06 13:50:54,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:50:54,145 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581923599] [2022-04-06 13:50:54,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:50:54,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:50:54,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:54,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:50:54,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:50:54,541 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2022-04-06 13:50:54,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:50:54,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581923599] [2022-04-06 13:50:54,542 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [581923599] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:50:54,542 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:50:54,542 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-04-06 13:50:54,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13071420] [2022-04-06 13:50:54,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:50:54,542 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-04-06 13:50:54,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:50:54,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-04-06 13:50:54,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-04-06 13:50:54,543 INFO L87 Difference]: Start difference. First operand 595 states and 930 transitions. Second operand has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 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) [2022-04-06 13:50:56,560 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 [] [2022-04-06 13:50:56,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:50:56,979 INFO L93 Difference]: Finished difference Result 1183 states and 1852 transitions. [2022-04-06 13:50:56,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-04-06 13:50:56,979 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 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 132 [2022-04-06 13:50:56,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:50:56,981 INFO L225 Difference]: With dead ends: 1183 [2022-04-06 13:50:56,981 INFO L226 Difference]: Without dead ends: 595 [2022-04-06 13:50:56,982 INFO L912 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 [2022-04-06 13:50:56,982 INFO L913 BasicCegarLoop]: 199 mSDtfsCounter, 7 mSDsluCounter, 592 mSDsCounter, 0 mSdLazyCounter, 429 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 791 SdHoareTripleChecker+Invalid, 434 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 429 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-06 13:50:56,982 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 791 Invalid, 434 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 429 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 13:50:56,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 595 states. [2022-04-06 13:50:56,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 595 to 595. [2022-04-06 13:50:56,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 595 states, 590 states have (on average 1.5677966101694916) internal successors, (925), 590 states have internal predecessors, (925), 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) [2022-04-06 13:50:56,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 595 states and 929 transitions. [2022-04-06 13:50:56,992 INFO L78 Accepts]: Start accepts. Automaton has 595 states and 929 transitions. Word has length 132 [2022-04-06 13:50:56,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:50:56,992 INFO L478 AbstractCegarLoop]: Abstraction has 595 states and 929 transitions. [2022-04-06 13:50:56,993 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 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) [2022-04-06 13:50:56,993 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 929 transitions. [2022-04-06 13:50:56,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-04-06 13:50:56,994 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:50:56,994 INFO L499 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, 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] [2022-04-06 13:50:56,994 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-04-06 13:50:56,994 INFO L403 AbstractCegarLoop]: === Iteration 25 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:50:56,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:50:56,994 INFO L85 PathProgramCache]: Analyzing trace with hash 825736357, now seen corresponding path program 1 times [2022-04-06 13:50:56,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:50:56,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943243284] [2022-04-06 13:50:56,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:50:56,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:50:57,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-06 13:50:57,370 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-06 13:50:57,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-06 13:50:57,560 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-06 13:50:57,561 INFO L618 BasicCegarLoop]: Counterexample is feasible [2022-04-06 13:50:57,561 INFO L788 garLoopResultBuilder]: Registering result UNSAFE for location ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-04-06 13:50:57,562 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-04-06 13:50:57,566 INFO L719 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:50:57,568 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-04-06 13:50:57,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.04 01:50:57 BasicIcfg [2022-04-06 13:50:57,683 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-06 13:50:57,683 INFO L158 Benchmark]: Toolchain (without parser) took 96102.81ms. Allocated memory was 188.7MB in the beginning and 244.3MB in the end (delta: 55.6MB). Free memory was 127.9MB in the beginning and 80.8MB in the end (delta: 47.1MB). Peak memory consumption was 101.8MB. Max. memory is 8.0GB. [2022-04-06 13:50:57,683 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 188.7MB. Free memory was 146.5MB in the beginning and 146.4MB in the end (delta: 146.8kB). There was no memory consumed. Max. memory is 8.0GB. [2022-04-06 13:50:57,685 INFO L158 Benchmark]: CACSL2BoogieTranslator took 480.70ms. Allocated memory was 188.7MB in the beginning and 244.3MB in the end (delta: 55.6MB). Free memory was 127.8MB in the beginning and 197.1MB in the end (delta: -69.3MB). Peak memory consumption was 15.6MB. Max. memory is 8.0GB. [2022-04-06 13:50:57,685 INFO L158 Benchmark]: Boogie Preprocessor took 104.40ms. Allocated memory is still 244.3MB. Free memory was 197.1MB in the beginning and 189.2MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2022-04-06 13:50:57,686 INFO L158 Benchmark]: RCFGBuilder took 2802.31ms. Allocated memory is still 244.3MB. Free memory was 189.2MB in the beginning and 206.5MB in the end (delta: -17.3MB). Peak memory consumption was 88.1MB. Max. memory is 8.0GB. [2022-04-06 13:50:57,686 INFO L158 Benchmark]: IcfgTransformer took 32.09ms. Allocated memory is still 244.3MB. Free memory was 206.5MB in the beginning and 200.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-04-06 13:50:57,689 INFO L158 Benchmark]: TraceAbstraction took 92678.80ms. Allocated memory is still 244.3MB. Free memory was 200.2MB in the beginning and 81.4MB in the end (delta: 118.9MB). Peak memory consumption was 119.4MB. Max. memory is 8.0GB. [2022-04-06 13:50:57,691 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 188.7MB. Free memory was 146.5MB in the beginning and 146.4MB in the end (delta: 146.8kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 480.70ms. Allocated memory was 188.7MB in the beginning and 244.3MB in the end (delta: 55.6MB). Free memory was 127.8MB in the beginning and 197.1MB in the end (delta: -69.3MB). Peak memory consumption was 15.6MB. Max. memory is 8.0GB. * Boogie Preprocessor took 104.40ms. Allocated memory is still 244.3MB. Free memory was 197.1MB in the beginning and 189.2MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * RCFGBuilder took 2802.31ms. Allocated memory is still 244.3MB. Free memory was 189.2MB in the beginning and 206.5MB in the end (delta: -17.3MB). Peak memory consumption was 88.1MB. Max. memory is 8.0GB. * IcfgTransformer took 32.09ms. Allocated memory is still 244.3MB. Free memory was 206.5MB in the beginning and 200.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * TraceAbstraction took 92678.80ms. Allocated memory is still 244.3MB. Free memory was 200.2MB in the beginning and 81.4MB in the end (delta: 118.9MB). Peak memory consumption was 119.4MB. 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: 1734]: 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 1152. Possible FailurePath: [L1054] static int init = 1; [L1055] static SSL_METHOD SSLv3_server_data ; VAL [\old(init)=18446744073709551619, \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)) [L1086] s->state = 8464 [L1088] s->info_callback = (void (*) ()) __VERIFIER_nondet_ulong() [L1089] s->options = __VERIFIER_nondet_ulong() [L1090] s->verify_mode = __VERIFIER_nondet_int() [L1091] EXPR s->session [L1091] (s->session)->peer = (struct x509_st*) __VERIFIER_nondet_ulong() [L1092] EXPR s->s3 [L1092] (s->s3)->tmp.cert_request = __VERIFIER_nondet_int() [L1093] EXPR s->s3 [L1093] (s->s3)->tmp.new_cipher = malloc(sizeof(struct ssl_cipher_st)) [L1094] EXPR s->s3 [L1094] EXPR (s->s3)->tmp.new_cipher [L1094] ((s->s3)->tmp.new_cipher)->algorithms = __VERIFIER_nondet_ulong() [L1095] EXPR s->s3 [L1095] EXPR (s->s3)->tmp.new_cipher [L1095] ((s->s3)->tmp.new_cipher)->algo_strength = __VERIFIER_nondet_ulong() [L1096] COND FALSE !(__VERIFIER_nondet_int()) [L1102] s->cert = malloc(sizeof(struct cert_st)) [L1103] EXPR s->cert [L1103] (s->cert)->pkeys[0].privatekey = (struct evp_pkey_st*) __VERIFIER_nondet_ulong() [L1106] CALL ssl3_accept(s) VAL [init=1, s={-18446744073709551619:0}, SSLv3_server_data={4:0}] [L1112] BUF_MEM *buf ; [L1113] unsigned long l ; [L1114] unsigned long Time ; [L1115] unsigned long tmp ; [L1116] void (*cb)() ; [L1117] long num1 ; [L1118] int ret ; [L1119] int new_state ; [L1120] int state ; [L1121] int skip ; [L1122] int got_new_session ; [L1123] int tmp___1 = __VERIFIER_nondet_int() ; [L1124] int tmp___2 = __VERIFIER_nondet_int() ; [L1125] int tmp___3 = __VERIFIER_nondet_int() ; [L1126] int tmp___4 = __VERIFIER_nondet_int() ; [L1127] int tmp___5 = __VERIFIER_nondet_int() ; [L1128] int tmp___6 = __VERIFIER_nondet_int() ; [L1129] int tmp___7 ; [L1130] long tmp___8 = __VERIFIER_nondet_long() ; [L1131] int tmp___9 = __VERIFIER_nondet_int() ; [L1132] int tmp___10 = __VERIFIER_nondet_int() ; [L1133] int blastFlag ; [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={-18446744073709551619:0}, s={-18446744073709551619:0}, s->info_callback={0:14}, skip=0, SSLv3_server_data={4:0}, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [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 [={0:14}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, skip=0, SSLv3_server_data={4:0}, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1161] EXPR s->cert VAL [={0:14}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->cert={-18446744073709551615:0}, skip=0, SSLv3_server_data={4:0}, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1161] COND FALSE !((unsigned long )s->cert == (unsigned long )((void *)0)) [L1167] COND TRUE 1 VAL [={0:14}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, skip=0, SSLv3_server_data={4:0}, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:14}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:14}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:14}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:14}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:14}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:14}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:14}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:14}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:14}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1194] COND TRUE s->state == 8464 [L1354] s->shutdown = 0 [L1355] ret = __VERIFIER_nondet_int() [L1356] COND TRUE blastFlag == 0 [L1357] blastFlag = 1 VAL [={0:14}, blastFlag=1, got_new_session=0, init=1, ret=13, s={-18446744073709551619:0}, s={-18446744073709551619:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1361] COND FALSE !(ret <= 0) [L1366] got_new_session = 1 [L1367] s->state = 8496 [L1368] s->init_num = 0 VAL [={0:14}, blastFlag=1, got_new_session=1, init=1, ret=13, s={-18446744073709551619:0}, s={-18446744073709551619:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1693] EXPR s->s3 [L1693] EXPR (s->s3)->tmp.reuse_message VAL [={0:14}, (s->s3)->tmp.reuse_message=18446744073709551639, blastFlag=1, got_new_session=1, init=1, ret=13, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->s3={-18446744073709551617:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1693] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1722] skip = 0 VAL [={0:14}, blastFlag=1, got_new_session=1, init=1, ret=13, s={-18446744073709551619:0}, s={-18446744073709551619:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1167] COND TRUE 1 VAL [={0:14}, blastFlag=1, got_new_session=1, init=1, ret=13, s={-18446744073709551619:0}, s={-18446744073709551619:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:14}, blastFlag=1, got_new_session=1, init=1, ret=13, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:14}, blastFlag=1, got_new_session=1, init=1, ret=13, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:14}, blastFlag=1, got_new_session=1, init=1, ret=13, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:14}, blastFlag=1, got_new_session=1, init=1, ret=13, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:14}, blastFlag=1, got_new_session=1, init=1, ret=13, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:14}, blastFlag=1, got_new_session=1, init=1, ret=13, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:14}, blastFlag=1, got_new_session=1, init=1, ret=13, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:14}, blastFlag=1, got_new_session=1, init=1, ret=13, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:14}, blastFlag=1, got_new_session=1, init=1, ret=13, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:14}, blastFlag=1, got_new_session=1, init=1, ret=13, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:14}, blastFlag=1, got_new_session=1, init=1, ret=13, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:14}, blastFlag=1, got_new_session=1, init=1, ret=13, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1203] COND TRUE s->state == 8496 [L1372] ret = __VERIFIER_nondet_int() [L1373] COND TRUE blastFlag == 1 [L1374] blastFlag = 2 VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1378] COND FALSE !(ret <= 0) [L1383] s->hit VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->hit=8, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1383] COND TRUE s->hit [L1384] s->state = 8656 VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1388] s->init_num = 0 VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1693] EXPR s->s3 [L1693] EXPR (s->s3)->tmp.reuse_message VAL [={0:14}, (s->s3)->tmp.reuse_message=18446744073709551639, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->s3={-18446744073709551617:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1693] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1722] skip = 0 VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1167] COND TRUE 1 VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1215] COND FALSE !(s->state == 8528) [L1218] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1218] COND FALSE !(s->state == 8529) [L1221] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1221] COND FALSE !(s->state == 8544) [L1224] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1224] COND FALSE !(s->state == 8545) [L1227] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1227] COND FALSE !(s->state == 8560) [L1230] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1230] COND FALSE !(s->state == 8561) [L1233] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1233] COND FALSE !(s->state == 8448) [L1236] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1236] COND FALSE !(s->state == 8576) [L1239] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1239] COND FALSE !(s->state == 8577) [L1242] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1242] COND FALSE !(s->state == 8592) [L1245] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1245] COND FALSE !(s->state == 8593) [L1248] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1248] COND FALSE !(s->state == 8608) [L1251] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1251] COND FALSE !(s->state == 8609) [L1254] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1254] COND FALSE !(s->state == 8640) [L1257] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1257] COND FALSE !(s->state == 8641) [L1260] EXPR s->state VAL [={0:14}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1260] COND TRUE s->state == 8656 [L1586] EXPR s->session [L1586] EXPR s->s3 [L1586] EXPR (s->s3)->tmp.new_cipher [L1586] (s->session)->cipher = (s->s3)->tmp.new_cipher [L1587] COND FALSE !(! tmp___9) [L1593] ret = __VERIFIER_nondet_int() [L1594] COND TRUE blastFlag == 2 [L1595] blastFlag = 3 VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1599] COND FALSE !(ret <= 0) [L1604] s->state = 8672 [L1605] s->init_num = 0 VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1606] COND FALSE !(! tmp___10) VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1693] EXPR s->s3 [L1693] EXPR (s->s3)->tmp.reuse_message VAL [={0:14}, (s->s3)->tmp.reuse_message=18446744073709551639, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->s3={-18446744073709551617:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1693] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1722] skip = 0 VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1167] COND TRUE 1 VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1215] COND FALSE !(s->state == 8528) [L1218] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1218] COND FALSE !(s->state == 8529) [L1221] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1221] COND FALSE !(s->state == 8544) [L1224] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1224] COND FALSE !(s->state == 8545) [L1227] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1227] COND FALSE !(s->state == 8560) [L1230] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1230] COND FALSE !(s->state == 8561) [L1233] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1233] COND FALSE !(s->state == 8448) [L1236] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1236] COND FALSE !(s->state == 8576) [L1239] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1239] COND FALSE !(s->state == 8577) [L1242] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1242] COND FALSE !(s->state == 8592) [L1245] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1245] COND FALSE !(s->state == 8593) [L1248] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1248] COND FALSE !(s->state == 8608) [L1251] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1251] COND FALSE !(s->state == 8609) [L1254] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1254] COND FALSE !(s->state == 8640) [L1257] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1257] COND FALSE !(s->state == 8641) [L1260] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1260] COND FALSE !(s->state == 8656) [L1263] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1263] COND FALSE !(s->state == 8657) [L1266] EXPR s->state VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551619:0}, s={-18446744073709551619:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1266] COND TRUE s->state == 8672 [L1615] ret = __VERIFIER_nondet_int() [L1616] COND TRUE blastFlag == 3 VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=0, s={-18446744073709551619:0}, s={-18446744073709551619:0}, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1734] reach_error() VAL [={0:14}, blastFlag=3, got_new_session=1, init=1, ret=0, s={-18446744073709551619:0}, s={-18446744073709551619:0}, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 153 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 92.5s, OverallIterations: 25, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 88.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 36 mSolverCounterUnknown, 1445 SdHoareTripleChecker+Valid, 87.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1445 mSDsluCounter, 10791 SdHoareTripleChecker+Invalid, 85.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6640 mSDsCounter, 570 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9553 IncrementalHoareTripleChecker+Invalid, 10159 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 570 mSolverCounterUnsat, 4151 mSDtfsCounter, 9553 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 185 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=596occurred in iteration=21, InterpolantAutomatonStates: 122, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 24 MinimizatonAttempts, 1185 StatesRemovedByMinimization, 20 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 2132 NumberOfCodeBlocks, 2132 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 1976 ConstructedInterpolants, 0 QuantifiedInterpolants, 5434 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 24 InterpolantComputations, 24 PerfectInterpolantSequences, 733/733 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 [2022-04-06 13:50:57,726 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...