/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf -i ../../../trunk/examples/svcomp/openssl/s3_srvr.blast.11.i.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-5d317bd [2022-03-19 01:58:07,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-19 01:58:07,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-19 01:58:07,685 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-19 01:58:07,685 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-19 01:58:07,686 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-19 01:58:07,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-19 01:58:07,691 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-19 01:58:07,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-19 01:58:07,697 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-19 01:58:07,697 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-19 01:58:07,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-19 01:58:07,699 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-19 01:58:07,701 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-19 01:58:07,702 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-19 01:58:07,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-19 01:58:07,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-19 01:58:07,707 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-19 01:58:07,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-19 01:58:07,714 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-19 01:58:07,716 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-03-19 01:58:07,717 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-19 01:58:07,717 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-19 01:58:07,718 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-19 01:58:07,719 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-19 01:58:07,722 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-19 01:58:07,729 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-19 01:58:07,730 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-19 01:58:07,732 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-19 01:58:07,732 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf [2022-03-19 01:58:07,757 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-19 01:58:07,758 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-19 01:58:07,759 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-19 01:58:07,759 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-19 01:58:07,760 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-19 01:58:07,760 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-19 01:58:07,760 INFO L138 SettingsManager]: * Use SBE=true [2022-03-19 01:58:07,761 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-19 01:58:07,761 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-19 01:58:07,761 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-19 01:58:07,762 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-19 01:58:07,762 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-19 01:58:07,762 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-19 01:58:07,762 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-19 01:58:07,762 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-19 01:58:07,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-19 01:58:07,762 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-19 01:58:07,762 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-19 01:58:07,763 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-19 01:58:07,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-19 01:58:07,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-19 01:58:07,763 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-19 01:58:07,763 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-19 01:58:07,763 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-19 01:58:07,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-19 01:58:07,764 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-19 01:58:07,764 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-03-19 01:58:07,764 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-03-19 01:58:07,765 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-03-19 01:58:07,765 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_QVASR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-03-19 01:58:07,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-19 01:58:07,994 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-19 01:58:07,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-19 01:58:07,998 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-19 01:58:07,998 INFO L275 PluginConnector]: CDTParser initialized [2022-03-19 01:58:07,999 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/openssl/s3_srvr.blast.11.i.cil-1.c [2022-03-19 01:58:08,056 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1aae95bf0/3a12eba9486e4322bb99456c88343a0f/FLAGfc3702b82 [2022-03-19 01:58:08,546 INFO L306 CDTParser]: Found 1 translation units. [2022-03-19 01:58:08,546 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.11.i.cil-1.c [2022-03-19 01:58:08,574 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1aae95bf0/3a12eba9486e4322bb99456c88343a0f/FLAGfc3702b82 [2022-03-19 01:58:08,852 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1aae95bf0/3a12eba9486e4322bb99456c88343a0f [2022-03-19 01:58:08,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-19 01:58:08,855 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-19 01:58:08,864 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-19 01:58:08,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-19 01:58:08,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-19 01:58:08,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.03 01:58:08" (1/1) ... [2022-03-19 01:58:08,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f5a53e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 01:58:08, skipping insertion in model container [2022-03-19 01:58:08,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.03 01:58:08" (1/1) ... [2022-03-19 01:58:08,876 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-19 01:58:08,923 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-19 01:58:09,285 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.11.i.cil-1.c[74369,74382] [2022-03-19 01:58:09,309 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-19 01:58:09,320 INFO L203 MainTranslator]: Completed pre-run [2022-03-19 01:58:09,472 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.11.i.cil-1.c[74369,74382] [2022-03-19 01:58:09,477 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-19 01:58:09,493 INFO L208 MainTranslator]: Completed translation [2022-03-19 01:58:09,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 01:58:09 WrapperNode [2022-03-19 01:58:09,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-19 01:58:09,496 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-19 01:58:09,497 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-19 01:58:09,497 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-19 01:58:09,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 01:58:09" (1/1) ... [2022-03-19 01:58:09,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 01:58:09" (1/1) ... [2022-03-19 01:58:09,532 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 01:58:09" (1/1) ... [2022-03-19 01:58:09,532 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 01:58:09" (1/1) ... [2022-03-19 01:58:09,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 01:58:09" (1/1) ... [2022-03-19 01:58:09,575 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 01:58:09" (1/1) ... [2022-03-19 01:58:09,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 01:58:09" (1/1) ... [2022-03-19 01:58:09,582 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-19 01:58:09,583 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-19 01:58:09,583 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-19 01:58:09,583 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-19 01:58:09,584 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 01:58:09" (1/1) ... [2022-03-19 01:58:09,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-19 01:58:09,600 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-19 01:58:09,621 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-19 01:58:09,642 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-19 01:58:09,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-03-19 01:58:09,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-19 01:58:09,659 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-03-19 01:58:09,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_get_server_method [2022-03-19 01:58:09,659 INFO L138 BoogieDeclarations]: Found implementation of procedure SSLv3_server_method [2022-03-19 01:58:09,659 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-03-19 01:58:09,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2022-03-19 01:58:09,660 INFO L138 BoogieDeclarations]: Found implementation of procedure sslv3_base_method [2022-03-19 01:58:09,661 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-03-19 01:58:09,661 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-03-19 01:58:09,661 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-03-19 01:58:09,661 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-03-19 01:58:09,661 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-03-19 01:58:09,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-19 01:58:09,661 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-03-19 01:58:09,661 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2022-03-19 01:58:09,661 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-03-19 01:58:09,662 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-03-19 01:58:09,662 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2022-03-19 01:58:09,662 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2022-03-19 01:58:09,662 INFO L130 BoogieDeclarations]: Found specification of procedure SSLv3_server_method [2022-03-19 01:58:09,662 INFO L130 BoogieDeclarations]: Found specification of procedure sslv3_base_method [2022-03-19 01:58:09,662 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2022-03-19 01:58:09,662 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_get_server_method [2022-03-19 01:58:09,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-03-19 01:58:09,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-19 01:58:09,662 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-03-19 01:58:09,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-19 01:58:09,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-19 01:58:09,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-19 01:58:09,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-19 01:58:09,663 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2022-03-19 01:58:09,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-03-19 01:58:09,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-03-19 01:58:09,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-19 01:58:09,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-19 01:58:09,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-03-19 01:58:09,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-03-19 01:58:09,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-03-19 01:58:09,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-03-19 01:58:09,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-19 01:58:09,859 INFO L234 CfgBuilder]: Building ICFG [2022-03-19 01:58:09,861 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-19 01:58:10,821 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-03-19 01:58:11,214 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2022-03-19 01:58:11,214 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2022-03-19 01:58:11,227 INFO L275 CfgBuilder]: Performing block encoding [2022-03-19 01:58:11,233 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-19 01:58:11,234 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-03-19 01:58:11,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.03 01:58:11 BoogieIcfgContainer [2022-03-19 01:58:11,236 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-19 01:58:11,236 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-03-19 01:58:11,236 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-03-19 01:58:11,237 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-03-19 01:58:11,240 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.03 01:58:11" (1/1) ... [2022-03-19 01:58:11,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 19.03 01:58:11 BasicIcfg [2022-03-19 01:58:11,277 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-03-19 01:58:11,279 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-19 01:58:11,279 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-19 01:58:11,282 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-19 01:58:11,282 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.03 01:58:08" (1/4) ... [2022-03-19 01:58:11,282 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e0d18ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.03 01:58:11, skipping insertion in model container [2022-03-19 01:58:11,282 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 01:58:09" (2/4) ... [2022-03-19 01:58:11,283 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e0d18ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.03 01:58:11, skipping insertion in model container [2022-03-19 01:58:11,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.03 01:58:11" (3/4) ... [2022-03-19 01:58:11,283 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e0d18ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.03 01:58:11, skipping insertion in model container [2022-03-19 01:58:11,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 19.03 01:58:11" (4/4) ... [2022-03-19 01:58:11,284 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.11.i.cil-1.cqvasr [2022-03-19 01:58:11,288 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-19 01:58:11,289 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-19 01:58:11,326 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-19 01:58:11,331 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-03-19 01:58:11,331 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-03-19 01:58:11,347 INFO L276 IsEmpty]: Start isEmpty. Operand has 158 states, 150 states have (on average 1.7066666666666668) internal successors, (256), 151 states have internal predecessors, (256), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-03-19 01:58:11,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-03-19 01:58:11,354 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 01:58:11,355 INFO L500 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 01:58:11,355 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 01:58:11,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 01:58:11,359 INFO L85 PathProgramCache]: Analyzing trace with hash 1749012704, now seen corresponding path program 1 times [2022-03-19 01:58:11,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 01:58:11,367 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316735182] [2022-03-19 01:58:11,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 01:58:11,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 01:58:11,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:58:11,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 01:58:11,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:58:11,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-19 01:58:11,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 01:58:11,953 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316735182] [2022-03-19 01:58:11,954 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316735182] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 01:58:11,954 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 01:58:11,954 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 01:58:11,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328799183] [2022-03-19 01:58:11,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 01:58:11,961 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 01:58:11,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 01:58:11,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 01:58:11,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 01:58:11,983 INFO L87 Difference]: Start difference. First operand has 158 states, 150 states have (on average 1.7066666666666668) internal successors, (256), 151 states have internal predecessors, (256), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:14,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 01:58:14,754 INFO L93 Difference]: Finished difference Result 430 states and 727 transitions. [2022-03-19 01:58:14,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 01:58:14,757 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 42 [2022-03-19 01:58:14,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 01:58:14,765 INFO L225 Difference]: With dead ends: 430 [2022-03-19 01:58:14,765 INFO L226 Difference]: Without dead ends: 261 [2022-03-19 01:58:14,768 INFO L911 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 [2022-03-19 01:58:14,771 INFO L912 BasicCegarLoop]: 157 mSDtfsCounter, 167 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 533 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 533 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-19 01:58:14,772 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [167 Valid, 461 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 533 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-03-19 01:58:14,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2022-03-19 01:58:14,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 170. [2022-03-19 01:58:14,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170 states, 165 states have (on average 1.5818181818181818) internal successors, (261), 165 states have internal predecessors, (261), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:14,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 265 transitions. [2022-03-19 01:58:14,822 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 265 transitions. Word has length 42 [2022-03-19 01:58:14,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 01:58:14,822 INFO L478 AbstractCegarLoop]: Abstraction has 170 states and 265 transitions. [2022-03-19 01:58:14,822 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:14,823 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 265 transitions. [2022-03-19 01:58:14,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-03-19 01:58:14,824 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 01:58:14,824 INFO L500 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 01:58:14,824 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-19 01:58:14,825 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 01:58:14,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 01:58:14,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1744879992, now seen corresponding path program 1 times [2022-03-19 01:58:14,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 01:58:14,825 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073732643] [2022-03-19 01:58:14,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 01:58:14,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 01:58:14,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:58:15,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 01:58:15,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:58:15,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-19 01:58:15,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 01:58:15,081 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073732643] [2022-03-19 01:58:15,087 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073732643] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 01:58:15,087 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 01:58:15,087 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 01:58:15,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937714264] [2022-03-19 01:58:15,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 01:58:15,089 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 01:58:15,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 01:58:15,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 01:58:15,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 01:58:15,090 INFO L87 Difference]: Start difference. First operand 170 states and 265 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:17,114 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 [] [2022-03-19 01:58:17,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 01:58:17,767 INFO L93 Difference]: Finished difference Result 444 states and 697 transitions. [2022-03-19 01:58:17,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 01:58:17,768 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 43 [2022-03-19 01:58:17,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 01:58:17,770 INFO L225 Difference]: With dead ends: 444 [2022-03-19 01:58:17,770 INFO L226 Difference]: Without dead ends: 289 [2022-03-19 01:58:17,772 INFO L911 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 [2022-03-19 01:58:17,773 INFO L912 BasicCegarLoop]: 117 mSDtfsCounter, 134 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 64 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 342 SdHoareTripleChecker+Invalid, 538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-03-19 01:58:17,773 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [134 Valid, 342 Invalid, 538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 473 Invalid, 1 Unknown, 0 Unchecked, 2.6s Time] [2022-03-19 01:58:17,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2022-03-19 01:58:17,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 199. [2022-03-19 01:58:17,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 194 states have (on average 1.6134020618556701) internal successors, (313), 194 states have internal predecessors, (313), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:17,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 317 transitions. [2022-03-19 01:58:17,787 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 317 transitions. Word has length 43 [2022-03-19 01:58:17,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 01:58:17,788 INFO L478 AbstractCegarLoop]: Abstraction has 199 states and 317 transitions. [2022-03-19 01:58:17,788 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:17,788 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 317 transitions. [2022-03-19 01:58:17,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-03-19 01:58:17,790 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 01:58:17,790 INFO L500 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 01:58:17,790 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-19 01:58:17,790 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 01:58:17,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 01:58:17,791 INFO L85 PathProgramCache]: Analyzing trace with hash -1748954430, now seen corresponding path program 1 times [2022-03-19 01:58:17,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 01:58:17,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096764208] [2022-03-19 01:58:17,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 01:58:17,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 01:58:17,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:58:17,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 01:58:17,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:58:17,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-19 01:58:17,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 01:58:17,922 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096764208] [2022-03-19 01:58:17,922 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096764208] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 01:58:17,922 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 01:58:17,923 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 01:58:17,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818169359] [2022-03-19 01:58:17,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 01:58:17,923 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 01:58:17,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 01:58:17,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 01:58:17,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 01:58:17,924 INFO L87 Difference]: Start difference. First operand 199 states and 317 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:20,939 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:58:22,952 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:58:24,220 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:58:24,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 01:58:24,769 INFO L93 Difference]: Finished difference Result 503 states and 800 transitions. [2022-03-19 01:58:24,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 01:58:24,769 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 49 [2022-03-19 01:58:24,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 01:58:24,771 INFO L225 Difference]: With dead ends: 503 [2022-03-19 01:58:24,771 INFO L226 Difference]: Without dead ends: 319 [2022-03-19 01:58:24,772 INFO L911 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 [2022-03-19 01:58:24,773 INFO L912 BasicCegarLoop]: 118 mSDtfsCounter, 123 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 480 mSolverCounterSat, 61 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 344 SdHoareTripleChecker+Invalid, 542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 480 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2022-03-19 01:58:24,774 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [123 Valid, 344 Invalid, 542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 480 Invalid, 1 Unknown, 0 Unchecked, 6.8s Time] [2022-03-19 01:58:24,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2022-03-19 01:58:24,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 239. [2022-03-19 01:58:24,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 239 states, 234 states have (on average 1.641025641025641) internal successors, (384), 234 states have internal predecessors, (384), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:24,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 388 transitions. [2022-03-19 01:58:24,787 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 388 transitions. Word has length 49 [2022-03-19 01:58:24,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 01:58:24,787 INFO L478 AbstractCegarLoop]: Abstraction has 239 states and 388 transitions. [2022-03-19 01:58:24,787 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:24,787 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 388 transitions. [2022-03-19 01:58:24,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-03-19 01:58:24,789 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 01:58:24,789 INFO L500 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 01:58:24,789 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-19 01:58:24,789 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 01:58:24,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 01:58:24,790 INFO L85 PathProgramCache]: Analyzing trace with hash 1646418066, now seen corresponding path program 1 times [2022-03-19 01:58:24,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 01:58:24,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702182564] [2022-03-19 01:58:24,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 01:58:24,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 01:58:24,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:58:24,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 01:58:24,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:58:24,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-19 01:58:24,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 01:58:24,964 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702182564] [2022-03-19 01:58:24,964 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702182564] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 01:58:24,964 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 01:58:24,965 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 01:58:24,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762253001] [2022-03-19 01:58:24,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 01:58:24,965 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 01:58:24,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 01:58:24,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 01:58:24,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 01:58:24,966 INFO L87 Difference]: Start difference. First operand 239 states and 388 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:27,055 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:58:28,306 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:58:30,326 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:58:30,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 01:58:30,870 INFO L93 Difference]: Finished difference Result 553 states and 890 transitions. [2022-03-19 01:58:30,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 01:58:30,870 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 50 [2022-03-19 01:58:30,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 01:58:30,872 INFO L225 Difference]: With dead ends: 553 [2022-03-19 01:58:30,872 INFO L226 Difference]: Without dead ends: 329 [2022-03-19 01:58:30,873 INFO L911 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 [2022-03-19 01:58:30,874 INFO L912 BasicCegarLoop]: 128 mSDtfsCounter, 122 mSDsluCounter, 236 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 62 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 364 SdHoareTripleChecker+Invalid, 550 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2022-03-19 01:58:30,874 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [122 Valid, 364 Invalid, 550 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 487 Invalid, 1 Unknown, 0 Unchecked, 5.9s Time] [2022-03-19 01:58:30,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2022-03-19 01:58:30,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 250. [2022-03-19 01:58:30,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 245 states have (on average 1.653061224489796) internal successors, (405), 245 states have internal predecessors, (405), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:30,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 409 transitions. [2022-03-19 01:58:30,890 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 409 transitions. Word has length 50 [2022-03-19 01:58:30,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 01:58:30,891 INFO L478 AbstractCegarLoop]: Abstraction has 250 states and 409 transitions. [2022-03-19 01:58:30,899 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:30,899 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 409 transitions. [2022-03-19 01:58:30,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-03-19 01:58:30,901 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 01:58:30,901 INFO L500 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 01:58:30,901 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-19 01:58:30,901 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 01:58:30,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 01:58:30,902 INFO L85 PathProgramCache]: Analyzing trace with hash 1803301705, now seen corresponding path program 1 times [2022-03-19 01:58:30,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 01:58:30,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630928532] [2022-03-19 01:58:30,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 01:58:30,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 01:58:30,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:58:31,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 01:58:31,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:58:31,073 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-03-19 01:58:31,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 01:58:31,073 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630928532] [2022-03-19 01:58:31,073 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630928532] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 01:58:31,073 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 01:58:31,073 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 01:58:31,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71103758] [2022-03-19 01:58:31,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 01:58:31,074 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 01:58:31,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 01:58:31,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 01:58:31,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 01:58:31,075 INFO L87 Difference]: Start difference. First operand 250 states and 409 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:32,659 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:58:34,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 01:58:34,458 INFO L93 Difference]: Finished difference Result 513 states and 840 transitions. [2022-03-19 01:58:34,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 01:58:34,459 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 70 [2022-03-19 01:58:34,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 01:58:34,460 INFO L225 Difference]: With dead ends: 513 [2022-03-19 01:58:34,460 INFO L226 Difference]: Without dead ends: 278 [2022-03-19 01:58:34,461 INFO L911 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 [2022-03-19 01:58:34,462 INFO L912 BasicCegarLoop]: 186 mSDtfsCounter, 22 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 366 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 481 SdHoareTripleChecker+Invalid, 376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 366 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-03-19 01:58:34,462 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [22 Valid, 481 Invalid, 376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 366 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-03-19 01:58:34,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2022-03-19 01:58:34,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 261. [2022-03-19 01:58:34,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 256 states have (on average 1.65625) internal successors, (424), 256 states have internal predecessors, (424), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:34,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 428 transitions. [2022-03-19 01:58:34,471 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 428 transitions. Word has length 70 [2022-03-19 01:58:34,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 01:58:34,475 INFO L478 AbstractCegarLoop]: Abstraction has 261 states and 428 transitions. [2022-03-19 01:58:34,475 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:34,476 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 428 transitions. [2022-03-19 01:58:34,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-03-19 01:58:34,477 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 01:58:34,477 INFO L500 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 01:58:34,478 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-19 01:58:34,478 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 01:58:34,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 01:58:34,478 INFO L85 PathProgramCache]: Analyzing trace with hash 63867932, now seen corresponding path program 1 times [2022-03-19 01:58:34,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 01:58:34,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472362527] [2022-03-19 01:58:34,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 01:58:34,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 01:58:34,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:58:34,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 01:58:34,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:58:34,673 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-03-19 01:58:34,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 01:58:34,673 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472362527] [2022-03-19 01:58:34,674 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472362527] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 01:58:34,674 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 01:58:34,674 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 01:58:34,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679518944] [2022-03-19 01:58:34,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 01:58:34,675 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 01:58:34,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 01:58:34,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 01:58:34,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 01:58:34,676 INFO L87 Difference]: Start difference. First operand 261 states and 428 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:37,144 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 [] [2022-03-19 01:58:39,169 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 [] [2022-03-19 01:58:40,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 01:58:40,063 INFO L93 Difference]: Finished difference Result 513 states and 839 transitions. [2022-03-19 01:58:40,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 01:58:40,063 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 83 [2022-03-19 01:58:40,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 01:58:40,065 INFO L225 Difference]: With dead ends: 513 [2022-03-19 01:58:40,065 INFO L226 Difference]: Without dead ends: 278 [2022-03-19 01:58:40,066 INFO L911 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 [2022-03-19 01:58:40,066 INFO L912 BasicCegarLoop]: 187 mSDtfsCounter, 24 mSDsluCounter, 296 mSDsCounter, 0 mSdLazyCounter, 362 mSolverCounterSat, 10 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 483 SdHoareTripleChecker+Invalid, 374 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 362 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2022-03-19 01:58:40,067 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [24 Valid, 483 Invalid, 374 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 362 Invalid, 2 Unknown, 0 Unchecked, 5.4s Time] [2022-03-19 01:58:40,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2022-03-19 01:58:40,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 261. [2022-03-19 01:58:40,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 256 states have (on average 1.65234375) internal successors, (423), 256 states have internal predecessors, (423), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:40,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 427 transitions. [2022-03-19 01:58:40,075 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 427 transitions. Word has length 83 [2022-03-19 01:58:40,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 01:58:40,075 INFO L478 AbstractCegarLoop]: Abstraction has 261 states and 427 transitions. [2022-03-19 01:58:40,075 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:40,075 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 427 transitions. [2022-03-19 01:58:40,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-03-19 01:58:40,076 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 01:58:40,076 INFO L500 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 01:58:40,076 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-19 01:58:40,076 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 01:58:40,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 01:58:40,077 INFO L85 PathProgramCache]: Analyzing trace with hash -1024321373, now seen corresponding path program 1 times [2022-03-19 01:58:40,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 01:58:40,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933779961] [2022-03-19 01:58:40,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 01:58:40,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 01:58:40,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:58:40,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 01:58:40,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:58:40,207 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-03-19 01:58:40,207 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 01:58:40,207 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933779961] [2022-03-19 01:58:40,207 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1933779961] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 01:58:40,207 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 01:58:40,207 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 01:58:40,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866156125] [2022-03-19 01:58:40,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 01:58:40,208 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 01:58:40,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 01:58:40,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 01:58:40,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 01:58:40,209 INFO L87 Difference]: Start difference. First operand 261 states and 427 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:42,162 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:58:44,546 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:58:45,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 01:58:45,088 INFO L93 Difference]: Finished difference Result 574 states and 927 transitions. [2022-03-19 01:58:45,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 01:58:45,089 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 84 [2022-03-19 01:58:45,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 01:58:45,091 INFO L225 Difference]: With dead ends: 574 [2022-03-19 01:58:45,091 INFO L226 Difference]: Without dead ends: 339 [2022-03-19 01:58:45,092 INFO L911 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 [2022-03-19 01:58:45,092 INFO L912 BasicCegarLoop]: 129 mSDtfsCounter, 150 mSDsluCounter, 237 mSDsCounter, 0 mSdLazyCounter, 486 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 486 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-03-19 01:58:45,092 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [150 Valid, 366 Invalid, 547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 486 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2022-03-19 01:58:45,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2022-03-19 01:58:45,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 261. [2022-03-19 01:58:45,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 256 states have (on average 1.63671875) internal successors, (419), 256 states have internal predecessors, (419), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:45,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 423 transitions. [2022-03-19 01:58:45,100 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 423 transitions. Word has length 84 [2022-03-19 01:58:45,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 01:58:45,100 INFO L478 AbstractCegarLoop]: Abstraction has 261 states and 423 transitions. [2022-03-19 01:58:45,100 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:45,100 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 423 transitions. [2022-03-19 01:58:45,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-03-19 01:58:45,101 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 01:58:45,101 INFO L500 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 01:58:45,101 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-19 01:58:45,101 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 01:58:45,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 01:58:45,102 INFO L85 PathProgramCache]: Analyzing trace with hash 992055491, now seen corresponding path program 1 times [2022-03-19 01:58:45,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 01:58:45,102 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280467354] [2022-03-19 01:58:45,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 01:58:45,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 01:58:45,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:58:45,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 01:58:45,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:58:45,238 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-03-19 01:58:45,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 01:58:45,239 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280467354] [2022-03-19 01:58:45,239 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [280467354] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 01:58:45,239 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 01:58:45,239 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 01:58:45,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940466032] [2022-03-19 01:58:45,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 01:58:45,239 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 01:58:45,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 01:58:45,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 01:58:45,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 01:58:45,240 INFO L87 Difference]: Start difference. First operand 261 states and 423 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:46,553 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:58:48,186 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:58:49,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 01:58:49,678 INFO L93 Difference]: Finished difference Result 512 states and 830 transitions. [2022-03-19 01:58:49,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 01:58:49,680 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 84 [2022-03-19 01:58:49,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 01:58:49,681 INFO L225 Difference]: With dead ends: 512 [2022-03-19 01:58:49,681 INFO L226 Difference]: Without dead ends: 277 [2022-03-19 01:58:49,682 INFO L911 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 [2022-03-19 01:58:49,682 INFO L912 BasicCegarLoop]: 188 mSDtfsCounter, 26 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 362 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 485 SdHoareTripleChecker+Invalid, 371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 362 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-03-19 01:58:49,683 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 485 Invalid, 371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 362 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-03-19 01:58:49,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2022-03-19 01:58:49,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 261. [2022-03-19 01:58:49,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 256 states have (on average 1.6328125) internal successors, (418), 256 states have internal predecessors, (418), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:49,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 422 transitions. [2022-03-19 01:58:49,689 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 422 transitions. Word has length 84 [2022-03-19 01:58:49,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 01:58:49,690 INFO L478 AbstractCegarLoop]: Abstraction has 261 states and 422 transitions. [2022-03-19 01:58:49,690 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:49,690 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 422 transitions. [2022-03-19 01:58:49,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-03-19 01:58:49,690 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 01:58:49,691 INFO L500 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 01:58:49,691 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-19 01:58:49,691 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 01:58:49,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 01:58:49,692 INFO L85 PathProgramCache]: Analyzing trace with hash 1577446659, now seen corresponding path program 1 times [2022-03-19 01:58:49,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 01:58:49,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422913950] [2022-03-19 01:58:49,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 01:58:49,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 01:58:49,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:58:49,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 01:58:49,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:58:49,830 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-03-19 01:58:49,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 01:58:49,830 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422913950] [2022-03-19 01:58:49,830 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [422913950] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 01:58:49,830 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 01:58:49,830 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 01:58:49,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347218633] [2022-03-19 01:58:49,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 01:58:49,831 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 01:58:49,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 01:58:49,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 01:58:49,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 01:58:49,832 INFO L87 Difference]: Start difference. First operand 261 states and 422 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:50,978 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:58:52,995 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:58:55,233 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:58:55,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 01:58:55,795 INFO L93 Difference]: Finished difference Result 574 states and 919 transitions. [2022-03-19 01:58:55,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 01:58:55,796 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 84 [2022-03-19 01:58:55,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 01:58:55,798 INFO L225 Difference]: With dead ends: 574 [2022-03-19 01:58:55,798 INFO L226 Difference]: Without dead ends: 339 [2022-03-19 01:58:55,798 INFO L911 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 [2022-03-19 01:58:55,799 INFO L912 BasicCegarLoop]: 129 mSDtfsCounter, 143 mSDsluCounter, 237 mSDsCounter, 0 mSdLazyCounter, 484 mSolverCounterSat, 61 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 484 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2022-03-19 01:58:55,799 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [143 Valid, 366 Invalid, 547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 484 Invalid, 2 Unknown, 0 Unchecked, 5.9s Time] [2022-03-19 01:58:55,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2022-03-19 01:58:55,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 261. [2022-03-19 01:58:55,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 256 states have (on average 1.6171875) internal successors, (414), 256 states have internal predecessors, (414), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:55,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 418 transitions. [2022-03-19 01:58:55,807 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 418 transitions. Word has length 84 [2022-03-19 01:58:55,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 01:58:55,807 INFO L478 AbstractCegarLoop]: Abstraction has 261 states and 418 transitions. [2022-03-19 01:58:55,807 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:55,807 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 418 transitions. [2022-03-19 01:58:55,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-03-19 01:58:55,808 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 01:58:55,808 INFO L500 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 01:58:55,808 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-19 01:58:55,808 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 01:58:55,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 01:58:55,809 INFO L85 PathProgramCache]: Analyzing trace with hash -1333437405, now seen corresponding path program 1 times [2022-03-19 01:58:55,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 01:58:55,809 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963310544] [2022-03-19 01:58:55,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 01:58:55,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 01:58:55,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:58:55,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 01:58:55,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:58:55,920 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-03-19 01:58:55,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 01:58:55,920 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963310544] [2022-03-19 01:58:55,920 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963310544] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 01:58:55,920 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 01:58:55,921 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 01:58:55,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382973920] [2022-03-19 01:58:55,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 01:58:55,921 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 01:58:55,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 01:58:55,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 01:58:55,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 01:58:55,922 INFO L87 Difference]: Start difference. First operand 261 states and 418 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:58:57,089 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:58:59,107 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:59:01,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 01:59:01,041 INFO L93 Difference]: Finished difference Result 573 states and 911 transitions. [2022-03-19 01:59:01,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 01:59:01,042 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 84 [2022-03-19 01:59:01,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 01:59:01,043 INFO L225 Difference]: With dead ends: 573 [2022-03-19 01:59:01,043 INFO L226 Difference]: Without dead ends: 338 [2022-03-19 01:59:01,044 INFO L911 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 [2022-03-19 01:59:01,045 INFO L912 BasicCegarLoop]: 130 mSDtfsCounter, 141 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 483 mSolverCounterSat, 60 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 368 SdHoareTripleChecker+Invalid, 544 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 483 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2022-03-19 01:59:01,045 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [141 Valid, 368 Invalid, 544 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 483 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2022-03-19 01:59:01,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2022-03-19 01:59:01,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 261. [2022-03-19 01:59:01,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 256 states have (on average 1.6015625) internal successors, (410), 256 states have internal predecessors, (410), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:01,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 414 transitions. [2022-03-19 01:59:01,052 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 414 transitions. Word has length 84 [2022-03-19 01:59:01,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 01:59:01,052 INFO L478 AbstractCegarLoop]: Abstraction has 261 states and 414 transitions. [2022-03-19 01:59:01,052 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:01,052 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 414 transitions. [2022-03-19 01:59:01,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-03-19 01:59:01,053 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 01:59:01,053 INFO L500 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 01:59:01,053 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-19 01:59:01,053 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 01:59:01,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 01:59:01,054 INFO L85 PathProgramCache]: Analyzing trace with hash -628613252, now seen corresponding path program 1 times [2022-03-19 01:59:01,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 01:59:01,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290971795] [2022-03-19 01:59:01,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 01:59:01,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 01:59:01,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:59:01,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 01:59:01,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:59:01,165 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-03-19 01:59:01,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 01:59:01,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290971795] [2022-03-19 01:59:01,165 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290971795] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 01:59:01,165 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 01:59:01,165 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 01:59:01,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573093652] [2022-03-19 01:59:01,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 01:59:01,166 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 01:59:01,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 01:59:01,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 01:59:01,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 01:59:01,167 INFO L87 Difference]: Start difference. First operand 261 states and 414 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:02,484 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:59:03,522 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:59:05,349 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:59:06,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 01:59:06,142 INFO L93 Difference]: Finished difference Result 573 states and 904 transitions. [2022-03-19 01:59:06,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 01:59:06,142 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 85 [2022-03-19 01:59:06,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 01:59:06,144 INFO L225 Difference]: With dead ends: 573 [2022-03-19 01:59:06,144 INFO L226 Difference]: Without dead ends: 338 [2022-03-19 01:59:06,145 INFO L911 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 [2022-03-19 01:59:06,145 INFO L912 BasicCegarLoop]: 130 mSDtfsCounter, 145 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 484 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 368 SdHoareTripleChecker+Invalid, 544 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-03-19 01:59:06,145 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [145 Valid, 368 Invalid, 544 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 484 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2022-03-19 01:59:06,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2022-03-19 01:59:06,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 261. [2022-03-19 01:59:06,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 256 states have (on average 1.5859375) internal successors, (406), 256 states have internal predecessors, (406), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:06,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 410 transitions. [2022-03-19 01:59:06,152 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 410 transitions. Word has length 85 [2022-03-19 01:59:06,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 01:59:06,152 INFO L478 AbstractCegarLoop]: Abstraction has 261 states and 410 transitions. [2022-03-19 01:59:06,152 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) [2022-03-19 01:59:06,153 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 410 transitions. [2022-03-19 01:59:06,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-03-19 01:59:06,153 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 01:59:06,153 INFO L500 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 01:59:06,154 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-19 01:59:06,154 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 01:59:06,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 01:59:06,154 INFO L85 PathProgramCache]: Analyzing trace with hash -1762044185, now seen corresponding path program 1 times [2022-03-19 01:59:06,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 01:59:06,154 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759561015] [2022-03-19 01:59:06,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 01:59:06,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 01:59:06,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:59:06,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 01:59:06,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:59:06,261 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-03-19 01:59:06,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 01:59:06,261 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759561015] [2022-03-19 01:59:06,261 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759561015] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 01:59:06,261 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 01:59:06,261 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 01:59:06,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721550835] [2022-03-19 01:59:06,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 01:59:06,262 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 01:59:06,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 01:59:06,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 01:59:06,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 01:59:06,262 INFO L87 Difference]: Start difference. First operand 261 states and 410 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:08,048 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:59:10,431 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:59:11,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 01:59:11,001 INFO L93 Difference]: Finished difference Result 573 states and 897 transitions. [2022-03-19 01:59:11,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 01:59:11,002 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 86 [2022-03-19 01:59:11,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 01:59:11,003 INFO L225 Difference]: With dead ends: 573 [2022-03-19 01:59:11,003 INFO L226 Difference]: Without dead ends: 338 [2022-03-19 01:59:11,004 INFO L911 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 [2022-03-19 01:59:11,004 INFO L912 BasicCegarLoop]: 130 mSDtfsCounter, 143 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 484 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 368 SdHoareTripleChecker+Invalid, 544 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-03-19 01:59:11,004 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [143 Valid, 368 Invalid, 544 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 484 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2022-03-19 01:59:11,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2022-03-19 01:59:11,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 261. [2022-03-19 01:59:11,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 256 states have (on average 1.5703125) internal successors, (402), 256 states have internal predecessors, (402), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:11,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 406 transitions. [2022-03-19 01:59:11,012 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 406 transitions. Word has length 86 [2022-03-19 01:59:11,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 01:59:11,012 INFO L478 AbstractCegarLoop]: Abstraction has 261 states and 406 transitions. [2022-03-19 01:59:11,012 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) [2022-03-19 01:59:11,012 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 406 transitions. [2022-03-19 01:59:11,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-03-19 01:59:11,013 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 01:59:11,013 INFO L500 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 01:59:11,013 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-19 01:59:11,013 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 01:59:11,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 01:59:11,014 INFO L85 PathProgramCache]: Analyzing trace with hash -67928033, now seen corresponding path program 1 times [2022-03-19 01:59:11,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 01:59:11,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321624648] [2022-03-19 01:59:11,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 01:59:11,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 01:59:11,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:59:11,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 01:59:11,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:59:11,119 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-03-19 01:59:11,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 01:59:11,119 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321624648] [2022-03-19 01:59:11,119 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1321624648] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 01:59:11,119 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 01:59:11,119 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 01:59:11,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180965666] [2022-03-19 01:59:11,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 01:59:11,120 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 01:59:11,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 01:59:11,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 01:59:11,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 01:59:11,121 INFO L87 Difference]: Start difference. First operand 261 states and 406 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:13,929 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 [] [2022-03-19 01:59:15,818 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:59:16,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 01:59:16,182 INFO L93 Difference]: Finished difference Result 499 states and 785 transitions. [2022-03-19 01:59:16,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 01:59:16,182 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 87 [2022-03-19 01:59:16,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 01:59:16,184 INFO L225 Difference]: With dead ends: 499 [2022-03-19 01:59:16,184 INFO L226 Difference]: Without dead ends: 264 [2022-03-19 01:59:16,184 INFO L911 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 [2022-03-19 01:59:16,185 INFO L912 BasicCegarLoop]: 198 mSDtfsCounter, 11 mSDsluCounter, 307 mSDsCounter, 0 mSdLazyCounter, 341 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 341 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-03-19 01:59:16,185 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 505 Invalid, 346 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 341 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2022-03-19 01:59:16,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2022-03-19 01:59:16,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 261. [2022-03-19 01:59:16,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 256 states have (on average 1.56640625) internal successors, (401), 256 states have internal predecessors, (401), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:16,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 405 transitions. [2022-03-19 01:59:16,192 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 405 transitions. Word has length 87 [2022-03-19 01:59:16,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 01:59:16,192 INFO L478 AbstractCegarLoop]: Abstraction has 261 states and 405 transitions. [2022-03-19 01:59:16,192 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) [2022-03-19 01:59:16,192 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 405 transitions. [2022-03-19 01:59:16,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-03-19 01:59:16,193 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 01:59:16,193 INFO L500 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 01:59:16,193 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-19 01:59:16,194 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 01:59:16,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 01:59:16,194 INFO L85 PathProgramCache]: Analyzing trace with hash 1151267150, now seen corresponding path program 1 times [2022-03-19 01:59:16,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 01:59:16,194 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771087324] [2022-03-19 01:59:16,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 01:59:16,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 01:59:16,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:59:16,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 01:59:16,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:59:16,304 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-03-19 01:59:16,304 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 01:59:16,304 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771087324] [2022-03-19 01:59:16,304 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771087324] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 01:59:16,304 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 01:59:16,305 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 01:59:16,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317404749] [2022-03-19 01:59:16,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 01:59:16,305 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 01:59:16,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 01:59:16,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 01:59:16,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 01:59:16,306 INFO L87 Difference]: Start difference. First operand 261 states and 405 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:17,333 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 [] [2022-03-19 01:59:19,349 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:59:21,375 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:59:22,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 01:59:22,308 INFO L93 Difference]: Finished difference Result 537 states and 839 transitions. [2022-03-19 01:59:22,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 01:59:22,309 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 87 [2022-03-19 01:59:22,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 01:59:22,310 INFO L225 Difference]: With dead ends: 537 [2022-03-19 01:59:22,310 INFO L226 Difference]: Without dead ends: 302 [2022-03-19 01:59:22,311 INFO L911 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 [2022-03-19 01:59:22,312 INFO L912 BasicCegarLoop]: 196 mSDtfsCounter, 29 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 392 mSolverCounterSat, 10 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 507 SdHoareTripleChecker+Invalid, 404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 392 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2022-03-19 01:59:22,312 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [29 Valid, 507 Invalid, 404 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 392 Invalid, 2 Unknown, 0 Unchecked, 6.0s Time] [2022-03-19 01:59:22,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2022-03-19 01:59:22,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 283. [2022-03-19 01:59:22,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283 states, 278 states have (on average 1.5611510791366907) internal successors, (434), 278 states have internal predecessors, (434), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:22,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 438 transitions. [2022-03-19 01:59:22,319 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 438 transitions. Word has length 87 [2022-03-19 01:59:22,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 01:59:22,319 INFO L478 AbstractCegarLoop]: Abstraction has 283 states and 438 transitions. [2022-03-19 01:59:22,319 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) [2022-03-19 01:59:22,319 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 438 transitions. [2022-03-19 01:59:22,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-19 01:59:22,320 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 01:59:22,320 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 01:59:22,320 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-19 01:59:22,320 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 01:59:22,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 01:59:22,321 INFO L85 PathProgramCache]: Analyzing trace with hash -1763344841, now seen corresponding path program 1 times [2022-03-19 01:59:22,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 01:59:22,321 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061768143] [2022-03-19 01:59:22,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 01:59:22,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 01:59:22,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:59:22,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 01:59:22,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:59:22,437 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-03-19 01:59:22,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 01:59:22,438 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061768143] [2022-03-19 01:59:22,438 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2061768143] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 01:59:22,438 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 01:59:22,438 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 01:59:22,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437876965] [2022-03-19 01:59:22,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 01:59:22,438 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 01:59:22,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 01:59:22,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 01:59:22,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 01:59:22,439 INFO L87 Difference]: Start difference. First operand 283 states and 438 transitions. Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:23,514 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:59:24,525 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:59:25,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 01:59:25,860 INFO L93 Difference]: Finished difference Result 557 states and 869 transitions. [2022-03-19 01:59:25,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 01:59:25,860 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 100 [2022-03-19 01:59:25,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 01:59:25,862 INFO L225 Difference]: With dead ends: 557 [2022-03-19 01:59:25,862 INFO L226 Difference]: Without dead ends: 300 [2022-03-19 01:59:25,862 INFO L911 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 [2022-03-19 01:59:25,863 INFO L912 BasicCegarLoop]: 199 mSDtfsCounter, 34 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 389 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 511 SdHoareTripleChecker+Invalid, 398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-03-19 01:59:25,863 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 511 Invalid, 398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 389 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-03-19 01:59:25,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2022-03-19 01:59:25,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 283. [2022-03-19 01:59:25,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283 states, 278 states have (on average 1.5575539568345325) internal successors, (433), 278 states have internal predecessors, (433), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:25,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 437 transitions. [2022-03-19 01:59:25,870 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 437 transitions. Word has length 100 [2022-03-19 01:59:25,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 01:59:25,870 INFO L478 AbstractCegarLoop]: Abstraction has 283 states and 437 transitions. [2022-03-19 01:59:25,870 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:25,871 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 437 transitions. [2022-03-19 01:59:25,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-03-19 01:59:25,871 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 01:59:25,872 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 01:59:25,872 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-19 01:59:25,872 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 01:59:25,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 01:59:25,872 INFO L85 PathProgramCache]: Analyzing trace with hash 183034376, now seen corresponding path program 1 times [2022-03-19 01:59:25,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 01:59:25,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338200309] [2022-03-19 01:59:25,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 01:59:25,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 01:59:25,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:59:25,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 01:59:25,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:59:25,989 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-03-19 01:59:25,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 01:59:25,989 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338200309] [2022-03-19 01:59:25,989 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338200309] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 01:59:25,989 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 01:59:25,989 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 01:59:25,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880995580] [2022-03-19 01:59:25,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 01:59:25,990 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 01:59:25,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 01:59:25,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 01:59:25,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 01:59:25,990 INFO L87 Difference]: Start difference. First operand 283 states and 437 transitions. Second operand has 5 states, 5 states have (on average 17.0) internal successors, (85), 4 states have internal predecessors, (85), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:28,898 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:59:31,361 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:59:31,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 01:59:31,776 INFO L93 Difference]: Finished difference Result 568 states and 883 transitions. [2022-03-19 01:59:31,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 01:59:31,776 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 4 states have internal predecessors, (85), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 101 [2022-03-19 01:59:31,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 01:59:31,778 INFO L225 Difference]: With dead ends: 568 [2022-03-19 01:59:31,778 INFO L226 Difference]: Without dead ends: 311 [2022-03-19 01:59:31,778 INFO L911 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 [2022-03-19 01:59:31,779 INFO L912 BasicCegarLoop]: 227 mSDtfsCounter, 19 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 392 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 568 SdHoareTripleChecker+Invalid, 402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 392 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2022-03-19 01:59:31,779 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 568 Invalid, 402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 392 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2022-03-19 01:59:31,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2022-03-19 01:59:31,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 299. [2022-03-19 01:59:31,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 294 states have (on average 1.5510204081632653) internal successors, (456), 294 states have internal predecessors, (456), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:31,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 460 transitions. [2022-03-19 01:59:31,786 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 460 transitions. Word has length 101 [2022-03-19 01:59:31,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 01:59:31,786 INFO L478 AbstractCegarLoop]: Abstraction has 299 states and 460 transitions. [2022-03-19 01:59:31,786 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 4 states have internal predecessors, (85), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:31,786 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 460 transitions. [2022-03-19 01:59:31,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-03-19 01:59:31,787 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 01:59:31,787 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 01:59:31,788 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-19 01:59:31,788 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 01:59:31,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 01:59:31,788 INFO L85 PathProgramCache]: Analyzing trace with hash 332221618, now seen corresponding path program 1 times [2022-03-19 01:59:31,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 01:59:31,788 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702009498] [2022-03-19 01:59:31,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 01:59:31,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 01:59:31,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:59:31,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 01:59:31,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:59:31,907 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-03-19 01:59:31,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 01:59:31,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702009498] [2022-03-19 01:59:31,907 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702009498] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 01:59:31,907 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 01:59:31,907 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 01:59:31,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466126026] [2022-03-19 01:59:31,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 01:59:31,908 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 01:59:31,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 01:59:31,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 01:59:31,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 01:59:31,909 INFO L87 Difference]: Start difference. First operand 299 states and 460 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:33,270 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:59:35,273 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:59:37,337 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:59:37,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 01:59:37,764 INFO L93 Difference]: Finished difference Result 649 states and 999 transitions. [2022-03-19 01:59:37,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 01:59:37,764 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 102 [2022-03-19 01:59:37,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 01:59:37,765 INFO L225 Difference]: With dead ends: 649 [2022-03-19 01:59:37,765 INFO L226 Difference]: Without dead ends: 376 [2022-03-19 01:59:37,766 INFO L911 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 [2022-03-19 01:59:37,767 INFO L912 BasicCegarLoop]: 130 mSDtfsCounter, 145 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 484 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 368 SdHoareTripleChecker+Invalid, 544 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2022-03-19 01:59:37,767 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [145 Valid, 368 Invalid, 544 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 484 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2022-03-19 01:59:37,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2022-03-19 01:59:37,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 299. [2022-03-19 01:59:37,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 294 states have (on average 1.534013605442177) internal successors, (451), 294 states have internal predecessors, (451), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:37,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 455 transitions. [2022-03-19 01:59:37,774 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 455 transitions. Word has length 102 [2022-03-19 01:59:37,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 01:59:37,774 INFO L478 AbstractCegarLoop]: Abstraction has 299 states and 455 transitions. [2022-03-19 01:59:37,774 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) [2022-03-19 01:59:37,774 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 455 transitions. [2022-03-19 01:59:37,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-03-19 01:59:37,775 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 01:59:37,775 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 01:59:37,775 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-19 01:59:37,775 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 01:59:37,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 01:59:37,776 INFO L85 PathProgramCache]: Analyzing trace with hash 1369020480, now seen corresponding path program 1 times [2022-03-19 01:59:37,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 01:59:37,776 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448792065] [2022-03-19 01:59:37,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 01:59:37,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 01:59:37,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:59:37,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 01:59:37,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:59:37,885 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-03-19 01:59:37,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 01:59:37,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448792065] [2022-03-19 01:59:37,885 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448792065] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 01:59:37,886 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 01:59:37,886 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 01:59:37,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365991409] [2022-03-19 01:59:37,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 01:59:37,886 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 01:59:37,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 01:59:37,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 01:59:37,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 01:59:37,887 INFO L87 Difference]: Start difference. First operand 299 states and 455 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:41,755 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 [] [2022-03-19 01:59:42,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 01:59:42,694 INFO L93 Difference]: Finished difference Result 639 states and 976 transitions. [2022-03-19 01:59:42,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 01:59:42,694 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 105 [2022-03-19 01:59:42,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 01:59:42,696 INFO L225 Difference]: With dead ends: 639 [2022-03-19 01:59:42,696 INFO L226 Difference]: Without dead ends: 366 [2022-03-19 01:59:42,696 INFO L911 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 [2022-03-19 01:59:42,697 INFO L912 BasicCegarLoop]: 137 mSDtfsCounter, 134 mSDsluCounter, 245 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 54 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-03-19 01:59:42,697 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [134 Valid, 382 Invalid, 524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 469 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2022-03-19 01:59:42,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2022-03-19 01:59:42,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 299. [2022-03-19 01:59:42,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 294 states have (on average 1.5170068027210883) internal successors, (446), 294 states have internal predecessors, (446), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:42,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 450 transitions. [2022-03-19 01:59:42,704 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 450 transitions. Word has length 105 [2022-03-19 01:59:42,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 01:59:42,704 INFO L478 AbstractCegarLoop]: Abstraction has 299 states and 450 transitions. [2022-03-19 01:59:42,704 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:42,704 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 450 transitions. [2022-03-19 01:59:42,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-03-19 01:59:42,705 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 01:59:42,705 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 01:59:42,706 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-19 01:59:42,706 INFO L403 AbstractCegarLoop]: === Iteration 19 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 01:59:42,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 01:59:42,706 INFO L85 PathProgramCache]: Analyzing trace with hash 1497476783, now seen corresponding path program 1 times [2022-03-19 01:59:42,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 01:59:42,706 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264605166] [2022-03-19 01:59:42,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 01:59:42,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 01:59:42,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:59:42,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 01:59:42,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:59:42,845 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-19 01:59:42,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 01:59:42,845 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264605166] [2022-03-19 01:59:42,845 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [264605166] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 01:59:42,845 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 01:59:42,845 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 01:59:42,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458626624] [2022-03-19 01:59:42,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 01:59:42,846 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 01:59:42,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 01:59:42,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 01:59:42,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 01:59:42,847 INFO L87 Difference]: Start difference. First operand 299 states and 450 transitions. Second operand has 5 states, 5 states have (on average 19.0) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:46,300 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 [] [2022-03-19 01:59:47,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 01:59:47,458 INFO L93 Difference]: Finished difference Result 651 states and 985 transitions. [2022-03-19 01:59:47,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 01:59:47,458 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.0) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 109 [2022-03-19 01:59:47,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 01:59:47,459 INFO L225 Difference]: With dead ends: 651 [2022-03-19 01:59:47,459 INFO L226 Difference]: Without dead ends: 378 [2022-03-19 01:59:47,460 INFO L911 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 [2022-03-19 01:59:47,460 INFO L912 BasicCegarLoop]: 194 mSDtfsCounter, 72 mSDsluCounter, 309 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 498 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-03-19 01:59:47,461 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [72 Valid, 503 Invalid, 498 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 487 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2022-03-19 01:59:47,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2022-03-19 01:59:47,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 327. [2022-03-19 01:59:47,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 327 states, 322 states have (on average 1.5124223602484472) internal successors, (487), 322 states have internal predecessors, (487), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:47,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 491 transitions. [2022-03-19 01:59:47,468 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 491 transitions. Word has length 109 [2022-03-19 01:59:47,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 01:59:47,469 INFO L478 AbstractCegarLoop]: Abstraction has 327 states and 491 transitions. [2022-03-19 01:59:47,469 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.0) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:47,469 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 491 transitions. [2022-03-19 01:59:47,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-03-19 01:59:47,470 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 01:59:47,470 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 01:59:47,470 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-19 01:59:47,470 INFO L403 AbstractCegarLoop]: === Iteration 20 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 01:59:47,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 01:59:47,471 INFO L85 PathProgramCache]: Analyzing trace with hash 330780464, now seen corresponding path program 1 times [2022-03-19 01:59:47,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 01:59:47,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060413785] [2022-03-19 01:59:47,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 01:59:47,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 01:59:47,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:59:47,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 01:59:47,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:59:47,587 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-19 01:59:47,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 01:59:47,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060413785] [2022-03-19 01:59:47,587 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060413785] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 01:59:47,587 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 01:59:47,587 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 01:59:47,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753550623] [2022-03-19 01:59:47,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 01:59:47,588 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 01:59:47,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 01:59:47,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 01:59:47,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 01:59:47,588 INFO L87 Difference]: Start difference. First operand 327 states and 491 transitions. Second operand has 5 states, 5 states have (on average 19.0) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:50,200 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 [] [2022-03-19 01:59:52,226 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:59:53,697 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:59:54,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 01:59:54,162 INFO L93 Difference]: Finished difference Result 735 states and 1112 transitions. [2022-03-19 01:59:54,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 01:59:54,162 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.0) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 109 [2022-03-19 01:59:54,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 01:59:54,164 INFO L225 Difference]: With dead ends: 735 [2022-03-19 01:59:54,164 INFO L226 Difference]: Without dead ends: 434 [2022-03-19 01:59:54,164 INFO L911 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 [2022-03-19 01:59:54,169 INFO L912 BasicCegarLoop]: 155 mSDtfsCounter, 122 mSDsluCounter, 263 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 47 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 418 SdHoareTripleChecker+Invalid, 536 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2022-03-19 01:59:54,169 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [122 Valid, 418 Invalid, 536 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 487 Invalid, 2 Unknown, 0 Unchecked, 6.6s Time] [2022-03-19 01:59:54,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2022-03-19 01:59:54,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 325. [2022-03-19 01:59:54,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 325 states, 320 states have (on average 1.509375) internal successors, (483), 320 states have internal predecessors, (483), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:54,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 487 transitions. [2022-03-19 01:59:54,190 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 487 transitions. Word has length 109 [2022-03-19 01:59:54,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 01:59:54,191 INFO L478 AbstractCegarLoop]: Abstraction has 325 states and 487 transitions. [2022-03-19 01:59:54,191 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.0) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:54,191 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 487 transitions. [2022-03-19 01:59:54,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-03-19 01:59:54,192 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 01:59:54,193 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 01:59:54,193 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-19 01:59:54,193 INFO L403 AbstractCegarLoop]: === Iteration 21 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 01:59:54,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 01:59:54,193 INFO L85 PathProgramCache]: Analyzing trace with hash 399122611, now seen corresponding path program 1 times [2022-03-19 01:59:54,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 01:59:54,193 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120046507] [2022-03-19 01:59:54,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 01:59:54,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 01:59:54,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:59:54,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 01:59:54,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 01:59:54,315 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-19 01:59:54,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 01:59:54,315 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120046507] [2022-03-19 01:59:54,315 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120046507] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 01:59:54,315 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 01:59:54,316 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 01:59:54,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763774309] [2022-03-19 01:59:54,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 01:59:54,316 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 01:59:54,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 01:59:54,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 01:59:54,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 01:59:54,317 INFO L87 Difference]: Start difference. First operand 325 states and 487 transitions. Second operand has 5 states, 5 states have (on average 19.2) internal successors, (96), 4 states have internal predecessors, (96), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 01:59:55,482 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:59:58,063 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 01:59:59,576 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:00,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 02:00:00,043 INFO L93 Difference]: Finished difference Result 767 states and 1162 transitions. [2022-03-19 02:00:00,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 02:00:00,044 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 4 states have internal predecessors, (96), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 110 [2022-03-19 02:00:00,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 02:00:00,045 INFO L225 Difference]: With dead ends: 767 [2022-03-19 02:00:00,045 INFO L226 Difference]: Without dead ends: 468 [2022-03-19 02:00:00,046 INFO L911 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 [2022-03-19 02:00:00,046 INFO L912 BasicCegarLoop]: 132 mSDtfsCounter, 115 mSDsluCounter, 240 mSDsCounter, 0 mSdLazyCounter, 453 mSolverCounterSat, 42 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 372 SdHoareTripleChecker+Invalid, 496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 453 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2022-03-19 02:00:00,047 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [115 Valid, 372 Invalid, 496 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 453 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2022-03-19 02:00:00,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2022-03-19 02:00:00,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 389. [2022-03-19 02:00:00,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 389 states, 384 states have (on average 1.5078125) internal successors, (579), 384 states have internal predecessors, (579), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:00,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 583 transitions. [2022-03-19 02:00:00,056 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 583 transitions. Word has length 110 [2022-03-19 02:00:00,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 02:00:00,056 INFO L478 AbstractCegarLoop]: Abstraction has 389 states and 583 transitions. [2022-03-19 02:00:00,057 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 4 states have internal predecessors, (96), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:00,057 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 583 transitions. [2022-03-19 02:00:00,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-03-19 02:00:00,058 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 02:00:00,058 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 02:00:00,058 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-19 02:00:00,058 INFO L403 AbstractCegarLoop]: === Iteration 22 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 02:00:00,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 02:00:00,059 INFO L85 PathProgramCache]: Analyzing trace with hash -314587267, now seen corresponding path program 1 times [2022-03-19 02:00:00,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 02:00:00,059 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013983352] [2022-03-19 02:00:00,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 02:00:00,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 02:00:00,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:00:00,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 02:00:00,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:00:00,178 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-19 02:00:00,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 02:00:00,178 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013983352] [2022-03-19 02:00:00,178 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013983352] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 02:00:00,178 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 02:00:00,178 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 02:00:00,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667597855] [2022-03-19 02:00:00,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 02:00:00,179 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 02:00:00,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 02:00:00,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 02:00:00,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 02:00:00,180 INFO L87 Difference]: Start difference. First operand 389 states and 583 transitions. Second operand has 5 states, 5 states have (on average 19.2) internal successors, (96), 4 states have internal predecessors, (96), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:01,894 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:02,959 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:04,976 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:05,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 02:00:05,443 INFO L93 Difference]: Finished difference Result 826 states and 1242 transitions. [2022-03-19 02:00:05,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 02:00:05,443 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 4 states have internal predecessors, (96), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 110 [2022-03-19 02:00:05,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 02:00:05,445 INFO L225 Difference]: With dead ends: 826 [2022-03-19 02:00:05,445 INFO L226 Difference]: Without dead ends: 463 [2022-03-19 02:00:05,446 INFO L911 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 [2022-03-19 02:00:05,447 INFO L912 BasicCegarLoop]: 197 mSDtfsCounter, 67 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 470 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 509 SdHoareTripleChecker+Invalid, 479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 470 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2022-03-19 02:00:05,447 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [67 Valid, 509 Invalid, 479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 470 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2022-03-19 02:00:05,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2022-03-19 02:00:05,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 418. [2022-03-19 02:00:05,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 418 states, 413 states have (on average 1.5036319612590798) internal successors, (621), 413 states have internal predecessors, (621), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:05,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 418 states and 625 transitions. [2022-03-19 02:00:05,456 INFO L78 Accepts]: Start accepts. Automaton has 418 states and 625 transitions. Word has length 110 [2022-03-19 02:00:05,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 02:00:05,456 INFO L478 AbstractCegarLoop]: Abstraction has 418 states and 625 transitions. [2022-03-19 02:00:05,456 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 4 states have internal predecessors, (96), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:05,456 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 625 transitions. [2022-03-19 02:00:05,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-03-19 02:00:05,457 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 02:00:05,458 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 02:00:05,458 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-19 02:00:05,458 INFO L403 AbstractCegarLoop]: === Iteration 23 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 02:00:05,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 02:00:05,458 INFO L85 PathProgramCache]: Analyzing trace with hash -2122434788, now seen corresponding path program 1 times [2022-03-19 02:00:05,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 02:00:05,458 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776189971] [2022-03-19 02:00:05,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 02:00:05,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 02:00:05,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:00:05,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 02:00:05,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:00:05,573 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-03-19 02:00:05,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 02:00:05,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776189971] [2022-03-19 02:00:05,573 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1776189971] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 02:00:05,573 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 02:00:05,573 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 02:00:05,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021136688] [2022-03-19 02:00:05,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 02:00:05,574 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 02:00:05,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 02:00:05,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 02:00:05,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 02:00:05,574 INFO L87 Difference]: Start difference. First operand 418 states and 625 transitions. Second operand has 5 states, 5 states have (on average 18.8) internal successors, (94), 4 states have internal predecessors, (94), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:08,438 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:10,447 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:10,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 02:00:10,830 INFO L93 Difference]: Finished difference Result 848 states and 1275 transitions. [2022-03-19 02:00:10,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 02:00:10,830 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 4 states have internal predecessors, (94), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 110 [2022-03-19 02:00:10,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 02:00:10,832 INFO L225 Difference]: With dead ends: 848 [2022-03-19 02:00:10,832 INFO L226 Difference]: Without dead ends: 456 [2022-03-19 02:00:10,833 INFO L911 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 [2022-03-19 02:00:10,833 INFO L912 BasicCegarLoop]: 238 mSDtfsCounter, 28 mSDsluCounter, 351 mSDsCounter, 0 mSdLazyCounter, 434 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 589 SdHoareTripleChecker+Invalid, 441 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 434 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2022-03-19 02:00:10,834 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 589 Invalid, 441 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 434 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2022-03-19 02:00:10,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 456 states. [2022-03-19 02:00:10,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 456 to 442. [2022-03-19 02:00:10,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 442 states, 437 states have (on average 1.5011441647597255) internal successors, (656), 437 states have internal predecessors, (656), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:10,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 442 states and 660 transitions. [2022-03-19 02:00:10,843 INFO L78 Accepts]: Start accepts. Automaton has 442 states and 660 transitions. Word has length 110 [2022-03-19 02:00:10,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 02:00:10,843 INFO L478 AbstractCegarLoop]: Abstraction has 442 states and 660 transitions. [2022-03-19 02:00:10,843 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 4 states have internal predecessors, (94), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:10,843 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 660 transitions. [2022-03-19 02:00:10,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-03-19 02:00:10,845 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 02:00:10,845 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 02:00:10,845 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-19 02:00:10,845 INFO L403 AbstractCegarLoop]: === Iteration 24 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 02:00:10,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 02:00:10,846 INFO L85 PathProgramCache]: Analyzing trace with hash -555835195, now seen corresponding path program 1 times [2022-03-19 02:00:10,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 02:00:10,846 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951829660] [2022-03-19 02:00:10,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 02:00:10,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 02:00:10,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:00:10,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 02:00:10,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:00:10,959 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-19 02:00:10,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 02:00:10,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951829660] [2022-03-19 02:00:10,959 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951829660] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 02:00:10,959 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 02:00:10,960 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 02:00:10,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472694883] [2022-03-19 02:00:10,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 02:00:10,961 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 02:00:10,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 02:00:10,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 02:00:10,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 02:00:10,962 INFO L87 Difference]: Start difference. First operand 442 states and 660 transitions. Second operand has 5 states, 5 states have (on average 21.6) internal successors, (108), 4 states have internal predecessors, (108), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:12,593 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:14,618 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:16,643 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 [] [2022-03-19 02:00:17,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 02:00:17,532 INFO L93 Difference]: Finished difference Result 965 states and 1448 transitions. [2022-03-19 02:00:17,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 02:00:17,533 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 4 states have internal predecessors, (108), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 122 [2022-03-19 02:00:17,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 02:00:17,535 INFO L225 Difference]: With dead ends: 965 [2022-03-19 02:00:17,535 INFO L226 Difference]: Without dead ends: 549 [2022-03-19 02:00:17,535 INFO L911 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 [2022-03-19 02:00:17,536 INFO L912 BasicCegarLoop]: 144 mSDtfsCounter, 111 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 476 mSolverCounterSat, 49 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 396 SdHoareTripleChecker+Invalid, 527 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 476 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2022-03-19 02:00:17,536 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [111 Valid, 396 Invalid, 527 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 476 Invalid, 2 Unknown, 0 Unchecked, 6.5s Time] [2022-03-19 02:00:17,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2022-03-19 02:00:17,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 479. [2022-03-19 02:00:17,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 479 states, 474 states have (on average 1.5021097046413503) internal successors, (712), 474 states have internal predecessors, (712), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:17,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 716 transitions. [2022-03-19 02:00:17,546 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 716 transitions. Word has length 122 [2022-03-19 02:00:17,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 02:00:17,546 INFO L478 AbstractCegarLoop]: Abstraction has 479 states and 716 transitions. [2022-03-19 02:00:17,546 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 4 states have internal predecessors, (108), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:17,546 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 716 transitions. [2022-03-19 02:00:17,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-03-19 02:00:17,548 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 02:00:17,548 INFO L500 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 02:00:17,548 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-19 02:00:17,548 INFO L403 AbstractCegarLoop]: === Iteration 25 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 02:00:17,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 02:00:17,549 INFO L85 PathProgramCache]: Analyzing trace with hash -380141108, now seen corresponding path program 1 times [2022-03-19 02:00:17,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 02:00:17,549 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736865243] [2022-03-19 02:00:17,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 02:00:17,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 02:00:17,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:00:17,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 02:00:17,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:00:17,661 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-03-19 02:00:17,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 02:00:17,661 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736865243] [2022-03-19 02:00:17,661 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [736865243] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 02:00:17,662 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 02:00:17,662 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 02:00:17,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031319631] [2022-03-19 02:00:17,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 02:00:17,662 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 02:00:17,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 02:00:17,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 02:00:17,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 02:00:17,663 INFO L87 Difference]: Start difference. First operand 479 states and 716 transitions. Second operand has 5 states, 5 states have (on average 17.4) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:19,384 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:21,067 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:23,660 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:24,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 02:00:24,039 INFO L93 Difference]: Finished difference Result 975 states and 1462 transitions. [2022-03-19 02:00:24,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 02:00:24,039 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 123 [2022-03-19 02:00:24,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 02:00:24,041 INFO L225 Difference]: With dead ends: 975 [2022-03-19 02:00:24,041 INFO L226 Difference]: Without dead ends: 522 [2022-03-19 02:00:24,042 INFO L911 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 [2022-03-19 02:00:24,042 INFO L912 BasicCegarLoop]: 199 mSDtfsCounter, 76 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 468 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 511 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2022-03-19 02:00:24,043 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [76 Valid, 511 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 468 Invalid, 0 Unknown, 0 Unchecked, 6.4s Time] [2022-03-19 02:00:24,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2022-03-19 02:00:24,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 479. [2022-03-19 02:00:24,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 479 states, 474 states have (on average 1.5) internal successors, (711), 474 states have internal predecessors, (711), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:24,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 715 transitions. [2022-03-19 02:00:24,053 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 715 transitions. Word has length 123 [2022-03-19 02:00:24,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 02:00:24,054 INFO L478 AbstractCegarLoop]: Abstraction has 479 states and 715 transitions. [2022-03-19 02:00:24,054 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:24,054 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 715 transitions. [2022-03-19 02:00:24,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-03-19 02:00:24,055 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 02:00:24,055 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 02:00:24,056 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-19 02:00:24,056 INFO L403 AbstractCegarLoop]: === Iteration 26 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 02:00:24,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 02:00:24,056 INFO L85 PathProgramCache]: Analyzing trace with hash 1463132130, now seen corresponding path program 1 times [2022-03-19 02:00:24,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 02:00:24,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804844354] [2022-03-19 02:00:24,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 02:00:24,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 02:00:24,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:00:24,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 02:00:24,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:00:24,195 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-19 02:00:24,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 02:00:24,196 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804844354] [2022-03-19 02:00:24,196 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804844354] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 02:00:24,196 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 02:00:24,196 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 02:00:24,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006523935] [2022-03-19 02:00:24,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 02:00:24,197 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 02:00:24,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 02:00:24,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 02:00:24,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 02:00:24,198 INFO L87 Difference]: Start difference. First operand 479 states and 715 transitions. Second operand has 5 states, 5 states have (on average 21.8) internal successors, (109), 4 states have internal predecessors, (109), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:26,349 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:28,366 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:28,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 02:00:28,794 INFO L93 Difference]: Finished difference Result 973 states and 1458 transitions. [2022-03-19 02:00:28,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 02:00:28,794 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.8) internal successors, (109), 4 states have internal predecessors, (109), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 123 [2022-03-19 02:00:28,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 02:00:28,796 INFO L225 Difference]: With dead ends: 973 [2022-03-19 02:00:28,796 INFO L226 Difference]: Without dead ends: 520 [2022-03-19 02:00:28,797 INFO L911 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 [2022-03-19 02:00:28,797 INFO L912 BasicCegarLoop]: 200 mSDtfsCounter, 52 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 464 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 515 SdHoareTripleChecker+Invalid, 472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 464 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-03-19 02:00:28,798 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 515 Invalid, 472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 464 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2022-03-19 02:00:28,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2022-03-19 02:00:28,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 490. [2022-03-19 02:00:28,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 490 states, 485 states have (on average 1.5010309278350515) internal successors, (728), 485 states have internal predecessors, (728), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:28,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 732 transitions. [2022-03-19 02:00:28,807 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 732 transitions. Word has length 123 [2022-03-19 02:00:28,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 02:00:28,808 INFO L478 AbstractCegarLoop]: Abstraction has 490 states and 732 transitions. [2022-03-19 02:00:28,808 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.8) internal successors, (109), 4 states have internal predecessors, (109), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:28,808 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 732 transitions. [2022-03-19 02:00:28,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-03-19 02:00:28,809 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 02:00:28,809 INFO L500 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 02:00:28,809 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-19 02:00:28,809 INFO L403 AbstractCegarLoop]: === Iteration 27 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 02:00:28,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 02:00:28,810 INFO L85 PathProgramCache]: Analyzing trace with hash 486911117, now seen corresponding path program 1 times [2022-03-19 02:00:28,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 02:00:28,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216439037] [2022-03-19 02:00:28,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 02:00:28,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 02:00:28,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:00:28,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 02:00:28,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:00:28,915 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-03-19 02:00:28,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 02:00:28,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216439037] [2022-03-19 02:00:28,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1216439037] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 02:00:28,915 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 02:00:28,916 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 02:00:28,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806731659] [2022-03-19 02:00:28,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 02:00:28,916 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 02:00:28,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 02:00:28,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 02:00:28,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 02:00:28,917 INFO L87 Difference]: Start difference. First operand 490 states and 732 transitions. Second operand has 5 states, 5 states have (on average 17.4) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:30,343 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:32,367 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:34,411 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:34,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 02:00:34,821 INFO L93 Difference]: Finished difference Result 1019 states and 1528 transitions. [2022-03-19 02:00:34,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 02:00:34,822 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 123 [2022-03-19 02:00:34,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 02:00:34,824 INFO L225 Difference]: With dead ends: 1019 [2022-03-19 02:00:34,824 INFO L226 Difference]: Without dead ends: 555 [2022-03-19 02:00:34,825 INFO L911 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 [2022-03-19 02:00:34,825 INFO L912 BasicCegarLoop]: 128 mSDtfsCounter, 132 mSDsluCounter, 236 mSDsCounter, 0 mSdLazyCounter, 455 mSolverCounterSat, 52 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 364 SdHoareTripleChecker+Invalid, 508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 455 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2022-03-19 02:00:34,826 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [132 Valid, 364 Invalid, 508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 455 Invalid, 1 Unknown, 0 Unchecked, 5.9s Time] [2022-03-19 02:00:34,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states. [2022-03-19 02:00:34,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 490. [2022-03-19 02:00:34,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 490 states, 485 states have (on average 1.4845360824742269) internal successors, (720), 485 states have internal predecessors, (720), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:34,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 724 transitions. [2022-03-19 02:00:34,836 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 724 transitions. Word has length 123 [2022-03-19 02:00:34,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 02:00:34,836 INFO L478 AbstractCegarLoop]: Abstraction has 490 states and 724 transitions. [2022-03-19 02:00:34,836 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:34,836 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 724 transitions. [2022-03-19 02:00:34,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-03-19 02:00:34,838 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 02:00:34,838 INFO L500 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 02:00:34,838 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-19 02:00:34,838 INFO L403 AbstractCegarLoop]: === Iteration 28 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 02:00:34,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 02:00:34,839 INFO L85 PathProgramCache]: Analyzing trace with hash 1679933841, now seen corresponding path program 1 times [2022-03-19 02:00:34,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 02:00:34,839 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380934832] [2022-03-19 02:00:34,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 02:00:34,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 02:00:34,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:00:34,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 02:00:34,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:00:34,968 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-03-19 02:00:34,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 02:00:34,968 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380934832] [2022-03-19 02:00:34,968 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380934832] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 02:00:34,968 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 02:00:34,969 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 02:00:34,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380509374] [2022-03-19 02:00:34,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 02:00:34,969 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 02:00:34,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 02:00:34,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 02:00:34,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 02:00:34,970 INFO L87 Difference]: Start difference. First operand 490 states and 724 transitions. Second operand has 5 states, 5 states have (on average 19.4) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:36,002 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:38,422 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:40,314 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:40,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 02:00:40,727 INFO L93 Difference]: Finished difference Result 1021 states and 1514 transitions. [2022-03-19 02:00:40,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 02:00:40,727 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 131 [2022-03-19 02:00:40,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 02:00:40,729 INFO L225 Difference]: With dead ends: 1021 [2022-03-19 02:00:40,729 INFO L226 Difference]: Without dead ends: 557 [2022-03-19 02:00:40,729 INFO L911 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 [2022-03-19 02:00:40,730 INFO L912 BasicCegarLoop]: 136 mSDtfsCounter, 124 mSDsluCounter, 244 mSDsCounter, 0 mSdLazyCounter, 471 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 522 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2022-03-19 02:00:40,730 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [124 Valid, 380 Invalid, 522 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 471 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2022-03-19 02:00:40,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 557 states. [2022-03-19 02:00:40,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 557 to 490. [2022-03-19 02:00:40,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 490 states, 485 states have (on average 1.468041237113402) internal successors, (712), 485 states have internal predecessors, (712), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:40,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 716 transitions. [2022-03-19 02:00:40,740 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 716 transitions. Word has length 131 [2022-03-19 02:00:40,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 02:00:40,740 INFO L478 AbstractCegarLoop]: Abstraction has 490 states and 716 transitions. [2022-03-19 02:00:40,740 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:40,741 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 716 transitions. [2022-03-19 02:00:40,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-03-19 02:00:40,742 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 02:00:40,742 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 02:00:40,742 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-19 02:00:40,742 INFO L403 AbstractCegarLoop]: === Iteration 29 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 02:00:40,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 02:00:40,743 INFO L85 PathProgramCache]: Analyzing trace with hash 1091438265, now seen corresponding path program 1 times [2022-03-19 02:00:40,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 02:00:40,743 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643815429] [2022-03-19 02:00:40,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 02:00:40,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 02:00:40,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:00:40,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 02:00:40,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:00:40,855 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-19 02:00:40,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 02:00:40,855 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643815429] [2022-03-19 02:00:40,855 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [643815429] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 02:00:40,855 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 02:00:40,855 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-19 02:00:40,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953697181] [2022-03-19 02:00:40,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 02:00:40,856 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-19 02:00:40,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 02:00:40,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-19 02:00:40,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-19 02:00:40,856 INFO L87 Difference]: Start difference. First operand 490 states and 716 transitions. Second operand has 5 states, 5 states have (on average 23.4) internal successors, (117), 4 states have internal predecessors, (117), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:41,976 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:43,997 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:46,274 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:46,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 02:00:46,703 INFO L93 Difference]: Finished difference Result 978 states and 1433 transitions. [2022-03-19 02:00:46,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 02:00:46,703 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.4) internal successors, (117), 4 states have internal predecessors, (117), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 131 [2022-03-19 02:00:46,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 02:00:46,705 INFO L225 Difference]: With dead ends: 978 [2022-03-19 02:00:46,705 INFO L226 Difference]: Without dead ends: 514 [2022-03-19 02:00:46,705 INFO L911 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 [2022-03-19 02:00:46,706 INFO L912 BasicCegarLoop]: 210 mSDtfsCounter, 39 mSDsluCounter, 325 mSDsCounter, 0 mSdLazyCounter, 466 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 535 SdHoareTripleChecker+Invalid, 474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 466 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2022-03-19 02:00:46,706 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [39 Valid, 535 Invalid, 474 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 466 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2022-03-19 02:00:46,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 514 states. [2022-03-19 02:00:46,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 514 to 493. [2022-03-19 02:00:46,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 493 states, 488 states have (on average 1.4651639344262295) internal successors, (715), 488 states have internal predecessors, (715), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:46,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 719 transitions. [2022-03-19 02:00:46,716 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 719 transitions. Word has length 131 [2022-03-19 02:00:46,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 02:00:46,716 INFO L478 AbstractCegarLoop]: Abstraction has 493 states and 719 transitions. [2022-03-19 02:00:46,716 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.4) internal successors, (117), 4 states have internal predecessors, (117), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:46,716 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 719 transitions. [2022-03-19 02:00:46,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-03-19 02:00:46,718 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 02:00:46,718 INFO L500 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 02:00:46,718 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-19 02:00:46,718 INFO L403 AbstractCegarLoop]: === Iteration 30 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 02:00:46,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 02:00:46,718 INFO L85 PathProgramCache]: Analyzing trace with hash 194878290, now seen corresponding path program 1 times [2022-03-19 02:00:46,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 02:00:46,719 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766987418] [2022-03-19 02:00:46,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 02:00:46,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 02:00:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:00:46,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 02:00:46,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:00:46,834 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-03-19 02:00:46,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 02:00:46,834 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766987418] [2022-03-19 02:00:46,834 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766987418] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 02:00:46,834 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 02:00:46,834 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-19 02:00:46,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709055084] [2022-03-19 02:00:46,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 02:00:46,835 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-19 02:00:46,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 02:00:46,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-19 02:00:46,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-19 02:00:46,835 INFO L87 Difference]: Start difference. First operand 493 states and 719 transitions. Second operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 3 states have internal predecessors, (79), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:47,893 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:49,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 02:00:49,562 INFO L93 Difference]: Finished difference Result 1422 states and 2093 transitions. [2022-03-19 02:00:49,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-19 02:00:49,562 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 3 states have internal predecessors, (79), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 131 [2022-03-19 02:00:49,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 02:00:49,565 INFO L225 Difference]: With dead ends: 1422 [2022-03-19 02:00:49,566 INFO L226 Difference]: Without dead ends: 955 [2022-03-19 02:00:49,567 INFO L911 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 [2022-03-19 02:00:49,567 INFO L912 BasicCegarLoop]: 241 mSDtfsCounter, 136 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 284 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 435 SdHoareTripleChecker+Invalid, 295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 284 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-19 02:00:49,567 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [136 Valid, 435 Invalid, 295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 284 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-03-19 02:00:49,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 955 states. [2022-03-19 02:00:49,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 955 to 955. [2022-03-19 02:00:49,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 955 states, 950 states have (on average 1.4631578947368422) internal successors, (1390), 950 states have internal predecessors, (1390), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:49,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 955 states and 1394 transitions. [2022-03-19 02:00:49,586 INFO L78 Accepts]: Start accepts. Automaton has 955 states and 1394 transitions. Word has length 131 [2022-03-19 02:00:49,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 02:00:49,586 INFO L478 AbstractCegarLoop]: Abstraction has 955 states and 1394 transitions. [2022-03-19 02:00:49,586 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 3 states have internal predecessors, (79), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:49,586 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1394 transitions. [2022-03-19 02:00:49,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-03-19 02:00:49,588 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 02:00:49,588 INFO L500 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 02:00:49,589 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-19 02:00:49,589 INFO L403 AbstractCegarLoop]: === Iteration 31 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 02:00:49,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 02:00:49,589 INFO L85 PathProgramCache]: Analyzing trace with hash -1014363949, now seen corresponding path program 1 times [2022-03-19 02:00:49,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 02:00:49,589 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007384143] [2022-03-19 02:00:49,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 02:00:49,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 02:00:49,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:00:49,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 02:00:49,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:00:49,701 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-03-19 02:00:49,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 02:00:49,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007384143] [2022-03-19 02:00:49,701 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007384143] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 02:00:49,701 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 02:00:49,701 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-19 02:00:49,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638315605] [2022-03-19 02:00:49,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 02:00:49,702 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-19 02:00:49,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 02:00:49,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-19 02:00:49,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-19 02:00:49,702 INFO L87 Difference]: Start difference. First operand 955 states and 1394 transitions. Second operand has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:50,867 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:52,178 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:54,199 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 [] [2022-03-19 02:00:54,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 02:00:54,492 INFO L93 Difference]: Finished difference Result 1911 states and 2795 transitions. [2022-03-19 02:00:54,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-19 02:00:54,492 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 131 [2022-03-19 02:00:54,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 02:00:54,495 INFO L225 Difference]: With dead ends: 1911 [2022-03-19 02:00:54,495 INFO L226 Difference]: Without dead ends: 982 [2022-03-19 02:00:54,496 INFO L911 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 [2022-03-19 02:00:54,497 INFO L912 BasicCegarLoop]: 223 mSDtfsCounter, 15 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 249 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 249 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-03-19 02:00:54,497 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 417 Invalid, 253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 249 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2022-03-19 02:00:54,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 982 states. [2022-03-19 02:00:54,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 982 to 982. [2022-03-19 02:00:54,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 982 states, 977 states have (on average 1.458546571136131) internal successors, (1425), 977 states have internal predecessors, (1425), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:54,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 982 states and 1429 transitions. [2022-03-19 02:00:54,513 INFO L78 Accepts]: Start accepts. Automaton has 982 states and 1429 transitions. Word has length 131 [2022-03-19 02:00:54,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 02:00:54,513 INFO L478 AbstractCegarLoop]: Abstraction has 982 states and 1429 transitions. [2022-03-19 02:00:54,514 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:54,514 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1429 transitions. [2022-03-19 02:00:54,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-03-19 02:00:54,516 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 02:00:54,516 INFO L500 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 02:00:54,516 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-19 02:00:54,516 INFO L403 AbstractCegarLoop]: === Iteration 32 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 02:00:54,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 02:00:54,516 INFO L85 PathProgramCache]: Analyzing trace with hash -955143212, now seen corresponding path program 1 times [2022-03-19 02:00:54,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 02:00:54,516 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752332233] [2022-03-19 02:00:54,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 02:00:54,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 02:00:54,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:00:54,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 02:00:54,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:00:54,609 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-03-19 02:00:54,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 02:00:54,610 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752332233] [2022-03-19 02:00:54,610 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752332233] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 02:00:54,610 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 02:00:54,610 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-19 02:00:54,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201996532] [2022-03-19 02:00:54,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 02:00:54,610 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-19 02:00:54,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 02:00:54,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-19 02:00:54,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-19 02:00:54,611 INFO L87 Difference]: Start difference. First operand 982 states and 1429 transitions. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:56,064 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:57,636 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:00:58,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 02:00:58,772 INFO L93 Difference]: Finished difference Result 1940 states and 2831 transitions. [2022-03-19 02:00:58,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-19 02:00:58,773 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 131 [2022-03-19 02:00:58,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 02:00:58,775 INFO L225 Difference]: With dead ends: 1940 [2022-03-19 02:00:58,775 INFO L226 Difference]: Without dead ends: 984 [2022-03-19 02:00:58,777 INFO L911 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 [2022-03-19 02:00:58,777 INFO L912 BasicCegarLoop]: 211 mSDtfsCounter, 4 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 236 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 396 SdHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-03-19 02:00:58,777 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 396 Invalid, 238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 236 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2022-03-19 02:00:58,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 984 states. [2022-03-19 02:00:58,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 984 to 984. [2022-03-19 02:00:58,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 984 states, 979 states have (on average 1.4576098059244127) internal successors, (1427), 979 states have internal predecessors, (1427), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:58,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 984 states and 1431 transitions. [2022-03-19 02:00:58,796 INFO L78 Accepts]: Start accepts. Automaton has 984 states and 1431 transitions. Word has length 131 [2022-03-19 02:00:58,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 02:00:58,796 INFO L478 AbstractCegarLoop]: Abstraction has 984 states and 1431 transitions. [2022-03-19 02:00:58,796 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:00:58,797 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1431 transitions. [2022-03-19 02:00:58,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-03-19 02:00:58,798 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 02:00:58,799 INFO L500 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 02:00:58,799 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-19 02:00:58,799 INFO L403 AbstractCegarLoop]: === Iteration 33 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 02:00:58,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 02:00:58,799 INFO L85 PathProgramCache]: Analyzing trace with hash -763774951, now seen corresponding path program 1 times [2022-03-19 02:00:58,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 02:00:58,799 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172363411] [2022-03-19 02:00:58,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 02:00:58,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 02:00:58,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:00:58,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 02:00:58,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:00:58,953 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-03-19 02:00:58,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 02:00:58,953 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172363411] [2022-03-19 02:00:58,953 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172363411] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 02:00:58,953 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 02:00:58,953 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-19 02:00:58,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084830251] [2022-03-19 02:00:58,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 02:00:58,954 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-19 02:00:58,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 02:00:58,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-19 02:00:58,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-19 02:00:58,954 INFO L87 Difference]: Start difference. First operand 984 states and 1431 transitions. Second operand has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:01:00,275 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:01:02,296 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:01:04,166 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:01:04,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 02:01:04,439 INFO L93 Difference]: Finished difference Result 2407 states and 3519 transitions. [2022-03-19 02:01:04,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-19 02:01:04,440 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 133 [2022-03-19 02:01:04,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 02:01:04,444 INFO L225 Difference]: With dead ends: 2407 [2022-03-19 02:01:04,444 INFO L226 Difference]: Without dead ends: 1451 [2022-03-19 02:01:04,445 INFO L911 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 [2022-03-19 02:01:04,446 INFO L912 BasicCegarLoop]: 195 mSDtfsCounter, 157 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 246 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 246 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2022-03-19 02:01:04,446 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [157 Valid, 380 Invalid, 262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 246 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2022-03-19 02:01:04,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1451 states. [2022-03-19 02:01:04,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1451 to 1449. [2022-03-19 02:01:04,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1449 states, 1444 states have (on average 1.4632963988919667) internal successors, (2113), 1444 states have internal predecessors, (2113), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:01:04,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1449 states and 2117 transitions. [2022-03-19 02:01:04,471 INFO L78 Accepts]: Start accepts. Automaton has 1449 states and 2117 transitions. Word has length 133 [2022-03-19 02:01:04,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 02:01:04,472 INFO L478 AbstractCegarLoop]: Abstraction has 1449 states and 2117 transitions. [2022-03-19 02:01:04,472 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:01:04,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 2117 transitions. [2022-03-19 02:01:04,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-03-19 02:01:04,474 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 02:01:04,474 INFO L500 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 02:01:04,474 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-19 02:01:04,474 INFO L403 AbstractCegarLoop]: === Iteration 34 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 02:01:04,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 02:01:04,475 INFO L85 PathProgramCache]: Analyzing trace with hash 1588802902, now seen corresponding path program 1 times [2022-03-19 02:01:04,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 02:01:04,475 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918901698] [2022-03-19 02:01:04,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 02:01:04,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 02:01:04,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:01:04,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 02:01:04,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 02:01:04,891 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2022-03-19 02:01:04,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 02:01:04,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918901698] [2022-03-19 02:01:04,891 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1918901698] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 02:01:04,891 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 02:01:04,891 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-03-19 02:01:04,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983970201] [2022-03-19 02:01:04,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 02:01:04,892 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-19 02:01:04,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-19 02:01:04,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-19 02:01:04,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-03-19 02:01:04,893 INFO L87 Difference]: Start difference. First operand 1449 states and 2117 transitions. Second operand has 7 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:01:06,029 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:01:08,048 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:01:10,397 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:01:12,423 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-19 02:01:14,453 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 [] [2022-03-19 02:01:15,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 02:01:15,004 INFO L93 Difference]: Finished difference Result 2891 states and 4226 transitions. [2022-03-19 02:01:15,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-19 02:01:15,004 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 134 [2022-03-19 02:01:15,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 02:01:15,008 INFO L225 Difference]: With dead ends: 2891 [2022-03-19 02:01:15,008 INFO L226 Difference]: Without dead ends: 1449 [2022-03-19 02:01:15,010 INFO L911 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 [2022-03-19 02:01:15,011 INFO L912 BasicCegarLoop]: 209 mSDtfsCounter, 7 mSDsluCounter, 633 mSDsCounter, 0 mSdLazyCounter, 440 mSolverCounterSat, 4 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 842 SdHoareTripleChecker+Invalid, 448 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 440 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2022-03-19 02:01:15,011 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 842 Invalid, 448 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 440 Invalid, 4 Unknown, 0 Unchecked, 10.0s Time] [2022-03-19 02:01:15,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1449 states. [2022-03-19 02:01:15,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1449 to 1449. [2022-03-19 02:01:15,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1449 states, 1444 states have (on average 1.4626038781163435) internal successors, (2112), 1444 states have internal predecessors, (2112), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:01:15,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1449 states and 2116 transitions. [2022-03-19 02:01:15,039 INFO L78 Accepts]: Start accepts. Automaton has 1449 states and 2116 transitions. Word has length 134 [2022-03-19 02:01:15,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 02:01:15,039 INFO L478 AbstractCegarLoop]: Abstraction has 1449 states and 2116 transitions. [2022-03-19 02:01:15,039 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-19 02:01:15,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 2116 transitions. [2022-03-19 02:01:15,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-03-19 02:01:15,042 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 02:01:15,042 INFO L500 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 02:01:15,042 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-03-19 02:01:15,042 INFO L403 AbstractCegarLoop]: === Iteration 35 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 02:01:15,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 02:01:15,043 INFO L85 PathProgramCache]: Analyzing trace with hash 1296417077, now seen corresponding path program 1 times [2022-03-19 02:01:15,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 02:01:15,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992288686] [2022-03-19 02:01:15,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 02:01:15,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 02:01:15,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-19 02:01:15,538 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-03-19 02:01:15,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-19 02:01:15,877 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-03-19 02:01:15,877 INFO L614 BasicCegarLoop]: Counterexample is feasible [2022-03-19 02:01:15,878 INFO L788 garLoopResultBuilder]: Registering result UNSAFE for location ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-03-19 02:01:15,879 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-03-19 02:01:15,886 INFO L718 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 02:01:15,889 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-19 02:01:16,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.03 02:01:16 BasicIcfg [2022-03-19 02:01:16,014 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-19 02:01:16,014 INFO L158 Benchmark]: Toolchain (without parser) took 187158.88ms. Allocated memory was 170.9MB in the beginning and 260.0MB in the end (delta: 89.1MB). Free memory was 139.6MB in the beginning and 109.8MB in the end (delta: 29.9MB). Peak memory consumption was 162.4MB. Max. memory is 8.0GB. [2022-03-19 02:01:16,014 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 170.9MB. Free memory is still 126.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-19 02:01:16,015 INFO L158 Benchmark]: CACSL2BoogieTranslator took 631.59ms. Allocated memory is still 215.0MB. Free memory was 189.6MB in the beginning and 166.1MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. [2022-03-19 02:01:16,015 INFO L158 Benchmark]: Boogie Preprocessor took 86.50ms. Allocated memory is still 215.0MB. Free memory was 166.1MB in the beginning and 158.3MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2022-03-19 02:01:16,015 INFO L158 Benchmark]: RCFGBuilder took 1652.52ms. Allocated memory is still 215.0MB. Free memory was 158.3MB in the beginning and 138.8MB in the end (delta: 19.5MB). Peak memory consumption was 37.8MB. Max. memory is 8.0GB. [2022-03-19 02:01:16,015 INFO L158 Benchmark]: IcfgTransformer took 41.11ms. Allocated memory is still 215.0MB. Free memory was 138.3MB in the beginning and 133.1MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-03-19 02:01:16,015 INFO L158 Benchmark]: TraceAbstraction took 184735.14ms. Allocated memory was 215.0MB in the beginning and 260.0MB in the end (delta: 45.1MB). Free memory was 132.5MB in the beginning and 109.8MB in the end (delta: 22.8MB). Peak memory consumption was 111.4MB. Max. memory is 8.0GB. [2022-03-19 02:01:16,016 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 170.9MB. Free memory is still 126.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 631.59ms. Allocated memory is still 215.0MB. Free memory was 189.6MB in the beginning and 166.1MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 86.50ms. Allocated memory is still 215.0MB. Free memory was 166.1MB in the beginning and 158.3MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * RCFGBuilder took 1652.52ms. Allocated memory is still 215.0MB. Free memory was 158.3MB in the beginning and 138.8MB in the end (delta: 19.5MB). Peak memory consumption was 37.8MB. Max. memory is 8.0GB. * IcfgTransformer took 41.11ms. Allocated memory is still 215.0MB. Free memory was 138.3MB in the beginning and 133.1MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * TraceAbstraction took 184735.14ms. Allocated memory was 215.0MB in the beginning and 260.0MB in the end (delta: 45.1MB). Free memory was 132.5MB in the beginning and 109.8MB in the end (delta: 22.8MB). Peak memory consumption was 111.4MB. 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: 1757]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 1475. Possible FailurePath: [L1054] static int init = 1; [L1055] static SSL_METHOD SSLv3_server_data ; VAL [\old(init)=18446744073709551621, \old(SSLv3_server_data)=null, \old(SSLv3_server_data)=null, init=1, SSLv3_server_data={4:0}] [L1077] SSL *s ; [L1078] int tmp ; [L1082] s = malloc(sizeof(SSL)) [L1083] s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1084] s->ctx = malloc(sizeof(SSL_CTX)) [L1085] s->session = malloc(sizeof(SSL_SESSION)) [L1087] s->info_callback = (void (*) ()) __VERIFIER_nondet_ulong() [L1088] s->options = __VERIFIER_nondet_ulong() [L1089] s->verify_mode = __VERIFIER_nondet_int() [L1090] EXPR s->session [L1090] (s->session)->peer = (struct x509_st*) __VERIFIER_nondet_ulong() [L1091] EXPR s->s3 [L1091] (s->s3)->tmp.cert_request = __VERIFIER_nondet_int() [L1092] EXPR s->s3 [L1092] (s->s3)->tmp.new_cipher = malloc(sizeof(struct ssl_cipher_st)) [L1093] EXPR s->s3 [L1093] EXPR (s->s3)->tmp.new_cipher [L1093] ((s->s3)->tmp.new_cipher)->algorithms = __VERIFIER_nondet_ulong() [L1094] EXPR s->s3 [L1094] EXPR (s->s3)->tmp.new_cipher [L1094] ((s->s3)->tmp.new_cipher)->algo_strength = __VERIFIER_nondet_ulong() [L1095] COND FALSE !(__VERIFIER_nondet_int()) [L1101] s->cert = malloc(sizeof(struct cert_st)) [L1102] EXPR s->cert [L1102] (s->cert)->pkeys[0].privatekey = (struct evp_pkey_st*) __VERIFIER_nondet_ulong() [L1105] CALL ssl3_accept(s) VAL [init=1, s={-7:0}, SSLv3_server_data={4:0}] [L1111] BUF_MEM *buf ; [L1112] unsigned long l ; [L1113] unsigned long Time ; [L1114] unsigned long tmp ; [L1115] void (*cb)() ; [L1116] long num1 ; [L1117] int ret ; [L1118] int new_state ; [L1119] int state ; [L1120] int skip ; [L1121] int got_new_session ; [L1122] int tmp___1 = __VERIFIER_nondet_int() ; [L1123] int tmp___2 = __VERIFIER_nondet_int() ; [L1124] int tmp___3 = __VERIFIER_nondet_int() ; [L1125] int tmp___4 = __VERIFIER_nondet_int() ; [L1126] int tmp___5 = __VERIFIER_nondet_int() ; [L1127] int tmp___6 = __VERIFIER_nondet_int() ; [L1128] int tmp___7 ; [L1129] long tmp___8 = __VERIFIER_nondet_long() ; [L1130] int tmp___9 = __VERIFIER_nondet_int() ; [L1131] int tmp___10 = __VERIFIER_nondet_int() ; [L1132] int blastFlag ; [L1136] s->state = 8464 [L1137] blastFlag = 0 [L1138] s->hit=__VERIFIER_nondet_int () [L1139] s->state = 8464 [L1140] tmp = __VERIFIER_nondet_int() [L1141] Time = tmp [L1142] cb = (void (*)())((void *)0) [L1143] ret = -1 [L1144] skip = 0 [L1145] got_new_session = 0 [L1146] EXPR s->info_callback VAL [={0:0}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->info_callback={0:-12}, skip=0, SSLv3_server_data={4:0}, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1146] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1147] EXPR s->info_callback [L1147] cb = s->info_callback [L1151] EXPR s->in_handshake [L1151] s->in_handshake += 1 [L1152] COND FALSE !(tmp___1 & 12288) VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1161] EXPR s->cert VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->cert={-18446744073709551615:0}, skip=0, SSLv3_server_data={4:0}, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1161] COND FALSE !((unsigned long )s->cert == (unsigned long )((void *)0)) [L1167] COND TRUE 1 VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1194] COND TRUE s->state == 8464 [L1354] s->shutdown = 0 [L1355] ret = __VERIFIER_nondet_int() [L1356] COND TRUE blastFlag == 0 [L1357] blastFlag = 1 VAL [={0:-12}, blastFlag=1, got_new_session=0, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1361] COND FALSE !(ret <= 0) [L1366] got_new_session = 1 [L1367] s->state = 8496 [L1368] s->init_num = 0 VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1716] EXPR s->s3 [L1716] EXPR (s->s3)->tmp.reuse_message VAL [={0:-12}, (s->s3)->tmp.reuse_message=18446744073709551630, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->s3={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1716] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1745] skip = 0 VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1167] COND TRUE 1 VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1203] COND TRUE s->state == 8496 [L1372] ret = __VERIFIER_nondet_int() [L1373] COND TRUE blastFlag == 1 [L1374] blastFlag = 2 VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1378] COND FALSE !(ret <= 0) [L1383] s->hit VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->hit=0, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1383] COND FALSE !(s->hit) [L1386] s->state = 8512 VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1388] s->init_num = 0 VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1716] EXPR s->s3 [L1716] EXPR (s->s3)->tmp.reuse_message VAL [={0:-12}, (s->s3)->tmp.reuse_message=18446744073709551630, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->s3={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1716] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1745] skip = 0 VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1167] COND TRUE 1 VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1209] COND TRUE s->state == 8512 [L1392] EXPR s->s3 [L1392] EXPR (s->s3)->tmp.new_cipher [L1392] EXPR ((s->s3)->tmp.new_cipher)->algorithms VAL [={0:-12}, ((s->s3)->tmp.new_cipher)->algorithms=18446744073709551660, (s->s3)->tmp.new_cipher={-18446744073709551613:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->s3={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1392] COND FALSE !(((s->s3)->tmp.new_cipher)->algorithms & 256UL) [L1395] ret = __VERIFIER_nondet_int() [L1396] COND TRUE blastFlag == 2 [L1397] blastFlag = 6 VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1401] COND FALSE !(ret <= 0) VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1407] s->state = 8528 [L1408] s->init_num = 0 VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1716] EXPR s->s3 [L1716] EXPR (s->s3)->tmp.reuse_message VAL [={0:-12}, (s->s3)->tmp.reuse_message=18446744073709551630, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->s3={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1716] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1745] skip = 0 VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1167] COND TRUE 1 VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8512, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1215] COND TRUE s->state == 8528 [L1412] EXPR s->s3 [L1412] EXPR (s->s3)->tmp.new_cipher [L1412] EXPR ((s->s3)->tmp.new_cipher)->algorithms [L1412] l = ((s->s3)->tmp.new_cipher)->algorithms [L1413] EXPR s->options VAL [={0:-12}, blastFlag=6, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->options=18446744073709551624, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1413] COND TRUE s->options & 2097152UL [L1414] EXPR s->s3 [L1414] (s->s3)->tmp.use_rsa_tmp = 1 [L1418] EXPR s->s3 [L1418] (s->s3)->tmp.use_rsa_tmp VAL [={0:-12}, (s->s3)->tmp.use_rsa_tmp=1, blastFlag=6, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->s3={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1418] COND TRUE (s->s3)->tmp.use_rsa_tmp [L1436] ret = __VERIFIER_nondet_int() [L1437] COND TRUE blastFlag == 6 [L1438] blastFlag = 7 VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1442] COND FALSE !(ret <= 0) VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1459] s->state = 8544 [L1460] s->init_num = 0 VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1716] EXPR s->s3 [L1716] EXPR (s->s3)->tmp.reuse_message VAL [={0:-12}, (s->s3)->tmp.reuse_message=18446744073709551630, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->s3={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1716] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1745] skip = 0 VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1167] COND TRUE 1 VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8528, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1215] COND FALSE !(s->state == 8528) [L1218] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1218] COND FALSE !(s->state == 8529) [L1221] EXPR s->state VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1221] COND TRUE s->state == 8544 [L1464] EXPR s->verify_mode VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->verify_mode=6, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1464] COND TRUE s->verify_mode & 1 [L1465] EXPR s->session [L1465] EXPR (s->session)->peer VAL [={0:-12}, (s->session)->peer={0:0}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->session={-18446744073709551616:0}, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1465] COND FALSE !((unsigned long )(s->session)->peer != (unsigned long )((void *)0)) [L1475] EXPR s->s3 [L1475] EXPR (s->s3)->tmp.new_cipher [L1475] EXPR ((s->s3)->tmp.new_cipher)->algorithms VAL [={0:-12}, ((s->s3)->tmp.new_cipher)->algorithms=18446744073709551660, (s->s3)->tmp.new_cipher={-18446744073709551613:0}, blastFlag=7, got_new_session=1, init=1, l=44, ret=1, s={-7:0}, s={-7:0}, s->s3={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1475] COND FALSE !(((s->s3)->tmp.new_cipher)->algorithms & 256UL) [L1485] EXPR s->s3 [L1485] (s->s3)->tmp.cert_request = 1 [L1486] ret = __VERIFIER_nondet_int() [L1487] COND TRUE blastFlag == 7 VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=0, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] [L1757] reach_error() VAL [={0:-12}, blastFlag=7, got_new_session=1, init=1, l=44, ret=0, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8544, Time=7, tmp=7, tmp___1=1, tmp___10=0, tmp___2=8, tmp___3=9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=11, tmp___9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 158 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 184.6s, OverallIterations: 35, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 178.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 30 mSolverCounterUnknown, 2969 SdHoareTripleChecker+Valid, 176.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2969 mSDsluCounter, 15199 SdHoareTripleChecker+Invalid, 172.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9371 mSDsCounter, 1049 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14537 IncrementalHoareTripleChecker+Invalid, 15616 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1049 mSolverCounterUnsat, 5828 mSDtfsCounter, 14537 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 259 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1449occurred in iteration=33, InterpolantAutomatonStates: 169, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 34 MinimizatonAttempts, 1568 StatesRemovedByMinimization, 30 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 3521 NumberOfCodeBlocks, 3521 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 3353 ConstructedInterpolants, 0 QuantifiedInterpolants, 9193 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 34 InterpolantComputations, 34 PerfectInterpolantSequences, 2528/2528 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-03-19 02:01:16,053 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...