/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-05ce600 [2022-02-23 20:08:49,661 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-23 20:08:49,678 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-23 20:08:49,712 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-23 20:08:49,713 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-23 20:08:49,713 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-23 20:08:49,714 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-23 20:08:49,715 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-23 20:08:49,716 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-23 20:08:49,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-23 20:08:49,717 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-23 20:08:49,718 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-23 20:08:49,718 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-23 20:08:49,719 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-23 20:08:49,719 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-23 20:08:49,720 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-23 20:08:49,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-23 20:08:49,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-23 20:08:49,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-23 20:08:49,727 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-23 20:08:49,728 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-23 20:08:49,731 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-23 20:08:49,731 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-23 20:08:49,732 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-23 20:08:49,733 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-23 20:08:49,734 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-23 20:08:49,734 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-23 20:08:49,734 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-23 20:08:49,735 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-23 20:08:49,735 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-23 20:08:49,735 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-23 20:08:49,736 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-23 20:08:49,736 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-23 20:08:49,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-23 20:08:49,737 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-23 20:08:49,737 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-23 20:08:49,738 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-23 20:08:49,738 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-23 20:08:49,738 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-23 20:08:49,739 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-23 20:08:49,744 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-23 20:08:49,745 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf [2022-02-23 20:08:49,754 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-23 20:08:49,754 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-23 20:08:49,756 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-23 20:08:49,756 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-23 20:08:49,756 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-23 20:08:49,756 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-23 20:08:49,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-23 20:08:49,756 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-23 20:08:49,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-23 20:08:49,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-23 20:08:49,757 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-23 20:08:49,757 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-23 20:08:49,757 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-23 20:08:49,757 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-23 20:08:49,757 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-23 20:08:49,757 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-23 20:08:49,758 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-23 20:08:49,758 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-23 20:08:49,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-23 20:08:49,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-23 20:08:49,758 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-23 20:08:49,759 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-02-23 20:08:49,759 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-02-23 20:08:49,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-23 20:08:49,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-23 20:08:49,985 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-23 20:08:49,986 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-23 20:08:49,987 INFO L275 PluginConnector]: CDTParser initialized [2022-02-23 20:08:49,988 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/openssl/s3_srvr.blast.11.i.cil-1.c [2022-02-23 20:08:50,042 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b55805cd/8b07efb936f84816b1e451b9b0063dee/FLAGce7d214bf [2022-02-23 20:08:50,521 INFO L306 CDTParser]: Found 1 translation units. [2022-02-23 20:08:50,522 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.11.i.cil-1.c [2022-02-23 20:08:50,548 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b55805cd/8b07efb936f84816b1e451b9b0063dee/FLAGce7d214bf [2022-02-23 20:08:51,040 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b55805cd/8b07efb936f84816b1e451b9b0063dee [2022-02-23 20:08:51,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-23 20:08:51,044 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-23 20:08:51,049 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-23 20:08:51,049 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-23 20:08:51,052 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-23 20:08:51,052 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 08:08:51" (1/1) ... [2022-02-23 20:08:51,053 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c3cc369 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:08:51, skipping insertion in model container [2022-02-23 20:08:51,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 08:08:51" (1/1) ... [2022-02-23 20:08:51,058 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-23 20:08:51,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-23 20:08:51,409 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.11.i.cil-1.c[74369,74382] [2022-02-23 20:08:51,425 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-23 20:08:51,441 INFO L203 MainTranslator]: Completed pre-run [2022-02-23 20:08:51,532 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.11.i.cil-1.c[74369,74382] [2022-02-23 20:08:51,534 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-23 20:08:51,549 INFO L208 MainTranslator]: Completed translation [2022-02-23 20:08:51,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:08:51 WrapperNode [2022-02-23 20:08:51,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-23 20:08:51,551 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-23 20:08:51,551 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-23 20:08:51,551 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-23 20:08:51,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:08:51" (1/1) ... [2022-02-23 20:08:51,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:08:51" (1/1) ... [2022-02-23 20:08:51,589 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:08:51" (1/1) ... [2022-02-23 20:08:51,589 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:08:51" (1/1) ... [2022-02-23 20:08:51,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:08:51" (1/1) ... [2022-02-23 20:08:51,655 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:08:51" (1/1) ... [2022-02-23 20:08:51,657 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:08:51" (1/1) ... [2022-02-23 20:08:51,661 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-23 20:08:51,662 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-23 20:08:51,662 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-23 20:08:51,662 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-23 20:08:51,676 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:08:51" (1/1) ... [2022-02-23 20:08:51,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-23 20:08:51,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-23 20:08:51,701 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-23 20:08:51,713 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-23 20:08:51,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-02-23 20:08:51,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-23 20:08:51,729 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-02-23 20:08:51,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_get_server_method [2022-02-23 20:08:51,729 INFO L138 BoogieDeclarations]: Found implementation of procedure SSLv3_server_method [2022-02-23 20:08:51,729 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-02-23 20:08:51,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2022-02-23 20:08:51,729 INFO L138 BoogieDeclarations]: Found implementation of procedure sslv3_base_method [2022-02-23 20:08:51,730 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-02-23 20:08:51,730 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-02-23 20:08:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-02-23 20:08:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-02-23 20:08:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-02-23 20:08:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-23 20:08:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-02-23 20:08:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2022-02-23 20:08:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-02-23 20:08:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-02-23 20:08:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2022-02-23 20:08:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2022-02-23 20:08:51,731 INFO L130 BoogieDeclarations]: Found specification of procedure SSLv3_server_method [2022-02-23 20:08:51,731 INFO L130 BoogieDeclarations]: Found specification of procedure sslv3_base_method [2022-02-23 20:08:51,731 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2022-02-23 20:08:51,731 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_get_server_method [2022-02-23 20:08:51,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-02-23 20:08:51,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-23 20:08:51,731 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-02-23 20:08:51,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-23 20:08:51,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-23 20:08:51,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-23 20:08:51,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-23 20:08:51,731 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2022-02-23 20:08:51,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-02-23 20:08:51,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-02-23 20:08:51,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-23 20:08:51,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-23 20:08:51,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-02-23 20:08:51,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-02-23 20:08:51,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-02-23 20:08:51,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-02-23 20:08:51,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-23 20:08:51,874 INFO L234 CfgBuilder]: Building ICFG [2022-02-23 20:08:51,875 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-23 20:08:52,578 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-02-23 20:08:52,995 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2022-02-23 20:08:52,995 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2022-02-23 20:08:53,004 INFO L275 CfgBuilder]: Performing block encoding [2022-02-23 20:08:53,014 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-23 20:08:53,014 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-02-23 20:08:53,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 08:08:53 BoogieIcfgContainer [2022-02-23 20:08:53,016 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-23 20:08:53,017 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-02-23 20:08:53,017 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-02-23 20:08:53,018 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-02-23 20:08:53,020 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 08:08:53" (1/1) ... [2022-02-23 20:08:53,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 23.02 08:08:53 BasicIcfg [2022-02-23 20:08:53,077 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-02-23 20:08:53,078 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-23 20:08:53,078 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-23 20:08:53,081 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-23 20:08:53,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.02 08:08:51" (1/4) ... [2022-02-23 20:08:53,083 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@515a3e8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 08:08:53, skipping insertion in model container [2022-02-23 20:08:53,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 08:08:51" (2/4) ... [2022-02-23 20:08:53,083 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@515a3e8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 08:08:53, skipping insertion in model container [2022-02-23 20:08:53,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 08:08:53" (3/4) ... [2022-02-23 20:08:53,085 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@515a3e8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.02 08:08:53, skipping insertion in model container [2022-02-23 20:08:53,085 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 23.02 08:08:53" (4/4) ... [2022-02-23 20:08:53,087 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.11.i.cil-1.cJordan [2022-02-23 20:08:53,094 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2022-02-23 20:08:53,094 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-23 20:08:53,139 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-23 20:08:53,146 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2022-02-23 20:08:53,147 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-23 20:08:53,172 INFO L276 IsEmpty]: Start isEmpty. Operand has 158 states, 150 states have (on average 1.7066666666666668) internal successors, (256), 151 states have internal predecessors, (256), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-23 20:08:53,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-02-23 20:08:53,185 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:08:53,185 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-23 20:08:53,186 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:08:53,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:08:53,190 INFO L85 PathProgramCache]: Analyzing trace with hash 1749012704, now seen corresponding path program 1 times [2022-02-23 20:08:53,200 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:08:53,200 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233007166] [2022-02-23 20:08:53,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:08:53,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:08:53,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:08:53,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:08:53,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:08:53,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-23 20:08:53,679 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:08:53,679 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233007166] [2022-02-23 20:08:53,679 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233007166] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:08:53,680 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:08:53,680 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:08:53,681 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112165985] [2022-02-23 20:08:53,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:08:53,684 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:08:53,684 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:08:53,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:08:53,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:08:53,709 INFO L87 Difference]: Start difference. First operand has 158 states, 150 states have (on average 1.7066666666666668) internal successors, (256), 151 states have internal predecessors, (256), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-23 20:08:55,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:08:55,886 INFO L93 Difference]: Finished difference Result 191 states and 312 transitions. [2022-02-23 20:08:55,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:08:55,889 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 42 [2022-02-23 20:08:55,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:08:55,896 INFO L225 Difference]: With dead ends: 191 [2022-02-23 20:08:55,896 INFO L226 Difference]: Without dead ends: 170 [2022-02-23 20:08:55,897 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:08:55,900 INFO L933 BasicCegarLoop]: 229 mSDtfsCounter, 34 mSDsluCounter, 378 mSDsCounter, 0 mSdLazyCounter, 415 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s 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 [2022-02-23 20:08:55,901 INFO L934 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] [2022-02-23 20:08:55,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2022-02-23 20:08:55,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 153. [2022-02-23 20:08:55,933 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) [2022-02-23 20:08:55,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 234 transitions. [2022-02-23 20:08:55,935 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 234 transitions. Word has length 42 [2022-02-23 20:08:55,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:08:55,935 INFO L470 AbstractCegarLoop]: Abstraction has 153 states and 234 transitions. [2022-02-23 20:08:55,935 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-23 20:08:55,936 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 234 transitions. [2022-02-23 20:08:55,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-02-23 20:08:55,937 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:08:55,937 INFO L514 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] [2022-02-23 20:08:55,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-23 20:08:55,938 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:08:55,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:08:55,938 INFO L85 PathProgramCache]: Analyzing trace with hash -31615949, now seen corresponding path program 1 times [2022-02-23 20:08:55,938 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:08:55,938 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863706301] [2022-02-23 20:08:55,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:08:55,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:08:56,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:08:56,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:08:56,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:08:56,129 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-23 20:08:56,129 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:08:56,129 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863706301] [2022-02-23 20:08:56,130 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863706301] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:08:56,130 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:08:56,130 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:08:56,131 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229985227] [2022-02-23 20:08:56,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:08:56,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:08:56,134 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:08:56,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:08:56,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:08:56,138 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) [2022-02-23 20:08:58,840 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:09:00,200 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:09:00,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:09:00,828 INFO L93 Difference]: Finished difference Result 272 states and 418 transitions. [2022-02-23 20:09:00,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:09:00,828 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 [2022-02-23 20:09:00,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:09:00,830 INFO L225 Difference]: With dead ends: 272 [2022-02-23 20:09:00,830 INFO L226 Difference]: Without dead ends: 272 [2022-02-23 20:09:00,830 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:09:00,831 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 147 mSDsluCounter, 371 mSDsCounter, 0 mSdLazyCounter, 625 mSolverCounterSat, 46 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 634 SdHoareTripleChecker+Invalid, 672 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 625 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-02-23 20:09:00,831 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [147 Valid, 634 Invalid, 672 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 625 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2022-02-23 20:09:00,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2022-02-23 20:09:00,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 169. [2022-02-23 20:09:00,840 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) [2022-02-23 20:09:00,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 259 transitions. [2022-02-23 20:09:00,841 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 259 transitions. Word has length 55 [2022-02-23 20:09:00,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:09:00,841 INFO L470 AbstractCegarLoop]: Abstraction has 169 states and 259 transitions. [2022-02-23 20:09:00,841 INFO L471 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) [2022-02-23 20:09:00,841 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 259 transitions. [2022-02-23 20:09:00,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-02-23 20:09:00,842 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:09:00,843 INFO L514 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] [2022-02-23 20:09:00,843 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-23 20:09:00,855 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:09:00,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:09:00,856 INFO L85 PathProgramCache]: Analyzing trace with hash 563568954, now seen corresponding path program 1 times [2022-02-23 20:09:00,856 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:09:00,856 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743538247] [2022-02-23 20:09:00,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:09:00,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:09:00,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:01,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:09:01,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:01,010 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-23 20:09:01,010 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:09:01,010 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743538247] [2022-02-23 20:09:01,010 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743538247] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:09:01,010 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:09:01,010 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:09:01,010 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277351050] [2022-02-23 20:09:01,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:09:01,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:09:01,011 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:09:01,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:09:01,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:09:01,012 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) [2022-02-23 20:09:03,895 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:09:06,337 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:09:06,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:09:06,667 INFO L93 Difference]: Finished difference Result 185 states and 278 transitions. [2022-02-23 20:09:06,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:09:06,668 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 [2022-02-23 20:09:06,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:09:06,669 INFO L225 Difference]: With dead ends: 185 [2022-02-23 20:09:06,669 INFO L226 Difference]: Without dead ends: 185 [2022-02-23 20:09:06,669 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:09:06,670 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 28 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 360 mSolverCounterSat, 9 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 485 SdHoareTripleChecker+Invalid, 371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 360 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-02-23 20:09:06,671 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 485 Invalid, 371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 360 Invalid, 2 Unknown, 0 Unchecked, 5.6s Time] [2022-02-23 20:09:06,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2022-02-23 20:09:06,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 169. [2022-02-23 20:09:06,681 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) [2022-02-23 20:09:06,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 258 transitions. [2022-02-23 20:09:06,682 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 258 transitions. Word has length 56 [2022-02-23 20:09:06,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:09:06,683 INFO L470 AbstractCegarLoop]: Abstraction has 169 states and 258 transitions. [2022-02-23 20:09:06,683 INFO L471 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) [2022-02-23 20:09:06,683 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 258 transitions. [2022-02-23 20:09:06,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-02-23 20:09:06,684 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:09:06,684 INFO L514 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] [2022-02-23 20:09:06,684 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-23 20:09:06,684 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:09:06,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:09:06,685 INFO L85 PathProgramCache]: Analyzing trace with hash 1102465370, now seen corresponding path program 1 times [2022-02-23 20:09:06,685 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:09:06,685 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336019037] [2022-02-23 20:09:06,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:09:06,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:09:06,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:06,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:09:06,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:06,821 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-23 20:09:06,822 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:09:06,824 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336019037] [2022-02-23 20:09:06,824 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336019037] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:09:06,824 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:09:06,824 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:09:06,824 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550236919] [2022-02-23 20:09:06,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:09:06,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:09:06,825 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:09:06,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:09:06,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:09:06,854 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) [2022-02-23 20:09:08,211 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 [] [2022-02-23 20:09:10,233 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:09:11,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:09:11,920 INFO L93 Difference]: Finished difference Result 185 states and 277 transitions. [2022-02-23 20:09:11,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:09:11,920 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 [2022-02-23 20:09:11,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:09:11,921 INFO L225 Difference]: With dead ends: 185 [2022-02-23 20:09:11,921 INFO L226 Difference]: Without dead ends: 185 [2022-02-23 20:09:11,922 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:09:11,922 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 26 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 361 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 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, 5.0s IncrementalHoareTripleChecker+Time [2022-02-23 20:09:11,923 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 485 Invalid, 371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 361 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2022-02-23 20:09:11,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2022-02-23 20:09:11,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 169. [2022-02-23 20:09:11,928 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) [2022-02-23 20:09:11,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 257 transitions. [2022-02-23 20:09:11,929 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 257 transitions. Word has length 56 [2022-02-23 20:09:11,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:09:11,929 INFO L470 AbstractCegarLoop]: Abstraction has 169 states and 257 transitions. [2022-02-23 20:09:11,929 INFO L471 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) [2022-02-23 20:09:11,929 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 257 transitions. [2022-02-23 20:09:11,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-02-23 20:09:11,930 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:09:11,930 INFO L514 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] [2022-02-23 20:09:11,930 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-23 20:09:11,931 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:09:11,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:09:11,931 INFO L85 PathProgramCache]: Analyzing trace with hash 345212314, now seen corresponding path program 1 times [2022-02-23 20:09:11,931 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:09:11,931 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464059756] [2022-02-23 20:09:11,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:09:11,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:09:11,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:12,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:09:12,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:12,068 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-23 20:09:12,068 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:09:12,068 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464059756] [2022-02-23 20:09:12,068 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464059756] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:09:12,068 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:09:12,068 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:09:12,068 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568641484] [2022-02-23 20:09:12,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:09:12,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:09:12,069 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:09:12,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:09:12,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:09:12,070 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) [2022-02-23 20:09:13,786 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:09:15,877 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:09:17,815 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:09:18,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:09:18,207 INFO L93 Difference]: Finished difference Result 183 states and 274 transitions. [2022-02-23 20:09:18,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:09:18,208 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 [2022-02-23 20:09:18,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:09:18,209 INFO L225 Difference]: With dead ends: 183 [2022-02-23 20:09:18,209 INFO L226 Difference]: Without dead ends: 183 [2022-02-23 20:09:18,209 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:09:18,210 INFO L933 BasicCegarLoop]: 190 mSDtfsCounter, 20 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 358 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s 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, 6.1s IncrementalHoareTripleChecker+Time [2022-02-23 20:09:18,210 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 489 Invalid, 366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 358 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2022-02-23 20:09:18,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2022-02-23 20:09:18,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 169. [2022-02-23 20:09:18,214 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) [2022-02-23 20:09:18,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 256 transitions. [2022-02-23 20:09:18,215 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 256 transitions. Word has length 56 [2022-02-23 20:09:18,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:09:18,215 INFO L470 AbstractCegarLoop]: Abstraction has 169 states and 256 transitions. [2022-02-23 20:09:18,215 INFO L471 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) [2022-02-23 20:09:18,215 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 256 transitions. [2022-02-23 20:09:18,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-02-23 20:09:18,216 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:09:18,217 INFO L514 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] [2022-02-23 20:09:18,217 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-23 20:09:18,217 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:09:18,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:09:18,217 INFO L85 PathProgramCache]: Analyzing trace with hash -3480390, now seen corresponding path program 1 times [2022-02-23 20:09:18,217 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:09:18,217 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866368385] [2022-02-23 20:09:18,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:09:18,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:09:18,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:18,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:09:18,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:18,355 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-23 20:09:18,357 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:09:18,357 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866368385] [2022-02-23 20:09:18,357 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [866368385] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:09:18,357 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:09:18,357 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:09:18,358 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218596441] [2022-02-23 20:09:18,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:09:18,359 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:09:18,359 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:09:18,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:09:18,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:09:18,361 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) [2022-02-23 20:09:20,253 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:09:21,497 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:09:21,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:09:21,965 INFO L93 Difference]: Finished difference Result 287 states and 439 transitions. [2022-02-23 20:09:21,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:09:21,965 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 [2022-02-23 20:09:21,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:09:21,967 INFO L225 Difference]: With dead ends: 287 [2022-02-23 20:09:21,967 INFO L226 Difference]: Without dead ends: 287 [2022-02-23 20:09:21,967 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:09:21,968 INFO L933 BasicCegarLoop]: 118 mSDtfsCounter, 145 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s 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, 3.6s IncrementalHoareTripleChecker+Time [2022-02-23 20:09:21,968 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [145 Valid, 344 Invalid, 538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2022-02-23 20:09:21,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2022-02-23 20:09:21,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 187. [2022-02-23 20:09:21,974 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) [2022-02-23 20:09:21,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 285 transitions. [2022-02-23 20:09:21,975 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 285 transitions. Word has length 56 [2022-02-23 20:09:21,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:09:21,975 INFO L470 AbstractCegarLoop]: Abstraction has 187 states and 285 transitions. [2022-02-23 20:09:21,975 INFO L471 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) [2022-02-23 20:09:21,975 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 285 transitions. [2022-02-23 20:09:21,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-02-23 20:09:21,976 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:09:21,976 INFO L514 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] [2022-02-23 20:09:21,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-23 20:09:21,977 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:09:21,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:09:21,977 INFO L85 PathProgramCache]: Analyzing trace with hash 1719924627, now seen corresponding path program 1 times [2022-02-23 20:09:21,977 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:09:21,977 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274100662] [2022-02-23 20:09:21,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:09:21,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:09:22,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:22,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:09:22,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:22,087 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-23 20:09:22,087 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:09:22,088 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274100662] [2022-02-23 20:09:22,088 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274100662] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:09:22,088 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:09:22,088 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:09:22,088 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699303885] [2022-02-23 20:09:22,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:09:22,088 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:09:22,088 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:09:22,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:09:22,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:09:22,089 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) [2022-02-23 20:09:25,158 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:09:25,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:09:25,592 INFO L93 Difference]: Finished difference Result 287 states and 436 transitions. [2022-02-23 20:09:25,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:09:25,593 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 [2022-02-23 20:09:25,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:09:25,594 INFO L225 Difference]: With dead ends: 287 [2022-02-23 20:09:25,594 INFO L226 Difference]: Without dead ends: 287 [2022-02-23 20:09:25,594 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:09:25,595 INFO L933 BasicCegarLoop]: 118 mSDtfsCounter, 149 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s 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, 3.5s IncrementalHoareTripleChecker+Time [2022-02-23 20:09:25,595 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [149 Valid, 344 Invalid, 538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-02-23 20:09:25,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2022-02-23 20:09:25,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 187. [2022-02-23 20:09:25,599 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) [2022-02-23 20:09:25,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 282 transitions. [2022-02-23 20:09:25,600 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 282 transitions. Word has length 57 [2022-02-23 20:09:25,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:09:25,600 INFO L470 AbstractCegarLoop]: Abstraction has 187 states and 282 transitions. [2022-02-23 20:09:25,600 INFO L471 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) [2022-02-23 20:09:25,600 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 282 transitions. [2022-02-23 20:09:25,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-02-23 20:09:25,601 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:09:25,601 INFO L514 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] [2022-02-23 20:09:25,601 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-23 20:09:25,602 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:09:25,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:09:25,602 INFO L85 PathProgramCache]: Analyzing trace with hash -9441922, now seen corresponding path program 1 times [2022-02-23 20:09:25,602 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:09:25,602 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810718042] [2022-02-23 20:09:25,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:09:25,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:09:25,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:25,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:09:25,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:25,686 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-23 20:09:25,686 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:09:25,686 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810718042] [2022-02-23 20:09:25,686 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810718042] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:09:25,686 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:09:25,686 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:09:25,686 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274068179] [2022-02-23 20:09:25,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:09:25,687 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:09:25,687 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:09:25,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:09:25,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:09:25,687 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) [2022-02-23 20:09:27,990 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:09:29,851 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:09:31,306 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:09:31,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:09:31,638 INFO L93 Difference]: Finished difference Result 200 states and 298 transitions. [2022-02-23 20:09:31,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:09:31,639 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 [2022-02-23 20:09:31,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:09:31,640 INFO L225 Difference]: With dead ends: 200 [2022-02-23 20:09:31,640 INFO L226 Difference]: Without dead ends: 200 [2022-02-23 20:09:31,640 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:09:31,640 INFO L933 BasicCegarLoop]: 191 mSDtfsCounter, 20 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 356 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s 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, 5.9s IncrementalHoareTripleChecker+Time [2022-02-23 20:09:31,641 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 491 Invalid, 364 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 356 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2022-02-23 20:09:31,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2022-02-23 20:09:31,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 187. [2022-02-23 20:09:31,646 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) [2022-02-23 20:09:31,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 281 transitions. [2022-02-23 20:09:31,646 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 281 transitions. Word has length 58 [2022-02-23 20:09:31,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:09:31,647 INFO L470 AbstractCegarLoop]: Abstraction has 187 states and 281 transitions. [2022-02-23 20:09:31,647 INFO L471 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) [2022-02-23 20:09:31,647 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 281 transitions. [2022-02-23 20:09:31,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-02-23 20:09:31,649 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:09:31,649 INFO L514 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] [2022-02-23 20:09:31,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-23 20:09:31,649 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:09:31,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:09:31,649 INFO L85 PathProgramCache]: Analyzing trace with hash -553280842, now seen corresponding path program 1 times [2022-02-23 20:09:31,649 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:09:31,650 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723853977] [2022-02-23 20:09:31,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:09:31,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:09:31,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:31,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:09:31,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:31,734 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-23 20:09:31,734 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:09:31,734 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723853977] [2022-02-23 20:09:31,735 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1723853977] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:09:31,735 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:09:31,735 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:09:31,735 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177406052] [2022-02-23 20:09:31,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:09:31,735 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:09:31,735 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:09:31,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:09:31,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:09:31,736 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) [2022-02-23 20:09:33,044 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:09:34,684 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:09:36,702 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:09:37,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:09:37,037 INFO L93 Difference]: Finished difference Result 190 states and 284 transitions. [2022-02-23 20:09:37,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:09:37,038 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 [2022-02-23 20:09:37,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:09:37,039 INFO L225 Difference]: With dead ends: 190 [2022-02-23 20:09:37,039 INFO L226 Difference]: Without dead ends: 190 [2022-02-23 20:09:37,039 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:09:37,040 INFO L933 BasicCegarLoop]: 198 mSDtfsCounter, 11 mSDsluCounter, 307 mSDsCounter, 0 mSdLazyCounter, 341 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 341 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-02-23 20:09:37,040 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 505 Invalid, 346 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 341 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2022-02-23 20:09:37,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2022-02-23 20:09:37,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 187. [2022-02-23 20:09:37,043 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) [2022-02-23 20:09:37,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 280 transitions. [2022-02-23 20:09:37,044 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 280 transitions. Word has length 59 [2022-02-23 20:09:37,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:09:37,044 INFO L470 AbstractCegarLoop]: Abstraction has 187 states and 280 transitions. [2022-02-23 20:09:37,044 INFO L471 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) [2022-02-23 20:09:37,044 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 280 transitions. [2022-02-23 20:09:37,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-02-23 20:09:37,044 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:09:37,045 INFO L514 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] [2022-02-23 20:09:37,045 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-23 20:09:37,045 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:09:37,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:09:37,045 INFO L85 PathProgramCache]: Analyzing trace with hash -186558363, now seen corresponding path program 1 times [2022-02-23 20:09:37,045 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:09:37,045 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330185135] [2022-02-23 20:09:37,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:09:37,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:09:37,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:37,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:09:37,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:37,145 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-23 20:09:37,145 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:09:37,145 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330185135] [2022-02-23 20:09:37,145 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1330185135] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:09:37,145 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:09:37,145 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:09:37,147 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722319799] [2022-02-23 20:09:37,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:09:37,148 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:09:37,148 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:09:37,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:09:37,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:09:37,148 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) [2022-02-23 20:09:39,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:09:39,920 INFO L93 Difference]: Finished difference Result 305 states and 461 transitions. [2022-02-23 20:09:39,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:09:39,921 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 [2022-02-23 20:09:39,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:09:39,922 INFO L225 Difference]: With dead ends: 305 [2022-02-23 20:09:39,922 INFO L226 Difference]: Without dead ends: 305 [2022-02-23 20:09:39,923 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:09:39,923 INFO L933 BasicCegarLoop]: 118 mSDtfsCounter, 134 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 476 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s 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, 2.8s IncrementalHoareTripleChecker+Time [2022-02-23 20:09:39,923 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [134 Valid, 344 Invalid, 537 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 476 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-02-23 20:09:39,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2022-02-23 20:09:39,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 215. [2022-02-23 20:09:39,937 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) [2022-02-23 20:09:39,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 327 transitions. [2022-02-23 20:09:39,937 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 327 transitions. Word has length 59 [2022-02-23 20:09:39,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:09:39,938 INFO L470 AbstractCegarLoop]: Abstraction has 215 states and 327 transitions. [2022-02-23 20:09:39,938 INFO L471 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) [2022-02-23 20:09:39,938 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 327 transitions. [2022-02-23 20:09:39,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-02-23 20:09:39,938 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:09:39,938 INFO L514 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] [2022-02-23 20:09:39,938 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-23 20:09:39,939 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:09:39,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:09:39,939 INFO L85 PathProgramCache]: Analyzing trace with hash 1871719059, now seen corresponding path program 1 times [2022-02-23 20:09:39,939 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:09:39,939 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385794376] [2022-02-23 20:09:39,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:09:39,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:09:39,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:40,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:09:40,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:40,040 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-23 20:09:40,040 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:09:40,040 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385794376] [2022-02-23 20:09:40,041 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [385794376] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:09:40,041 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:09:40,041 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:09:40,041 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143836402] [2022-02-23 20:09:40,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:09:40,041 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:09:40,041 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:09:40,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:09:40,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:09:40,042 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) [2022-02-23 20:09:42,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:09:42,673 INFO L93 Difference]: Finished difference Result 257 states and 388 transitions. [2022-02-23 20:09:42,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:09:42,673 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 [2022-02-23 20:09:42,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:09:42,674 INFO L225 Difference]: With dead ends: 257 [2022-02-23 20:09:42,674 INFO L226 Difference]: Without dead ends: 257 [2022-02-23 20:09:42,675 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:09:42,675 INFO L933 BasicCegarLoop]: 195 mSDtfsCounter, 31 mSDsluCounter, 310 mSDsCounter, 0 mSdLazyCounter, 396 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s 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, 2.6s IncrementalHoareTripleChecker+Time [2022-02-23 20:09:42,676 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [31 Valid, 505 Invalid, 407 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 396 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-02-23 20:09:42,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2022-02-23 20:09:42,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 237. [2022-02-23 20:09:42,681 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) [2022-02-23 20:09:42,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 362 transitions. [2022-02-23 20:09:42,682 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 362 transitions. Word has length 60 [2022-02-23 20:09:42,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:09:42,682 INFO L470 AbstractCegarLoop]: Abstraction has 237 states and 362 transitions. [2022-02-23 20:09:42,682 INFO L471 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) [2022-02-23 20:09:42,682 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 362 transitions. [2022-02-23 20:09:42,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-02-23 20:09:42,683 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:09:42,683 INFO L514 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] [2022-02-23 20:09:42,683 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-23 20:09:42,683 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:09:42,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:09:42,683 INFO L85 PathProgramCache]: Analyzing trace with hash 1940068921, now seen corresponding path program 1 times [2022-02-23 20:09:42,683 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:09:42,683 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178354490] [2022-02-23 20:09:42,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:09:42,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:09:42,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:42,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:09:42,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:42,802 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-02-23 20:09:42,802 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:09:42,803 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178354490] [2022-02-23 20:09:42,803 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178354490] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:09:42,803 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:09:42,803 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:09:42,803 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407559952] [2022-02-23 20:09:42,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:09:42,803 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:09:42,803 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:09:42,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:09:42,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:09:42,804 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) [2022-02-23 20:09:45,097 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 [] [2022-02-23 20:09:45,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:09:45,913 INFO L93 Difference]: Finished difference Result 250 states and 377 transitions. [2022-02-23 20:09:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:09:45,914 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 [2022-02-23 20:09:45,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:09:45,915 INFO L225 Difference]: With dead ends: 250 [2022-02-23 20:09:45,915 INFO L226 Difference]: Without dead ends: 250 [2022-02-23 20:09:45,915 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:09:45,916 INFO L933 BasicCegarLoop]: 231 mSDtfsCounter, 21 mSDsluCounter, 345 mSDsCounter, 0 mSdLazyCounter, 401 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s 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, 3.1s IncrementalHoareTripleChecker+Time [2022-02-23 20:09:45,916 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 576 Invalid, 411 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 401 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-02-23 20:09:45,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2022-02-23 20:09:45,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 237. [2022-02-23 20:09:45,920 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) [2022-02-23 20:09:45,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 361 transitions. [2022-02-23 20:09:45,920 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 361 transitions. Word has length 74 [2022-02-23 20:09:45,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:09:45,920 INFO L470 AbstractCegarLoop]: Abstraction has 237 states and 361 transitions. [2022-02-23 20:09:45,921 INFO L471 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) [2022-02-23 20:09:45,921 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 361 transitions. [2022-02-23 20:09:45,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-02-23 20:09:45,921 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:09:45,921 INFO L514 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] [2022-02-23 20:09:45,921 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-23 20:09:45,921 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:09:45,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:09:45,922 INFO L85 PathProgramCache]: Analyzing trace with hash -534019623, now seen corresponding path program 1 times [2022-02-23 20:09:45,922 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:09:45,922 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443465844] [2022-02-23 20:09:45,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:09:45,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:09:45,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:46,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:09:46,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:46,008 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-23 20:09:46,008 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:09:46,009 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443465844] [2022-02-23 20:09:46,009 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443465844] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:09:46,009 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:09:46,009 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:09:46,009 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300281881] [2022-02-23 20:09:46,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:09:46,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:09:46,009 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:09:46,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:09:46,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:09:46,010 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) [2022-02-23 20:09:48,296 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:09:50,311 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:09:50,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:09:50,632 INFO L93 Difference]: Finished difference Result 255 states and 384 transitions. [2022-02-23 20:09:50,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:09:50,632 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 [2022-02-23 20:09:50,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:09:50,633 INFO L225 Difference]: With dead ends: 255 [2022-02-23 20:09:50,634 INFO L226 Difference]: Without dead ends: 255 [2022-02-23 20:09:50,634 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:09:50,635 INFO L933 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 [2022-02-23 20:09:50,635 INFO L934 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] [2022-02-23 20:09:50,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2022-02-23 20:09:50,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 237. [2022-02-23 20:09:50,641 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) [2022-02-23 20:09:50,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 360 transitions. [2022-02-23 20:09:50,643 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 360 transitions. Word has length 74 [2022-02-23 20:09:50,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:09:50,643 INFO L470 AbstractCegarLoop]: Abstraction has 237 states and 360 transitions. [2022-02-23 20:09:50,643 INFO L471 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) [2022-02-23 20:09:50,644 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 360 transitions. [2022-02-23 20:09:50,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-23 20:09:50,647 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:09:50,647 INFO L514 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] [2022-02-23 20:09:50,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-02-23 20:09:50,648 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:09:50,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:09:50,648 INFO L85 PathProgramCache]: Analyzing trace with hash -801809009, now seen corresponding path program 1 times [2022-02-23 20:09:50,648 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:09:50,648 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200737269] [2022-02-23 20:09:50,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:09:50,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:09:50,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:50,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:09:50,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:50,764 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-23 20:09:50,764 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:09:50,764 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200737269] [2022-02-23 20:09:50,764 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [200737269] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:09:50,764 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:09:50,764 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-23 20:09:50,765 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775055844] [2022-02-23 20:09:50,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:09:50,765 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-23 20:09:50,765 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:09:50,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-23 20:09:50,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:09:50,766 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) [2022-02-23 20:09:52,525 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:09:54,544 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:09:56,570 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:09:57,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:09:57,922 INFO L93 Difference]: Finished difference Result 246 states and 371 transitions. [2022-02-23 20:09:57,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-23 20:09:57,923 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 [2022-02-23 20:09:57,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:09:57,924 INFO L225 Difference]: With dead ends: 246 [2022-02-23 20:09:57,924 INFO L226 Difference]: Without dead ends: 246 [2022-02-23 20:09:57,924 INFO L932 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 [2022-02-23 20:09:57,925 INFO L933 BasicCegarLoop]: 203 mSDtfsCounter, 3 mSDsluCounter, 430 mSDsCounter, 0 mSdLazyCounter, 434 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 633 SdHoareTripleChecker+Invalid, 440 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 434 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2022-02-23 20:09:57,925 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 633 Invalid, 440 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 434 Invalid, 2 Unknown, 0 Unchecked, 7.1s Time] [2022-02-23 20:09:57,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2022-02-23 20:09:57,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 246. [2022-02-23 20:09:57,928 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) [2022-02-23 20:09:57,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 371 transitions. [2022-02-23 20:09:57,929 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 371 transitions. Word has length 75 [2022-02-23 20:09:57,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:09:57,929 INFO L470 AbstractCegarLoop]: Abstraction has 246 states and 371 transitions. [2022-02-23 20:09:57,929 INFO L471 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) [2022-02-23 20:09:57,929 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 371 transitions. [2022-02-23 20:09:57,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-23 20:09:57,930 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:09:57,930 INFO L514 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] [2022-02-23 20:09:57,930 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-02-23 20:09:57,930 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:09:57,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:09:57,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1681571247, now seen corresponding path program 1 times [2022-02-23 20:09:57,930 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:09:57,931 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609874033] [2022-02-23 20:09:57,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:09:57,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:09:57,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:58,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:09:58,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:09:58,025 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-23 20:09:58,026 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:09:58,026 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609874033] [2022-02-23 20:09:58,026 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609874033] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:09:58,026 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:09:58,026 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:09:58,026 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648635448] [2022-02-23 20:09:58,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:09:58,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:09:58,026 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:09:58,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:09:58,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:09:58,027 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) [2022-02-23 20:09:59,465 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:10:00,784 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:10:02,803 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:10:03,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:10:03,151 INFO L93 Difference]: Finished difference Result 273 states and 405 transitions. [2022-02-23 20:10:03,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:10:03,151 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 [2022-02-23 20:10:03,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:10:03,152 INFO L225 Difference]: With dead ends: 273 [2022-02-23 20:10:03,152 INFO L226 Difference]: Without dead ends: 273 [2022-02-23 20:10:03,152 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:10:03,153 INFO L933 BasicCegarLoop]: 198 mSDtfsCounter, 39 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 390 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 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, 5.1s IncrementalHoareTripleChecker+Time [2022-02-23 20:10:03,153 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [39 Valid, 509 Invalid, 401 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 390 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2022-02-23 20:10:03,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2022-02-23 20:10:03,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 246. [2022-02-23 20:10:03,156 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) [2022-02-23 20:10:03,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 370 transitions. [2022-02-23 20:10:03,157 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 370 transitions. Word has length 75 [2022-02-23 20:10:03,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:10:03,157 INFO L470 AbstractCegarLoop]: Abstraction has 246 states and 370 transitions. [2022-02-23 20:10:03,157 INFO L471 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) [2022-02-23 20:10:03,157 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 370 transitions. [2022-02-23 20:10:03,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-02-23 20:10:03,157 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:10:03,157 INFO L514 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] [2022-02-23 20:10:03,158 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-02-23 20:10:03,158 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:10:03,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:10:03,158 INFO L85 PathProgramCache]: Analyzing trace with hash -1399153773, now seen corresponding path program 1 times [2022-02-23 20:10:03,158 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:10:03,158 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126315447] [2022-02-23 20:10:03,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:10:03,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:10:03,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:10:03,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:10:03,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:10:03,255 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-23 20:10:03,255 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:10:03,256 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126315447] [2022-02-23 20:10:03,257 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126315447] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:10:03,257 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:10:03,257 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:10:03,257 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75235007] [2022-02-23 20:10:03,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:10:03,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:10:03,257 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:10:03,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:10:03,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:10:03,258 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) [2022-02-23 20:10:06,918 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:10:07,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:10:07,372 INFO L93 Difference]: Finished difference Result 355 states and 531 transitions. [2022-02-23 20:10:07,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:10:07,373 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 [2022-02-23 20:10:07,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:10:07,374 INFO L225 Difference]: With dead ends: 355 [2022-02-23 20:10:07,374 INFO L226 Difference]: Without dead ends: 355 [2022-02-23 20:10:07,374 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:10:07,375 INFO L933 BasicCegarLoop]: 118 mSDtfsCounter, 148 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 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, 4.1s IncrementalHoareTripleChecker+Time [2022-02-23 20:10:07,375 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [148 Valid, 344 Invalid, 538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2022-02-23 20:10:07,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2022-02-23 20:10:07,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 246. [2022-02-23 20:10:07,378 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) [2022-02-23 20:10:07,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 366 transitions. [2022-02-23 20:10:07,378 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 366 transitions. Word has length 77 [2022-02-23 20:10:07,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:10:07,379 INFO L470 AbstractCegarLoop]: Abstraction has 246 states and 366 transitions. [2022-02-23 20:10:07,379 INFO L471 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) [2022-02-23 20:10:07,379 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 366 transitions. [2022-02-23 20:10:07,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-02-23 20:10:07,379 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:10:07,379 INFO L514 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] [2022-02-23 20:10:07,379 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-02-23 20:10:07,380 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:10:07,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:10:07,380 INFO L85 PathProgramCache]: Analyzing trace with hash -1192836383, now seen corresponding path program 1 times [2022-02-23 20:10:07,380 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:10:07,380 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695113965] [2022-02-23 20:10:07,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:10:07,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:10:07,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:10:07,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:10:07,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:10:07,466 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-23 20:10:07,466 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:10:07,466 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695113965] [2022-02-23 20:10:07,466 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695113965] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:10:07,466 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:10:07,466 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:10:07,467 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257619906] [2022-02-23 20:10:07,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:10:07,467 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:10:07,467 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:10:07,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:10:07,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:10:07,467 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) [2022-02-23 20:10:08,508 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:10:10,525 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:10:12,546 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:10:14,361 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 [] [2022-02-23 20:10:14,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:10:14,804 INFO L93 Difference]: Finished difference Result 355 states and 527 transitions. [2022-02-23 20:10:14,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:10:14,804 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 [2022-02-23 20:10:14,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:10:14,805 INFO L225 Difference]: With dead ends: 355 [2022-02-23 20:10:14,805 INFO L226 Difference]: Without dead ends: 355 [2022-02-23 20:10:14,806 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:10:14,808 INFO L933 BasicCegarLoop]: 118 mSDtfsCounter, 146 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 63 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 344 SdHoareTripleChecker+Invalid, 538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.3s IncrementalHoareTripleChecker+Time [2022-02-23 20:10:14,809 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [146 Valid, 344 Invalid, 538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 473 Invalid, 2 Unknown, 0 Unchecked, 7.3s Time] [2022-02-23 20:10:14,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2022-02-23 20:10:14,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 246. [2022-02-23 20:10:14,815 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) [2022-02-23 20:10:14,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 362 transitions. [2022-02-23 20:10:14,817 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 362 transitions. Word has length 78 [2022-02-23 20:10:14,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:10:14,817 INFO L470 AbstractCegarLoop]: Abstraction has 246 states and 362 transitions. [2022-02-23 20:10:14,817 INFO L471 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) [2022-02-23 20:10:14,817 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 362 transitions. [2022-02-23 20:10:14,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-02-23 20:10:14,818 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:10:14,818 INFO L514 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] [2022-02-23 20:10:14,818 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-02-23 20:10:14,818 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:10:14,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:10:14,818 INFO L85 PathProgramCache]: Analyzing trace with hash -1089053230, now seen corresponding path program 1 times [2022-02-23 20:10:14,819 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:10:14,819 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333031402] [2022-02-23 20:10:14,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:10:14,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:10:14,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:10:14,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:10:14,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:10:14,912 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-02-23 20:10:14,912 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:10:14,912 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333031402] [2022-02-23 20:10:14,912 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333031402] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:10:14,912 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:10:14,912 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:10:14,912 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206948460] [2022-02-23 20:10:14,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:10:14,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:10:14,913 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:10:14,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:10:14,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:10:14,913 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) [2022-02-23 20:10:17,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:10:17,974 INFO L93 Difference]: Finished difference Result 353 states and 517 transitions. [2022-02-23 20:10:17,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:10:17,975 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 [2022-02-23 20:10:17,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:10:17,976 INFO L225 Difference]: With dead ends: 353 [2022-02-23 20:10:17,976 INFO L226 Difference]: Without dead ends: 353 [2022-02-23 20:10:17,976 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:10:17,977 INFO L933 BasicCegarLoop]: 199 mSDtfsCounter, 90 mSDsluCounter, 314 mSDsCounter, 0 mSdLazyCounter, 527 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s 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, 3.0s IncrementalHoareTripleChecker+Time [2022-02-23 20:10:17,977 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [90 Valid, 513 Invalid, 543 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 527 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-02-23 20:10:17,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2022-02-23 20:10:18,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 277. [2022-02-23 20:10:18,013 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) [2022-02-23 20:10:18,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 410 transitions. [2022-02-23 20:10:18,013 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 410 transitions. Word has length 82 [2022-02-23 20:10:18,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:10:18,014 INFO L470 AbstractCegarLoop]: Abstraction has 277 states and 410 transitions. [2022-02-23 20:10:18,014 INFO L471 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) [2022-02-23 20:10:18,014 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 410 transitions. [2022-02-23 20:10:18,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-02-23 20:10:18,014 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:10:18,015 INFO L514 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] [2022-02-23 20:10:18,015 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-02-23 20:10:18,015 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:10:18,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:10:18,015 INFO L85 PathProgramCache]: Analyzing trace with hash -63561231, now seen corresponding path program 1 times [2022-02-23 20:10:18,015 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:10:18,016 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397933834] [2022-02-23 20:10:18,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:10:18,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:10:18,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:10:18,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:10:18,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:10:18,133 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-02-23 20:10:18,133 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:10:18,133 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397933834] [2022-02-23 20:10:18,133 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397933834] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:10:18,133 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:10:18,134 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:10:18,134 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022835084] [2022-02-23 20:10:18,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:10:18,134 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:10:18,135 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:10:18,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:10:18,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:10:18,135 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) [2022-02-23 20:10:21,113 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:10:21,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:10:21,538 INFO L93 Difference]: Finished difference Result 335 states and 491 transitions. [2022-02-23 20:10:21,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:10:21,549 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 [2022-02-23 20:10:21,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:10:21,550 INFO L225 Difference]: With dead ends: 335 [2022-02-23 20:10:21,550 INFO L226 Difference]: Without dead ends: 335 [2022-02-23 20:10:21,550 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:10:21,550 INFO L933 BasicCegarLoop]: 246 mSDtfsCounter, 37 mSDsluCounter, 359 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 605 SdHoareTripleChecker+Invalid, 480 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-02-23 20:10:21,551 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [37 Valid, 605 Invalid, 480 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-02-23 20:10:21,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2022-02-23 20:10:21,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 301. [2022-02-23 20:10:21,554 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) [2022-02-23 20:10:21,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 447 transitions. [2022-02-23 20:10:21,555 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 447 transitions. Word has length 82 [2022-02-23 20:10:21,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:10:21,555 INFO L470 AbstractCegarLoop]: Abstraction has 301 states and 447 transitions. [2022-02-23 20:10:21,555 INFO L471 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) [2022-02-23 20:10:21,555 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 447 transitions. [2022-02-23 20:10:21,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-02-23 20:10:21,555 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:10:21,556 INFO L514 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] [2022-02-23 20:10:21,556 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-02-23 20:10:21,556 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:10:21,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:10:21,556 INFO L85 PathProgramCache]: Analyzing trace with hash 2130514276, now seen corresponding path program 1 times [2022-02-23 20:10:21,556 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:10:21,556 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932743112] [2022-02-23 20:10:21,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:10:21,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:10:21,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:10:21,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:10:21,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:10:21,680 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-02-23 20:10:21,680 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:10:21,680 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932743112] [2022-02-23 20:10:21,680 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932743112] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:10:21,680 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:10:21,680 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:10:21,680 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528763723] [2022-02-23 20:10:21,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:10:21,680 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:10:21,680 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:10:21,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:10:21,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:10:21,681 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) [2022-02-23 20:10:24,204 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:10:26,225 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:10:26,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:10:26,647 INFO L93 Difference]: Finished difference Result 400 states and 594 transitions. [2022-02-23 20:10:26,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:10:26,648 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 [2022-02-23 20:10:26,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:10:26,649 INFO L225 Difference]: With dead ends: 400 [2022-02-23 20:10:26,649 INFO L226 Difference]: Without dead ends: 400 [2022-02-23 20:10:26,649 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:10:26,650 INFO L933 BasicCegarLoop]: 119 mSDtfsCounter, 149 mSDsluCounter, 227 mSDsCounter, 0 mSdLazyCounter, 472 mSolverCounterSat, 62 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 472 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-02-23 20:10:26,650 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [149 Valid, 346 Invalid, 535 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 472 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2022-02-23 20:10:26,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 400 states. [2022-02-23 20:10:26,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 400 to 301. [2022-02-23 20:10:26,653 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) [2022-02-23 20:10:26,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 441 transitions. [2022-02-23 20:10:26,654 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 441 transitions. Word has length 87 [2022-02-23 20:10:26,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:10:26,654 INFO L470 AbstractCegarLoop]: Abstraction has 301 states and 441 transitions. [2022-02-23 20:10:26,654 INFO L471 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) [2022-02-23 20:10:26,654 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 441 transitions. [2022-02-23 20:10:26,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-02-23 20:10:26,655 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:10:26,655 INFO L514 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] [2022-02-23 20:10:26,655 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-02-23 20:10:26,655 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:10:26,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:10:26,655 INFO L85 PathProgramCache]: Analyzing trace with hash 1881310108, now seen corresponding path program 1 times [2022-02-23 20:10:26,656 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:10:26,656 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689897213] [2022-02-23 20:10:26,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:10:26,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:10:26,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:10:26,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:10:26,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:10:26,754 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-02-23 20:10:26,754 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:10:26,754 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689897213] [2022-02-23 20:10:26,754 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689897213] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:10:26,754 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:10:26,754 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:10:26,754 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484851250] [2022-02-23 20:10:26,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:10:26,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:10:26,755 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:10:26,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:10:26,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:10:26,755 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) [2022-02-23 20:10:29,598 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:10:30,682 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:10:31,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:10:31,891 INFO L93 Difference]: Finished difference Result 429 states and 638 transitions. [2022-02-23 20:10:31,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:10:31,892 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 [2022-02-23 20:10:31,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:10:31,893 INFO L225 Difference]: With dead ends: 429 [2022-02-23 20:10:31,893 INFO L226 Difference]: Without dead ends: 429 [2022-02-23 20:10:31,893 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:10:31,894 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 120 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 476 mSolverCounterSat, 58 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 348 SdHoareTripleChecker+Invalid, 535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 476 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2022-02-23 20:10:31,894 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [120 Valid, 348 Invalid, 535 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 476 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2022-02-23 20:10:31,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2022-02-23 20:10:31,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 351. [2022-02-23 20:10:31,901 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) [2022-02-23 20:10:31,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 527 transitions. [2022-02-23 20:10:31,901 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 527 transitions. Word has length 88 [2022-02-23 20:10:31,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:10:31,902 INFO L470 AbstractCegarLoop]: Abstraction has 351 states and 527 transitions. [2022-02-23 20:10:31,905 INFO L471 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) [2022-02-23 20:10:31,905 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 527 transitions. [2022-02-23 20:10:31,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-02-23 20:10:31,906 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:10:31,906 INFO L514 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] [2022-02-23 20:10:31,906 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-02-23 20:10:31,906 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:10:31,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:10:31,907 INFO L85 PathProgramCache]: Analyzing trace with hash -1779498248, now seen corresponding path program 1 times [2022-02-23 20:10:31,907 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:10:31,907 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415774399] [2022-02-23 20:10:31,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:10:31,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:10:31,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:10:31,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:10:31,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:10:32,001 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-02-23 20:10:32,001 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:10:32,002 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415774399] [2022-02-23 20:10:32,002 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [415774399] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:10:32,002 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:10:32,002 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:10:32,002 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330877920] [2022-02-23 20:10:32,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:10:32,002 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:10:32,002 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:10:32,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:10:32,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:10:32,003 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) [2022-02-23 20:10:33,034 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:10:35,050 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:10:36,267 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:10:37,566 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:10:37,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:10:37,973 INFO L93 Difference]: Finished difference Result 409 states and 609 transitions. [2022-02-23 20:10:37,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:10:37,973 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 [2022-02-23 20:10:37,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:10:37,975 INFO L225 Difference]: With dead ends: 409 [2022-02-23 20:10:37,975 INFO L226 Difference]: Without dead ends: 409 [2022-02-23 20:10:37,975 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:10:37,976 INFO L933 BasicCegarLoop]: 184 mSDtfsCounter, 67 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 496 mSolverCounterSat, 14 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 483 SdHoareTripleChecker+Invalid, 511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 496 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2022-02-23 20:10:37,976 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [67 Valid, 483 Invalid, 511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 496 Invalid, 1 Unknown, 0 Unchecked, 6.0s Time] [2022-02-23 20:10:37,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2022-02-23 20:10:37,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 362. [2022-02-23 20:10:37,980 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) [2022-02-23 20:10:37,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 547 transitions. [2022-02-23 20:10:37,981 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 547 transitions. Word has length 89 [2022-02-23 20:10:37,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:10:37,981 INFO L470 AbstractCegarLoop]: Abstraction has 362 states and 547 transitions. [2022-02-23 20:10:37,981 INFO L471 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) [2022-02-23 20:10:37,981 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 547 transitions. [2022-02-23 20:10:37,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-02-23 20:10:37,982 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:10:37,982 INFO L514 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] [2022-02-23 20:10:37,982 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-02-23 20:10:37,982 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:10:37,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:10:37,983 INFO L85 PathProgramCache]: Analyzing trace with hash 1616616152, now seen corresponding path program 1 times [2022-02-23 20:10:37,983 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:10:37,983 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391408194] [2022-02-23 20:10:37,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:10:37,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:10:38,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:10:38,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:10:38,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:10:38,109 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-02-23 20:10:38,109 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:10:38,109 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391408194] [2022-02-23 20:10:38,109 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391408194] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:10:38,109 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:10:38,109 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:10:38,110 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967015553] [2022-02-23 20:10:38,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:10:38,110 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:10:38,110 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:10:38,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:10:38,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:10:38,111 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) [2022-02-23 20:10:39,390 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:10:42,052 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:10:42,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:10:42,987 INFO L93 Difference]: Finished difference Result 451 states and 675 transitions. [2022-02-23 20:10:42,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:10:42,987 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 [2022-02-23 20:10:42,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:10:42,989 INFO L225 Difference]: With dead ends: 451 [2022-02-23 20:10:42,989 INFO L226 Difference]: Without dead ends: 451 [2022-02-23 20:10:42,989 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:10:42,990 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 142 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 61 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 348 SdHoareTripleChecker+Invalid, 535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-02-23 20:10:42,990 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [142 Valid, 348 Invalid, 535 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 473 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2022-02-23 20:10:42,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2022-02-23 20:10:42,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 362. [2022-02-23 20:10:42,994 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) [2022-02-23 20:10:42,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 542 transitions. [2022-02-23 20:10:42,994 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 542 transitions. Word has length 96 [2022-02-23 20:10:42,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:10:42,994 INFO L470 AbstractCegarLoop]: Abstraction has 362 states and 542 transitions. [2022-02-23 20:10:42,995 INFO L471 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) [2022-02-23 20:10:42,995 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 542 transitions. [2022-02-23 20:10:42,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-02-23 20:10:42,995 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:10:42,995 INFO L514 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] [2022-02-23 20:10:42,995 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-02-23 20:10:42,996 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:10:42,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:10:42,996 INFO L85 PathProgramCache]: Analyzing trace with hash -368196464, now seen corresponding path program 1 times [2022-02-23 20:10:42,996 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:10:42,996 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839492643] [2022-02-23 20:10:42,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:10:42,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:10:43,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:10:43,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:10:43,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:10:43,108 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-02-23 20:10:43,108 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:10:43,108 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839492643] [2022-02-23 20:10:43,108 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1839492643] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:10:43,108 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:10:43,108 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:10:43,108 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582522899] [2022-02-23 20:10:43,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:10:43,108 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:10:43,108 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:10:43,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:10:43,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:10:43,109 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) [2022-02-23 20:10:46,615 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 [] [2022-02-23 20:10:47,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:10:47,028 INFO L93 Difference]: Finished difference Result 441 states and 656 transitions. [2022-02-23 20:10:47,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:10:47,028 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 [2022-02-23 20:10:47,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:10:47,029 INFO L225 Difference]: With dead ends: 441 [2022-02-23 20:10:47,029 INFO L226 Difference]: Without dead ends: 441 [2022-02-23 20:10:47,030 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:10:47,030 INFO L933 BasicCegarLoop]: 130 mSDtfsCounter, 139 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 463 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 368 SdHoareTripleChecker+Invalid, 517 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 463 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-02-23 20:10:47,030 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [139 Valid, 368 Invalid, 517 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 463 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-02-23 20:10:47,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2022-02-23 20:10:47,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 362. [2022-02-23 20:10:47,034 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) [2022-02-23 20:10:47,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 536 transitions. [2022-02-23 20:10:47,035 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 536 transitions. Word has length 97 [2022-02-23 20:10:47,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:10:47,035 INFO L470 AbstractCegarLoop]: Abstraction has 362 states and 536 transitions. [2022-02-23 20:10:47,035 INFO L471 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) [2022-02-23 20:10:47,035 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 536 transitions. [2022-02-23 20:10:47,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-23 20:10:47,036 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:10:47,036 INFO L514 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] [2022-02-23 20:10:47,036 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-02-23 20:10:47,036 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:10:47,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:10:47,037 INFO L85 PathProgramCache]: Analyzing trace with hash -102121424, now seen corresponding path program 1 times [2022-02-23 20:10:47,037 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:10:47,037 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454782982] [2022-02-23 20:10:47,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:10:47,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:10:47,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:10:47,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:10:47,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:10:47,132 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-02-23 20:10:47,132 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:10:47,132 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454782982] [2022-02-23 20:10:47,132 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [454782982] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:10:47,132 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:10:47,132 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:10:47,133 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150588563] [2022-02-23 20:10:47,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:10:47,133 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:10:47,133 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:10:47,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:10:47,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:10:47,133 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) [2022-02-23 20:10:48,228 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:10:49,921 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:10:51,945 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:10:53,965 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:10:54,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:10:54,312 INFO L93 Difference]: Finished difference Result 397 states and 582 transitions. [2022-02-23 20:10:54,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:10:54,313 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 [2022-02-23 20:10:54,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:10:54,314 INFO L225 Difference]: With dead ends: 397 [2022-02-23 20:10:54,314 INFO L226 Difference]: Without dead ends: 397 [2022-02-23 20:10:54,314 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:10:54,314 INFO L933 BasicCegarLoop]: 200 mSDtfsCounter, 73 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 485 mSolverCounterSat, 9 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 515 SdHoareTripleChecker+Invalid, 496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 485 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2022-02-23 20:10:54,314 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [73 Valid, 515 Invalid, 496 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 485 Invalid, 2 Unknown, 0 Unchecked, 7.2s Time] [2022-02-23 20:10:54,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2022-02-23 20:10:54,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 362. [2022-02-23 20:10:54,318 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) [2022-02-23 20:10:54,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 535 transitions. [2022-02-23 20:10:54,319 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 535 transitions. Word has length 104 [2022-02-23 20:10:54,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:10:54,319 INFO L470 AbstractCegarLoop]: Abstraction has 362 states and 535 transitions. [2022-02-23 20:10:54,319 INFO L471 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) [2022-02-23 20:10:54,319 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 535 transitions. [2022-02-23 20:10:54,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-23 20:10:54,320 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:10:54,320 INFO L514 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] [2022-02-23 20:10:54,320 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-02-23 20:10:54,320 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:10:54,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:10:54,320 INFO L85 PathProgramCache]: Analyzing trace with hash -81784049, now seen corresponding path program 1 times [2022-02-23 20:10:54,320 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:10:54,320 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907728982] [2022-02-23 20:10:54,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:10:54,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:10:54,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:10:54,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:10:54,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:10:54,412 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-02-23 20:10:54,412 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:10:54,412 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907728982] [2022-02-23 20:10:54,413 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907728982] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:10:54,413 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:10:54,413 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-23 20:10:54,413 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909770947] [2022-02-23 20:10:54,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:10:54,413 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-23 20:10:54,413 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:10:54,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-23 20:10:54,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-23 20:10:54,414 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) [2022-02-23 20:10:55,903 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:10:58,250 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:10:58,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:10:58,510 INFO L93 Difference]: Finished difference Result 693 states and 1026 transitions. [2022-02-23 20:10:58,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-23 20:10:58,511 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 [2022-02-23 20:10:58,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:10:58,513 INFO L225 Difference]: With dead ends: 693 [2022-02-23 20:10:58,513 INFO L226 Difference]: Without dead ends: 693 [2022-02-23 20:10:58,513 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-23 20:10:58,513 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 143 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 283 mSolverCounterSat, 11 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 435 SdHoareTripleChecker+Invalid, 295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 283 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-02-23 20:10:58,513 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [143 Valid, 435 Invalid, 295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 283 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2022-02-23 20:10:58,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 693 states. [2022-02-23 20:10:58,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 693 to 693. [2022-02-23 20:10:58,519 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) [2022-02-23 20:10:58,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 693 states and 1026 transitions. [2022-02-23 20:10:58,520 INFO L78 Accepts]: Start accepts. Automaton has 693 states and 1026 transitions. Word has length 104 [2022-02-23 20:10:58,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:10:58,520 INFO L470 AbstractCegarLoop]: Abstraction has 693 states and 1026 transitions. [2022-02-23 20:10:58,520 INFO L471 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) [2022-02-23 20:10:58,521 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1026 transitions. [2022-02-23 20:10:58,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-23 20:10:58,521 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:10:58,522 INFO L514 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] [2022-02-23 20:10:58,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-02-23 20:10:58,522 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:10:58,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:10:58,522 INFO L85 PathProgramCache]: Analyzing trace with hash -2012403154, now seen corresponding path program 1 times [2022-02-23 20:10:58,522 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:10:58,522 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054825038] [2022-02-23 20:10:58,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:10:58,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:10:58,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:10:58,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:10:58,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:10:58,617 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-02-23 20:10:58,617 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:10:58,617 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054825038] [2022-02-23 20:10:58,618 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054825038] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:10:58,618 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:10:58,618 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-23 20:10:58,618 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608004368] [2022-02-23 20:10:58,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:10:58,618 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-23 20:10:58,618 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:10:58,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-23 20:10:58,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-23 20:10:58,619 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) [2022-02-23 20:11:00,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:11:00,629 INFO L93 Difference]: Finished difference Result 720 states and 1061 transitions. [2022-02-23 20:11:00,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-23 20:11:00,630 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 [2022-02-23 20:11:00,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:11:00,632 INFO L225 Difference]: With dead ends: 720 [2022-02-23 20:11:00,632 INFO L226 Difference]: Without dead ends: 720 [2022-02-23 20:11:00,632 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-23 20:11:00,632 INFO L933 BasicCegarLoop]: 223 mSDtfsCounter, 15 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 250 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s 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, 2.0s IncrementalHoareTripleChecker+Time [2022-02-23 20:11:00,632 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 417 Invalid, 253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 250 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-23 20:11:00,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 720 states. [2022-02-23 20:11:00,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 720 to 720. [2022-02-23 20:11:00,637 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) [2022-02-23 20:11:00,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 720 states and 1061 transitions. [2022-02-23 20:11:00,638 INFO L78 Accepts]: Start accepts. Automaton has 720 states and 1061 transitions. Word has length 104 [2022-02-23 20:11:00,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:11:00,639 INFO L470 AbstractCegarLoop]: Abstraction has 720 states and 1061 transitions. [2022-02-23 20:11:00,639 INFO L471 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) [2022-02-23 20:11:00,639 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1061 transitions. [2022-02-23 20:11:00,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-23 20:11:00,640 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:11:00,640 INFO L514 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] [2022-02-23 20:11:00,640 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-02-23 20:11:00,640 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:11:00,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:11:00,640 INFO L85 PathProgramCache]: Analyzing trace with hash -1592886323, now seen corresponding path program 1 times [2022-02-23 20:11:00,640 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:11:00,641 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303940338] [2022-02-23 20:11:00,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:11:00,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:11:00,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:11:00,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:11:00,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:11:00,710 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2022-02-23 20:11:00,710 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:11:00,710 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303940338] [2022-02-23 20:11:00,711 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303940338] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:11:00,711 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:11:00,711 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-23 20:11:00,711 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924529754] [2022-02-23 20:11:00,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:11:00,711 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-23 20:11:00,711 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:11:00,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-23 20:11:00,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-23 20:11:00,712 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) [2022-02-23 20:11:03,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:11:03,020 INFO L93 Difference]: Finished difference Result 722 states and 1063 transitions. [2022-02-23 20:11:03,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-23 20:11:03,020 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 [2022-02-23 20:11:03,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:11:03,022 INFO L225 Difference]: With dead ends: 722 [2022-02-23 20:11:03,022 INFO L226 Difference]: Without dead ends: 722 [2022-02-23 20:11:03,022 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-23 20:11:03,022 INFO L933 BasicCegarLoop]: 211 mSDtfsCounter, 4 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 236 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 396 SdHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-23 20:11:03,023 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 396 Invalid, 238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 236 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-02-23 20:11:03,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 722 states. [2022-02-23 20:11:03,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 722 to 722. [2022-02-23 20:11:03,035 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) [2022-02-23 20:11:03,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 722 states and 1063 transitions. [2022-02-23 20:11:03,036 INFO L78 Accepts]: Start accepts. Automaton has 722 states and 1063 transitions. Word has length 104 [2022-02-23 20:11:03,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:11:03,036 INFO L470 AbstractCegarLoop]: Abstraction has 722 states and 1063 transitions. [2022-02-23 20:11:03,036 INFO L471 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) [2022-02-23 20:11:03,036 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1063 transitions. [2022-02-23 20:11:03,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-02-23 20:11:03,037 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:11:03,037 INFO L514 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] [2022-02-23 20:11:03,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-02-23 20:11:03,037 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:11:03,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:11:03,038 INFO L85 PathProgramCache]: Analyzing trace with hash -276398424, now seen corresponding path program 1 times [2022-02-23 20:11:03,038 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:11:03,038 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448233258] [2022-02-23 20:11:03,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:11:03,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:11:03,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:11:03,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:11:03,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:11:03,150 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-02-23 20:11:03,150 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:11:03,150 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448233258] [2022-02-23 20:11:03,150 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448233258] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:11:03,151 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:11:03,151 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-23 20:11:03,151 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427892023] [2022-02-23 20:11:03,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:11:03,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-23 20:11:03,152 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:11:03,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-23 20:11:03,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-23 20:11:03,152 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) [2022-02-23 20:11:05,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:11:05,370 INFO L93 Difference]: Finished difference Result 1058 states and 1566 transitions. [2022-02-23 20:11:05,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-23 20:11:05,370 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 [2022-02-23 20:11:05,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:11:05,373 INFO L225 Difference]: With dead ends: 1058 [2022-02-23 20:11:05,373 INFO L226 Difference]: Without dead ends: 1058 [2022-02-23 20:11:05,373 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-23 20:11:05,373 INFO L933 BasicCegarLoop]: 194 mSDtfsCounter, 164 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 246 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s 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, 2.2s IncrementalHoareTripleChecker+Time [2022-02-23 20:11:05,374 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [164 Valid, 379 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 246 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-23 20:11:05,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1058 states. [2022-02-23 20:11:05,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1058 to 1056. [2022-02-23 20:11:05,382 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) [2022-02-23 20:11:05,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 1056 states and 1565 transitions. [2022-02-23 20:11:05,384 INFO L78 Accepts]: Start accepts. Automaton has 1056 states and 1565 transitions. Word has length 106 [2022-02-23 20:11:05,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:11:05,384 INFO L470 AbstractCegarLoop]: Abstraction has 1056 states and 1565 transitions. [2022-02-23 20:11:05,384 INFO L471 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) [2022-02-23 20:11:05,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1565 transitions. [2022-02-23 20:11:05,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-02-23 20:11:05,385 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:11:05,385 INFO L514 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] [2022-02-23 20:11:05,385 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-02-23 20:11:05,385 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:11:05,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:11:05,386 INFO L85 PathProgramCache]: Analyzing trace with hash 55993698, now seen corresponding path program 1 times [2022-02-23 20:11:05,386 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:11:05,386 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134854692] [2022-02-23 20:11:05,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:11:05,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:11:05,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:11:05,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:11:05,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:11:05,461 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-02-23 20:11:05,461 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:11:05,461 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134854692] [2022-02-23 20:11:05,461 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134854692] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:11:05,461 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:11:05,461 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-23 20:11:05,462 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975721211] [2022-02-23 20:11:05,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:11:05,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-23 20:11:05,462 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:11:05,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-23 20:11:05,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-23 20:11:05,463 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) [2022-02-23 20:11:06,902 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:11:08,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:11:08,087 INFO L93 Difference]: Finished difference Result 1392 states and 2054 transitions. [2022-02-23 20:11:08,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-23 20:11:08,088 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 [2022-02-23 20:11:08,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:11:08,091 INFO L225 Difference]: With dead ends: 1392 [2022-02-23 20:11:08,091 INFO L226 Difference]: Without dead ends: 1392 [2022-02-23 20:11:08,091 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-23 20:11:08,092 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 148 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 428 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s 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, 2.6s IncrementalHoareTripleChecker+Time [2022-02-23 20:11:08,092 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [148 Valid, 576 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 428 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-02-23 20:11:08,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1392 states. [2022-02-23 20:11:08,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1392 to 1390. [2022-02-23 20:11:08,102 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) [2022-02-23 20:11:08,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1390 states and 2053 transitions. [2022-02-23 20:11:08,104 INFO L78 Accepts]: Start accepts. Automaton has 1390 states and 2053 transitions. Word has length 113 [2022-02-23 20:11:08,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:11:08,105 INFO L470 AbstractCegarLoop]: Abstraction has 1390 states and 2053 transitions. [2022-02-23 20:11:08,105 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-23 20:11:08,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 2053 transitions. [2022-02-23 20:11:08,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-02-23 20:11:08,106 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:11:08,106 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-23 20:11:08,106 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-02-23 20:11:08,107 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:11:08,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:11:08,107 INFO L85 PathProgramCache]: Analyzing trace with hash -141195902, now seen corresponding path program 1 times [2022-02-23 20:11:08,107 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:11:08,107 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414939951] [2022-02-23 20:11:08,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:11:08,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:11:08,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:11:08,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:11:08,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:11:08,212 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-02-23 20:11:08,212 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:11:08,212 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414939951] [2022-02-23 20:11:08,212 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414939951] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:11:08,212 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:11:08,212 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-23 20:11:08,212 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045315725] [2022-02-23 20:11:08,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:11:08,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-23 20:11:08,213 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:11:08,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-23 20:11:08,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-23 20:11:08,213 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) [2022-02-23 20:11:09,638 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:11:11,933 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:11:13,957 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:11:14,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:11:14,352 INFO L93 Difference]: Finished difference Result 1700 states and 2501 transitions. [2022-02-23 20:11:14,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-23 20:11:14,353 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 [2022-02-23 20:11:14,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:11:14,356 INFO L225 Difference]: With dead ends: 1700 [2022-02-23 20:11:14,356 INFO L226 Difference]: Without dead ends: 1700 [2022-02-23 20:11:14,357 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-23 20:11:14,357 INFO L933 BasicCegarLoop]: 140 mSDtfsCounter, 109 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 472 mSolverCounterSat, 54 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s 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, 6.1s IncrementalHoareTripleChecker+Time [2022-02-23 20:11:14,357 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [109 Valid, 388 Invalid, 527 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 472 Invalid, 1 Unknown, 0 Unchecked, 6.1s Time] [2022-02-23 20:11:14,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1700 states. [2022-02-23 20:11:14,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1700 to 1394. [2022-02-23 20:11:14,368 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) [2022-02-23 20:11:14,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1394 states and 2065 transitions. [2022-02-23 20:11:14,370 INFO L78 Accepts]: Start accepts. Automaton has 1394 states and 2065 transitions. Word has length 130 [2022-02-23 20:11:14,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:11:14,371 INFO L470 AbstractCegarLoop]: Abstraction has 1394 states and 2065 transitions. [2022-02-23 20:11:14,371 INFO L471 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) [2022-02-23 20:11:14,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 2065 transitions. [2022-02-23 20:11:14,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-02-23 20:11:14,373 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:11:14,373 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-23 20:11:14,373 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-02-23 20:11:14,373 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:11:14,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:11:14,373 INFO L85 PathProgramCache]: Analyzing trace with hash 1588802902, now seen corresponding path program 1 times [2022-02-23 20:11:14,373 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:11:14,373 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867751108] [2022-02-23 20:11:14,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:11:14,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:11:14,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:11:14,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-23 20:11:14,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-23 20:11:14,698 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2022-02-23 20:11:14,699 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-23 20:11:14,699 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867751108] [2022-02-23 20:11:14,699 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1867751108] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-23 20:11:14,699 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-23 20:11:14,699 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-23 20:11:14,699 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207662839] [2022-02-23 20:11:14,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-23 20:11:14,699 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-23 20:11:14,699 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-23 20:11:14,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-23 20:11:14,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-23 20:11:14,700 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) [2022-02-23 20:11:16,195 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:11:17,943 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:11:19,965 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:11:21,989 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-23 20:11:22,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-23 20:11:22,779 INFO L93 Difference]: Finished difference Result 1402 states and 2075 transitions. [2022-02-23 20:11:22,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-23 20:11:22,780 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 134 [2022-02-23 20:11:22,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-23 20:11:22,783 INFO L225 Difference]: With dead ends: 1402 [2022-02-23 20:11:22,783 INFO L226 Difference]: Without dead ends: 1394 [2022-02-23 20:11:22,783 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-02-23 20:11:22,783 INFO L933 BasicCegarLoop]: 209 mSDtfsCounter, 7 mSDsluCounter, 633 mSDsCounter, 0 mSdLazyCounter, 442 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 842 SdHoareTripleChecker+Invalid, 448 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 442 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2022-02-23 20:11:22,784 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 842 Invalid, 448 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 442 Invalid, 2 Unknown, 0 Unchecked, 8.0s Time] [2022-02-23 20:11:22,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1394 states. [2022-02-23 20:11:22,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1394 to 1394. [2022-02-23 20:11:22,796 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) [2022-02-23 20:11:22,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1394 states and 2064 transitions. [2022-02-23 20:11:22,798 INFO L78 Accepts]: Start accepts. Automaton has 1394 states and 2064 transitions. Word has length 134 [2022-02-23 20:11:22,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-23 20:11:22,798 INFO L470 AbstractCegarLoop]: Abstraction has 1394 states and 2064 transitions. [2022-02-23 20:11:22,798 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-23 20:11:22,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 2064 transitions. [2022-02-23 20:11:22,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-02-23 20:11:22,800 INFO L506 BasicCegarLoop]: Found error trace [2022-02-23 20:11:22,800 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-23 20:11:22,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-02-23 20:11:22,800 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-23 20:11:22,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-23 20:11:22,801 INFO L85 PathProgramCache]: Analyzing trace with hash 1296417077, now seen corresponding path program 1 times [2022-02-23 20:11:22,801 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-23 20:11:22,801 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385854285] [2022-02-23 20:11:22,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-23 20:11:22,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-23 20:11:23,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-23 20:11:23,274 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-23 20:11:23,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-23 20:11:23,494 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-23 20:11:23,494 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-23 20:11:23,495 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-02-23 20:11:23,496 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-02-23 20:11:23,499 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-23 20:11:23,502 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-23 20:11:23,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.02 08:11:23 BasicIcfg [2022-02-23 20:11:23,621 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-23 20:11:23,622 INFO L158 Benchmark]: Toolchain (without parser) took 152576.93ms. Allocated memory was 205.5MB in the beginning and 270.5MB in the end (delta: 65.0MB). Free memory was 154.7MB in the beginning and 206.6MB in the end (delta: -51.9MB). Peak memory consumption was 143.1MB. Max. memory is 8.0GB. [2022-02-23 20:11:23,622 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 205.5MB. Free memory is still 174.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-23 20:11:23,623 INFO L158 Benchmark]: CACSL2BoogieTranslator took 501.37ms. Allocated memory is still 205.5MB. Free memory was 154.6MB in the beginning and 161.2MB in the end (delta: -6.6MB). Peak memory consumption was 13.9MB. Max. memory is 8.0GB. [2022-02-23 20:11:23,623 INFO L158 Benchmark]: Boogie Preprocessor took 110.04ms. Allocated memory is still 205.5MB. Free memory was 161.2MB in the beginning and 153.9MB in the end (delta: 7.3MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2022-02-23 20:11:23,623 INFO L158 Benchmark]: RCFGBuilder took 1354.65ms. Allocated memory was 205.5MB in the beginning and 270.5MB in the end (delta: 65.0MB). Free memory was 153.9MB in the beginning and 214.0MB in the end (delta: -60.1MB). Peak memory consumption was 53.7MB. Max. memory is 8.0GB. [2022-02-23 20:11:23,623 INFO L158 Benchmark]: IcfgTransformer took 59.92ms. Allocated memory is still 270.5MB. Free memory was 214.0MB in the beginning and 208.7MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-02-23 20:11:23,623 INFO L158 Benchmark]: TraceAbstraction took 150542.56ms. Allocated memory is still 270.5MB. Free memory was 208.2MB in the beginning and 206.6MB in the end (delta: 1.6MB). Peak memory consumption was 131.1MB. Max. memory is 8.0GB. [2022-02-23 20:11:23,623 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 205.5MB. Free memory is still 174.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 501.37ms. Allocated memory is still 205.5MB. Free memory was 154.6MB in the beginning and 161.2MB in the end (delta: -6.6MB). Peak memory consumption was 13.9MB. Max. memory is 8.0GB. * Boogie Preprocessor took 110.04ms. Allocated memory is still 205.5MB. Free memory was 161.2MB in the beginning and 153.9MB in the end (delta: 7.3MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1354.65ms. Allocated memory was 205.5MB in the beginning and 270.5MB in the end (delta: 65.0MB). Free memory was 153.9MB in the beginning and 214.0MB in the end (delta: -60.1MB). Peak memory consumption was 53.7MB. Max. memory is 8.0GB. * IcfgTransformer took 59.92ms. Allocated memory is still 270.5MB. Free memory was 214.0MB in the beginning and 208.7MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * TraceAbstraction took 150542.56ms. Allocated memory is still 270.5MB. Free memory was 208.2MB in the beginning and 206.6MB in the end (delta: 1.6MB). Peak memory consumption was 131.1MB. 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: 150.4s, OverallIterations: 33, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 145.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 21 mSolverCounterUnknown, 2544 SdHoareTripleChecker+Valid, 144.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2544 mSDsluCounter, 15107 SdHoareTripleChecker+Invalid, 140.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9127 mSDsCounter, 838 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13419 IncrementalHoareTripleChecker+Invalid, 14278 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 838 mSolverCounterUnsat, 5980 mSDtfsCounter, 13419 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 239 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 123 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.6s 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, 1.5s SatisfiabilityAnalysisTime, 1.9s 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 [2022-02-23 20:11:23,656 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...