/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.02.i.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-34549b5 [2022-04-06 13:48:18,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-06 13:48:18,750 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-06 13:48:18,785 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-06 13:48:18,786 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-06 13:48:18,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-06 13:48:18,791 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-06 13:48:18,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-06 13:48:18,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-06 13:48:18,804 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-06 13:48:18,805 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-06 13:48:18,806 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-06 13:48:18,807 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-06 13:48:18,809 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-06 13:48:18,810 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-06 13:48:18,811 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-06 13:48:18,812 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-06 13:48:18,812 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-06 13:48:18,817 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-06 13:48:18,821 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-06 13:48:18,822 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-06 13:48:18,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-06 13:48:18,824 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-06 13:48:18,825 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-06 13:48:18,826 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-06 13:48:18,830 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-04-06 13:48:18,830 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-04-06 13:48:18,831 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-04-06 13:48:18,832 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-04-06 13:48:18,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-04-06 13:48:18,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-04-06 13:48:18,834 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-04-06 13:48:18,835 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-04-06 13:48:18,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-04-06 13:48:18,836 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-04-06 13:48:18,837 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-04-06 13:48:18,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-04-06 13:48:18,838 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-04-06 13:48:18,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-04-06 13:48:18,838 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-06 13:48:18,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-06 13:48:18,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-06 13:48:18,841 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf [2022-04-06 13:48:18,870 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-06 13:48:18,870 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-06 13:48:18,875 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-04-06 13:48:18,875 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-04-06 13:48:18,876 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-04-06 13:48:18,876 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-04-06 13:48:18,876 INFO L138 SettingsManager]: * Use SBE=true [2022-04-06 13:48:18,876 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-06 13:48:18,876 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-06 13:48:18,877 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-06 13:48:18,877 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-06 13:48:18,877 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-06 13:48:18,878 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-06 13:48:18,878 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-06 13:48:18,878 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-06 13:48:18,878 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-06 13:48:18,878 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-06 13:48:18,878 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-06 13:48:18,878 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-06 13:48:18,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-06 13:48:18,879 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-06 13:48:18,879 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-04-06 13:48:18,879 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-04-06 13:48:18,879 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-06 13:48:18,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-04-06 13:48:18,879 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-06 13:48:18,880 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-04-06 13:48:18,880 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-04-06 13:48:18,880 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-04-06 13:48:18,881 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_QVASR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-06 13:48:19,075 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-06 13:48:19,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-06 13:48:19,095 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-06 13:48:19,096 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-06 13:48:19,096 INFO L275 PluginConnector]: CDTParser initialized [2022-04-06 13:48:19,097 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/openssl/s3_srvr.blast.02.i.cil-1.c [2022-04-06 13:48:19,155 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3053cf76/6f03275fa882421f8cb2b400b0a92758/FLAG547692d28 [2022-04-06 13:48:19,626 INFO L306 CDTParser]: Found 1 translation units. [2022-04-06 13:48:19,627 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.02.i.cil-1.c [2022-04-06 13:48:19,654 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3053cf76/6f03275fa882421f8cb2b400b0a92758/FLAG547692d28 [2022-04-06 13:48:19,909 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3053cf76/6f03275fa882421f8cb2b400b0a92758 [2022-04-06 13:48:19,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-06 13:48:19,912 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-04-06 13:48:19,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-06 13:48:19,914 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-06 13:48:19,918 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-06 13:48:19,919 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 01:48:19" (1/1) ... [2022-04-06 13:48:19,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45a4742a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:48:19, skipping insertion in model container [2022-04-06 13:48:19,920 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 01:48:19" (1/1) ... [2022-04-06 13:48:19,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-06 13:48:19,987 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-06 13:48:20,293 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.02.i.cil-1.c[72502,72515] [2022-04-06 13:48:20,301 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-06 13:48:20,312 INFO L203 MainTranslator]: Completed pre-run [2022-04-06 13:48:20,445 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.02.i.cil-1.c[72502,72515] [2022-04-06 13:48:20,452 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-06 13:48:20,468 INFO L208 MainTranslator]: Completed translation [2022-04-06 13:48:20,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:48:20 WrapperNode [2022-04-06 13:48:20,470 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-06 13:48:20,471 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-06 13:48:20,471 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-06 13:48:20,471 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-06 13:48:20,481 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:48:20" (1/1) ... [2022-04-06 13:48:20,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:48:20" (1/1) ... [2022-04-06 13:48:20,513 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:48:20" (1/1) ... [2022-04-06 13:48:20,514 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:48:20" (1/1) ... [2022-04-06 13:48:20,581 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:48:20" (1/1) ... [2022-04-06 13:48:20,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:48:20" (1/1) ... [2022-04-06 13:48:20,605 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:48:20" (1/1) ... [2022-04-06 13:48:20,610 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-06 13:48:20,611 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-06 13:48:20,611 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-06 13:48:20,611 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-06 13:48:20,617 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:48:20" (1/1) ... [2022-04-06 13:48:20,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-06 13:48:20,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-06 13:48:20,644 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-04-06 13:48:20,675 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-04-06 13:48:20,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-06 13:48:20,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-06 13:48:20,692 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-06 13:48:20,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_get_server_method [2022-04-06 13:48:20,692 INFO L138 BoogieDeclarations]: Found implementation of procedure SSLv3_server_method [2022-04-06 13:48:20,692 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-06 13:48:20,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2022-04-06 13:48:20,693 INFO L138 BoogieDeclarations]: Found implementation of procedure sslv3_base_method [2022-04-06 13:48:20,694 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-04-06 13:48:20,694 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-04-06 13:48:20,694 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-06 13:48:20,694 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-06 13:48:20,694 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-06 13:48:20,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-06 13:48:20,694 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-04-06 13:48:20,694 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2022-04-06 13:48:20,694 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-04-06 13:48:20,694 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-04-06 13:48:20,695 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2022-04-06 13:48:20,695 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2022-04-06 13:48:20,695 INFO L130 BoogieDeclarations]: Found specification of procedure SSLv3_server_method [2022-04-06 13:48:20,695 INFO L130 BoogieDeclarations]: Found specification of procedure sslv3_base_method [2022-04-06 13:48:20,695 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2022-04-06 13:48:20,695 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_get_server_method [2022-04-06 13:48:20,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-04-06 13:48:20,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-04-06 13:48:20,695 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-06 13:48:20,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-04-06 13:48:20,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-06 13:48:20,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-04-06 13:48:20,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-06 13:48:20,696 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2022-04-06 13:48:20,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-04-06 13:48:20,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-06 13:48:20,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-06 13:48:20,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-06 13:48:20,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-04-06 13:48:20,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-04-06 13:48:20,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-04-06 13:48:20,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-04-06 13:48:20,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-06 13:48:20,889 INFO L234 CfgBuilder]: Building ICFG [2022-04-06 13:48:20,891 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-06 13:48:23,269 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-06 13:48:23,627 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2022-04-06 13:48:23,627 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2022-04-06 13:48:23,645 INFO L275 CfgBuilder]: Performing block encoding [2022-04-06 13:48:23,652 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-06 13:48:23,652 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-04-06 13:48:23,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 01:48:23 BoogieIcfgContainer [2022-04-06 13:48:23,654 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-06 13:48:23,655 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-04-06 13:48:23,655 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-04-06 13:48:23,656 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-04-06 13:48:23,658 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 01:48:23" (1/1) ... [2022-04-06 13:48:23,660 INFO L168 ansformationObserver]: Applying ICFG transformation LOOP_ACCELERATION_QVASR [2022-04-06 13:48:23,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 06.04 01:48:23 BasicIcfg [2022-04-06 13:48:23,715 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-04-06 13:48:23,718 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-06 13:48:23,718 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-06 13:48:23,720 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-06 13:48:23,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.04 01:48:19" (1/4) ... [2022-04-06 13:48:23,721 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58fc660e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 01:48:23, skipping insertion in model container [2022-04-06 13:48:23,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:48:20" (2/4) ... [2022-04-06 13:48:23,722 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58fc660e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 01:48:23, skipping insertion in model container [2022-04-06 13:48:23,722 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 01:48:23" (3/4) ... [2022-04-06 13:48:23,723 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58fc660e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.04 01:48:23, skipping insertion in model container [2022-04-06 13:48:23,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 06.04 01:48:23" (4/4) ... [2022-04-06 13:48:23,724 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.02.i.cil-1.cqvasr [2022-04-06 13:48:23,728 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-04-06 13:48:23,728 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-06 13:48:23,773 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-06 13:48:23,778 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-04-06 13:48:23,778 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-06 13:48:23,794 INFO L276 IsEmpty]: Start isEmpty. Operand has 153 states, 145 states have (on average 1.696551724137931) internal successors, (246), 146 states have internal predecessors, (246), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-04-06 13:48:23,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-04-06 13:48:23,801 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:48:23,802 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:48:23,802 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:48:23,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:48:23,806 INFO L85 PathProgramCache]: Analyzing trace with hash -1355699347, now seen corresponding path program 1 times [2022-04-06 13:48:23,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:48:23,814 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361538023] [2022-04-06 13:48:23,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:48:23,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:48:24,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:48:24,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:48:24,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:48:24,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:48:24,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:48:24,490 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361538023] [2022-04-06 13:48:24,491 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361538023] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:48:24,491 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:48:24,491 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:48:24,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232142343] [2022-04-06 13:48:24,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:48:24,500 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:48:24,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:48:24,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:48:24,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:48:24,536 INFO L87 Difference]: Start difference. First operand has 153 states, 145 states have (on average 1.696551724137931) internal successors, (246), 146 states have internal predecessors, (246), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:26,573 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:48:27,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:48:27,212 INFO L93 Difference]: Finished difference Result 324 states and 540 transitions. [2022-04-06 13:48:27,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:48:27,216 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 52 [2022-04-06 13:48:27,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:48:27,224 INFO L225 Difference]: With dead ends: 324 [2022-04-06 13:48:27,225 INFO L226 Difference]: Without dead ends: 165 [2022-04-06 13:48:27,228 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:48:27,232 INFO L913 BasicCegarLoop]: 219 mSDtfsCounter, 34 mSDsluCounter, 358 mSDsCounter, 0 mSdLazyCounter, 401 mSolverCounterSat, 11 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 577 SdHoareTripleChecker+Invalid, 413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 401 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-04-06 13:48:27,236 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 577 Invalid, 413 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 401 Invalid, 1 Unknown, 0 Unchecked, 2.6s Time] [2022-04-06 13:48:27,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-04-06 13:48:27,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 148. [2022-04-06 13:48:27,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 143 states have (on average 1.5384615384615385) internal successors, (220), 143 states have internal predecessors, (220), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:27,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 224 transitions. [2022-04-06 13:48:27,300 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 224 transitions. Word has length 52 [2022-04-06 13:48:27,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:48:27,301 INFO L478 AbstractCegarLoop]: Abstraction has 148 states and 224 transitions. [2022-04-06 13:48:27,301 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:27,301 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 224 transitions. [2022-04-06 13:48:27,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-04-06 13:48:27,309 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:48:27,310 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:48:27,310 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-06 13:48:27,310 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:48:27,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:48:27,311 INFO L85 PathProgramCache]: Analyzing trace with hash -862448393, now seen corresponding path program 1 times [2022-04-06 13:48:27,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:48:27,311 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746702579] [2022-04-06 13:48:27,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:48:27,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:48:27,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:48:27,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:48:27,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:48:27,564 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:48:27,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:48:27,564 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746702579] [2022-04-06 13:48:27,565 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [746702579] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:48:27,565 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:48:27,565 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:48:27,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300804461] [2022-04-06 13:48:27,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:48:27,566 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:48:27,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:48:27,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:48:27,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:48:27,567 INFO L87 Difference]: Start difference. First operand 148 states and 224 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:29,588 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:48:30,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:48:30,038 INFO L93 Difference]: Finished difference Result 287 states and 431 transitions. [2022-04-06 13:48:30,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:48:30,039 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 65 [2022-04-06 13:48:30,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:48:30,040 INFO L225 Difference]: With dead ends: 287 [2022-04-06 13:48:30,041 INFO L226 Difference]: Without dead ends: 165 [2022-04-06 13:48:30,041 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:48:30,042 INFO L913 BasicCegarLoop]: 177 mSDtfsCounter, 24 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 350 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 350 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-06 13:48:30,043 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [24 Valid, 453 Invalid, 361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 350 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 13:48:30,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-04-06 13:48:30,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 148. [2022-04-06 13:48:30,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 143 states have (on average 1.5314685314685315) internal successors, (219), 143 states have internal predecessors, (219), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:30,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 223 transitions. [2022-04-06 13:48:30,053 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 223 transitions. Word has length 65 [2022-04-06 13:48:30,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:48:30,053 INFO L478 AbstractCegarLoop]: Abstraction has 148 states and 223 transitions. [2022-04-06 13:48:30,053 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:30,053 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 223 transitions. [2022-04-06 13:48:30,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-04-06 13:48:30,054 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:48:30,055 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:48:30,055 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-04-06 13:48:30,055 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:48:30,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:48:30,056 INFO L85 PathProgramCache]: Analyzing trace with hash 564743015, now seen corresponding path program 1 times [2022-04-06 13:48:30,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:48:30,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704678100] [2022-04-06 13:48:30,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:48:30,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:48:30,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:48:30,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:48:30,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:48:30,215 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:48:30,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:48:30,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704678100] [2022-04-06 13:48:30,216 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704678100] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:48:30,216 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:48:30,216 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:48:30,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689504008] [2022-04-06 13:48:30,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:48:30,217 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:48:30,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:48:30,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:48:30,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:48:30,218 INFO L87 Difference]: Start difference. First operand 148 states and 223 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:32,140 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:48:34,171 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:48:36,203 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:48:38,230 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:48:38,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:48:38,627 INFO L93 Difference]: Finished difference Result 286 states and 429 transitions. [2022-04-06 13:48:38,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:48:38,627 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 66 [2022-04-06 13:48:38,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:48:38,629 INFO L225 Difference]: With dead ends: 286 [2022-04-06 13:48:38,629 INFO L226 Difference]: Without dead ends: 164 [2022-04-06 13:48:38,630 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:48:38,631 INFO L913 BasicCegarLoop]: 178 mSDtfsCounter, 28 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 349 mSolverCounterSat, 9 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 455 SdHoareTripleChecker+Invalid, 361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 349 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2022-04-06 13:48:38,631 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 455 Invalid, 361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 349 Invalid, 3 Unknown, 0 Unchecked, 8.4s Time] [2022-04-06 13:48:38,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2022-04-06 13:48:38,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 148. [2022-04-06 13:48:38,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 143 states have (on average 1.5244755244755244) internal successors, (218), 143 states have internal predecessors, (218), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:38,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 222 transitions. [2022-04-06 13:48:38,639 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 222 transitions. Word has length 66 [2022-04-06 13:48:38,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:48:38,640 INFO L478 AbstractCegarLoop]: Abstraction has 148 states and 222 transitions. [2022-04-06 13:48:38,640 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:38,640 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 222 transitions. [2022-04-06 13:48:38,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-04-06 13:48:38,641 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:48:38,641 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:48:38,641 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-04-06 13:48:38,641 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:48:38,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:48:38,642 INFO L85 PathProgramCache]: Analyzing trace with hash 316443527, now seen corresponding path program 1 times [2022-04-06 13:48:38,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:48:38,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499738714] [2022-04-06 13:48:38,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:48:38,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:48:38,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:48:38,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:48:38,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:48:38,796 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:48:38,796 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:48:38,796 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499738714] [2022-04-06 13:48:38,796 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1499738714] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:48:38,796 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:48:38,796 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:48:38,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829702732] [2022-04-06 13:48:38,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:48:38,800 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:48:38,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:48:38,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:48:38,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:48:38,801 INFO L87 Difference]: Start difference. First operand 148 states and 222 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:40,820 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:48:41,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:48:41,411 INFO L93 Difference]: Finished difference Result 384 states and 584 transitions. [2022-04-06 13:48:41,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:48:41,412 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 66 [2022-04-06 13:48:41,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:48:41,414 INFO L225 Difference]: With dead ends: 384 [2022-04-06 13:48:41,414 INFO L226 Difference]: Without dead ends: 262 [2022-04-06 13:48:41,414 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:48:41,415 INFO L913 BasicCegarLoop]: 107 mSDtfsCounter, 141 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 463 mSolverCounterSat, 64 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 463 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-04-06 13:48:41,415 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [141 Valid, 312 Invalid, 528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 463 Invalid, 1 Unknown, 0 Unchecked, 2.6s Time] [2022-04-06 13:48:41,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2022-04-06 13:48:41,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 160. [2022-04-06 13:48:41,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 155 states have (on average 1.5161290322580645) internal successors, (235), 155 states have internal predecessors, (235), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:41,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 239 transitions. [2022-04-06 13:48:41,426 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 239 transitions. Word has length 66 [2022-04-06 13:48:41,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:48:41,427 INFO L478 AbstractCegarLoop]: Abstraction has 160 states and 239 transitions. [2022-04-06 13:48:41,427 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:41,427 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 239 transitions. [2022-04-06 13:48:41,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-04-06 13:48:41,428 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:48:41,428 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:48:41,428 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-04-06 13:48:41,429 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:48:41,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:48:41,429 INFO L85 PathProgramCache]: Analyzing trace with hash -1779536153, now seen corresponding path program 1 times [2022-04-06 13:48:41,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:48:41,429 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404114972] [2022-04-06 13:48:41,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:48:41,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:48:41,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:48:41,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:48:41,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:48:41,582 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:48:41,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:48:41,582 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404114972] [2022-04-06 13:48:41,583 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404114972] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:48:41,583 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:48:41,583 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:48:41,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054240321] [2022-04-06 13:48:41,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:48:41,584 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:48:41,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:48:41,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:48:41,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:48:41,585 INFO L87 Difference]: Start difference. First operand 160 states and 239 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:44,358 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:48:46,390 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:48:48,425 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:48:48,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:48:48,813 INFO L93 Difference]: Finished difference Result 309 states and 462 transitions. [2022-04-06 13:48:48,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:48:48,813 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 66 [2022-04-06 13:48:48,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:48:48,815 INFO L225 Difference]: With dead ends: 309 [2022-04-06 13:48:48,815 INFO L226 Difference]: Without dead ends: 175 [2022-04-06 13:48:48,815 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:48:48,816 INFO L913 BasicCegarLoop]: 179 mSDtfsCounter, 19 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 347 mSolverCounterSat, 9 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 457 SdHoareTripleChecker+Invalid, 359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 347 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2022-04-06 13:48:48,816 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 457 Invalid, 359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 347 Invalid, 3 Unknown, 0 Unchecked, 7.2s Time] [2022-04-06 13:48:48,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2022-04-06 13:48:48,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 160. [2022-04-06 13:48:48,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 155 states have (on average 1.5096774193548388) internal successors, (234), 155 states have internal predecessors, (234), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:48,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 238 transitions. [2022-04-06 13:48:48,824 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 238 transitions. Word has length 66 [2022-04-06 13:48:48,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:48:48,824 INFO L478 AbstractCegarLoop]: Abstraction has 160 states and 238 transitions. [2022-04-06 13:48:48,824 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:48,824 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 238 transitions. [2022-04-06 13:48:48,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-04-06 13:48:48,825 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:48:48,825 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:48:48,826 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-04-06 13:48:48,826 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:48:48,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:48:48,826 INFO L85 PathProgramCache]: Analyzing trace with hash -2004125753, now seen corresponding path program 1 times [2022-04-06 13:48:48,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:48:48,826 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350998011] [2022-04-06 13:48:48,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:48:48,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:48:48,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:48:48,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:48:48,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:48:48,939 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:48:48,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:48:48,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350998011] [2022-04-06 13:48:48,939 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350998011] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:48:48,940 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:48:48,940 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:48:48,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107271620] [2022-04-06 13:48:48,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:48:48,940 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:48:48,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:48:48,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:48:48,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:48:48,942 INFO L87 Difference]: Start difference. First operand 160 states and 238 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:50,952 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:48:51,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:48:51,329 INFO L93 Difference]: Finished difference Result 307 states and 459 transitions. [2022-04-06 13:48:51,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:48:51,329 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 66 [2022-04-06 13:48:51,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:48:51,330 INFO L225 Difference]: With dead ends: 307 [2022-04-06 13:48:51,330 INFO L226 Difference]: Without dead ends: 173 [2022-04-06 13:48:51,331 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:48:51,332 INFO L913 BasicCegarLoop]: 181 mSDtfsCounter, 19 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 342 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 342 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-06 13:48:51,332 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 461 Invalid, 351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 342 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 13:48:51,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2022-04-06 13:48:51,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 160. [2022-04-06 13:48:51,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 155 states have (on average 1.5032258064516129) internal successors, (233), 155 states have internal predecessors, (233), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:51,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 237 transitions. [2022-04-06 13:48:51,338 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 237 transitions. Word has length 66 [2022-04-06 13:48:51,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:48:51,338 INFO L478 AbstractCegarLoop]: Abstraction has 160 states and 237 transitions. [2022-04-06 13:48:51,339 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:51,339 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 237 transitions. [2022-04-06 13:48:51,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-04-06 13:48:51,339 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:48:51,340 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:48:51,340 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-04-06 13:48:51,340 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:48:51,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:48:51,340 INFO L85 PathProgramCache]: Analyzing trace with hash -1564834441, now seen corresponding path program 1 times [2022-04-06 13:48:51,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:48:51,340 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658641061] [2022-04-06 13:48:51,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:48:51,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:48:51,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:48:51,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:48:51,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:48:51,510 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:48:51,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:48:51,510 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658641061] [2022-04-06 13:48:51,510 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [658641061] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:48:51,510 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:48:51,510 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:48:51,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323825425] [2022-04-06 13:48:51,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:48:51,512 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:48:51,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:48:51,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:48:51,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:48:51,513 INFO L87 Difference]: Start difference. First operand 160 states and 237 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:53,524 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:48:54,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:48:54,034 INFO L93 Difference]: Finished difference Result 396 states and 598 transitions. [2022-04-06 13:48:54,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:48:54,035 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 67 [2022-04-06 13:48:54,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:48:54,037 INFO L225 Difference]: With dead ends: 396 [2022-04-06 13:48:54,037 INFO L226 Difference]: Without dead ends: 262 [2022-04-06 13:48:54,037 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:48:54,038 INFO L913 BasicCegarLoop]: 107 mSDtfsCounter, 139 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 463 mSolverCounterSat, 64 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 463 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-04-06 13:48:54,038 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [139 Valid, 312 Invalid, 528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 463 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-04-06 13:48:54,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2022-04-06 13:48:54,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 161. [2022-04-06 13:48:54,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 156 states have (on average 1.4935897435897436) internal successors, (233), 156 states have internal predecessors, (233), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:54,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 237 transitions. [2022-04-06 13:48:54,044 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 237 transitions. Word has length 67 [2022-04-06 13:48:54,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:48:54,044 INFO L478 AbstractCegarLoop]: Abstraction has 161 states and 237 transitions. [2022-04-06 13:48:54,045 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:54,045 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 237 transitions. [2022-04-06 13:48:54,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-04-06 13:48:54,045 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:48:54,045 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:48:54,046 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-04-06 13:48:54,046 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:48:54,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:48:54,046 INFO L85 PathProgramCache]: Analyzing trace with hash 214053259, now seen corresponding path program 1 times [2022-04-06 13:48:54,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:48:54,046 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588850228] [2022-04-06 13:48:54,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:48:54,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:48:54,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:48:54,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:48:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:48:54,157 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:48:54,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:48:54,158 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588850228] [2022-04-06 13:48:54,158 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588850228] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:48:54,158 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:48:54,158 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:48:54,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462370454] [2022-04-06 13:48:54,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:48:54,159 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:48:54,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:48:54,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:48:54,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:48:54,159 INFO L87 Difference]: Start difference. First operand 161 states and 237 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:56,169 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:48:56,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:48:56,521 INFO L93 Difference]: Finished difference Result 309 states and 459 transitions. [2022-04-06 13:48:56,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:48:56,522 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 68 [2022-04-06 13:48:56,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:48:56,523 INFO L225 Difference]: With dead ends: 309 [2022-04-06 13:48:56,523 INFO L226 Difference]: Without dead ends: 174 [2022-04-06 13:48:56,523 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:48:56,524 INFO L913 BasicCegarLoop]: 181 mSDtfsCounter, 20 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 342 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 342 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-04-06 13:48:56,524 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 461 Invalid, 351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 342 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-04-06 13:48:56,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2022-04-06 13:48:56,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 161. [2022-04-06 13:48:56,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 156 states have (on average 1.4871794871794872) internal successors, (232), 156 states have internal predecessors, (232), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:56,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 236 transitions. [2022-04-06 13:48:56,529 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 236 transitions. Word has length 68 [2022-04-06 13:48:56,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:48:56,530 INFO L478 AbstractCegarLoop]: Abstraction has 161 states and 236 transitions. [2022-04-06 13:48:56,530 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:56,530 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 236 transitions. [2022-04-06 13:48:56,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-04-06 13:48:56,531 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:48:56,531 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:48:56,531 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-04-06 13:48:56,531 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:48:56,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:48:56,532 INFO L85 PathProgramCache]: Analyzing trace with hash -498280966, now seen corresponding path program 1 times [2022-04-06 13:48:56,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:48:56,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357979413] [2022-04-06 13:48:56,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:48:56,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:48:56,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:48:56,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:48:56,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:48:56,642 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:48:56,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:48:56,642 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357979413] [2022-04-06 13:48:56,642 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357979413] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:48:56,643 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:48:56,643 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:48:56,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740170138] [2022-04-06 13:48:56,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:48:56,644 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:48:56,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:48:56,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:48:56,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:48:56,645 INFO L87 Difference]: Start difference. First operand 161 states and 236 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:58,659 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:48:58,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:48:58,970 INFO L93 Difference]: Finished difference Result 299 states and 445 transitions. [2022-04-06 13:48:58,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:48:58,971 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 69 [2022-04-06 13:48:58,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:48:58,972 INFO L225 Difference]: With dead ends: 299 [2022-04-06 13:48:58,972 INFO L226 Difference]: Without dead ends: 164 [2022-04-06 13:48:58,973 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:48:58,973 INFO L913 BasicCegarLoop]: 188 mSDtfsCounter, 11 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 328 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 328 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-04-06 13:48:58,973 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 475 Invalid, 333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 328 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-04-06 13:48:58,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2022-04-06 13:48:58,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 161. [2022-04-06 13:48:58,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 156 states have (on average 1.4807692307692308) internal successors, (231), 156 states have internal predecessors, (231), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:58,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 235 transitions. [2022-04-06 13:48:58,978 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 235 transitions. Word has length 69 [2022-04-06 13:48:58,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:48:58,979 INFO L478 AbstractCegarLoop]: Abstraction has 161 states and 235 transitions. [2022-04-06 13:48:58,979 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:48:58,979 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 235 transitions. [2022-04-06 13:48:58,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-04-06 13:48:58,979 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:48:58,980 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:48:58,980 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-04-06 13:48:58,980 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:48:58,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:48:58,980 INFO L85 PathProgramCache]: Analyzing trace with hash 1119257833, now seen corresponding path program 1 times [2022-04-06 13:48:58,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:48:58,980 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9364598] [2022-04-06 13:48:58,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:48:58,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:48:59,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:48:59,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:48:59,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:48:59,131 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:48:59,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:48:59,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9364598] [2022-04-06 13:48:59,131 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [9364598] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:48:59,133 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:48:59,133 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:48:59,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329902545] [2022-04-06 13:48:59,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:48:59,133 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:48:59,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:48:59,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:48:59,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:48:59,134 INFO L87 Difference]: Start difference. First operand 161 states and 235 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:01,151 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:01,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:49:01,582 INFO L93 Difference]: Finished difference Result 410 states and 614 transitions. [2022-04-06 13:49:01,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:49:01,582 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 69 [2022-04-06 13:49:01,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:49:01,584 INFO L225 Difference]: With dead ends: 410 [2022-04-06 13:49:01,584 INFO L226 Difference]: Without dead ends: 275 [2022-04-06 13:49:01,584 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:49:01,585 INFO L913 BasicCegarLoop]: 107 mSDtfsCounter, 108 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 464 mSolverCounterSat, 63 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 464 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-06 13:49:01,585 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [108 Valid, 313 Invalid, 528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 464 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 13:49:01,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2022-04-06 13:49:01,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 204. [2022-04-06 13:49:01,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 199 states have (on average 1.5527638190954773) internal successors, (309), 199 states have internal predecessors, (309), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:01,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 313 transitions. [2022-04-06 13:49:01,592 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 313 transitions. Word has length 69 [2022-04-06 13:49:01,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:49:01,592 INFO L478 AbstractCegarLoop]: Abstraction has 204 states and 313 transitions. [2022-04-06 13:49:01,592 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:01,592 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 313 transitions. [2022-04-06 13:49:01,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-04-06 13:49:01,593 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:49:01,593 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:49:01,593 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-04-06 13:49:01,594 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:49:01,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:49:01,594 INFO L85 PathProgramCache]: Analyzing trace with hash 338203677, now seen corresponding path program 1 times [2022-04-06 13:49:01,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:49:01,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033734451] [2022-04-06 13:49:01,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:49:01,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:49:01,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:01,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:49:01,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:01,711 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:49:01,712 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:49:01,712 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033734451] [2022-04-06 13:49:01,712 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2033734451] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:49:01,712 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:49:01,712 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:49:01,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927798957] [2022-04-06 13:49:01,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:49:01,713 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:49:01,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:49:01,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:49:01,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:49:01,713 INFO L87 Difference]: Start difference. First operand 204 states and 313 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:03,727 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:04,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:49:04,131 INFO L93 Difference]: Finished difference Result 426 states and 662 transitions. [2022-04-06 13:49:04,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:49:04,131 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 70 [2022-04-06 13:49:04,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:49:04,133 INFO L225 Difference]: With dead ends: 426 [2022-04-06 13:49:04,133 INFO L226 Difference]: Without dead ends: 248 [2022-04-06 13:49:04,133 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:49:04,134 INFO L913 BasicCegarLoop]: 184 mSDtfsCounter, 34 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 384 mSolverCounterSat, 11 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 473 SdHoareTripleChecker+Invalid, 396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 384 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-06 13:49:04,134 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 473 Invalid, 396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 384 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 13:49:04,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2022-04-06 13:49:04,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 226. [2022-04-06 13:49:04,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 221 states have (on average 1.5610859728506787) internal successors, (345), 221 states have internal predecessors, (345), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:04,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 349 transitions. [2022-04-06 13:49:04,141 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 349 transitions. Word has length 70 [2022-04-06 13:49:04,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:49:04,141 INFO L478 AbstractCegarLoop]: Abstraction has 226 states and 349 transitions. [2022-04-06 13:49:04,142 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:04,142 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 349 transitions. [2022-04-06 13:49:04,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-04-06 13:49:04,142 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:49:04,143 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:49:04,143 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-04-06 13:49:04,143 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:49:04,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:49:04,143 INFO L85 PathProgramCache]: Analyzing trace with hash 1716885067, now seen corresponding path program 1 times [2022-04-06 13:49:04,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:49:04,143 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167037150] [2022-04-06 13:49:04,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:49:04,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:49:04,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:04,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:49:04,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:04,267 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:49:04,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:49:04,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167037150] [2022-04-06 13:49:04,268 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1167037150] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:49:04,268 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:49:04,268 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:49:04,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734994841] [2022-04-06 13:49:04,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:49:04,268 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:49:04,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:49:04,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:49:04,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:49:04,269 INFO L87 Difference]: Start difference. First operand 226 states and 349 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:06,286 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:06,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:49:06,672 INFO L93 Difference]: Finished difference Result 448 states and 697 transitions. [2022-04-06 13:49:06,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:49:06,672 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 83 [2022-04-06 13:49:06,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:49:06,674 INFO L225 Difference]: With dead ends: 448 [2022-04-06 13:49:06,674 INFO L226 Difference]: Without dead ends: 248 [2022-04-06 13:49:06,674 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:49:06,675 INFO L913 BasicCegarLoop]: 185 mSDtfsCounter, 39 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 383 mSolverCounterSat, 11 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 473 SdHoareTripleChecker+Invalid, 395 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 383 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-06 13:49:06,675 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [39 Valid, 473 Invalid, 395 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 383 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 13:49:06,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2022-04-06 13:49:06,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 226. [2022-04-06 13:49:06,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 221 states have (on average 1.5565610859728507) internal successors, (344), 221 states have internal predecessors, (344), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:06,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 348 transitions. [2022-04-06 13:49:06,684 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 348 transitions. Word has length 83 [2022-04-06 13:49:06,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:49:06,685 INFO L478 AbstractCegarLoop]: Abstraction has 226 states and 348 transitions. [2022-04-06 13:49:06,685 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:06,685 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 348 transitions. [2022-04-06 13:49:06,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-04-06 13:49:06,686 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:49:06,686 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:49:06,686 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-04-06 13:49:06,686 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:49:06,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:49:06,686 INFO L85 PathProgramCache]: Analyzing trace with hash 1866734691, now seen corresponding path program 1 times [2022-04-06 13:49:06,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:49:06,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34253575] [2022-04-06 13:49:06,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:49:06,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:49:06,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:06,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:49:06,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:06,846 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-04-06 13:49:06,846 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:49:06,846 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34253575] [2022-04-06 13:49:06,846 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34253575] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:49:06,847 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:49:06,847 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:49:06,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014517492] [2022-04-06 13:49:06,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:49:06,847 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:49:06,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:49:06,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:49:06,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:49:06,848 INFO L87 Difference]: Start difference. First operand 226 states and 348 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:08,863 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:09,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:49:09,263 INFO L93 Difference]: Finished difference Result 455 states and 707 transitions. [2022-04-06 13:49:09,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:49:09,263 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 84 [2022-04-06 13:49:09,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:49:09,265 INFO L225 Difference]: With dead ends: 455 [2022-04-06 13:49:09,265 INFO L226 Difference]: Without dead ends: 255 [2022-04-06 13:49:09,265 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:49:09,266 INFO L913 BasicCegarLoop]: 220 mSDtfsCounter, 20 mSDsluCounter, 324 mSDsCounter, 0 mSdLazyCounter, 386 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 544 SdHoareTripleChecker+Invalid, 397 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 386 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-06 13:49:09,266 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 544 Invalid, 397 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 386 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 13:49:09,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2022-04-06 13:49:09,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 242. [2022-04-06 13:49:09,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 237 states have (on average 1.5527426160337552) internal successors, (368), 237 states have internal predecessors, (368), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:09,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 372 transitions. [2022-04-06 13:49:09,273 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 372 transitions. Word has length 84 [2022-04-06 13:49:09,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:49:09,273 INFO L478 AbstractCegarLoop]: Abstraction has 242 states and 372 transitions. [2022-04-06 13:49:09,273 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:09,273 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 372 transitions. [2022-04-06 13:49:09,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-04-06 13:49:09,274 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:49:09,274 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:49:09,274 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-04-06 13:49:09,274 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:49:09,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:49:09,275 INFO L85 PathProgramCache]: Analyzing trace with hash -2086442781, now seen corresponding path program 1 times [2022-04-06 13:49:09,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:49:09,279 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707293233] [2022-04-06 13:49:09,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:49:09,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:49:09,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:09,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:49:09,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:09,403 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:49:09,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:49:09,403 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707293233] [2022-04-06 13:49:09,403 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707293233] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:49:09,403 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:49:09,403 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:49:09,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156948708] [2022-04-06 13:49:09,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:49:09,404 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:49:09,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:49:09,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:49:09,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:49:09,405 INFO L87 Difference]: Start difference. First operand 242 states and 372 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:11,414 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:11,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:49:11,899 INFO L93 Difference]: Finished difference Result 558 states and 868 transitions. [2022-04-06 13:49:11,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:49:11,899 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 84 [2022-04-06 13:49:11,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:49:11,901 INFO L225 Difference]: With dead ends: 558 [2022-04-06 13:49:11,901 INFO L226 Difference]: Without dead ends: 342 [2022-04-06 13:49:11,901 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:49:11,902 INFO L913 BasicCegarLoop]: 109 mSDtfsCounter, 134 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 63 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-04-06 13:49:11,902 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [134 Valid, 316 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 462 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-04-06 13:49:11,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2022-04-06 13:49:11,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 247. [2022-04-06 13:49:11,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 242 states have (on average 1.5495867768595042) internal successors, (375), 242 states have internal predecessors, (375), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:11,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 379 transitions. [2022-04-06 13:49:11,910 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 379 transitions. Word has length 84 [2022-04-06 13:49:11,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:49:11,910 INFO L478 AbstractCegarLoop]: Abstraction has 247 states and 379 transitions. [2022-04-06 13:49:11,910 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:11,910 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 379 transitions. [2022-04-06 13:49:11,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-04-06 13:49:11,911 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:49:11,911 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:49:11,911 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-04-06 13:49:11,911 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:49:11,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:49:11,912 INFO L85 PathProgramCache]: Analyzing trace with hash -458785789, now seen corresponding path program 1 times [2022-04-06 13:49:11,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:49:11,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65609181] [2022-04-06 13:49:11,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:49:11,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:49:11,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:12,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:49:12,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:12,021 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:49:12,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:49:12,021 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65609181] [2022-04-06 13:49:12,021 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65609181] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:49:12,022 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:49:12,022 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:49:12,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692879844] [2022-04-06 13:49:12,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:49:12,022 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:49:12,022 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:49:12,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:49:12,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:49:12,023 INFO L87 Difference]: Start difference. First operand 247 states and 379 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:14,040 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:14,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:49:14,413 INFO L93 Difference]: Finished difference Result 487 states and 754 transitions. [2022-04-06 13:49:14,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:49:14,413 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 84 [2022-04-06 13:49:14,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:49:14,414 INFO L225 Difference]: With dead ends: 487 [2022-04-06 13:49:14,414 INFO L226 Difference]: Without dead ends: 266 [2022-04-06 13:49:14,415 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:49:14,416 INFO L913 BasicCegarLoop]: 188 mSDtfsCounter, 36 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 377 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 479 SdHoareTripleChecker+Invalid, 388 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 377 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-06 13:49:14,416 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [36 Valid, 479 Invalid, 388 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 377 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 13:49:14,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2022-04-06 13:49:14,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 247. [2022-04-06 13:49:14,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 242 states have (on average 1.5454545454545454) internal successors, (374), 242 states have internal predecessors, (374), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:14,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 378 transitions. [2022-04-06 13:49:14,423 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 378 transitions. Word has length 84 [2022-04-06 13:49:14,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:49:14,423 INFO L478 AbstractCegarLoop]: Abstraction has 247 states and 378 transitions. [2022-04-06 13:49:14,423 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:14,423 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 378 transitions. [2022-04-06 13:49:14,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-04-06 13:49:14,424 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:49:14,424 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:49:14,424 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-04-06 13:49:14,424 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:49:14,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:49:14,425 INFO L85 PathProgramCache]: Analyzing trace with hash -1191609488, now seen corresponding path program 1 times [2022-04-06 13:49:14,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:49:14,425 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369737010] [2022-04-06 13:49:14,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:49:14,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:49:14,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:14,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:49:14,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:14,552 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-04-06 13:49:14,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:49:14,553 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369737010] [2022-04-06 13:49:14,554 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369737010] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:49:14,554 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:49:14,554 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-06 13:49:14,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025344343] [2022-04-06 13:49:14,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:49:14,555 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-06 13:49:14,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:49:14,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-06 13:49:14,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:49:14,556 INFO L87 Difference]: Start difference. First operand 247 states and 378 transitions. Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:16,456 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 [] [2022-04-06 13:49:18,484 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:20,511 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:22,545 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:24,573 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:24,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:49:24,967 INFO L93 Difference]: Finished difference Result 477 states and 738 transitions. [2022-04-06 13:49:24,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-06 13:49:24,967 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 85 [2022-04-06 13:49:24,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:49:24,969 INFO L225 Difference]: With dead ends: 477 [2022-04-06 13:49:24,969 INFO L226 Difference]: Without dead ends: 256 [2022-04-06 13:49:24,969 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-04-06 13:49:24,970 INFO L913 BasicCegarLoop]: 193 mSDtfsCounter, 3 mSDsluCounter, 400 mSDsCounter, 0 mSdLazyCounter, 422 mSolverCounterSat, 4 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 593 SdHoareTripleChecker+Invalid, 430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 422 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2022-04-06 13:49:24,970 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 593 Invalid, 430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 422 Invalid, 4 Unknown, 0 Unchecked, 10.4s Time] [2022-04-06 13:49:24,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256 states. [2022-04-06 13:49:24,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256 to 256. [2022-04-06 13:49:24,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 251 states have (on average 1.5338645418326693) internal successors, (385), 251 states have internal predecessors, (385), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:24,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 389 transitions. [2022-04-06 13:49:24,976 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 389 transitions. Word has length 85 [2022-04-06 13:49:24,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:49:24,977 INFO L478 AbstractCegarLoop]: Abstraction has 256 states and 389 transitions. [2022-04-06 13:49:24,977 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:24,977 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 389 transitions. [2022-04-06 13:49:24,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-04-06 13:49:24,978 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:49:24,978 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:49:24,978 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-04-06 13:49:24,978 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:49:24,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:49:24,978 INFO L85 PathProgramCache]: Analyzing trace with hash 1818163604, now seen corresponding path program 1 times [2022-04-06 13:49:24,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:49:24,979 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017668649] [2022-04-06 13:49:24,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:49:24,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:49:25,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:25,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:49:25,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:25,084 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:49:25,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:49:25,085 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017668649] [2022-04-06 13:49:25,085 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017668649] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:49:25,085 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:49:25,085 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:49:25,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667862099] [2022-04-06 13:49:25,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:49:25,086 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:49:25,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:49:25,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:49:25,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:49:25,086 INFO L87 Difference]: Start difference. First operand 256 states and 389 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:27,103 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:27,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:49:27,562 INFO L93 Difference]: Finished difference Result 590 states and 903 transitions. [2022-04-06 13:49:27,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:49:27,562 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 87 [2022-04-06 13:49:27,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:49:27,564 INFO L225 Difference]: With dead ends: 590 [2022-04-06 13:49:27,564 INFO L226 Difference]: Without dead ends: 360 [2022-04-06 13:49:27,564 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:49:27,565 INFO L913 BasicCegarLoop]: 109 mSDtfsCounter, 137 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 63 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-04-06 13:49:27,565 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [137 Valid, 316 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 462 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-04-06 13:49:27,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2022-04-06 13:49:27,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 256. [2022-04-06 13:49:27,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 251 states have (on average 1.5179282868525896) internal successors, (381), 251 states have internal predecessors, (381), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:27,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 385 transitions. [2022-04-06 13:49:27,572 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 385 transitions. Word has length 87 [2022-04-06 13:49:27,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:49:27,572 INFO L478 AbstractCegarLoop]: Abstraction has 256 states and 385 transitions. [2022-04-06 13:49:27,572 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:27,572 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 385 transitions. [2022-04-06 13:49:27,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-04-06 13:49:27,573 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:49:27,573 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:49:27,574 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-04-06 13:49:27,574 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:49:27,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:49:27,574 INFO L85 PathProgramCache]: Analyzing trace with hash 989898955, now seen corresponding path program 1 times [2022-04-06 13:49:27,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:49:27,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373932889] [2022-04-06 13:49:27,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:49:27,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:49:27,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:27,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:49:27,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:27,687 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:49:27,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:49:27,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373932889] [2022-04-06 13:49:27,688 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373932889] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:49:27,688 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:49:27,688 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:49:27,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160296575] [2022-04-06 13:49:27,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:49:27,688 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:49:27,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:49:27,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:49:27,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:49:27,689 INFO L87 Difference]: Start difference. First operand 256 states and 385 transitions. Second operand has 5 states, 5 states have (on average 16.8) internal successors, (84), 4 states have internal predecessors, (84), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:29,698 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:30,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:49:30,055 INFO L93 Difference]: Finished difference Result 504 states and 764 transitions. [2022-04-06 13:49:30,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:49:30,056 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 4 states have internal predecessors, (84), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 88 [2022-04-06 13:49:30,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:49:30,057 INFO L225 Difference]: With dead ends: 504 [2022-04-06 13:49:30,057 INFO L226 Difference]: Without dead ends: 274 [2022-04-06 13:49:30,058 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:49:30,058 INFO L913 BasicCegarLoop]: 189 mSDtfsCounter, 35 mSDsluCounter, 292 mSDsCounter, 0 mSdLazyCounter, 375 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 481 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 375 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-04-06 13:49:30,058 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 481 Invalid, 386 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 375 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-04-06 13:49:30,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2022-04-06 13:49:30,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 256. [2022-04-06 13:49:30,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 251 states have (on average 1.5139442231075697) internal successors, (380), 251 states have internal predecessors, (380), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:30,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 384 transitions. [2022-04-06 13:49:30,066 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 384 transitions. Word has length 88 [2022-04-06 13:49:30,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:49:30,066 INFO L478 AbstractCegarLoop]: Abstraction has 256 states and 384 transitions. [2022-04-06 13:49:30,066 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 4 states have internal predecessors, (84), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:30,066 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 384 transitions. [2022-04-06 13:49:30,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-04-06 13:49:30,067 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:49:30,067 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:49:30,067 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-04-06 13:49:30,067 INFO L403 AbstractCegarLoop]: === Iteration 19 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:49:30,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:49:30,068 INFO L85 PathProgramCache]: Analyzing trace with hash -1607176068, now seen corresponding path program 1 times [2022-04-06 13:49:30,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:49:30,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987026865] [2022-04-06 13:49:30,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:49:30,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:49:30,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:30,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:49:30,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:30,184 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-04-06 13:49:30,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:49:30,184 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987026865] [2022-04-06 13:49:30,184 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987026865] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:49:30,185 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:49:30,185 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:49:30,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424229906] [2022-04-06 13:49:30,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:49:30,185 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:49:30,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:49:30,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:49:30,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:49:30,186 INFO L87 Difference]: Start difference. First operand 256 states and 384 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:32,195 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:32,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:49:32,625 INFO L93 Difference]: Finished difference Result 590 states and 893 transitions. [2022-04-06 13:49:32,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:49:32,626 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 92 [2022-04-06 13:49:32,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:49:32,627 INFO L225 Difference]: With dead ends: 590 [2022-04-06 13:49:32,628 INFO L226 Difference]: Without dead ends: 358 [2022-04-06 13:49:32,628 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:49:32,629 INFO L913 BasicCegarLoop]: 114 mSDtfsCounter, 107 mSDsluCounter, 212 mSDsCounter, 0 mSdLazyCounter, 467 mSolverCounterSat, 60 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 467 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-06 13:49:32,629 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [107 Valid, 326 Invalid, 528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 467 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 13:49:32,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2022-04-06 13:49:32,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 280. [2022-04-06 13:49:32,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280 states, 275 states have (on average 1.5527272727272727) internal successors, (427), 275 states have internal predecessors, (427), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:32,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 431 transitions. [2022-04-06 13:49:32,635 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 431 transitions. Word has length 92 [2022-04-06 13:49:32,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:49:32,636 INFO L478 AbstractCegarLoop]: Abstraction has 280 states and 431 transitions. [2022-04-06 13:49:32,636 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:32,636 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 431 transitions. [2022-04-06 13:49:32,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-04-06 13:49:32,637 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:49:32,637 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:49:32,637 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-04-06 13:49:32,637 INFO L403 AbstractCegarLoop]: === Iteration 20 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:49:32,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:49:32,638 INFO L85 PathProgramCache]: Analyzing trace with hash -1099971198, now seen corresponding path program 1 times [2022-04-06 13:49:32,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:49:32,638 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195659008] [2022-04-06 13:49:32,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:49:32,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:49:32,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:32,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:49:32,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:32,758 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-04-06 13:49:32,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:49:32,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195659008] [2022-04-06 13:49:32,759 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195659008] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:49:32,759 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:49:32,759 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:49:32,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865473030] [2022-04-06 13:49:32,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:49:32,759 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:49:32,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:49:32,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:49:32,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:49:32,760 INFO L87 Difference]: Start difference. First operand 280 states and 431 transitions. Second operand has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:34,775 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:35,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:49:35,216 INFO L93 Difference]: Finished difference Result 651 states and 1006 transitions. [2022-04-06 13:49:35,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:49:35,216 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 120 [2022-04-06 13:49:35,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:49:35,217 INFO L225 Difference]: With dead ends: 651 [2022-04-06 13:49:35,217 INFO L226 Difference]: Without dead ends: 397 [2022-04-06 13:49:35,218 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:49:35,219 INFO L913 BasicCegarLoop]: 122 mSDtfsCounter, 115 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 49 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 342 SdHoareTripleChecker+Invalid, 512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-06 13:49:35,219 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [115 Valid, 342 Invalid, 512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 462 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 13:49:35,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2022-04-06 13:49:35,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 312. [2022-04-06 13:49:35,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 307 states have (on average 1.5635179153094463) internal successors, (480), 307 states have internal predecessors, (480), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:35,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 484 transitions. [2022-04-06 13:49:35,226 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 484 transitions. Word has length 120 [2022-04-06 13:49:35,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:49:35,227 INFO L478 AbstractCegarLoop]: Abstraction has 312 states and 484 transitions. [2022-04-06 13:49:35,227 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:35,227 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 484 transitions. [2022-04-06 13:49:35,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-04-06 13:49:35,228 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:49:35,228 INFO L499 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:49:35,228 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-04-06 13:49:35,229 INFO L403 AbstractCegarLoop]: === Iteration 21 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:49:35,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:49:35,229 INFO L85 PathProgramCache]: Analyzing trace with hash 1440427339, now seen corresponding path program 1 times [2022-04-06 13:49:35,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:49:35,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414572690] [2022-04-06 13:49:35,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:49:35,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:49:35,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:35,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:49:35,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:35,337 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2022-04-06 13:49:35,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:49:35,337 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414572690] [2022-04-06 13:49:35,337 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414572690] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:49:35,337 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:49:35,337 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 13:49:35,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074150786] [2022-04-06 13:49:35,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:49:35,338 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:49:35,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:49:35,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:49:35,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 13:49:35,339 INFO L87 Difference]: Start difference. First operand 312 states and 484 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) [2022-04-06 13:49:37,355 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:37,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:49:37,817 INFO L93 Difference]: Finished difference Result 666 states and 1030 transitions. [2022-04-06 13:49:37,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:49:37,818 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 125 [2022-04-06 13:49:37,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:49:37,819 INFO L225 Difference]: With dead ends: 666 [2022-04-06 13:49:37,820 INFO L226 Difference]: Without dead ends: 380 [2022-04-06 13:49:37,820 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:49:37,821 INFO L913 BasicCegarLoop]: 110 mSDtfsCounter, 137 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 457 mSolverCounterSat, 62 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 318 SdHoareTripleChecker+Invalid, 520 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 457 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-04-06 13:49:37,821 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [137 Valid, 318 Invalid, 520 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 457 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-04-06 13:49:37,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2022-04-06 13:49:37,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 312. [2022-04-06 13:49:37,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 307 states have (on average 1.5472312703583062) internal successors, (475), 307 states have internal predecessors, (475), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:37,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 479 transitions. [2022-04-06 13:49:37,828 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 479 transitions. Word has length 125 [2022-04-06 13:49:37,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:49:37,828 INFO L478 AbstractCegarLoop]: Abstraction has 312 states and 479 transitions. [2022-04-06 13:49:37,828 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) [2022-04-06 13:49:37,829 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 479 transitions. [2022-04-06 13:49:37,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-04-06 13:49:37,829 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:49:37,830 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:49:37,830 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-04-06 13:49:37,830 INFO L403 AbstractCegarLoop]: === Iteration 22 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:49:37,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:49:37,830 INFO L85 PathProgramCache]: Analyzing trace with hash 1373336550, now seen corresponding path program 1 times [2022-04-06 13:49:37,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:49:37,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330868531] [2022-04-06 13:49:37,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:49:37,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:49:38,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:38,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:49:38,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:49:38,271 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2022-04-06 13:49:38,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:49:38,271 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330868531] [2022-04-06 13:49:38,271 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1330868531] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:49:38,271 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:49:38,272 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-04-06 13:49:38,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647343783] [2022-04-06 13:49:38,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:49:38,272 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-04-06 13:49:38,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:49:38,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-04-06 13:49:38,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-04-06 13:49:38,273 INFO L87 Difference]: Start difference. First operand 312 states and 479 transitions. Second operand has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:39,302 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:41,320 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:43,346 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:45,374 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:47,408 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:49,443 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 13:49:49,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:49:49,879 INFO L93 Difference]: Finished difference Result 617 states and 950 transitions. [2022-04-06 13:49:49,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-04-06 13:49:49,879 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 132 [2022-04-06 13:49:49,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:49:49,881 INFO L225 Difference]: With dead ends: 617 [2022-04-06 13:49:49,881 INFO L226 Difference]: Without dead ends: 312 [2022-04-06 13:49:49,882 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-04-06 13:49:49,882 INFO L913 BasicCegarLoop]: 199 mSDtfsCounter, 7 mSDsluCounter, 592 mSDsCounter, 0 mSdLazyCounter, 430 mSolverCounterSat, 4 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 791 SdHoareTripleChecker+Invalid, 439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 430 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.6s IncrementalHoareTripleChecker+Time [2022-04-06 13:49:49,882 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 791 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 430 Invalid, 5 Unknown, 0 Unchecked, 11.6s Time] [2022-04-06 13:49:49,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2022-04-06 13:49:49,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 312. [2022-04-06 13:49:49,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 307 states have (on average 1.5439739413680782) internal successors, (474), 307 states have internal predecessors, (474), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:49,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 478 transitions. [2022-04-06 13:49:49,889 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 478 transitions. Word has length 132 [2022-04-06 13:49:49,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:49:49,889 INFO L478 AbstractCegarLoop]: Abstraction has 312 states and 478 transitions. [2022-04-06 13:49:49,890 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:49:49,890 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 478 transitions. [2022-04-06 13:49:49,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-04-06 13:49:49,891 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:49:49,891 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:49:49,891 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-04-06 13:49:49,891 INFO L403 AbstractCegarLoop]: === Iteration 23 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:49:49,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:49:49,892 INFO L85 PathProgramCache]: Analyzing trace with hash 1158507397, now seen corresponding path program 1 times [2022-04-06 13:49:49,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:49:49,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536366544] [2022-04-06 13:49:49,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:49:49,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:49:50,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-06 13:49:50,549 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-06 13:49:50,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-06 13:49:50,858 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-06 13:49:50,859 INFO L618 BasicCegarLoop]: Counterexample is feasible [2022-04-06 13:49:50,860 INFO L788 garLoopResultBuilder]: Registering result UNSAFE for location ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-04-06 13:49:50,861 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-04-06 13:49:50,866 INFO L719 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:49:50,869 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-04-06 13:49:51,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.04 01:49:51 BasicIcfg [2022-04-06 13:49:51,012 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-06 13:49:51,012 INFO L158 Benchmark]: Toolchain (without parser) took 91100.15ms. Allocated memory was 192.9MB in the beginning and 306.2MB in the end (delta: 113.2MB). Free memory was 164.9MB in the beginning and 137.4MB in the end (delta: 27.6MB). Peak memory consumption was 140.8MB. Max. memory is 8.0GB. [2022-04-06 13:49:51,013 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 192.9MB. Free memory is still 151.7MB. There was no memory consumed. Max. memory is 8.0GB. [2022-04-06 13:49:51,013 INFO L158 Benchmark]: CACSL2BoogieTranslator took 556.19ms. Allocated memory was 192.9MB in the beginning and 254.8MB in the end (delta: 61.9MB). Free memory was 164.6MB in the beginning and 207.6MB in the end (delta: -43.0MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2022-04-06 13:49:51,013 INFO L158 Benchmark]: Boogie Preprocessor took 139.77ms. Allocated memory is still 254.8MB. Free memory was 207.6MB in the beginning and 200.1MB in the end (delta: 7.5MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2022-04-06 13:49:51,018 INFO L158 Benchmark]: RCFGBuilder took 3043.04ms. Allocated memory is still 254.8MB. Free memory was 200.1MB in the beginning and 175.1MB in the end (delta: 25.0MB). Peak memory consumption was 36.5MB. Max. memory is 8.0GB. [2022-04-06 13:49:51,018 INFO L158 Benchmark]: IcfgTransformer took 59.86ms. Allocated memory is still 254.8MB. Free memory was 175.1MB in the beginning and 169.3MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-04-06 13:49:51,018 INFO L158 Benchmark]: TraceAbstraction took 87294.45ms. Allocated memory was 254.8MB in the beginning and 306.2MB in the end (delta: 51.4MB). Free memory was 168.8MB in the beginning and 137.4MB in the end (delta: 31.4MB). Peak memory consumption was 82.8MB. Max. memory is 8.0GB. [2022-04-06 13:49:51,023 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 192.9MB. Free memory is still 151.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 556.19ms. Allocated memory was 192.9MB in the beginning and 254.8MB in the end (delta: 61.9MB). Free memory was 164.6MB in the beginning and 207.6MB in the end (delta: -43.0MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Preprocessor took 139.77ms. Allocated memory is still 254.8MB. Free memory was 207.6MB in the beginning and 200.1MB in the end (delta: 7.5MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * RCFGBuilder took 3043.04ms. Allocated memory is still 254.8MB. Free memory was 200.1MB in the beginning and 175.1MB in the end (delta: 25.0MB). Peak memory consumption was 36.5MB. Max. memory is 8.0GB. * IcfgTransformer took 59.86ms. Allocated memory is still 254.8MB. Free memory was 175.1MB in the beginning and 169.3MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * TraceAbstraction took 87294.45ms. Allocated memory was 254.8MB in the beginning and 306.2MB in the end (delta: 51.4MB). Free memory was 168.8MB in the beginning and 137.4MB in the end (delta: 31.4MB). Peak memory consumption was 82.8MB. 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: 1733]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 1152. Possible FailurePath: [L1054] static int init = 1; [L1055] static SSL_METHOD SSLv3_server_data ; VAL [\old(init)=18446744073709551617, \old(SSLv3_server_data)=null, \old(SSLv3_server_data)=null, init=1, SSLv3_server_data={4:0}] [L1077] SSL *s ; [L1078] int tmp ; [L1082] s = malloc(sizeof(SSL)) [L1083] s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1084] s->ctx = malloc(sizeof(SSL_CTX)) [L1085] s->session = malloc(sizeof(SSL_SESSION)) [L1086] s->state = 8464 [L1088] s->info_callback = (void (*) ()) __VERIFIER_nondet_ulong() [L1089] s->options = __VERIFIER_nondet_ulong() [L1090] s->verify_mode = __VERIFIER_nondet_int() [L1091] EXPR s->session [L1091] (s->session)->peer = (struct x509_st*) __VERIFIER_nondet_ulong() [L1092] EXPR s->s3 [L1092] (s->s3)->tmp.cert_request = __VERIFIER_nondet_int() [L1093] EXPR s->s3 [L1093] (s->s3)->tmp.new_cipher = malloc(sizeof(struct ssl_cipher_st)) [L1094] EXPR s->s3 [L1094] EXPR (s->s3)->tmp.new_cipher [L1094] ((s->s3)->tmp.new_cipher)->algorithms = __VERIFIER_nondet_ulong() [L1095] EXPR s->s3 [L1095] EXPR (s->s3)->tmp.new_cipher [L1095] ((s->s3)->tmp.new_cipher)->algo_strength = __VERIFIER_nondet_ulong() [L1096] COND FALSE !(__VERIFIER_nondet_int()) [L1102] s->cert = malloc(sizeof(struct cert_st)) [L1103] EXPR s->cert [L1103] (s->cert)->pkeys[0].privatekey = (struct evp_pkey_st*) __VERIFIER_nondet_ulong() [L1106] CALL ssl3_accept(s) VAL [init=1, s={-18446744073709551614:0}, SSLv3_server_data={4:0}] [L1112] BUF_MEM *buf ; [L1113] unsigned long l ; [L1114] unsigned long Time ; [L1115] unsigned long tmp ; [L1116] void (*cb)() ; [L1117] long num1 ; [L1118] int ret ; [L1119] int new_state ; [L1120] int state ; [L1121] int skip ; [L1122] int got_new_session ; [L1123] int tmp___1 = __VERIFIER_nondet_int() ; [L1124] int tmp___2 = __VERIFIER_nondet_int() ; [L1125] int tmp___3 = __VERIFIER_nondet_int() ; [L1126] int tmp___4 = __VERIFIER_nondet_int() ; [L1127] int tmp___5 = __VERIFIER_nondet_int() ; [L1128] int tmp___6 = __VERIFIER_nondet_int() ; [L1129] int tmp___7 ; [L1130] long tmp___8 = __VERIFIER_nondet_long() ; [L1131] int tmp___9 = __VERIFIER_nondet_int() ; [L1132] int tmp___10 = __VERIFIER_nondet_int() ; [L1133] int blastFlag ; [L1137] blastFlag = 0 [L1138] s->hit=__VERIFIER_nondet_int () [L1139] s->state = 8464 [L1140] tmp = __VERIFIER_nondet_int() [L1141] Time = tmp [L1142] cb = (void (*)())((void *)0) [L1143] ret = -1 [L1144] skip = 0 [L1145] got_new_session = 0 [L1146] EXPR s->info_callback VAL [={0:0}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->info_callback={0:-12}, skip=0, SSLv3_server_data={4:0}, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1146] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1147] EXPR s->info_callback [L1147] cb = s->info_callback [L1151] EXPR s->in_handshake [L1151] s->in_handshake += 1 [L1152] COND FALSE !(tmp___1 & 12288) VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1161] EXPR s->cert VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->cert={-18446744073709551615:0}, skip=0, SSLv3_server_data={4:0}, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [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={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [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={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1194] COND TRUE s->state == 8464 [L1354] s->shutdown = 0 [L1355] ret = __VERIFIER_nondet_int() [L1356] COND TRUE blastFlag == 0 [L1357] blastFlag = 1 VAL [={0:-12}, blastFlag=1, got_new_session=0, init=1, ret=17, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [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=17, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [={0:-12}, (s->s3)->tmp.reuse_message=18446744073709551652, blastFlag=1, got_new_session=1, init=1, ret=17, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->s3={-18446744073709551617:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1167] COND TRUE 1 VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [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={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1382] COND FALSE !(ret <= 0) [L1387] s->hit VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->hit=8, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1387] COND TRUE s->hit [L1388] s->state = 8656 VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1392] s->init_num = 0 VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [={0:-12}, (s->s3)->tmp.reuse_message=18446744073709551652, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->s3={-18446744073709551617:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1167] COND TRUE 1 VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [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={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1215] COND FALSE !(s->state == 8528) [L1218] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1218] COND FALSE !(s->state == 8529) [L1221] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1221] COND FALSE !(s->state == 8544) [L1224] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1224] COND FALSE !(s->state == 8545) [L1227] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1227] COND FALSE !(s->state == 8560) [L1230] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1230] COND FALSE !(s->state == 8561) [L1233] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1233] COND FALSE !(s->state == 8448) [L1236] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1236] COND FALSE !(s->state == 8576) [L1239] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1239] COND FALSE !(s->state == 8577) [L1242] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1242] COND FALSE !(s->state == 8592) [L1245] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1245] COND FALSE !(s->state == 8593) [L1248] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1248] COND FALSE !(s->state == 8608) [L1251] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1251] COND FALSE !(s->state == 8609) [L1254] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1254] COND FALSE !(s->state == 8640) [L1257] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1257] COND FALSE !(s->state == 8641) [L1260] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1260] COND TRUE s->state == 8656 [L1585] EXPR s->session [L1585] EXPR s->s3 [L1585] EXPR (s->s3)->tmp.new_cipher [L1585] (s->session)->cipher = (s->s3)->tmp.new_cipher [L1586] COND FALSE !(! tmp___9) [L1592] ret = __VERIFIER_nondet_int() [L1593] COND TRUE blastFlag == 2 [L1594] blastFlag = 3 VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1598] COND FALSE !(ret <= 0) [L1603] s->state = 8672 [L1604] s->init_num = 0 VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1605] COND FALSE !(! tmp___10) VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [={0:-12}, (s->s3)->tmp.reuse_message=18446744073709551652, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->s3={-18446744073709551617:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1167] COND TRUE 1 VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1215] COND FALSE !(s->state == 8528) [L1218] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1218] COND FALSE !(s->state == 8529) [L1221] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1221] COND FALSE !(s->state == 8544) [L1224] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1224] COND FALSE !(s->state == 8545) [L1227] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1227] COND FALSE !(s->state == 8560) [L1230] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1230] COND FALSE !(s->state == 8561) [L1233] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1233] COND FALSE !(s->state == 8448) [L1236] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1236] COND FALSE !(s->state == 8576) [L1239] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1239] COND FALSE !(s->state == 8577) [L1242] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1242] COND FALSE !(s->state == 8592) [L1245] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1245] COND FALSE !(s->state == 8593) [L1248] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1248] COND FALSE !(s->state == 8608) [L1251] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1251] COND FALSE !(s->state == 8609) [L1254] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1254] COND FALSE !(s->state == 8640) [L1257] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1257] COND FALSE !(s->state == 8641) [L1260] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1260] COND FALSE !(s->state == 8656) [L1263] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1263] COND FALSE !(s->state == 8657) [L1266] EXPR s->state VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1266] COND TRUE s->state == 8672 [L1614] ret = __VERIFIER_nondet_int() [L1615] COND TRUE blastFlag == 3 VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=-14, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] [L1733] reach_error() VAL [={0:-12}, blastFlag=3, got_new_session=1, init=1, ret=-14, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=1, tmp___10=7, tmp___2=10, tmp___3=-10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=-11, tmp___9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 153 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 87.1s, OverallIterations: 23, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 81.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 33 mSolverCounterUnknown, 1347 SdHoareTripleChecker+Valid, 81.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1347 mSDsluCounter, 9728 SdHoareTripleChecker+Invalid, 78.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6182 mSDsCounter, 607 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8916 IncrementalHoareTripleChecker+Invalid, 9556 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 607 mSolverCounterUnsat, 3546 mSDtfsCounter, 8916 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 174 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=312occurred in iteration=20, InterpolantAutomatonStates: 114, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 22 MinimizatonAttempts, 892 StatesRemovedByMinimization, 20 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 1920 NumberOfCodeBlocks, 1920 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 1766 ConstructedInterpolants, 0 QuantifiedInterpolants, 4931 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 PerfectInterpolantSequences, 600/600 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-04-06 13:49:51,068 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...