/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/automizer/LoopAccelerationJordanC.epf -i ../../../trunk/examples/svcomp/openssl/s3_srvr.blast.11.i.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-5d317bd [2022-03-18 21:14:40,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-18 21:14:40,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-18 21:14:40,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-18 21:14:40,720 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-18 21:14:40,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-18 21:14:40,725 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-18 21:14:40,731 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-18 21:14:40,732 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-18 21:14:40,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-18 21:14:40,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-18 21:14:40,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-18 21:14:40,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-18 21:14:40,735 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-18 21:14:40,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-18 21:14:40,737 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-18 21:14:40,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-18 21:14:40,738 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-18 21:14:40,739 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-18 21:14:40,741 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-18 21:14:40,742 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-03-18 21:14:40,749 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-18 21:14:40,750 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-18 21:14:40,753 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-18 21:14:40,756 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-18 21:14:40,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-18 21:14:40,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-18 21:14:40,760 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-18 21:14:40,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-18 21:14:40,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-18 21:14:40,761 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-03-18 21:14:40,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-18 21:14:40,762 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-18 21:14:40,763 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-18 21:14:40,763 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-18 21:14:40,764 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-18 21:14:40,764 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-18 21:14:40,764 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-18 21:14:40,765 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-18 21:14:40,765 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-18 21:14:40,765 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-18 21:14:40,772 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-18 21:14:40,773 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf [2022-03-18 21:14:40,785 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-18 21:14:40,786 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-18 21:14:40,787 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-18 21:14:40,787 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-18 21:14:40,787 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-18 21:14:40,787 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-18 21:14:40,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-18 21:14:40,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-18 21:14:40,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-18 21:14:40,788 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-18 21:14:40,788 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-18 21:14:40,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-18 21:14:40,788 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-18 21:14:40,789 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-18 21:14:40,789 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-18 21:14:40,789 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-18 21:14:40,789 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-18 21:14:40,789 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-18 21:14:40,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-18 21:14:40,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-18 21:14:40,789 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-18 21:14:40,790 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-03-18 21:14:40,790 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_JORDAN WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-03-18 21:14:40,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-18 21:14:40,992 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-18 21:14:40,994 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-18 21:14:40,994 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-18 21:14:40,995 INFO L275 PluginConnector]: CDTParser initialized [2022-03-18 21:14:40,996 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/openssl/s3_srvr.blast.11.i.cil-1.c [2022-03-18 21:14:41,035 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3d706e92/67e328cf77f94cf5a2bd60fe3d4ffb2e/FLAG2daf50c3b [2022-03-18 21:14:41,492 INFO L306 CDTParser]: Found 1 translation units. [2022-03-18 21:14:41,492 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.11.i.cil-1.c [2022-03-18 21:14:41,518 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3d706e92/67e328cf77f94cf5a2bd60fe3d4ffb2e/FLAG2daf50c3b [2022-03-18 21:14:41,535 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3d706e92/67e328cf77f94cf5a2bd60fe3d4ffb2e [2022-03-18 21:14:41,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-18 21:14:41,539 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-18 21:14:41,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-18 21:14:41,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-18 21:14:41,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-18 21:14:41,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.03 09:14:41" (1/1) ... [2022-03-18 21:14:41,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@450fe9c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 09:14:41, skipping insertion in model container [2022-03-18 21:14:41,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.03 09:14:41" (1/1) ... [2022-03-18 21:14:41,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-18 21:14:41,590 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-18 21:14:41,906 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.11.i.cil-1.c[74369,74382] [2022-03-18 21:14:41,913 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-18 21:14:41,931 INFO L203 MainTranslator]: Completed pre-run [2022-03-18 21:14:42,028 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.11.i.cil-1.c[74369,74382] [2022-03-18 21:14:42,030 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-18 21:14:42,043 INFO L208 MainTranslator]: Completed translation [2022-03-18 21:14:42,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 09:14:42 WrapperNode [2022-03-18 21:14:42,043 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-18 21:14:42,044 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-18 21:14:42,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-18 21:14:42,044 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-18 21:14:42,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 09:14:42" (1/1) ... [2022-03-18 21:14:42,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 09:14:42" (1/1) ... [2022-03-18 21:14:42,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 09:14:42" (1/1) ... [2022-03-18 21:14:42,072 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 09:14:42" (1/1) ... [2022-03-18 21:14:42,137 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 09:14:42" (1/1) ... [2022-03-18 21:14:42,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 09:14:42" (1/1) ... [2022-03-18 21:14:42,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 09:14:42" (1/1) ... [2022-03-18 21:14:42,166 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-18 21:14:42,167 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-18 21:14:42,167 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-18 21:14:42,167 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-18 21:14:42,172 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 09:14:42" (1/1) ... [2022-03-18 21:14:42,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-18 21:14:42,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-18 21:14:42,204 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-18 21:14:42,229 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-18 21:14:42,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-03-18 21:14:42,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-18 21:14:42,244 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-03-18 21:14:42,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_get_server_method [2022-03-18 21:14:42,245 INFO L138 BoogieDeclarations]: Found implementation of procedure SSLv3_server_method [2022-03-18 21:14:42,245 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-03-18 21:14:42,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2022-03-18 21:14:42,245 INFO L138 BoogieDeclarations]: Found implementation of procedure sslv3_base_method [2022-03-18 21:14:42,245 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-03-18 21:14:42,246 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-03-18 21:14:42,246 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-03-18 21:14:42,246 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-03-18 21:14:42,246 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-03-18 21:14:42,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-18 21:14:42,247 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-03-18 21:14:42,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2022-03-18 21:14:42,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-03-18 21:14:42,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-03-18 21:14:42,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2022-03-18 21:14:42,249 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2022-03-18 21:14:42,249 INFO L130 BoogieDeclarations]: Found specification of procedure SSLv3_server_method [2022-03-18 21:14:42,249 INFO L130 BoogieDeclarations]: Found specification of procedure sslv3_base_method [2022-03-18 21:14:42,249 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2022-03-18 21:14:42,250 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_get_server_method [2022-03-18 21:14:42,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-03-18 21:14:42,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-18 21:14:42,250 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-03-18 21:14:42,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-18 21:14:42,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-18 21:14:42,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-18 21:14:42,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-18 21:14:42,250 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2022-03-18 21:14:42,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-03-18 21:14:42,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-03-18 21:14:42,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-18 21:14:42,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-18 21:14:42,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-03-18 21:14:42,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-03-18 21:14:42,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-03-18 21:14:42,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-03-18 21:14:42,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-18 21:14:42,404 INFO L234 CfgBuilder]: Building ICFG [2022-03-18 21:14:42,405 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-18 21:14:43,086 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-03-18 21:14:43,528 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2022-03-18 21:14:43,528 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2022-03-18 21:14:43,538 INFO L275 CfgBuilder]: Performing block encoding [2022-03-18 21:14:43,545 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-18 21:14:43,546 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-03-18 21:14:43,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.03 09:14:43 BoogieIcfgContainer [2022-03-18 21:14:43,548 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-18 21:14:43,548 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-03-18 21:14:43,548 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-03-18 21:14:43,549 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-03-18 21:14:43,552 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.03 09:14:43" (1/1) ... [2022-03-18 21:14:43,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 18.03 09:14:43 BasicIcfg [2022-03-18 21:14:43,594 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-03-18 21:14:43,596 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-18 21:14:43,596 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-18 21:14:43,598 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-18 21:14:43,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.03 09:14:41" (1/4) ... [2022-03-18 21:14:43,599 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72a948a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.03 09:14:43, skipping insertion in model container [2022-03-18 21:14:43,599 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 09:14:42" (2/4) ... [2022-03-18 21:14:43,599 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72a948a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.03 09:14:43, skipping insertion in model container [2022-03-18 21:14:43,599 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.03 09:14:43" (3/4) ... [2022-03-18 21:14:43,600 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72a948a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.03 09:14:43, skipping insertion in model container [2022-03-18 21:14:43,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 18.03 09:14:43" (4/4) ... [2022-03-18 21:14:43,600 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.11.i.cil-1.cJordan [2022-03-18 21:14:43,605 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2022-03-18 21:14:43,605 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-18 21:14:43,640 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-18 21:14:43,646 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=ForwardPredicates, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-03-18 21:14:43,646 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-03-18 21:14:43,671 INFO L276 IsEmpty]: Start isEmpty. Operand has 158 states, 150 states have (on average 1.7066666666666668) internal successors, (256), 151 states have internal predecessors, (256), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-03-18 21:14:43,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-03-18 21:14:43,680 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:14:43,680 INFO L500 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 21:14:43,681 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:14:43,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:14:43,693 INFO L85 PathProgramCache]: Analyzing trace with hash 1749012704, now seen corresponding path program 1 times [2022-03-18 21:14:43,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:14:43,701 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315775109] [2022-03-18 21:14:43,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:14:43,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:14:44,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:14:44,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:14:44,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:14:44,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 21:14:44,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:14:44,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315775109] [2022-03-18 21:14:44,229 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315775109] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:14:44,230 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:14:44,230 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 21:14:44,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116879049] [2022-03-18 21:14:44,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:14:44,234 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 21:14:44,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:14:44,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 21:14:44,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 21:14:44,263 INFO L87 Difference]: Start difference. First operand has 158 states, 150 states have (on average 1.7066666666666668) internal successors, (256), 151 states have internal predecessors, (256), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:14:46,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:14:46,369 INFO L93 Difference]: Finished difference Result 191 states and 312 transitions. [2022-03-18 21:14:46,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 21:14:46,371 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 42 [2022-03-18 21:14:46,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:14:46,377 INFO L225 Difference]: With dead ends: 191 [2022-03-18 21:14:46,378 INFO L226 Difference]: Without dead ends: 170 [2022-03-18 21:14:46,379 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:14:46,382 INFO L912 BasicCegarLoop]: 229 mSDtfsCounter, 34 mSDsluCounter, 378 mSDsCounter, 0 mSdLazyCounter, 415 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 607 SdHoareTripleChecker+Invalid, 426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-18 21:14:46,388 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 607 Invalid, 426 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 415 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-18 21:14:46,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2022-03-18 21:14:46,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 153. [2022-03-18 21:14:46,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 148 states have (on average 1.554054054054054) internal successors, (230), 148 states have internal predecessors, (230), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:14:46,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 234 transitions. [2022-03-18 21:14:46,421 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 234 transitions. Word has length 42 [2022-03-18 21:14:46,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:14:46,422 INFO L478 AbstractCegarLoop]: Abstraction has 153 states and 234 transitions. [2022-03-18 21:14:46,422 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:14:46,422 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 234 transitions. [2022-03-18 21:14:46,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-03-18 21:14:46,424 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:14:46,424 INFO L500 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] [2022-03-18 21:14:46,424 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-18 21:14:46,425 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:14:46,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:14:46,425 INFO L85 PathProgramCache]: Analyzing trace with hash -31615949, now seen corresponding path program 1 times [2022-03-18 21:14:46,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:14:46,425 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479493513] [2022-03-18 21:14:46,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:14:46,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:14:46,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:14:46,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:14:46,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:14:46,620 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 21:14:46,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:14:46,620 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479493513] [2022-03-18 21:14:46,621 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479493513] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:14:46,622 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:14:46,622 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 21:14:46,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729179693] [2022-03-18 21:14:46,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:14:46,626 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 21:14:46,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:14:46,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 21:14:46,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 21:14:46,627 INFO L87 Difference]: Start difference. First operand 153 states and 234 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:14:49,316 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:14:50,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:14:50,540 INFO L93 Difference]: Finished difference Result 272 states and 418 transitions. [2022-03-18 21:14:50,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 21:14:50,541 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (3), 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 55 [2022-03-18 21:14:50,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:14:50,543 INFO L225 Difference]: With dead ends: 272 [2022-03-18 21:14:50,543 INFO L226 Difference]: Without dead ends: 272 [2022-03-18 21:14:50,543 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:14:50,544 INFO L912 BasicCegarLoop]: 263 mSDtfsCounter, 147 mSDsluCounter, 371 mSDsCounter, 0 mSdLazyCounter, 626 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 634 SdHoareTripleChecker+Invalid, 672 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 626 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-03-18 21:14:50,545 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [147 Valid, 634 Invalid, 672 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 626 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-03-18 21:14:50,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2022-03-18 21:14:50,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 169. [2022-03-18 21:14:50,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 164 states have (on average 1.5548780487804879) internal successors, (255), 164 states have internal predecessors, (255), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:14:50,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 259 transitions. [2022-03-18 21:14:50,558 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 259 transitions. Word has length 55 [2022-03-18 21:14:50,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:14:50,558 INFO L478 AbstractCegarLoop]: Abstraction has 169 states and 259 transitions. [2022-03-18 21:14:50,558 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:14:50,558 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 259 transitions. [2022-03-18 21:14:50,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-03-18 21:14:50,560 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:14:50,560 INFO L500 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] [2022-03-18 21:14:50,560 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-18 21:14:50,560 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:14:50,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:14:50,561 INFO L85 PathProgramCache]: Analyzing trace with hash 563568954, now seen corresponding path program 1 times [2022-03-18 21:14:50,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:14:50,561 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654710903] [2022-03-18 21:14:50,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:14:50,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:14:50,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:14:50,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:14:50,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:14:50,704 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 21:14:50,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:14:50,704 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654710903] [2022-03-18 21:14:50,704 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654710903] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:14:50,705 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:14:50,705 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 21:14:50,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323976753] [2022-03-18 21:14:50,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:14:50,705 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 21:14:50,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:14:50,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 21:14:50,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 21:14:50,706 INFO L87 Difference]: Start difference. First operand 169 states and 259 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:14:52,113 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:14:53,440 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:14:54,768 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:14:56,785 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:14:57,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:14:57,193 INFO L93 Difference]: Finished difference Result 185 states and 278 transitions. [2022-03-18 21:14:57,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 21:14:57,193 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 56 [2022-03-18 21:14:57,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:14:57,195 INFO L225 Difference]: With dead ends: 185 [2022-03-18 21:14:57,195 INFO L226 Difference]: Without dead ends: 185 [2022-03-18 21:14:57,195 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:14:57,196 INFO L912 BasicCegarLoop]: 188 mSDtfsCounter, 28 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 361 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 485 SdHoareTripleChecker+Invalid, 371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 361 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2022-03-18 21:14:57,196 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 485 Invalid, 371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 361 Invalid, 1 Unknown, 0 Unchecked, 6.5s Time] [2022-03-18 21:14:57,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2022-03-18 21:14:57,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 169. [2022-03-18 21:14:57,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 164 states have (on average 1.548780487804878) internal successors, (254), 164 states have internal predecessors, (254), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:14:57,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 258 transitions. [2022-03-18 21:14:57,208 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 258 transitions. Word has length 56 [2022-03-18 21:14:57,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:14:57,208 INFO L478 AbstractCegarLoop]: Abstraction has 169 states and 258 transitions. [2022-03-18 21:14:57,208 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:14:57,209 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 258 transitions. [2022-03-18 21:14:57,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-03-18 21:14:57,210 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:14:57,210 INFO L500 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] [2022-03-18 21:14:57,211 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-18 21:14:57,211 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:14:57,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:14:57,211 INFO L85 PathProgramCache]: Analyzing trace with hash 1102465370, now seen corresponding path program 1 times [2022-03-18 21:14:57,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:14:57,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673296551] [2022-03-18 21:14:57,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:14:57,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:14:57,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:14:57,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:14:57,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:14:57,395 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 21:14:57,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:14:57,398 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673296551] [2022-03-18 21:14:57,398 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673296551] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:14:57,398 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:14:57,398 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 21:14:57,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113131693] [2022-03-18 21:14:57,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:14:57,399 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 21:14:57,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:14:57,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 21:14:57,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 21:14:57,401 INFO L87 Difference]: Start difference. First operand 169 states and 258 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:14:59,122 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:15:00,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:15:00,520 INFO L93 Difference]: Finished difference Result 185 states and 277 transitions. [2022-03-18 21:15:00,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 21:15:00,521 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 56 [2022-03-18 21:15:00,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:15:00,522 INFO L225 Difference]: With dead ends: 185 [2022-03-18 21:15:00,522 INFO L226 Difference]: Without dead ends: 185 [2022-03-18 21:15:00,522 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:15:00,523 INFO L912 BasicCegarLoop]: 188 mSDtfsCounter, 26 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 362 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 485 SdHoareTripleChecker+Invalid, 371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 362 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-03-18 21:15:00,523 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 485 Invalid, 371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 362 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-03-18 21:15:00,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2022-03-18 21:15:00,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 169. [2022-03-18 21:15:00,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 164 states have (on average 1.5426829268292683) internal successors, (253), 164 states have internal predecessors, (253), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:00,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 257 transitions. [2022-03-18 21:15:00,532 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 257 transitions. Word has length 56 [2022-03-18 21:15:00,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:15:00,532 INFO L478 AbstractCegarLoop]: Abstraction has 169 states and 257 transitions. [2022-03-18 21:15:00,532 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:00,532 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 257 transitions. [2022-03-18 21:15:00,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-03-18 21:15:00,534 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:15:00,534 INFO L500 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] [2022-03-18 21:15:00,534 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-18 21:15:00,534 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:15:00,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:15:00,535 INFO L85 PathProgramCache]: Analyzing trace with hash 345212314, now seen corresponding path program 1 times [2022-03-18 21:15:00,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:15:00,535 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135376906] [2022-03-18 21:15:00,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:15:00,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:15:00,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:00,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:15:00,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:00,719 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 21:15:00,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:15:00,720 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135376906] [2022-03-18 21:15:00,720 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135376906] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:15:00,720 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:15:00,720 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 21:15:00,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007682338] [2022-03-18 21:15:00,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:15:00,721 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 21:15:00,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:15:00,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 21:15:00,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 21:15:00,722 INFO L87 Difference]: Start difference. First operand 169 states and 257 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:04,165 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:15:04,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:15:04,556 INFO L93 Difference]: Finished difference Result 183 states and 274 transitions. [2022-03-18 21:15:04,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 21:15:04,557 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 56 [2022-03-18 21:15:04,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:15:04,558 INFO L225 Difference]: With dead ends: 183 [2022-03-18 21:15:04,558 INFO L226 Difference]: Without dead ends: 183 [2022-03-18 21:15:04,558 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:15:04,559 INFO L912 BasicCegarLoop]: 190 mSDtfsCounter, 20 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 358 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 489 SdHoareTripleChecker+Invalid, 366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 358 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-03-18 21:15:04,559 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 489 Invalid, 366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 358 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-03-18 21:15:04,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2022-03-18 21:15:04,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 169. [2022-03-18 21:15:04,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 164 states have (on average 1.5365853658536586) internal successors, (252), 164 states have internal predecessors, (252), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:04,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 256 transitions. [2022-03-18 21:15:04,566 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 256 transitions. Word has length 56 [2022-03-18 21:15:04,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:15:04,566 INFO L478 AbstractCegarLoop]: Abstraction has 169 states and 256 transitions. [2022-03-18 21:15:04,566 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:04,566 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 256 transitions. [2022-03-18 21:15:04,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-03-18 21:15:04,568 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:15:04,568 INFO L500 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] [2022-03-18 21:15:04,568 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-18 21:15:04,568 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:15:04,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:15:04,569 INFO L85 PathProgramCache]: Analyzing trace with hash -3480390, now seen corresponding path program 1 times [2022-03-18 21:15:04,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:15:04,569 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777269934] [2022-03-18 21:15:04,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:15:04,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:15:04,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:04,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:15:04,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:04,681 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 21:15:04,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:15:04,681 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777269934] [2022-03-18 21:15:04,683 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [777269934] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:15:04,683 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:15:04,683 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 21:15:04,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699327344] [2022-03-18 21:15:04,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:15:04,684 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 21:15:04,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:15:04,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 21:15:04,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 21:15:04,686 INFO L87 Difference]: Start difference. First operand 169 states and 256 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:06,439 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:15:08,379 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:15:10,054 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:15:10,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:15:10,603 INFO L93 Difference]: Finished difference Result 287 states and 439 transitions. [2022-03-18 21:15:10,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 21:15:10,603 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 56 [2022-03-18 21:15:10,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:15:10,605 INFO L225 Difference]: With dead ends: 287 [2022-03-18 21:15:10,605 INFO L226 Difference]: Without dead ends: 287 [2022-03-18 21:15:10,605 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:15:10,605 INFO L912 BasicCegarLoop]: 118 mSDtfsCounter, 145 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 344 SdHoareTripleChecker+Invalid, 538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2022-03-18 21:15:10,606 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [145 Valid, 344 Invalid, 538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2022-03-18 21:15:10,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2022-03-18 21:15:10,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 187. [2022-03-18 21:15:10,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 182 states have (on average 1.543956043956044) internal successors, (281), 182 states have internal predecessors, (281), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:10,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 285 transitions. [2022-03-18 21:15:10,618 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 285 transitions. Word has length 56 [2022-03-18 21:15:10,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:15:10,618 INFO L478 AbstractCegarLoop]: Abstraction has 187 states and 285 transitions. [2022-03-18 21:15:10,618 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:10,618 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 285 transitions. [2022-03-18 21:15:10,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-03-18 21:15:10,622 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:15:10,622 INFO L500 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] [2022-03-18 21:15:10,622 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-18 21:15:10,622 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:15:10,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:15:10,623 INFO L85 PathProgramCache]: Analyzing trace with hash 1719924627, now seen corresponding path program 1 times [2022-03-18 21:15:10,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:15:10,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997222541] [2022-03-18 21:15:10,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:15:10,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:15:10,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:10,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:15:10,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:10,781 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 21:15:10,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:15:10,781 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997222541] [2022-03-18 21:15:10,781 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997222541] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:15:10,782 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:15:10,782 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 21:15:10,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901595278] [2022-03-18 21:15:10,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:15:10,782 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 21:15:10,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:15:10,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 21:15:10,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 21:15:10,783 INFO L87 Difference]: Start difference. First operand 187 states and 285 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:13,475 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:15:14,865 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:15:15,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:15:15,386 INFO L93 Difference]: Finished difference Result 287 states and 436 transitions. [2022-03-18 21:15:15,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 21:15:15,386 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 57 [2022-03-18 21:15:15,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:15:15,387 INFO L225 Difference]: With dead ends: 287 [2022-03-18 21:15:15,388 INFO L226 Difference]: Without dead ends: 287 [2022-03-18 21:15:15,388 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:15:15,388 INFO L912 BasicCegarLoop]: 118 mSDtfsCounter, 149 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 344 SdHoareTripleChecker+Invalid, 538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-03-18 21:15:15,389 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [149 Valid, 344 Invalid, 538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2022-03-18 21:15:15,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2022-03-18 21:15:15,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 187. [2022-03-18 21:15:15,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 182 states have (on average 1.5274725274725274) internal successors, (278), 182 states have internal predecessors, (278), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:15,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 282 transitions. [2022-03-18 21:15:15,395 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 282 transitions. Word has length 57 [2022-03-18 21:15:15,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:15:15,395 INFO L478 AbstractCegarLoop]: Abstraction has 187 states and 282 transitions. [2022-03-18 21:15:15,395 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:15,395 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 282 transitions. [2022-03-18 21:15:15,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-03-18 21:15:15,396 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:15:15,396 INFO L500 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] [2022-03-18 21:15:15,396 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-18 21:15:15,397 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:15:15,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:15:15,397 INFO L85 PathProgramCache]: Analyzing trace with hash -9441922, now seen corresponding path program 1 times [2022-03-18 21:15:15,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:15:15,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151039905] [2022-03-18 21:15:15,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:15:15,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:15:15,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:15,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:15:15,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:15,498 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 21:15:15,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:15:15,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151039905] [2022-03-18 21:15:15,498 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [151039905] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:15:15,498 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:15:15,498 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 21:15:15,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536837960] [2022-03-18 21:15:15,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:15:15,499 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 21:15:15,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:15:15,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 21:15:15,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 21:15:15,499 INFO L87 Difference]: Start difference. First operand 187 states and 282 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:17,338 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:15:19,032 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:15:21,211 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:15:21,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:15:21,561 INFO L93 Difference]: Finished difference Result 200 states and 298 transitions. [2022-03-18 21:15:21,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 21:15:21,561 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 58 [2022-03-18 21:15:21,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:15:21,562 INFO L225 Difference]: With dead ends: 200 [2022-03-18 21:15:21,562 INFO L226 Difference]: Without dead ends: 200 [2022-03-18 21:15:21,563 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:15:21,563 INFO L912 BasicCegarLoop]: 191 mSDtfsCounter, 20 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 356 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 491 SdHoareTripleChecker+Invalid, 364 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2022-03-18 21:15:21,563 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 491 Invalid, 364 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 356 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2022-03-18 21:15:21,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2022-03-18 21:15:21,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 187. [2022-03-18 21:15:21,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 182 states have (on average 1.521978021978022) internal successors, (277), 182 states have internal predecessors, (277), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:21,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 281 transitions. [2022-03-18 21:15:21,568 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 281 transitions. Word has length 58 [2022-03-18 21:15:21,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:15:21,568 INFO L478 AbstractCegarLoop]: Abstraction has 187 states and 281 transitions. [2022-03-18 21:15:21,569 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:21,569 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 281 transitions. [2022-03-18 21:15:21,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-03-18 21:15:21,569 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:15:21,569 INFO L500 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] [2022-03-18 21:15:21,569 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-18 21:15:21,570 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:15:21,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:15:21,570 INFO L85 PathProgramCache]: Analyzing trace with hash -553280842, now seen corresponding path program 1 times [2022-03-18 21:15:21,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:15:21,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682995341] [2022-03-18 21:15:21,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:15:21,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:15:21,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:21,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:15:21,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:21,670 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 21:15:21,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:15:21,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682995341] [2022-03-18 21:15:21,670 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1682995341] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:15:21,670 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:15:21,670 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 21:15:21,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557567509] [2022-03-18 21:15:21,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:15:21,671 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 21:15:21,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:15:21,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 21:15:21,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 21:15:21,671 INFO L87 Difference]: Start difference. First operand 187 states and 281 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:23,496 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:15:25,081 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:15:26,894 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:15:27,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:15:27,204 INFO L93 Difference]: Finished difference Result 190 states and 284 transitions. [2022-03-18 21:15:27,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 21:15:27,205 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 59 [2022-03-18 21:15:27,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:15:27,206 INFO L225 Difference]: With dead ends: 190 [2022-03-18 21:15:27,206 INFO L226 Difference]: Without dead ends: 190 [2022-03-18 21:15:27,206 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:15:27,207 INFO L912 BasicCegarLoop]: 198 mSDtfsCounter, 11 mSDsluCounter, 307 mSDsCounter, 0 mSdLazyCounter, 342 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 342 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2022-03-18 21:15:27,207 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 505 Invalid, 346 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 342 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2022-03-18 21:15:27,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2022-03-18 21:15:27,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 187. [2022-03-18 21:15:27,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 182 states have (on average 1.5164835164835164) internal successors, (276), 182 states have internal predecessors, (276), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:27,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 280 transitions. [2022-03-18 21:15:27,211 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 280 transitions. Word has length 59 [2022-03-18 21:15:27,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:15:27,212 INFO L478 AbstractCegarLoop]: Abstraction has 187 states and 280 transitions. [2022-03-18 21:15:27,212 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:27,212 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 280 transitions. [2022-03-18 21:15:27,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-03-18 21:15:27,212 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:15:27,213 INFO L500 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] [2022-03-18 21:15:27,213 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-18 21:15:27,213 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:15:27,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:15:27,213 INFO L85 PathProgramCache]: Analyzing trace with hash -186558363, now seen corresponding path program 1 times [2022-03-18 21:15:27,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:15:27,214 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102464009] [2022-03-18 21:15:27,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:15:27,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:15:27,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:27,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:15:27,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:27,326 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 21:15:27,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:15:27,327 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102464009] [2022-03-18 21:15:27,327 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102464009] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:15:27,327 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:15:27,327 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 21:15:27,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548307891] [2022-03-18 21:15:27,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:15:27,328 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 21:15:27,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:15:27,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 21:15:27,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 21:15:27,328 INFO L87 Difference]: Start difference. First operand 187 states and 280 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:29,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:15:29,748 INFO L93 Difference]: Finished difference Result 305 states and 461 transitions. [2022-03-18 21:15:29,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 21:15:29,749 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 59 [2022-03-18 21:15:29,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:15:29,750 INFO L225 Difference]: With dead ends: 305 [2022-03-18 21:15:29,750 INFO L226 Difference]: Without dead ends: 305 [2022-03-18 21:15:29,750 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:15:29,751 INFO L912 BasicCegarLoop]: 118 mSDtfsCounter, 134 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 476 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 344 SdHoareTripleChecker+Invalid, 537 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 476 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-18 21:15:29,751 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [134 Valid, 344 Invalid, 537 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 476 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-18 21:15:29,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2022-03-18 21:15:29,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 215. [2022-03-18 21:15:29,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 210 states have (on average 1.5380952380952382) internal successors, (323), 210 states have internal predecessors, (323), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:29,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 327 transitions. [2022-03-18 21:15:29,757 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 327 transitions. Word has length 59 [2022-03-18 21:15:29,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:15:29,757 INFO L478 AbstractCegarLoop]: Abstraction has 215 states and 327 transitions. [2022-03-18 21:15:29,757 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:29,758 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 327 transitions. [2022-03-18 21:15:29,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-03-18 21:15:29,758 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:15:29,758 INFO L500 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] [2022-03-18 21:15:29,758 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-18 21:15:29,759 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:15:29,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:15:29,759 INFO L85 PathProgramCache]: Analyzing trace with hash 1871719059, now seen corresponding path program 1 times [2022-03-18 21:15:29,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:15:29,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700953459] [2022-03-18 21:15:29,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:15:29,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:15:29,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:29,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:15:29,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:29,866 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 21:15:29,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:15:29,866 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700953459] [2022-03-18 21:15:29,866 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [700953459] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:15:29,866 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:15:29,867 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 21:15:29,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089047770] [2022-03-18 21:15:29,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:15:29,867 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 21:15:29,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:15:29,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 21:15:29,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 21:15:29,868 INFO L87 Difference]: Start difference. First operand 215 states and 327 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:31,499 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:15:33,579 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:15:35,279 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:15:35,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:15:35,630 INFO L93 Difference]: Finished difference Result 257 states and 388 transitions. [2022-03-18 21:15:35,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 21:15:35,630 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (3), 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 60 [2022-03-18 21:15:35,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:15:35,632 INFO L225 Difference]: With dead ends: 257 [2022-03-18 21:15:35,632 INFO L226 Difference]: Without dead ends: 257 [2022-03-18 21:15:35,632 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:15:35,633 INFO L912 BasicCegarLoop]: 195 mSDtfsCounter, 31 mSDsluCounter, 310 mSDsCounter, 0 mSdLazyCounter, 396 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 396 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2022-03-18 21:15:35,633 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [31 Valid, 505 Invalid, 407 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 396 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2022-03-18 21:15:35,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2022-03-18 21:15:35,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 237. [2022-03-18 21:15:35,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 232 states have (on average 1.543103448275862) internal successors, (358), 232 states have internal predecessors, (358), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:35,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 362 transitions. [2022-03-18 21:15:35,638 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 362 transitions. Word has length 60 [2022-03-18 21:15:35,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:15:35,638 INFO L478 AbstractCegarLoop]: Abstraction has 237 states and 362 transitions. [2022-03-18 21:15:35,639 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:35,639 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 362 transitions. [2022-03-18 21:15:35,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-03-18 21:15:35,639 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:15:35,639 INFO L500 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] [2022-03-18 21:15:35,640 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-18 21:15:35,640 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:15:35,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:15:35,640 INFO L85 PathProgramCache]: Analyzing trace with hash 1940068921, now seen corresponding path program 1 times [2022-03-18 21:15:35,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:15:35,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497334083] [2022-03-18 21:15:35,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:15:35,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:15:35,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:35,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:15:35,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:35,754 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-03-18 21:15:35,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:15:35,754 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497334083] [2022-03-18 21:15:35,754 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497334083] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:15:35,754 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:15:35,754 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 21:15:35,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827811165] [2022-03-18 21:15:35,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:15:35,755 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 21:15:35,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:15:35,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 21:15:35,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 21:15:35,756 INFO L87 Difference]: Start difference. First operand 237 states and 362 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:36,916 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:15:38,654 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:15:40,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:15:40,168 INFO L93 Difference]: Finished difference Result 250 states and 377 transitions. [2022-03-18 21:15:40,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 21:15:40,169 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 74 [2022-03-18 21:15:40,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:15:40,170 INFO L225 Difference]: With dead ends: 250 [2022-03-18 21:15:40,170 INFO L226 Difference]: Without dead ends: 250 [2022-03-18 21:15:40,170 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:15:40,171 INFO L912 BasicCegarLoop]: 231 mSDtfsCounter, 21 mSDsluCounter, 345 mSDsCounter, 0 mSdLazyCounter, 401 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 576 SdHoareTripleChecker+Invalid, 411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-03-18 21:15:40,171 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 576 Invalid, 411 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 401 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-03-18 21:15:40,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2022-03-18 21:15:40,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 237. [2022-03-18 21:15:40,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 232 states have (on average 1.5387931034482758) internal successors, (357), 232 states have internal predecessors, (357), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:40,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 361 transitions. [2022-03-18 21:15:40,176 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 361 transitions. Word has length 74 [2022-03-18 21:15:40,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:15:40,176 INFO L478 AbstractCegarLoop]: Abstraction has 237 states and 361 transitions. [2022-03-18 21:15:40,176 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:40,176 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 361 transitions. [2022-03-18 21:15:40,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-03-18 21:15:40,177 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:15:40,177 INFO L500 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] [2022-03-18 21:15:40,177 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-18 21:15:40,177 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:15:40,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:15:40,178 INFO L85 PathProgramCache]: Analyzing trace with hash -534019623, now seen corresponding path program 1 times [2022-03-18 21:15:40,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:15:40,178 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089365180] [2022-03-18 21:15:40,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:15:40,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:15:40,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:40,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:15:40,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:40,290 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 21:15:40,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:15:40,291 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089365180] [2022-03-18 21:15:40,291 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089365180] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:15:40,291 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:15:40,291 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 21:15:40,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503791220] [2022-03-18 21:15:40,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:15:40,291 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 21:15:40,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:15:40,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 21:15:40,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 21:15:40,292 INFO L87 Difference]: Start difference. First operand 237 states and 361 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:42,527 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:15:44,546 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:15:44,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:15:44,911 INFO L93 Difference]: Finished difference Result 255 states and 384 transitions. [2022-03-18 21:15:44,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 21:15:44,911 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 74 [2022-03-18 21:15:44,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:15:44,912 INFO L225 Difference]: With dead ends: 255 [2022-03-18 21:15:44,912 INFO L226 Difference]: Without dead ends: 255 [2022-03-18 21:15:44,912 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:15:44,913 INFO L912 BasicCegarLoop]: 198 mSDtfsCounter, 35 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 390 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 509 SdHoareTripleChecker+Invalid, 401 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 390 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-03-18 21:15:44,913 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 509 Invalid, 401 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 390 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2022-03-18 21:15:44,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2022-03-18 21:15:44,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 237. [2022-03-18 21:15:44,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 232 states have (on average 1.5344827586206897) internal successors, (356), 232 states have internal predecessors, (356), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:44,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 360 transitions. [2022-03-18 21:15:44,918 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 360 transitions. Word has length 74 [2022-03-18 21:15:44,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:15:44,918 INFO L478 AbstractCegarLoop]: Abstraction has 237 states and 360 transitions. [2022-03-18 21:15:44,919 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:44,919 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 360 transitions. [2022-03-18 21:15:44,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-18 21:15:44,919 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:15:44,919 INFO L500 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] [2022-03-18 21:15:44,919 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-18 21:15:44,920 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:15:44,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:15:44,920 INFO L85 PathProgramCache]: Analyzing trace with hash -801809009, now seen corresponding path program 1 times [2022-03-18 21:15:44,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:15:44,920 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686215266] [2022-03-18 21:15:44,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:15:44,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:15:44,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:45,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:15:45,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:45,044 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-18 21:15:45,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:15:45,045 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686215266] [2022-03-18 21:15:45,045 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1686215266] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:15:45,045 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:15:45,045 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-03-18 21:15:45,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665957324] [2022-03-18 21:15:45,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:15:45,046 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-18 21:15:45,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:15:45,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-18 21:15:45,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:15:45,049 INFO L87 Difference]: Start difference. First operand 237 states and 360 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:47,060 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 [] [2022-03-18 21:15:47,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:15:47,511 INFO L93 Difference]: Finished difference Result 246 states and 371 transitions. [2022-03-18 21:15:47,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-18 21:15:47,512 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 75 [2022-03-18 21:15:47,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:15:47,513 INFO L225 Difference]: With dead ends: 246 [2022-03-18 21:15:47,513 INFO L226 Difference]: Without dead ends: 246 [2022-03-18 21:15:47,513 INFO L911 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 [2022-03-18 21:15:47,514 INFO L912 BasicCegarLoop]: 203 mSDtfsCounter, 3 mSDsluCounter, 430 mSDsCounter, 0 mSdLazyCounter, 431 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 633 SdHoareTripleChecker+Invalid, 436 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 431 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-18 21:15:47,514 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 633 Invalid, 436 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 431 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-03-18 21:15:47,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2022-03-18 21:15:47,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 246. [2022-03-18 21:15:47,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 241 states have (on average 1.5228215767634854) internal successors, (367), 241 states have internal predecessors, (367), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:47,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 371 transitions. [2022-03-18 21:15:47,519 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 371 transitions. Word has length 75 [2022-03-18 21:15:47,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:15:47,519 INFO L478 AbstractCegarLoop]: Abstraction has 246 states and 371 transitions. [2022-03-18 21:15:47,519 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:47,519 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 371 transitions. [2022-03-18 21:15:47,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-18 21:15:47,520 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:15:47,520 INFO L500 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1] [2022-03-18 21:15:47,520 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-18 21:15:47,520 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:15:47,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:15:47,520 INFO L85 PathProgramCache]: Analyzing trace with hash 1681571247, now seen corresponding path program 1 times [2022-03-18 21:15:47,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:15:47,521 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471316683] [2022-03-18 21:15:47,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:15:47,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:15:47,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:47,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:15:47,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:47,648 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 21:15:47,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:15:47,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471316683] [2022-03-18 21:15:47,648 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471316683] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:15:47,648 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:15:47,649 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 21:15:47,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274856146] [2022-03-18 21:15:47,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:15:47,649 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 21:15:47,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:15:47,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 21:15:47,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 21:15:47,650 INFO L87 Difference]: Start difference. First operand 246 states and 371 transitions. Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:50,107 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:15:51,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:15:51,221 INFO L93 Difference]: Finished difference Result 273 states and 405 transitions. [2022-03-18 21:15:51,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 21:15:51,221 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 75 [2022-03-18 21:15:51,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:15:51,223 INFO L225 Difference]: With dead ends: 273 [2022-03-18 21:15:51,223 INFO L226 Difference]: Without dead ends: 273 [2022-03-18 21:15:51,223 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:15:51,223 INFO L912 BasicCegarLoop]: 198 mSDtfsCounter, 39 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 391 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 509 SdHoareTripleChecker+Invalid, 401 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 391 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2022-03-18 21:15:51,224 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [39 Valid, 509 Invalid, 401 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 391 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2022-03-18 21:15:51,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2022-03-18 21:15:51,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 246. [2022-03-18 21:15:51,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 241 states have (on average 1.5186721991701244) internal successors, (366), 241 states have internal predecessors, (366), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:51,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 370 transitions. [2022-03-18 21:15:51,229 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 370 transitions. Word has length 75 [2022-03-18 21:15:51,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:15:51,229 INFO L478 AbstractCegarLoop]: Abstraction has 246 states and 370 transitions. [2022-03-18 21:15:51,229 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:51,229 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 370 transitions. [2022-03-18 21:15:51,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-03-18 21:15:51,230 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:15:51,230 INFO L500 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] [2022-03-18 21:15:51,230 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-18 21:15:51,230 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:15:51,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:15:51,230 INFO L85 PathProgramCache]: Analyzing trace with hash -1399153773, now seen corresponding path program 1 times [2022-03-18 21:15:51,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:15:51,231 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783728399] [2022-03-18 21:15:51,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:15:51,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:15:51,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:51,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:15:51,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:51,340 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 21:15:51,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:15:51,341 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783728399] [2022-03-18 21:15:51,342 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783728399] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:15:51,342 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:15:51,342 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 21:15:51,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644278622] [2022-03-18 21:15:51,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:15:51,343 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 21:15:51,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:15:51,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 21:15:51,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 21:15:51,344 INFO L87 Difference]: Start difference. First operand 246 states and 370 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:53,535 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:15:55,556 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:15:56,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:15:56,684 INFO L93 Difference]: Finished difference Result 355 states and 531 transitions. [2022-03-18 21:15:56,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 21:15:56,684 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 77 [2022-03-18 21:15:56,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:15:56,686 INFO L225 Difference]: With dead ends: 355 [2022-03-18 21:15:56,686 INFO L226 Difference]: Without dead ends: 355 [2022-03-18 21:15:56,686 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:15:56,686 INFO L912 BasicCegarLoop]: 118 mSDtfsCounter, 148 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 474 mSolverCounterSat, 63 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 344 SdHoareTripleChecker+Invalid, 538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 474 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-03-18 21:15:56,687 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [148 Valid, 344 Invalid, 538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 474 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2022-03-18 21:15:56,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2022-03-18 21:15:56,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 246. [2022-03-18 21:15:56,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 241 states have (on average 1.5020746887966805) internal successors, (362), 241 states have internal predecessors, (362), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:56,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 366 transitions. [2022-03-18 21:15:56,692 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 366 transitions. Word has length 77 [2022-03-18 21:15:56,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:15:56,692 INFO L478 AbstractCegarLoop]: Abstraction has 246 states and 366 transitions. [2022-03-18 21:15:56,692 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:56,692 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 366 transitions. [2022-03-18 21:15:56,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-03-18 21:15:56,693 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:15:56,693 INFO L500 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] [2022-03-18 21:15:56,693 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-18 21:15:56,693 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:15:56,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:15:56,693 INFO L85 PathProgramCache]: Analyzing trace with hash -1192836383, now seen corresponding path program 1 times [2022-03-18 21:15:56,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:15:56,694 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434641297] [2022-03-18 21:15:56,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:15:56,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:15:56,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:56,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:15:56,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:15:56,822 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 21:15:56,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:15:56,822 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434641297] [2022-03-18 21:15:56,822 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1434641297] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:15:56,822 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:15:56,823 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 21:15:56,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099100763] [2022-03-18 21:15:56,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:15:56,823 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 21:15:56,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:15:56,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 21:15:56,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 21:15:56,824 INFO L87 Difference]: Start difference. First operand 246 states and 366 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:15:58,203 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:16:01,465 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:16:01,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:16:01,930 INFO L93 Difference]: Finished difference Result 355 states and 527 transitions. [2022-03-18 21:16:01,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 21:16:01,930 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 78 [2022-03-18 21:16:01,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:16:01,932 INFO L225 Difference]: With dead ends: 355 [2022-03-18 21:16:01,932 INFO L226 Difference]: Without dead ends: 355 [2022-03-18 21:16:01,932 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:16:01,932 INFO L912 BasicCegarLoop]: 118 mSDtfsCounter, 146 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 344 SdHoareTripleChecker+Invalid, 538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2022-03-18 21:16:01,933 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [146 Valid, 344 Invalid, 538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2022-03-18 21:16:01,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2022-03-18 21:16:01,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 246. [2022-03-18 21:16:01,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 241 states have (on average 1.4854771784232366) internal successors, (358), 241 states have internal predecessors, (358), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:01,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 362 transitions. [2022-03-18 21:16:01,938 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 362 transitions. Word has length 78 [2022-03-18 21:16:01,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:16:01,938 INFO L478 AbstractCegarLoop]: Abstraction has 246 states and 362 transitions. [2022-03-18 21:16:01,938 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:01,939 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 362 transitions. [2022-03-18 21:16:01,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-03-18 21:16:01,939 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:16:01,939 INFO L500 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] [2022-03-18 21:16:01,939 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-18 21:16:01,940 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:16:01,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:16:01,940 INFO L85 PathProgramCache]: Analyzing trace with hash -1089053230, now seen corresponding path program 1 times [2022-03-18 21:16:01,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:16:01,940 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344833045] [2022-03-18 21:16:01,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:16:01,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:16:02,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:02,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:16:02,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:02,071 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-18 21:16:02,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:16:02,071 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344833045] [2022-03-18 21:16:02,072 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344833045] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:16:02,072 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:16:02,072 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 21:16:02,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271335390] [2022-03-18 21:16:02,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:16:02,072 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 21:16:02,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:16:02,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 21:16:02,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 21:16:02,073 INFO L87 Difference]: Start difference. First operand 246 states and 362 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:04,980 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:16:06,746 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:16:07,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:16:07,191 INFO L93 Difference]: Finished difference Result 353 states and 517 transitions. [2022-03-18 21:16:07,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 21:16:07,191 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 82 [2022-03-18 21:16:07,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:16:07,192 INFO L225 Difference]: With dead ends: 353 [2022-03-18 21:16:07,193 INFO L226 Difference]: Without dead ends: 353 [2022-03-18 21:16:07,193 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:16:07,193 INFO L912 BasicCegarLoop]: 199 mSDtfsCounter, 90 mSDsluCounter, 314 mSDsCounter, 0 mSdLazyCounter, 527 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 513 SdHoareTripleChecker+Invalid, 543 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 527 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2022-03-18 21:16:07,193 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [90 Valid, 513 Invalid, 543 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 527 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2022-03-18 21:16:07,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2022-03-18 21:16:07,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 277. [2022-03-18 21:16:07,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 277 states, 272 states have (on average 1.4926470588235294) internal successors, (406), 272 states have internal predecessors, (406), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:07,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 410 transitions. [2022-03-18 21:16:07,199 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 410 transitions. Word has length 82 [2022-03-18 21:16:07,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:16:07,200 INFO L478 AbstractCegarLoop]: Abstraction has 277 states and 410 transitions. [2022-03-18 21:16:07,200 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:07,200 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 410 transitions. [2022-03-18 21:16:07,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-03-18 21:16:07,200 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:16:07,201 INFO L500 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] [2022-03-18 21:16:07,201 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-18 21:16:07,201 INFO L403 AbstractCegarLoop]: === Iteration 19 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:16:07,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:16:07,201 INFO L85 PathProgramCache]: Analyzing trace with hash -63561231, now seen corresponding path program 1 times [2022-03-18 21:16:07,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:16:07,201 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297462434] [2022-03-18 21:16:07,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:16:07,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:16:07,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:07,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:16:07,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:07,323 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-18 21:16:07,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:16:07,323 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297462434] [2022-03-18 21:16:07,323 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297462434] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:16:07,323 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:16:07,323 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 21:16:07,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347214129] [2022-03-18 21:16:07,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:16:07,324 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 21:16:07,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:16:07,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 21:16:07,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 21:16:07,325 INFO L87 Difference]: Start difference. First operand 277 states and 410 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:10,802 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:16:12,841 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:16:13,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:16:13,312 INFO L93 Difference]: Finished difference Result 335 states and 491 transitions. [2022-03-18 21:16:13,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 21:16:13,313 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 82 [2022-03-18 21:16:13,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:16:13,314 INFO L225 Difference]: With dead ends: 335 [2022-03-18 21:16:13,314 INFO L226 Difference]: Without dead ends: 335 [2022-03-18 21:16:13,314 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:16:13,315 INFO L912 BasicCegarLoop]: 246 mSDtfsCounter, 37 mSDsluCounter, 359 mSDsCounter, 0 mSdLazyCounter, 467 mSolverCounterSat, 11 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 605 SdHoareTripleChecker+Invalid, 480 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 467 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2022-03-18 21:16:13,315 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [37 Valid, 605 Invalid, 480 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 467 Invalid, 2 Unknown, 0 Unchecked, 6.0s Time] [2022-03-18 21:16:13,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2022-03-18 21:16:13,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 301. [2022-03-18 21:16:13,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 301 states, 296 states have (on average 1.4966216216216217) internal successors, (443), 296 states have internal predecessors, (443), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:13,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 447 transitions. [2022-03-18 21:16:13,321 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 447 transitions. Word has length 82 [2022-03-18 21:16:13,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:16:13,321 INFO L478 AbstractCegarLoop]: Abstraction has 301 states and 447 transitions. [2022-03-18 21:16:13,321 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:13,321 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 447 transitions. [2022-03-18 21:16:13,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-03-18 21:16:13,322 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:16:13,322 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-03-18 21:16:13,322 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-18 21:16:13,322 INFO L403 AbstractCegarLoop]: === Iteration 20 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:16:13,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:16:13,323 INFO L85 PathProgramCache]: Analyzing trace with hash 2130514276, now seen corresponding path program 1 times [2022-03-18 21:16:13,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:16:13,323 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322701872] [2022-03-18 21:16:13,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:16:13,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:16:13,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:13,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:16:13,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:13,424 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-18 21:16:13,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:16:13,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322701872] [2022-03-18 21:16:13,424 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322701872] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:16:13,424 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:16:13,424 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 21:16:13,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840456392] [2022-03-18 21:16:13,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:16:13,425 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 21:16:13,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:16:13,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 21:16:13,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 21:16:13,425 INFO L87 Difference]: Start difference. First operand 301 states and 447 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:16,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:16:16,084 INFO L93 Difference]: Finished difference Result 400 states and 594 transitions. [2022-03-18 21:16:16,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 21:16:16,084 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 87 [2022-03-18 21:16:16,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:16:16,086 INFO L225 Difference]: With dead ends: 400 [2022-03-18 21:16:16,086 INFO L226 Difference]: Without dead ends: 400 [2022-03-18 21:16:16,086 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:16:16,086 INFO L912 BasicCegarLoop]: 119 mSDtfsCounter, 149 mSDsluCounter, 227 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-03-18 21:16:16,087 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [149 Valid, 346 Invalid, 535 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-03-18 21:16:16,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 400 states. [2022-03-18 21:16:16,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 400 to 301. [2022-03-18 21:16:16,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 301 states, 296 states have (on average 1.4763513513513513) internal successors, (437), 296 states have internal predecessors, (437), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:16,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 441 transitions. [2022-03-18 21:16:16,092 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 441 transitions. Word has length 87 [2022-03-18 21:16:16,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:16:16,092 INFO L478 AbstractCegarLoop]: Abstraction has 301 states and 441 transitions. [2022-03-18 21:16:16,093 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:16,093 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 441 transitions. [2022-03-18 21:16:16,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-03-18 21:16:16,093 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:16:16,094 INFO L500 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] [2022-03-18 21:16:16,094 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-18 21:16:16,094 INFO L403 AbstractCegarLoop]: === Iteration 21 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:16:16,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:16:16,094 INFO L85 PathProgramCache]: Analyzing trace with hash 1881310108, now seen corresponding path program 1 times [2022-03-18 21:16:16,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:16:16,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372069400] [2022-03-18 21:16:16,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:16:16,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:16:16,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:16,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:16:16,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:16,205 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-18 21:16:16,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:16:16,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372069400] [2022-03-18 21:16:16,205 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372069400] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:16:16,205 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:16:16,205 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 21:16:16,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392126540] [2022-03-18 21:16:16,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:16:16,206 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 21:16:16,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:16:16,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 21:16:16,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 21:16:16,207 INFO L87 Difference]: Start difference. First operand 301 states and 441 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:18,873 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:16:19,929 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:16:20,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:16:20,362 INFO L93 Difference]: Finished difference Result 429 states and 638 transitions. [2022-03-18 21:16:20,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 21:16:20,363 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 1 states have call successors, (3), 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 [2022-03-18 21:16:20,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:16:20,364 INFO L225 Difference]: With dead ends: 429 [2022-03-18 21:16:20,364 INFO L226 Difference]: Without dead ends: 429 [2022-03-18 21:16:20,364 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:16:20,365 INFO L912 BasicCegarLoop]: 120 mSDtfsCounter, 120 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 348 SdHoareTripleChecker+Invalid, 535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-03-18 21:16:20,365 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [120 Valid, 348 Invalid, 535 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2022-03-18 21:16:20,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2022-03-18 21:16:20,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 351. [2022-03-18 21:16:20,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 351 states, 346 states have (on average 1.5115606936416186) internal successors, (523), 346 states have internal predecessors, (523), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:20,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 527 transitions. [2022-03-18 21:16:20,372 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 527 transitions. Word has length 88 [2022-03-18 21:16:20,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:16:20,372 INFO L478 AbstractCegarLoop]: Abstraction has 351 states and 527 transitions. [2022-03-18 21:16:20,372 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:20,372 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 527 transitions. [2022-03-18 21:16:20,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-03-18 21:16:20,373 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:16:20,373 INFO L500 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] [2022-03-18 21:16:20,373 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-18 21:16:20,374 INFO L403 AbstractCegarLoop]: === Iteration 22 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:16:20,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:16:20,374 INFO L85 PathProgramCache]: Analyzing trace with hash -1779498248, now seen corresponding path program 1 times [2022-03-18 21:16:20,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:16:20,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588098593] [2022-03-18 21:16:20,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:16:20,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:16:20,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:20,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:16:20,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:20,483 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-18 21:16:20,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:16:20,484 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588098593] [2022-03-18 21:16:20,484 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588098593] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:16:20,484 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:16:20,484 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 21:16:20,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29942317] [2022-03-18 21:16:20,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:16:20,485 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 21:16:20,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:16:20,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 21:16:20,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 21:16:20,485 INFO L87 Difference]: Start difference. First operand 351 states and 527 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 4 states have internal predecessors, (75), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:21,867 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:16:23,453 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:16:25,084 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:16:25,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:16:25,526 INFO L93 Difference]: Finished difference Result 409 states and 609 transitions. [2022-03-18 21:16:25,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 21:16:25,527 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 4 states have internal predecessors, (75), 1 states have call successors, (3), 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 89 [2022-03-18 21:16:25,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:16:25,529 INFO L225 Difference]: With dead ends: 409 [2022-03-18 21:16:25,529 INFO L226 Difference]: Without dead ends: 409 [2022-03-18 21:16:25,529 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:16:25,530 INFO L912 BasicCegarLoop]: 184 mSDtfsCounter, 67 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 497 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 483 SdHoareTripleChecker+Invalid, 511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 497 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-03-18 21:16:25,530 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [67 Valid, 483 Invalid, 511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 497 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-03-18 21:16:25,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2022-03-18 21:16:25,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 362. [2022-03-18 21:16:25,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 362 states, 357 states have (on average 1.5210084033613445) internal successors, (543), 357 states have internal predecessors, (543), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:25,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 547 transitions. [2022-03-18 21:16:25,536 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 547 transitions. Word has length 89 [2022-03-18 21:16:25,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:16:25,537 INFO L478 AbstractCegarLoop]: Abstraction has 362 states and 547 transitions. [2022-03-18 21:16:25,537 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 4 states have internal predecessors, (75), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:25,537 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 547 transitions. [2022-03-18 21:16:25,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-03-18 21:16:25,538 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:16:25,538 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 21:16:25,538 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-18 21:16:25,538 INFO L403 AbstractCegarLoop]: === Iteration 23 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:16:25,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:16:25,539 INFO L85 PathProgramCache]: Analyzing trace with hash 1616616152, now seen corresponding path program 1 times [2022-03-18 21:16:25,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:16:25,539 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514505941] [2022-03-18 21:16:25,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:16:25,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:16:25,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:25,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:16:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:25,680 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-18 21:16:25,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:16:25,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514505941] [2022-03-18 21:16:25,680 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514505941] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:16:25,680 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:16:25,680 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 21:16:25,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9275485] [2022-03-18 21:16:25,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:16:25,682 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 21:16:25,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:16:25,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 21:16:25,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 21:16:25,682 INFO L87 Difference]: Start difference. First operand 362 states and 547 transitions. Second operand has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:28,883 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:16:30,906 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:16:31,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:16:31,315 INFO L93 Difference]: Finished difference Result 451 states and 675 transitions. [2022-03-18 21:16:31,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 21:16:31,315 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 1 states have call successors, (3), 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 96 [2022-03-18 21:16:31,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:16:31,319 INFO L225 Difference]: With dead ends: 451 [2022-03-18 21:16:31,319 INFO L226 Difference]: Without dead ends: 451 [2022-03-18 21:16:31,319 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:16:31,320 INFO L912 BasicCegarLoop]: 120 mSDtfsCounter, 142 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 472 mSolverCounterSat, 61 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 348 SdHoareTripleChecker+Invalid, 535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 472 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-03-18 21:16:31,324 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [142 Valid, 348 Invalid, 535 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 472 Invalid, 2 Unknown, 0 Unchecked, 5.6s Time] [2022-03-18 21:16:31,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2022-03-18 21:16:31,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 362. [2022-03-18 21:16:31,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 362 states, 357 states have (on average 1.5070028011204482) internal successors, (538), 357 states have internal predecessors, (538), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:31,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 542 transitions. [2022-03-18 21:16:31,345 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 542 transitions. Word has length 96 [2022-03-18 21:16:31,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:16:31,345 INFO L478 AbstractCegarLoop]: Abstraction has 362 states and 542 transitions. [2022-03-18 21:16:31,345 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:31,345 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 542 transitions. [2022-03-18 21:16:31,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-03-18 21:16:31,348 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:16:31,348 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-03-18 21:16:31,348 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-18 21:16:31,348 INFO L403 AbstractCegarLoop]: === Iteration 24 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:16:31,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:16:31,349 INFO L85 PathProgramCache]: Analyzing trace with hash -368196464, now seen corresponding path program 1 times [2022-03-18 21:16:31,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:16:31,349 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26169073] [2022-03-18 21:16:31,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:16:31,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:16:31,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:31,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:16:31,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:31,499 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-18 21:16:31,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:16:31,499 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26169073] [2022-03-18 21:16:31,499 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [26169073] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:16:31,499 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:16:31,499 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 21:16:31,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528275769] [2022-03-18 21:16:31,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:16:31,500 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 21:16:31,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:16:31,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 21:16:31,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 21:16:31,500 INFO L87 Difference]: Start difference. First operand 362 states and 542 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) [2022-03-18 21:16:32,876 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:16:34,900 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:16:36,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:16:36,819 INFO L93 Difference]: Finished difference Result 441 states and 656 transitions. [2022-03-18 21:16:36,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 21:16:36,819 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 97 [2022-03-18 21:16:36,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:16:36,820 INFO L225 Difference]: With dead ends: 441 [2022-03-18 21:16:36,821 INFO L226 Difference]: Without dead ends: 441 [2022-03-18 21:16:36,821 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:16:36,821 INFO L912 BasicCegarLoop]: 130 mSDtfsCounter, 139 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 54 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 368 SdHoareTripleChecker+Invalid, 517 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-03-18 21:16:36,822 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [139 Valid, 368 Invalid, 517 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 462 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2022-03-18 21:16:36,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2022-03-18 21:16:36,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 362. [2022-03-18 21:16:36,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 362 states, 357 states have (on average 1.4901960784313726) internal successors, (532), 357 states have internal predecessors, (532), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:36,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 536 transitions. [2022-03-18 21:16:36,827 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 536 transitions. Word has length 97 [2022-03-18 21:16:36,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:16:36,828 INFO L478 AbstractCegarLoop]: Abstraction has 362 states and 536 transitions. [2022-03-18 21:16:36,828 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) [2022-03-18 21:16:36,828 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 536 transitions. [2022-03-18 21:16:36,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-18 21:16:36,829 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:16:36,829 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 21:16:36,829 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-18 21:16:36,829 INFO L403 AbstractCegarLoop]: === Iteration 25 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:16:36,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:16:36,830 INFO L85 PathProgramCache]: Analyzing trace with hash -102121424, now seen corresponding path program 1 times [2022-03-18 21:16:36,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:16:36,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272027209] [2022-03-18 21:16:36,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:16:36,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:16:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:36,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:16:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:36,940 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-18 21:16:36,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:16:36,940 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272027209] [2022-03-18 21:16:36,940 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272027209] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:16:36,940 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:16:36,940 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 21:16:36,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569841207] [2022-03-18 21:16:36,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:16:36,941 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 21:16:36,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:16:36,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 21:16:36,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 21:16:36,941 INFO L87 Difference]: Start difference. First operand 362 states and 536 transitions. Second operand has 5 states, 5 states have (on average 18.0) internal successors, (90), 4 states have internal predecessors, (90), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:38,956 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:16:39,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:16:39,335 INFO L93 Difference]: Finished difference Result 397 states and 582 transitions. [2022-03-18 21:16:39,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 21:16:39,336 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.0) internal successors, (90), 4 states have internal predecessors, (90), 1 states have call successors, (3), 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 104 [2022-03-18 21:16:39,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:16:39,337 INFO L225 Difference]: With dead ends: 397 [2022-03-18 21:16:39,337 INFO L226 Difference]: Without dead ends: 397 [2022-03-18 21:16:39,338 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:16:39,338 INFO L912 BasicCegarLoop]: 200 mSDtfsCounter, 73 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 483 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 515 SdHoareTripleChecker+Invalid, 493 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 483 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-18 21:16:39,338 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [73 Valid, 515 Invalid, 493 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 483 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-03-18 21:16:39,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2022-03-18 21:16:39,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 362. [2022-03-18 21:16:39,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 362 states, 357 states have (on average 1.4873949579831933) internal successors, (531), 357 states have internal predecessors, (531), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:39,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 535 transitions. [2022-03-18 21:16:39,344 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 535 transitions. Word has length 104 [2022-03-18 21:16:39,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:16:39,344 INFO L478 AbstractCegarLoop]: Abstraction has 362 states and 535 transitions. [2022-03-18 21:16:39,344 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.0) internal successors, (90), 4 states have internal predecessors, (90), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:39,345 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 535 transitions. [2022-03-18 21:16:39,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-18 21:16:39,346 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:16:39,346 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 21:16:39,346 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-18 21:16:39,346 INFO L403 AbstractCegarLoop]: === Iteration 26 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:16:39,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:16:39,347 INFO L85 PathProgramCache]: Analyzing trace with hash -81784049, now seen corresponding path program 1 times [2022-03-18 21:16:39,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:16:39,347 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97165644] [2022-03-18 21:16:39,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:16:39,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:16:39,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:39,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:16:39,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:39,471 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-03-18 21:16:39,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:16:39,472 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97165644] [2022-03-18 21:16:39,472 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97165644] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:16:39,472 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:16:39,472 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 21:16:39,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86680306] [2022-03-18 21:16:39,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:16:39,472 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 21:16:39,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:16:39,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 21:16:39,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 21:16:39,473 INFO L87 Difference]: Start difference. First operand 362 states and 535 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:41,942 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:16:42,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:16:42,521 INFO L93 Difference]: Finished difference Result 693 states and 1026 transitions. [2022-03-18 21:16:42,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 21:16:42,522 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (3), 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 104 [2022-03-18 21:16:42,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:16:42,524 INFO L225 Difference]: With dead ends: 693 [2022-03-18 21:16:42,524 INFO L226 Difference]: Without dead ends: 693 [2022-03-18 21:16:42,524 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 21:16:42,525 INFO L912 BasicCegarLoop]: 241 mSDtfsCounter, 143 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 284 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 435 SdHoareTripleChecker+Invalid, 295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 284 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-03-18 21:16:42,525 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [143 Valid, 435 Invalid, 295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 284 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-03-18 21:16:42,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 693 states. [2022-03-18 21:16:42,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 693 to 693. [2022-03-18 21:16:42,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 693 states, 688 states have (on average 1.4854651162790697) internal successors, (1022), 688 states have internal predecessors, (1022), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:42,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 693 states and 1026 transitions. [2022-03-18 21:16:42,533 INFO L78 Accepts]: Start accepts. Automaton has 693 states and 1026 transitions. Word has length 104 [2022-03-18 21:16:42,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:16:42,534 INFO L478 AbstractCegarLoop]: Abstraction has 693 states and 1026 transitions. [2022-03-18 21:16:42,534 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:42,534 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1026 transitions. [2022-03-18 21:16:42,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-18 21:16:42,535 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:16:42,536 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 21:16:42,536 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-18 21:16:42,536 INFO L403 AbstractCegarLoop]: === Iteration 27 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:16:42,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:16:42,536 INFO L85 PathProgramCache]: Analyzing trace with hash -2012403154, now seen corresponding path program 1 times [2022-03-18 21:16:42,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:16:42,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762102523] [2022-03-18 21:16:42,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:16:42,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:16:42,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:42,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:16:42,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:42,629 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-03-18 21:16:42,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:16:42,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762102523] [2022-03-18 21:16:42,629 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [762102523] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:16:42,629 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:16:42,629 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 21:16:42,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656800246] [2022-03-18 21:16:42,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:16:42,630 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 21:16:42,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:16:42,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 21:16:42,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 21:16:42,631 INFO L87 Difference]: Start difference. First operand 693 states and 1026 transitions. Second operand has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:45,655 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:16:45,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:16:45,937 INFO L93 Difference]: Finished difference Result 720 states and 1061 transitions. [2022-03-18 21:16:45,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 21:16:45,938 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 1 states have call successors, (3), 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 104 [2022-03-18 21:16:45,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:16:45,940 INFO L225 Difference]: With dead ends: 720 [2022-03-18 21:16:45,940 INFO L226 Difference]: Without dead ends: 720 [2022-03-18 21:16:45,940 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 21:16:45,941 INFO L912 BasicCegarLoop]: 223 mSDtfsCounter, 15 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 250 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-03-18 21:16:45,941 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 417 Invalid, 253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 250 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-03-18 21:16:45,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 720 states. [2022-03-18 21:16:45,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 720 to 720. [2022-03-18 21:16:45,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 720 states, 715 states have (on average 1.4783216783216784) internal successors, (1057), 715 states have internal predecessors, (1057), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:45,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 720 states and 1061 transitions. [2022-03-18 21:16:45,950 INFO L78 Accepts]: Start accepts. Automaton has 720 states and 1061 transitions. Word has length 104 [2022-03-18 21:16:45,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:16:45,950 INFO L478 AbstractCegarLoop]: Abstraction has 720 states and 1061 transitions. [2022-03-18 21:16:45,950 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:45,950 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1061 transitions. [2022-03-18 21:16:45,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-03-18 21:16:45,956 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:16:45,956 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 21:16:45,956 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-18 21:16:45,956 INFO L403 AbstractCegarLoop]: === Iteration 28 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:16:45,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:16:45,957 INFO L85 PathProgramCache]: Analyzing trace with hash -1592886323, now seen corresponding path program 1 times [2022-03-18 21:16:45,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:16:45,957 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916825318] [2022-03-18 21:16:45,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:16:45,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:16:46,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:46,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:16:46,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:46,088 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2022-03-18 21:16:46,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:16:46,089 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916825318] [2022-03-18 21:16:46,089 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916825318] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:16:46,090 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:16:46,090 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 21:16:46,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148877987] [2022-03-18 21:16:46,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:16:46,090 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 21:16:46,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:16:46,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 21:16:46,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 21:16:46,091 INFO L87 Difference]: Start difference. First operand 720 states and 1061 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 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) [2022-03-18 21:16:49,035 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:16:51,061 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:16:51,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:16:51,289 INFO L93 Difference]: Finished difference Result 722 states and 1063 transitions. [2022-03-18 21:16:51,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 21:16:51,290 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 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 104 [2022-03-18 21:16:51,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:16:51,291 INFO L225 Difference]: With dead ends: 722 [2022-03-18 21:16:51,291 INFO L226 Difference]: Without dead ends: 722 [2022-03-18 21:16:51,292 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 21:16:51,292 INFO L912 BasicCegarLoop]: 211 mSDtfsCounter, 4 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 234 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 396 SdHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 234 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2022-03-18 21:16:51,292 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 396 Invalid, 238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 234 Invalid, 2 Unknown, 0 Unchecked, 5.2s Time] [2022-03-18 21:16:51,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 722 states. [2022-03-18 21:16:51,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 722 to 722. [2022-03-18 21:16:51,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 722 states, 717 states have (on average 1.4769874476987448) internal successors, (1059), 717 states have internal predecessors, (1059), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:51,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 722 states and 1063 transitions. [2022-03-18 21:16:51,301 INFO L78 Accepts]: Start accepts. Automaton has 722 states and 1063 transitions. Word has length 104 [2022-03-18 21:16:51,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:16:51,301 INFO L478 AbstractCegarLoop]: Abstraction has 722 states and 1063 transitions. [2022-03-18 21:16:51,301 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 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) [2022-03-18 21:16:51,301 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1063 transitions. [2022-03-18 21:16:51,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-18 21:16:51,303 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:16:51,303 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 21:16:51,303 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-18 21:16:51,303 INFO L403 AbstractCegarLoop]: === Iteration 29 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:16:51,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:16:51,303 INFO L85 PathProgramCache]: Analyzing trace with hash -276398424, now seen corresponding path program 1 times [2022-03-18 21:16:51,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:16:51,304 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338324256] [2022-03-18 21:16:51,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:16:51,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:16:51,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:51,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:16:51,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:51,416 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-03-18 21:16:51,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:16:51,417 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338324256] [2022-03-18 21:16:51,417 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338324256] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:16:51,417 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:16:51,417 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 21:16:51,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976943038] [2022-03-18 21:16:51,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:16:51,417 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 21:16:51,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:16:51,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 21:16:51,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 21:16:51,418 INFO L87 Difference]: Start difference. First operand 722 states and 1063 transitions. Second operand has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:53,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:16:53,337 INFO L93 Difference]: Finished difference Result 1058 states and 1566 transitions. [2022-03-18 21:16:53,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 21:16:53,337 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 106 [2022-03-18 21:16:53,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:16:53,340 INFO L225 Difference]: With dead ends: 1058 [2022-03-18 21:16:53,340 INFO L226 Difference]: Without dead ends: 1058 [2022-03-18 21:16:53,340 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 21:16:53,340 INFO L912 BasicCegarLoop]: 194 mSDtfsCounter, 164 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 246 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 379 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 246 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-18 21:16:53,341 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [164 Valid, 379 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 246 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-18 21:16:53,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1058 states. [2022-03-18 21:16:53,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1058 to 1056. [2022-03-18 21:16:53,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1056 states, 1051 states have (on average 1.4852521408182684) internal successors, (1561), 1051 states have internal predecessors, (1561), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:53,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 1056 states and 1565 transitions. [2022-03-18 21:16:53,354 INFO L78 Accepts]: Start accepts. Automaton has 1056 states and 1565 transitions. Word has length 106 [2022-03-18 21:16:53,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:16:53,354 INFO L478 AbstractCegarLoop]: Abstraction has 1056 states and 1565 transitions. [2022-03-18 21:16:53,354 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:53,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1565 transitions. [2022-03-18 21:16:53,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-03-18 21:16:53,356 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:16:53,356 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 21:16:53,356 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-18 21:16:53,356 INFO L403 AbstractCegarLoop]: === Iteration 30 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:16:53,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:16:53,356 INFO L85 PathProgramCache]: Analyzing trace with hash 55993698, now seen corresponding path program 1 times [2022-03-18 21:16:53,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:16:53,357 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962115461] [2022-03-18 21:16:53,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:16:53,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:16:53,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:53,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:16:53,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:53,503 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-03-18 21:16:53,503 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:16:53,503 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962115461] [2022-03-18 21:16:53,503 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [962115461] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:16:53,503 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:16:53,504 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 21:16:53,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284075855] [2022-03-18 21:16:53,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:16:53,504 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 21:16:53,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:16:53,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 21:16:53,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 21:16:53,505 INFO L87 Difference]: Start difference. First operand 1056 states and 1565 transitions. Second operand has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:55,890 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:16:56,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:16:56,395 INFO L93 Difference]: Finished difference Result 1392 states and 2054 transitions. [2022-03-18 21:16:56,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 21:16:56,396 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 113 [2022-03-18 21:16:56,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:16:56,400 INFO L225 Difference]: With dead ends: 1392 [2022-03-18 21:16:56,400 INFO L226 Difference]: Without dead ends: 1392 [2022-03-18 21:16:56,400 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 21:16:56,400 INFO L912 BasicCegarLoop]: 382 mSDtfsCounter, 148 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 428 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 576 SdHoareTripleChecker+Invalid, 439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 428 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-03-18 21:16:56,401 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [148 Valid, 576 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 428 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-03-18 21:16:56,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1392 states. [2022-03-18 21:16:56,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1392 to 1390. [2022-03-18 21:16:56,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1390 states, 1385 states have (on average 1.47942238267148) internal successors, (2049), 1385 states have internal predecessors, (2049), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:56,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1390 states and 2053 transitions. [2022-03-18 21:16:56,416 INFO L78 Accepts]: Start accepts. Automaton has 1390 states and 2053 transitions. Word has length 113 [2022-03-18 21:16:56,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:16:56,417 INFO L478 AbstractCegarLoop]: Abstraction has 1390 states and 2053 transitions. [2022-03-18 21:16:56,417 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:56,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 2053 transitions. [2022-03-18 21:16:56,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-03-18 21:16:56,419 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:16:56,419 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 21:16:56,419 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-18 21:16:56,420 INFO L403 AbstractCegarLoop]: === Iteration 31 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:16:56,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:16:56,420 INFO L85 PathProgramCache]: Analyzing trace with hash -141195902, now seen corresponding path program 1 times [2022-03-18 21:16:56,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:16:56,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610508818] [2022-03-18 21:16:56,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:16:56,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:16:56,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:56,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:16:56,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:16:56,545 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-03-18 21:16:56,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:16:56,545 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610508818] [2022-03-18 21:16:56,545 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610508818] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:16:56,545 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:16:56,545 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 21:16:56,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281471464] [2022-03-18 21:16:56,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:16:56,546 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 21:16:56,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:16:56,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 21:16:56,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 21:16:56,546 INFO L87 Difference]: Start difference. First operand 1390 states and 2053 transitions. Second operand has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:16:57,918 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:16:59,756 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:17:01,775 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:17:02,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:17:02,177 INFO L93 Difference]: Finished difference Result 1700 states and 2501 transitions. [2022-03-18 21:17:02,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 21:17:02,178 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 1 states have call successors, (3), 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 130 [2022-03-18 21:17:02,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:17:02,183 INFO L225 Difference]: With dead ends: 1700 [2022-03-18 21:17:02,183 INFO L226 Difference]: Without dead ends: 1700 [2022-03-18 21:17:02,183 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 21:17:02,184 INFO L912 BasicCegarLoop]: 140 mSDtfsCounter, 109 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 472 mSolverCounterSat, 54 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 527 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 472 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-03-18 21:17:02,184 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [109 Valid, 388 Invalid, 527 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 472 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2022-03-18 21:17:02,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1700 states. [2022-03-18 21:17:02,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1700 to 1394. [2022-03-18 21:17:02,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1394 states, 1389 states have (on average 1.4838012958963283) internal successors, (2061), 1389 states have internal predecessors, (2061), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:17:02,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1394 states and 2065 transitions. [2022-03-18 21:17:02,201 INFO L78 Accepts]: Start accepts. Automaton has 1394 states and 2065 transitions. Word has length 130 [2022-03-18 21:17:02,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:17:02,202 INFO L478 AbstractCegarLoop]: Abstraction has 1394 states and 2065 transitions. [2022-03-18 21:17:02,202 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:17:02,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 2065 transitions. [2022-03-18 21:17:02,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-03-18 21:17:02,204 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:17:02,205 INFO L500 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 21:17:02,205 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-18 21:17:02,205 INFO L403 AbstractCegarLoop]: === Iteration 32 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:17:02,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:17:02,205 INFO L85 PathProgramCache]: Analyzing trace with hash 1588802902, now seen corresponding path program 1 times [2022-03-18 21:17:02,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:17:02,205 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334913057] [2022-03-18 21:17:02,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:17:02,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:17:02,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:17:02,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 21:17:02,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 21:17:02,642 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2022-03-18 21:17:02,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 21:17:02,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334913057] [2022-03-18 21:17:02,643 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334913057] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 21:17:02,643 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 21:17:02,643 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-03-18 21:17:02,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320259008] [2022-03-18 21:17:02,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 21:17:02,644 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-18 21:17:02,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 21:17:02,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-18 21:17:02,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-03-18 21:17:02,645 INFO L87 Difference]: Start difference. First operand 1394 states and 2065 transitions. Second operand has 7 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:17:03,882 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:17:05,384 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:17:07,657 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 21:17:08,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 21:17:08,416 INFO L93 Difference]: Finished difference Result 1402 states and 2075 transitions. [2022-03-18 21:17:08,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-18 21:17:08,417 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 134 [2022-03-18 21:17:08,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 21:17:08,420 INFO L225 Difference]: With dead ends: 1402 [2022-03-18 21:17:08,420 INFO L226 Difference]: Without dead ends: 1394 [2022-03-18 21:17:08,420 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-03-18 21:17:08,420 INFO L912 BasicCegarLoop]: 209 mSDtfsCounter, 7 mSDsluCounter, 633 mSDsCounter, 0 mSdLazyCounter, 444 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 842 SdHoareTripleChecker+Invalid, 448 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 444 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2022-03-18 21:17:08,420 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 842 Invalid, 448 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 444 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2022-03-18 21:17:08,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1394 states. [2022-03-18 21:17:08,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1394 to 1394. [2022-03-18 21:17:08,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1394 states, 1389 states have (on average 1.4830813534917207) internal successors, (2060), 1389 states have internal predecessors, (2060), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:17:08,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1394 states and 2064 transitions. [2022-03-18 21:17:08,434 INFO L78 Accepts]: Start accepts. Automaton has 1394 states and 2064 transitions. Word has length 134 [2022-03-18 21:17:08,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 21:17:08,435 INFO L478 AbstractCegarLoop]: Abstraction has 1394 states and 2064 transitions. [2022-03-18 21:17:08,435 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 21:17:08,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 2064 transitions. [2022-03-18 21:17:08,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-03-18 21:17:08,437 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 21:17:08,437 INFO L500 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 21:17:08,437 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-18 21:17:08,438 INFO L403 AbstractCegarLoop]: === Iteration 33 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 21:17:08,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 21:17:08,438 INFO L85 PathProgramCache]: Analyzing trace with hash 1296417077, now seen corresponding path program 1 times [2022-03-18 21:17:08,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 21:17:08,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686896316] [2022-03-18 21:17:08,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 21:17:08,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 21:17:09,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-18 21:17:09,030 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-03-18 21:17:09,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-18 21:17:09,342 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-03-18 21:17:09,343 INFO L614 BasicCegarLoop]: Counterexample is feasible [2022-03-18 21:17:09,343 INFO L788 garLoopResultBuilder]: Registering result UNSAFE for location ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-03-18 21:17:09,345 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-18 21:17:09,348 INFO L718 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 21:17:09,353 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-18 21:17:09,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.03 09:17:09 BasicIcfg [2022-03-18 21:17:09,474 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-18 21:17:09,475 INFO L158 Benchmark]: Toolchain (without parser) took 147936.24ms. Allocated memory was 175.1MB in the beginning and 276.8MB in the end (delta: 101.7MB). Free memory was 118.7MB in the beginning and 160.2MB in the end (delta: -41.6MB). Peak memory consumption was 149.3MB. Max. memory is 8.0GB. [2022-03-18 21:17:09,475 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 175.1MB. Free memory is still 137.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-18 21:17:09,475 INFO L158 Benchmark]: CACSL2BoogieTranslator took 504.04ms. Allocated memory was 175.1MB in the beginning and 230.7MB in the end (delta: 55.6MB). Free memory was 118.4MB in the beginning and 181.0MB in the end (delta: -62.6MB). Peak memory consumption was 17.3MB. Max. memory is 8.0GB. [2022-03-18 21:17:09,475 INFO L158 Benchmark]: Boogie Preprocessor took 122.04ms. Allocated memory is still 230.7MB. Free memory was 181.0MB in the beginning and 173.2MB in the end (delta: 7.8MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2022-03-18 21:17:09,475 INFO L158 Benchmark]: RCFGBuilder took 1380.68ms. Allocated memory is still 230.7MB. Free memory was 173.2MB in the beginning and 159.5MB in the end (delta: 13.6MB). Peak memory consumption was 49.3MB. Max. memory is 8.0GB. [2022-03-18 21:17:09,475 INFO L158 Benchmark]: IcfgTransformer took 46.04ms. Allocated memory is still 230.7MB. Free memory was 159.5MB in the beginning and 153.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-03-18 21:17:09,476 INFO L158 Benchmark]: TraceAbstraction took 145878.76ms. Allocated memory was 230.7MB in the beginning and 276.8MB in the end (delta: 46.1MB). Free memory was 153.2MB in the beginning and 160.2MB in the end (delta: -7.0MB). Peak memory consumption was 128.8MB. Max. memory is 8.0GB. [2022-03-18 21:17:09,476 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 175.1MB. Free memory is still 137.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 504.04ms. Allocated memory was 175.1MB in the beginning and 230.7MB in the end (delta: 55.6MB). Free memory was 118.4MB in the beginning and 181.0MB in the end (delta: -62.6MB). Peak memory consumption was 17.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 122.04ms. Allocated memory is still 230.7MB. Free memory was 181.0MB in the beginning and 173.2MB in the end (delta: 7.8MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1380.68ms. Allocated memory is still 230.7MB. Free memory was 173.2MB in the beginning and 159.5MB in the end (delta: 13.6MB). Peak memory consumption was 49.3MB. Max. memory is 8.0GB. * IcfgTransformer took 46.04ms. Allocated memory is still 230.7MB. Free memory was 159.5MB in the beginning and 153.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * TraceAbstraction took 145878.76ms. Allocated memory was 230.7MB in the beginning and 276.8MB in the end (delta: 46.1MB). Free memory was 153.2MB in the beginning and 160.2MB in the end (delta: -7.0MB). Peak memory consumption was 128.8MB. 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: 1757]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 1475. Possible FailurePath: [L1054] static int init = 1; [L1055] static SSL_METHOD SSLv3_server_data ; VAL [\old(init)=4294967308, \old(SSLv3_server_data)=null, \old(SSLv3_server_data)=null, init=1, SSLv3_server_data={4:0}] [L1077] SSL *s ; [L1078] int tmp ; [L1082] s = malloc(sizeof(SSL)) [L1083] s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1084] s->ctx = malloc(sizeof(SSL_CTX)) [L1085] s->session = malloc(sizeof(SSL_SESSION)) [L1087] s->info_callback = (void (*) ()) __VERIFIER_nondet_ulong() [L1088] s->options = __VERIFIER_nondet_ulong() [L1089] s->verify_mode = __VERIFIER_nondet_int() [L1090] EXPR s->session [L1090] (s->session)->peer = (struct x509_st*) __VERIFIER_nondet_ulong() [L1091] EXPR s->s3 [L1091] (s->s3)->tmp.cert_request = __VERIFIER_nondet_int() [L1092] EXPR s->s3 [L1092] (s->s3)->tmp.new_cipher = malloc(sizeof(struct ssl_cipher_st)) [L1093] EXPR s->s3 [L1093] EXPR (s->s3)->tmp.new_cipher [L1093] ((s->s3)->tmp.new_cipher)->algorithms = __VERIFIER_nondet_ulong() [L1094] EXPR s->s3 [L1094] EXPR (s->s3)->tmp.new_cipher [L1094] ((s->s3)->tmp.new_cipher)->algo_strength = __VERIFIER_nondet_ulong() [L1095] COND FALSE !(__VERIFIER_nondet_int()) [L1101] s->cert = malloc(sizeof(struct cert_st)) [L1102] EXPR s->cert [L1102] (s->cert)->pkeys[0].privatekey = (struct evp_pkey_st*) __VERIFIER_nondet_ulong() [L1105] CALL ssl3_accept(s) VAL [init=1, s={-6:0}, SSLv3_server_data={4:0}] [L1111] BUF_MEM *buf ; [L1112] unsigned long l ; [L1113] unsigned long Time ; [L1114] unsigned long tmp ; [L1115] void (*cb)() ; [L1116] long num1 ; [L1117] int ret ; [L1118] int new_state ; [L1119] int state ; [L1120] int skip ; [L1121] int got_new_session ; [L1122] int tmp___1 = __VERIFIER_nondet_int() ; [L1123] int tmp___2 = __VERIFIER_nondet_int() ; [L1124] int tmp___3 = __VERIFIER_nondet_int() ; [L1125] int tmp___4 = __VERIFIER_nondet_int() ; [L1126] int tmp___5 = __VERIFIER_nondet_int() ; [L1127] int tmp___6 = __VERIFIER_nondet_int() ; [L1128] int tmp___7 ; [L1129] long tmp___8 = __VERIFIER_nondet_long() ; [L1130] int tmp___9 = __VERIFIER_nondet_int() ; [L1131] int tmp___10 = __VERIFIER_nondet_int() ; [L1132] int blastFlag ; [L1136] s->state = 8464 [L1137] blastFlag = 0 [L1138] s->hit=__VERIFIER_nondet_int () [L1139] s->state = 8464 [L1140] tmp = __VERIFIER_nondet_int() [L1141] Time = tmp [L1142] cb = (void (*)())((void *)0) [L1143] ret = -1 [L1144] skip = 0 [L1145] got_new_session = 0 [L1146] EXPR s->info_callback VAL [={0:0}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-6:0}, s={-6:0}, s->info_callback={0:6}, skip=0, SSLv3_server_data={4:0}, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1146] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1147] EXPR s->info_callback [L1147] cb = s->info_callback [L1151] EXPR s->in_handshake [L1151] s->in_handshake += 1 [L1152] COND FALSE !(tmp___1 & 12288) VAL [={0:6}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-6:0}, s={-6:0}, skip=0, SSLv3_server_data={4:0}, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1161] EXPR s->cert VAL [={0:6}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-6:0}, s={-6:0}, s->cert={-4294967295:0}, skip=0, SSLv3_server_data={4:0}, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1161] COND FALSE !((unsigned long )s->cert == (unsigned long )((void *)0)) [L1167] COND TRUE 1 VAL [={0:6}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-6:0}, s={-6:0}, skip=0, SSLv3_server_data={4:0}, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:6}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-6:0}, s={-6:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:6}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-6:0}, s={-6:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:6}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-6:0}, s={-6:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:6}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-6:0}, s={-6:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:6}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-6:0}, s={-6:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:6}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-6:0}, s={-6:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:6}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-6:0}, s={-6:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:6}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-6:0}, s={-6:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:6}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-6:0}, s={-6:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1194] COND TRUE s->state == 8464 [L1354] s->shutdown = 0 [L1355] ret = __VERIFIER_nondet_int() [L1356] COND TRUE blastFlag == 0 [L1357] blastFlag = 1 VAL [={0:6}, blastFlag=1, got_new_session=0, init=1, ret=1, s={-6:0}, s={-6:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1361] COND FALSE !(ret <= 0) [L1366] got_new_session = 1 [L1367] s->state = 8496 [L1368] s->init_num = 0 VAL [={0:6}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1716] EXPR s->s3 [L1716] EXPR (s->s3)->tmp.reuse_message VAL [={0:6}, (s->s3)->tmp.reuse_message=4294967315, blastFlag=1, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->s3={-4294967297:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1716] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1745] skip = 0 VAL [={0:6}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1167] COND TRUE 1 VAL [={0:6}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:6}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:6}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:6}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:6}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:6}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:6}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:6}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:6}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:6}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:6}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:6}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:6}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1203] COND TRUE s->state == 8496 [L1372] ret = __VERIFIER_nondet_int() [L1373] COND TRUE blastFlag == 1 [L1374] blastFlag = 2 VAL [={0:6}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1378] COND FALSE !(ret <= 0) [L1383] s->hit VAL [={0:6}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->hit=0, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1383] COND FALSE !(s->hit) [L1386] s->state = 8512 VAL [={0:6}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1388] s->init_num = 0 VAL [={0:6}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1716] EXPR s->s3 [L1716] EXPR (s->s3)->tmp.reuse_message VAL [={0:6}, (s->s3)->tmp.reuse_message=4294967315, blastFlag=2, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->s3={-4294967297:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1716] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1745] skip = 0 VAL [={0:6}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1167] COND TRUE 1 VAL [={0:6}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:6}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:6}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:6}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:6}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:6}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:6}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:6}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:6}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:6}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:6}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:6}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:6}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [={0:6}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [={0:6}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8512, skip=0, SSLv3_server_data={4:0}, state=8512, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1209] COND TRUE s->state == 8512 [L1392] EXPR s->s3 [L1392] EXPR (s->s3)->tmp.new_cipher [L1392] EXPR ((s->s3)->tmp.new_cipher)->algorithms VAL [={0:6}, ((s->s3)->tmp.new_cipher)->algorithms=4294967304, (s->s3)->tmp.new_cipher={-4294967296:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->s3={-4294967297:0}, skip=0, SSLv3_server_data={4:0}, state=8512, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1392] COND FALSE !(((s->s3)->tmp.new_cipher)->algorithms & 256UL) [L1395] ret = __VERIFIER_nondet_int() [L1396] COND TRUE blastFlag == 2 [L1397] blastFlag = 6 VAL [={0:6}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, skip=0, SSLv3_server_data={4:0}, state=8512, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1401] COND FALSE !(ret <= 0) VAL [={0:6}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, skip=0, SSLv3_server_data={4:0}, state=8512, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1407] s->state = 8528 [L1408] s->init_num = 0 VAL [={0:6}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, skip=0, SSLv3_server_data={4:0}, state=8512, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1716] EXPR s->s3 [L1716] EXPR (s->s3)->tmp.reuse_message VAL [={0:6}, (s->s3)->tmp.reuse_message=4294967315, blastFlag=6, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->s3={-4294967297:0}, skip=0, SSLv3_server_data={4:0}, state=8512, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1716] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1745] skip = 0 VAL [={0:6}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, skip=0, SSLv3_server_data={4:0}, state=8512, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1167] COND TRUE 1 VAL [={0:6}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, skip=0, SSLv3_server_data={4:0}, state=8512, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:6}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:6}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:6}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:6}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:6}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:6}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:6}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:6}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:6}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:6}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:6}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:6}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [={0:6}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [={0:6}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [={0:6}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [={0:6}, blastFlag=6, got_new_session=1, init=1, ret=1, s={-6:0}, s={-6:0}, s->state=8528, skip=0, SSLv3_server_data={4:0}, state=8528, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1215] COND TRUE s->state == 8528 [L1412] EXPR s->s3 [L1412] EXPR (s->s3)->tmp.new_cipher [L1412] EXPR ((s->s3)->tmp.new_cipher)->algorithms [L1412] l = ((s->s3)->tmp.new_cipher)->algorithms [L1413] EXPR s->options VAL [={0:6}, blastFlag=6, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, s->options=4294967340, skip=0, SSLv3_server_data={4:0}, state=8528, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1413] COND TRUE s->options & 2097152UL [L1414] EXPR s->s3 [L1414] (s->s3)->tmp.use_rsa_tmp = 1 [L1418] EXPR s->s3 [L1418] (s->s3)->tmp.use_rsa_tmp VAL [={0:6}, (s->s3)->tmp.use_rsa_tmp=1, blastFlag=6, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, s->s3={-4294967297:0}, skip=0, SSLv3_server_data={4:0}, state=8528, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1418] COND TRUE (s->s3)->tmp.use_rsa_tmp [L1436] ret = __VERIFIER_nondet_int() [L1437] COND TRUE blastFlag == 6 [L1438] blastFlag = 7 VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, skip=0, SSLv3_server_data={4:0}, state=8528, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1442] COND FALSE !(ret <= 0) VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, skip=0, SSLv3_server_data={4:0}, state=8528, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1459] s->state = 8544 [L1460] s->init_num = 0 VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, skip=0, SSLv3_server_data={4:0}, state=8528, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1716] EXPR s->s3 [L1716] EXPR (s->s3)->tmp.reuse_message VAL [={0:6}, (s->s3)->tmp.reuse_message=4294967315, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, s->s3={-4294967297:0}, skip=0, SSLv3_server_data={4:0}, state=8528, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1716] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1745] skip = 0 VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, skip=0, SSLv3_server_data={4:0}, state=8528, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1167] COND TRUE 1 VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, skip=0, SSLv3_server_data={4:0}, state=8528, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1215] COND FALSE !(s->state == 8528) [L1218] EXPR s->state VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1218] COND FALSE !(s->state == 8529) [L1221] EXPR s->state VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, s->state=8544, skip=0, SSLv3_server_data={4:0}, state=8544, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1221] COND TRUE s->state == 8544 [L1464] EXPR s->verify_mode VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, s->verify_mode=5, skip=0, SSLv3_server_data={4:0}, state=8544, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1464] COND TRUE s->verify_mode & 1 [L1465] EXPR s->session [L1465] EXPR (s->session)->peer VAL [={0:6}, (s->session)->peer={0:0}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, s->session={-4294967294:0}, skip=0, SSLv3_server_data={4:0}, state=8544, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1465] COND FALSE !((unsigned long )(s->session)->peer != (unsigned long )((void *)0)) [L1475] EXPR s->s3 [L1475] EXPR (s->s3)->tmp.new_cipher [L1475] EXPR ((s->s3)->tmp.new_cipher)->algorithms VAL [={0:6}, ((s->s3)->tmp.new_cipher)->algorithms=4294967304, (s->s3)->tmp.new_cipher={-4294967296:0}, blastFlag=7, got_new_session=1, init=1, l=8, ret=1, s={-6:0}, s={-6:0}, s->s3={-4294967297:0}, skip=0, SSLv3_server_data={4:0}, state=8544, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1475] COND FALSE !(((s->s3)->tmp.new_cipher)->algorithms & 256UL) [L1485] EXPR s->s3 [L1485] (s->s3)->tmp.cert_request = 1 [L1486] ret = __VERIFIER_nondet_int() [L1487] COND TRUE blastFlag == 7 VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=0, s={-6:0}, s={-6:0}, skip=0, SSLv3_server_data={4:0}, state=8544, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] [L1757] reach_error() VAL [={0:6}, blastFlag=7, got_new_session=1, init=1, l=8, ret=0, s={-6:0}, s={-6:0}, skip=0, SSLv3_server_data={4:0}, state=8544, Time=8, tmp=8, tmp___1=1, tmp___10=0, tmp___2=9, tmp___3=-9, tmp___4=0, tmp___5=10, tmp___6=0, tmp___8=0, tmp___9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 158 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 145.7s, OverallIterations: 33, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 139.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 13 mSolverCounterUnknown, 2544 SdHoareTripleChecker+Valid, 138.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2544 mSDsluCounter, 15107 SdHoareTripleChecker+Invalid, 134.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9127 mSDsCounter, 838 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13420 IncrementalHoareTripleChecker+Invalid, 14271 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 838 mSolverCounterUnsat, 5980 mSDtfsCounter, 13420 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 239 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 123 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1394occurred in iteration=31, InterpolantAutomatonStates: 159, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 32 MinimizatonAttempts, 1615 StatesRemovedByMinimization, 27 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 2721 NumberOfCodeBlocks, 2721 NumberOfCodeBlocksAsserted, 33 NumberOfCheckSat, 2555 ConstructedInterpolants, 0 QuantifiedInterpolants, 7033 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 32 InterpolantComputations, 32 PerfectInterpolantSequences, 1324/1324 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-03-18 21:17:09,528 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...