/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/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/openssl/s3_srvr.blast.02.i.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-b030c9e [2022-03-20 02:48:10,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-20 02:48:10,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-20 02:48:10,878 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-20 02:48:10,879 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-20 02:48:10,880 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-20 02:48:10,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-20 02:48:10,885 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-20 02:48:10,887 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-20 02:48:10,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-20 02:48:10,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-20 02:48:10,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-20 02:48:10,894 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-20 02:48:10,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-20 02:48:10,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-20 02:48:10,900 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-20 02:48:10,900 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-20 02:48:10,901 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-20 02:48:10,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-20 02:48:10,909 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-20 02:48:10,911 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-03-20 02:48:10,912 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-20 02:48:10,913 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-20 02:48:10,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-20 02:48:10,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-20 02:48:10,922 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-20 02:48:10,925 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-20 02:48:10,927 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-20 02:48:10,927 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-20 02:48:10,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-20 02:48:10,928 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-20 02:48:10,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-20 02:48:10,929 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-20 02:48:10,930 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-20 02:48:10,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-20 02:48:10,930 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-20 02:48:10,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-20 02:48:10,933 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2022-03-20 02:48:10,964 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-20 02:48:10,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-20 02:48:10,965 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-20 02:48:10,965 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-20 02:48:10,967 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-20 02:48:10,967 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-20 02:48:10,967 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-20 02:48:10,967 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-20 02:48:10,968 INFO L138 SettingsManager]: * Use SBE=true [2022-03-20 02:48:10,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-20 02:48:10,969 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-20 02:48:10,969 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-20 02:48:10,969 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-20 02:48:10,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-20 02:48:10,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-20 02:48:10,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-20 02:48:10,969 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-20 02:48:10,970 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-20 02:48:10,970 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-20 02:48:10,970 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-20 02:48:10,970 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-20 02:48:10,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-20 02:48:10,970 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-20 02:48:10,970 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-20 02:48:10,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-20 02:48:10,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-20 02:48:10,971 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-20 02:48:10,971 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-20 02:48:10,971 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-20 02:48:10,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-20 02:48:10,972 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-20 02:48:10,972 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-03-20 02:48:10,972 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-20 02:48:10,972 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-03-20 02:48:11,217 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-20 02:48:11,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-20 02:48:11,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-20 02:48:11,247 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-20 02:48:11,251 INFO L275 PluginConnector]: CDTParser initialized [2022-03-20 02:48:11,253 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/openssl/s3_srvr.blast.02.i.cil-1.c [2022-03-20 02:48:11,310 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ef93c6dc/c24f6b4e102b4763bc5bf617a5e7b9cf/FLAGa183a2572 [2022-03-20 02:48:11,889 INFO L306 CDTParser]: Found 1 translation units. [2022-03-20 02:48:11,890 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.02.i.cil-1.c [2022-03-20 02:48:11,912 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ef93c6dc/c24f6b4e102b4763bc5bf617a5e7b9cf/FLAGa183a2572 [2022-03-20 02:48:12,140 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ef93c6dc/c24f6b4e102b4763bc5bf617a5e7b9cf [2022-03-20 02:48:12,143 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-20 02:48:12,145 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-20 02:48:12,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-20 02:48:12,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-20 02:48:12,152 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-20 02:48:12,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.03 02:48:12" (1/1) ... [2022-03-20 02:48:12,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14b53c29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:48:12, skipping insertion in model container [2022-03-20 02:48:12,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.03 02:48:12" (1/1) ... [2022-03-20 02:48:12,160 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-20 02:48:12,214 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-20 02:48:12,572 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.02.i.cil-1.c[72502,72515] [2022-03-20 02:48:12,586 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-20 02:48:12,603 INFO L203 MainTranslator]: Completed pre-run [2022-03-20 02:48:12,733 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.02.i.cil-1.c[72502,72515] [2022-03-20 02:48:12,735 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-20 02:48:12,748 INFO L208 MainTranslator]: Completed translation [2022-03-20 02:48:12,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:48:12 WrapperNode [2022-03-20 02:48:12,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-20 02:48:12,750 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-20 02:48:12,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-20 02:48:12,750 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-20 02:48:12,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:48:12" (1/1) ... [2022-03-20 02:48:12,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:48:12" (1/1) ... [2022-03-20 02:48:12,790 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:48:12" (1/1) ... [2022-03-20 02:48:12,790 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:48:12" (1/1) ... [2022-03-20 02:48:12,857 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:48:12" (1/1) ... [2022-03-20 02:48:12,863 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:48:12" (1/1) ... [2022-03-20 02:48:12,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:48:12" (1/1) ... [2022-03-20 02:48:12,886 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-20 02:48:12,887 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-20 02:48:12,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-20 02:48:12,887 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-20 02:48:12,892 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:48:12" (1/1) ... [2022-03-20 02:48:12,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-20 02:48:12,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-20 02:48:12,923 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-20 02:48:12,931 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-20 02:48:12,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-03-20 02:48:12,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-20 02:48:12,962 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-03-20 02:48:12,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_get_server_method [2022-03-20 02:48:12,962 INFO L138 BoogieDeclarations]: Found implementation of procedure SSLv3_server_method [2022-03-20 02:48:12,962 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-03-20 02:48:12,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2022-03-20 02:48:12,963 INFO L138 BoogieDeclarations]: Found implementation of procedure sslv3_base_method [2022-03-20 02:48:12,963 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-03-20 02:48:12,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-03-20 02:48:12,964 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-03-20 02:48:12,964 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-03-20 02:48:12,967 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-03-20 02:48:12,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-20 02:48:12,967 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-03-20 02:48:12,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2022-03-20 02:48:12,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-03-20 02:48:12,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-03-20 02:48:12,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2022-03-20 02:48:12,968 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2022-03-20 02:48:12,968 INFO L130 BoogieDeclarations]: Found specification of procedure SSLv3_server_method [2022-03-20 02:48:12,968 INFO L130 BoogieDeclarations]: Found specification of procedure sslv3_base_method [2022-03-20 02:48:12,968 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2022-03-20 02:48:12,968 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_get_server_method [2022-03-20 02:48:12,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-03-20 02:48:12,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-20 02:48:12,968 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-03-20 02:48:12,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-20 02:48:12,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-20 02:48:12,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-20 02:48:12,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-20 02:48:12,969 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2022-03-20 02:48:12,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-03-20 02:48:12,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-03-20 02:48:12,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-20 02:48:12,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-20 02:48:12,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-03-20 02:48:12,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-03-20 02:48:12,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-03-20 02:48:12,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-03-20 02:48:12,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-20 02:48:13,185 INFO L234 CfgBuilder]: Building ICFG [2022-03-20 02:48:13,186 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-20 02:48:15,614 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-03-20 02:48:16,083 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2022-03-20 02:48:16,084 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2022-03-20 02:48:16,096 INFO L275 CfgBuilder]: Performing block encoding [2022-03-20 02:48:16,107 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-20 02:48:16,107 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-03-20 02:48:16,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.03 02:48:16 BoogieIcfgContainer [2022-03-20 02:48:16,110 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-20 02:48:16,112 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-20 02:48:16,112 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-20 02:48:16,115 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-20 02:48:16,115 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.03 02:48:12" (1/3) ... [2022-03-20 02:48:16,116 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cb255e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.03 02:48:16, skipping insertion in model container [2022-03-20 02:48:16,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 02:48:12" (2/3) ... [2022-03-20 02:48:16,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cb255e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.03 02:48:16, skipping insertion in model container [2022-03-20 02:48:16,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.03 02:48:16" (3/3) ... [2022-03-20 02:48:16,118 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.02.i.cil-1.c [2022-03-20 02:48:16,123 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-20 02:48:16,123 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-20 02:48:16,166 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-20 02:48:16,171 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-03-20 02:48:16,171 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-03-20 02:48:16,201 INFO L276 IsEmpty]: Start isEmpty. Operand has 153 states, 145 states have (on average 1.696551724137931) internal successors, (246), 146 states have internal predecessors, (246), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-03-20 02:48:16,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-03-20 02:48:16,213 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:48:16,214 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:48:16,214 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:48:16,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:48:16,220 INFO L85 PathProgramCache]: Analyzing trace with hash -2027838722, now seen corresponding path program 1 times [2022-03-20 02:48:16,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:48:16,228 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766799399] [2022-03-20 02:48:16,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:48:16,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:48:16,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:48:16,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:48:16,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:48:16,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 02:48:16,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:48:16,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [766799399] [2022-03-20 02:48:16,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [766799399] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:48:16,718 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:48:16,718 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-20 02:48:16,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768473579] [2022-03-20 02:48:16,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:48:16,725 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-20 02:48:16,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:48:16,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-20 02:48:16,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:48:16,755 INFO L87 Difference]: Start difference. First operand has 153 states, 145 states have (on average 1.696551724137931) internal successors, (246), 146 states have internal predecessors, (246), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:18,792 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:48:19,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:48:19,509 INFO L93 Difference]: Finished difference Result 324 states and 540 transitions. [2022-03-20 02:48:19,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-20 02:48:19,512 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 52 [2022-03-20 02:48:19,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:48:19,521 INFO L225 Difference]: With dead ends: 324 [2022-03-20 02:48:19,521 INFO L226 Difference]: Without dead ends: 165 [2022-03-20 02:48:19,524 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:48:19,527 INFO L913 BasicCegarLoop]: 219 mSDtfsCounter, 34 mSDsluCounter, 358 mSDsCounter, 0 mSdLazyCounter, 401 mSolverCounterSat, 11 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 577 SdHoareTripleChecker+Invalid, 413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 401 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-20 02:48:19,528 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 577 Invalid, 413 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 401 Invalid, 1 Unknown, 0 Unchecked, 2.7s Time] [2022-03-20 02:48:19,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-03-20 02:48:19,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 148. [2022-03-20 02:48:19,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 143 states have (on average 1.5384615384615385) internal successors, (220), 143 states have internal predecessors, (220), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:19,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 224 transitions. [2022-03-20 02:48:19,569 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 224 transitions. Word has length 52 [2022-03-20 02:48:19,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:48:19,569 INFO L478 AbstractCegarLoop]: Abstraction has 148 states and 224 transitions. [2022-03-20 02:48:19,569 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:19,570 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 224 transitions. [2022-03-20 02:48:19,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-03-20 02:48:19,572 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:48:19,572 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:48:19,572 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-20 02:48:19,572 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:48:19,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:48:19,573 INFO L85 PathProgramCache]: Analyzing trace with hash -1075038228, now seen corresponding path program 1 times [2022-03-20 02:48:19,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:48:19,573 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255139761] [2022-03-20 02:48:19,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:48:19,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:48:19,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:48:19,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:48:19,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:48:19,834 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 02:48:19,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:48:19,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255139761] [2022-03-20 02:48:19,837 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255139761] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:48:19,839 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:48:19,840 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-20 02:48:19,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648921114] [2022-03-20 02:48:19,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:48:19,846 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-20 02:48:19,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:48:19,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-20 02:48:19,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:48:19,847 INFO L87 Difference]: Start difference. First operand 148 states and 224 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:22,593 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:48:24,614 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:48:26,627 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:48:27,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:48:27,350 INFO L93 Difference]: Finished difference Result 384 states and 586 transitions. [2022-03-20 02:48:27,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-20 02:48:27,351 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 65 [2022-03-20 02:48:27,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:48:27,353 INFO L225 Difference]: With dead ends: 384 [2022-03-20 02:48:27,353 INFO L226 Difference]: Without dead ends: 262 [2022-03-20 02:48:27,354 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:48:27,355 INFO L913 BasicCegarLoop]: 243 mSDtfsCounter, 137 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 603 mSolverCounterSat, 46 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 584 SdHoareTripleChecker+Invalid, 652 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 603 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2022-03-20 02:48:27,356 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [137 Valid, 584 Invalid, 652 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 603 Invalid, 3 Unknown, 0 Unchecked, 7.5s Time] [2022-03-20 02:48:27,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2022-03-20 02:48:27,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 164. [2022-03-20 02:48:27,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 159 states have (on average 1.5408805031446542) internal successors, (245), 159 states have internal predecessors, (245), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:27,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 249 transitions. [2022-03-20 02:48:27,369 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 249 transitions. Word has length 65 [2022-03-20 02:48:27,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:48:27,369 INFO L478 AbstractCegarLoop]: Abstraction has 164 states and 249 transitions. [2022-03-20 02:48:27,370 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:27,370 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 249 transitions. [2022-03-20 02:48:27,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-03-20 02:48:27,371 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:48:27,372 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:48:27,372 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-20 02:48:27,372 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:48:27,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:48:27,373 INFO L85 PathProgramCache]: Analyzing trace with hash -1045469476, now seen corresponding path program 1 times [2022-03-20 02:48:27,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:48:27,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621789184] [2022-03-20 02:48:27,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:48:27,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:48:27,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:48:27,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:48:27,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:48:27,551 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 02:48:27,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:48:27,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621789184] [2022-03-20 02:48:27,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621789184] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:48:27,551 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:48:27,551 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-20 02:48:27,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529626001] [2022-03-20 02:48:27,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:48:27,552 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-20 02:48:27,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:48:27,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-20 02:48:27,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:48:27,553 INFO L87 Difference]: Start difference. First operand 164 states and 249 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:29,564 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:48:29,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:48:29,968 INFO L93 Difference]: Finished difference Result 318 states and 481 transitions. [2022-03-20 02:48:29,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-20 02:48:29,968 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 66 [2022-03-20 02:48:29,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:48:29,970 INFO L225 Difference]: With dead ends: 318 [2022-03-20 02:48:29,970 INFO L226 Difference]: Without dead ends: 180 [2022-03-20 02:48:29,971 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:48:29,972 INFO L913 BasicCegarLoop]: 178 mSDtfsCounter, 28 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 348 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 455 SdHoareTripleChecker+Invalid, 358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 348 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-20 02:48:29,972 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 455 Invalid, 358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 348 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-03-20 02:48:29,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2022-03-20 02:48:29,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 164. [2022-03-20 02:48:29,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 159 states have (on average 1.5345911949685536) internal successors, (244), 159 states have internal predecessors, (244), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:29,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 248 transitions. [2022-03-20 02:48:29,982 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 248 transitions. Word has length 66 [2022-03-20 02:48:29,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:48:29,982 INFO L478 AbstractCegarLoop]: Abstraction has 164 states and 248 transitions. [2022-03-20 02:48:29,982 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:29,982 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 248 transitions. [2022-03-20 02:48:29,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-03-20 02:48:29,984 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:48:29,985 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:48:29,985 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-20 02:48:29,985 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:48:29,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:48:29,985 INFO L85 PathProgramCache]: Analyzing trace with hash -207458704, now seen corresponding path program 1 times [2022-03-20 02:48:29,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:48:29,986 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367202872] [2022-03-20 02:48:29,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:48:29,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:48:30,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:48:30,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:48:30,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:48:30,142 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 02:48:30,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:48:30,143 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367202872] [2022-03-20 02:48:30,143 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367202872] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:48:30,143 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:48:30,143 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-20 02:48:30,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610984470] [2022-03-20 02:48:30,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:48:30,144 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-20 02:48:30,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:48:30,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-20 02:48:30,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:48:30,145 INFO L87 Difference]: Start difference. First operand 164 states and 248 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:32,156 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:48:32,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:48:32,577 INFO L93 Difference]: Finished difference Result 318 states and 480 transitions. [2022-03-20 02:48:32,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-20 02:48:32,578 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 66 [2022-03-20 02:48:32,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:48:32,579 INFO L225 Difference]: With dead ends: 318 [2022-03-20 02:48:32,579 INFO L226 Difference]: Without dead ends: 180 [2022-03-20 02:48:32,580 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:48:32,581 INFO L913 BasicCegarLoop]: 178 mSDtfsCounter, 26 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 348 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 455 SdHoareTripleChecker+Invalid, 358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 348 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-20 02:48:32,581 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 455 Invalid, 358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 348 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-03-20 02:48:32,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2022-03-20 02:48:32,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 164. [2022-03-20 02:48:32,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 159 states have (on average 1.528301886792453) internal successors, (243), 159 states have internal predecessors, (243), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:32,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 247 transitions. [2022-03-20 02:48:32,596 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 247 transitions. Word has length 66 [2022-03-20 02:48:32,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:48:32,596 INFO L478 AbstractCegarLoop]: Abstraction has 164 states and 247 transitions. [2022-03-20 02:48:32,596 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:32,596 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 247 transitions. [2022-03-20 02:48:32,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-03-20 02:48:32,598 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:48:32,598 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:48:32,598 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-20 02:48:32,598 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:48:32,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:48:32,599 INFO L85 PathProgramCache]: Analyzing trace with hash 1867256871, now seen corresponding path program 1 times [2022-03-20 02:48:32,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:48:32,599 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616876731] [2022-03-20 02:48:32,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:48:32,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:48:32,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:48:32,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:48:32,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:48:32,757 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 02:48:32,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:48:32,757 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [616876731] [2022-03-20 02:48:32,757 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [616876731] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:48:32,758 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:48:32,758 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-20 02:48:32,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498041146] [2022-03-20 02:48:32,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:48:32,759 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-20 02:48:32,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:48:32,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-20 02:48:32,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:48:32,760 INFO L87 Difference]: Start difference. First operand 164 states and 247 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:34,365 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:48:36,388 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:48:38,408 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:48:40,427 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:48:40,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:48:40,994 INFO L93 Difference]: Finished difference Result 416 states and 635 transitions. [2022-03-20 02:48:40,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-20 02:48:40,995 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 66 [2022-03-20 02:48:40,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:48:40,997 INFO L225 Difference]: With dead ends: 416 [2022-03-20 02:48:40,997 INFO L226 Difference]: Without dead ends: 278 [2022-03-20 02:48:40,997 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:48:40,998 INFO L913 BasicCegarLoop]: 107 mSDtfsCounter, 136 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 464 mSolverCounterSat, 64 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 464 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:48:40,998 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [136 Valid, 312 Invalid, 531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 464 Invalid, 3 Unknown, 0 Unchecked, 8.2s Time] [2022-03-20 02:48:40,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2022-03-20 02:48:41,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 181. [2022-03-20 02:48:41,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 176 states have (on average 1.5340909090909092) internal successors, (270), 176 states have internal predecessors, (270), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:41,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 274 transitions. [2022-03-20 02:48:41,006 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 274 transitions. Word has length 66 [2022-03-20 02:48:41,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:48:41,007 INFO L478 AbstractCegarLoop]: Abstraction has 181 states and 274 transitions. [2022-03-20 02:48:41,007 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:41,007 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 274 transitions. [2022-03-20 02:48:41,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-03-20 02:48:41,009 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:48:41,009 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:48:41,009 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-20 02:48:41,009 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:48:41,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:48:41,010 INFO L85 PathProgramCache]: Analyzing trace with hash -1927058904, now seen corresponding path program 1 times [2022-03-20 02:48:41,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:48:41,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188793316] [2022-03-20 02:48:41,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:48:41,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:48:41,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:48:41,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:48:41,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:48:41,161 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 02:48:41,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:48:41,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188793316] [2022-03-20 02:48:41,162 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1188793316] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:48:41,162 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:48:41,163 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-20 02:48:41,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481220353] [2022-03-20 02:48:41,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:48:41,165 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-20 02:48:41,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:48:41,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-20 02:48:41,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:48:41,166 INFO L87 Difference]: Start difference. First operand 181 states and 274 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:43,177 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:48:43,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:48:43,588 INFO L93 Difference]: Finished difference Result 349 states and 531 transitions. [2022-03-20 02:48:43,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-20 02:48:43,589 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 66 [2022-03-20 02:48:43,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:48:43,590 INFO L225 Difference]: With dead ends: 349 [2022-03-20 02:48:43,590 INFO L226 Difference]: Without dead ends: 194 [2022-03-20 02:48:43,591 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:48:43,591 INFO L913 BasicCegarLoop]: 181 mSDtfsCounter, 18 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 342 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 342 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-20 02:48:43,592 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [18 Valid, 461 Invalid, 351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 342 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-03-20 02:48:43,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2022-03-20 02:48:43,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 181. [2022-03-20 02:48:43,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 176 states have (on average 1.5284090909090908) internal successors, (269), 176 states have internal predecessors, (269), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:43,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 273 transitions. [2022-03-20 02:48:43,598 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 273 transitions. Word has length 66 [2022-03-20 02:48:43,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:48:43,599 INFO L478 AbstractCegarLoop]: Abstraction has 181 states and 273 transitions. [2022-03-20 02:48:43,599 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:43,599 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 273 transitions. [2022-03-20 02:48:43,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-03-20 02:48:43,601 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:48:43,601 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:48:43,601 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-20 02:48:43,601 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:48:43,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:48:43,602 INFO L85 PathProgramCache]: Analyzing trace with hash 527212629, now seen corresponding path program 1 times [2022-03-20 02:48:43,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:48:43,602 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664800381] [2022-03-20 02:48:43,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:48:43,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:48:43,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:48:43,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:48:43,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:48:43,754 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 02:48:43,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:48:43,754 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664800381] [2022-03-20 02:48:43,754 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [664800381] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:48:43,754 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:48:43,755 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-20 02:48:43,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007538170] [2022-03-20 02:48:43,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:48:43,755 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-20 02:48:43,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:48:43,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-20 02:48:43,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:48:43,756 INFO L87 Difference]: Start difference. First operand 181 states and 273 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:45,766 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:48:46,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:48:46,169 INFO L93 Difference]: Finished difference Result 349 states and 530 transitions. [2022-03-20 02:48:46,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-20 02:48:46,170 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 67 [2022-03-20 02:48:46,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:48:46,171 INFO L225 Difference]: With dead ends: 349 [2022-03-20 02:48:46,171 INFO L226 Difference]: Without dead ends: 194 [2022-03-20 02:48:46,172 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:48:46,172 INFO L913 BasicCegarLoop]: 181 mSDtfsCounter, 22 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 342 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 342 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-20 02:48:46,173 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [22 Valid, 461 Invalid, 351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 342 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-03-20 02:48:46,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2022-03-20 02:48:46,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 181. [2022-03-20 02:48:46,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 176 states have (on average 1.5227272727272727) internal successors, (268), 176 states have internal predecessors, (268), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:46,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 272 transitions. [2022-03-20 02:48:46,179 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 272 transitions. Word has length 67 [2022-03-20 02:48:46,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:48:46,179 INFO L478 AbstractCegarLoop]: Abstraction has 181 states and 272 transitions. [2022-03-20 02:48:46,179 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:46,179 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 272 transitions. [2022-03-20 02:48:46,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-03-20 02:48:46,180 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:48:46,180 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:48:46,180 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-20 02:48:46,180 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:48:46,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:48:46,181 INFO L85 PathProgramCache]: Analyzing trace with hash 1788390677, now seen corresponding path program 1 times [2022-03-20 02:48:46,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:48:46,181 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590302750] [2022-03-20 02:48:46,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:48:46,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:48:46,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:48:46,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:48:46,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:48:46,327 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 02:48:46,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:48:46,327 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590302750] [2022-03-20 02:48:46,327 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590302750] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:48:46,327 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:48:46,328 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-20 02:48:46,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390683351] [2022-03-20 02:48:46,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:48:46,328 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-20 02:48:46,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:48:46,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-20 02:48:46,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:48:46,329 INFO L87 Difference]: Start difference. First operand 181 states and 272 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:48,345 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:48:48,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:48:48,738 INFO L93 Difference]: Finished difference Result 349 states and 529 transitions. [2022-03-20 02:48:48,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-20 02:48:48,738 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 68 [2022-03-20 02:48:48,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:48:48,739 INFO L225 Difference]: With dead ends: 349 [2022-03-20 02:48:48,739 INFO L226 Difference]: Without dead ends: 194 [2022-03-20 02:48:48,740 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:48:48,741 INFO L913 BasicCegarLoop]: 181 mSDtfsCounter, 20 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 342 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 342 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-20 02:48:48,741 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 461 Invalid, 351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 342 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-03-20 02:48:48,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2022-03-20 02:48:48,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 181. [2022-03-20 02:48:48,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 176 states have (on average 1.5170454545454546) internal successors, (267), 176 states have internal predecessors, (267), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:48,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 271 transitions. [2022-03-20 02:48:48,747 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 271 transitions. Word has length 68 [2022-03-20 02:48:48,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:48:48,748 INFO L478 AbstractCegarLoop]: Abstraction has 181 states and 271 transitions. [2022-03-20 02:48:48,748 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:48,748 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 271 transitions. [2022-03-20 02:48:48,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-03-20 02:48:48,749 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:48:48,749 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:48:48,749 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-20 02:48:48,749 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:48:48,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:48:48,749 INFO L85 PathProgramCache]: Analyzing trace with hash -2103559590, now seen corresponding path program 1 times [2022-03-20 02:48:48,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:48:48,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433773095] [2022-03-20 02:48:48,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:48:48,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:48:48,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:48:48,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:48:48,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:48:48,885 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 02:48:48,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:48:48,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433773095] [2022-03-20 02:48:48,885 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433773095] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:48:48,885 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:48:48,885 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-20 02:48:48,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709005670] [2022-03-20 02:48:48,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:48:48,886 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-20 02:48:48,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:48:48,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-20 02:48:48,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:48:48,887 INFO L87 Difference]: Start difference. First operand 181 states and 271 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:50,898 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:48:51,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:48:51,267 INFO L93 Difference]: Finished difference Result 339 states and 515 transitions. [2022-03-20 02:48:51,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-20 02:48:51,268 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 69 [2022-03-20 02:48:51,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:48:51,269 INFO L225 Difference]: With dead ends: 339 [2022-03-20 02:48:51,269 INFO L226 Difference]: Without dead ends: 184 [2022-03-20 02:48:51,270 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:48:51,298 INFO L913 BasicCegarLoop]: 188 mSDtfsCounter, 11 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 328 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 328 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-20 02:48:51,299 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 475 Invalid, 333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 328 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-03-20 02:48:51,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2022-03-20 02:48:51,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 181. [2022-03-20 02:48:51,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 176 states have (on average 1.5113636363636365) internal successors, (266), 176 states have internal predecessors, (266), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:51,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 270 transitions. [2022-03-20 02:48:51,305 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 270 transitions. Word has length 69 [2022-03-20 02:48:51,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:48:51,305 INFO L478 AbstractCegarLoop]: Abstraction has 181 states and 270 transitions. [2022-03-20 02:48:51,305 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:51,305 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 270 transitions. [2022-03-20 02:48:51,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-03-20 02:48:51,306 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:48:51,306 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:48:51,306 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-20 02:48:51,306 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:48:51,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:48:51,307 INFO L85 PathProgramCache]: Analyzing trace with hash 890818627, now seen corresponding path program 1 times [2022-03-20 02:48:51,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:48:51,307 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410253248] [2022-03-20 02:48:51,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:48:51,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:48:51,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:48:51,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:48:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:48:51,433 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 02:48:51,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:48:51,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410253248] [2022-03-20 02:48:51,433 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410253248] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:48:51,433 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:48:51,433 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-20 02:48:51,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911257965] [2022-03-20 02:48:51,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:48:51,434 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-20 02:48:51,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:48:51,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-20 02:48:51,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:48:51,435 INFO L87 Difference]: Start difference. First operand 181 states and 270 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:53,838 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:48:55,862 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:48:57,884 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:48:58,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:48:58,395 INFO L93 Difference]: Finished difference Result 450 states and 684 transitions. [2022-03-20 02:48:58,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-20 02:48:58,395 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 69 [2022-03-20 02:48:58,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:48:58,397 INFO L225 Difference]: With dead ends: 450 [2022-03-20 02:48:58,397 INFO L226 Difference]: Without dead ends: 295 [2022-03-20 02:48:58,398 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:48:58,398 INFO L913 BasicCegarLoop]: 107 mSDtfsCounter, 109 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 465 mSolverCounterSat, 63 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 465 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2022-03-20 02:48:58,398 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [109 Valid, 313 Invalid, 531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 465 Invalid, 3 Unknown, 0 Unchecked, 6.9s Time] [2022-03-20 02:48:58,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2022-03-20 02:48:58,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 224. [2022-03-20 02:48:58,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 219 states have (on average 1.5707762557077625) internal successors, (344), 219 states have internal predecessors, (344), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:58,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 348 transitions. [2022-03-20 02:48:58,406 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 348 transitions. Word has length 69 [2022-03-20 02:48:58,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:48:58,406 INFO L478 AbstractCegarLoop]: Abstraction has 224 states and 348 transitions. [2022-03-20 02:48:58,406 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:48:58,406 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 348 transitions. [2022-03-20 02:48:58,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-03-20 02:48:58,407 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:48:58,407 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:48:58,407 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-20 02:48:58,408 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:48:58,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:48:58,408 INFO L85 PathProgramCache]: Analyzing trace with hash 1838419001, now seen corresponding path program 1 times [2022-03-20 02:48:58,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:48:58,408 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807099167] [2022-03-20 02:48:58,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:48:58,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:48:58,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:48:58,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:48:58,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:48:58,529 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 02:48:58,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:48:58,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807099167] [2022-03-20 02:48:58,529 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807099167] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:48:58,529 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:48:58,529 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-20 02:48:58,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666511404] [2022-03-20 02:48:58,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:48:58,530 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-20 02:48:58,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:48:58,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-20 02:48:58,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:48:58,531 INFO L87 Difference]: Start difference. First operand 224 states and 348 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:00,541 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:49:01,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:49:01,004 INFO L93 Difference]: Finished difference Result 464 states and 730 transitions. [2022-03-20 02:49:01,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-20 02:49:01,005 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 70 [2022-03-20 02:49:01,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:49:01,006 INFO L225 Difference]: With dead ends: 464 [2022-03-20 02:49:01,006 INFO L226 Difference]: Without dead ends: 266 [2022-03-20 02:49:01,007 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:49:01,007 INFO L913 BasicCegarLoop]: 186 mSDtfsCounter, 34 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 380 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 477 SdHoareTripleChecker+Invalid, 391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 380 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-20 02:49:01,008 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 477 Invalid, 391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 380 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-03-20 02:49:01,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2022-03-20 02:49:01,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 246. [2022-03-20 02:49:01,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 241 states have (on average 1.5767634854771784) internal successors, (380), 241 states have internal predecessors, (380), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:01,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 384 transitions. [2022-03-20 02:49:01,015 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 384 transitions. Word has length 70 [2022-03-20 02:49:01,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:49:01,016 INFO L478 AbstractCegarLoop]: Abstraction has 246 states and 384 transitions. [2022-03-20 02:49:01,016 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:01,016 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 384 transitions. [2022-03-20 02:49:01,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-03-20 02:49:01,017 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:49:01,017 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:49:01,017 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-20 02:49:01,017 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:49:01,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:49:01,018 INFO L85 PathProgramCache]: Analyzing trace with hash -1454749477, now seen corresponding path program 1 times [2022-03-20 02:49:01,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:49:01,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697465884] [2022-03-20 02:49:01,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:49:01,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:49:01,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:01,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:49:01,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:01,191 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-03-20 02:49:01,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:49:01,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697465884] [2022-03-20 02:49:01,192 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697465884] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:49:01,192 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:49:01,192 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-20 02:49:01,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419216624] [2022-03-20 02:49:01,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:49:01,192 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-20 02:49:01,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:49:01,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-20 02:49:01,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:49:01,193 INFO L87 Difference]: Start difference. First operand 246 states and 384 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:03,203 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:49:03,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:49:03,589 INFO L93 Difference]: Finished difference Result 479 states and 754 transitions. [2022-03-20 02:49:03,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-20 02:49:03,590 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 84 [2022-03-20 02:49:03,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:49:03,591 INFO L225 Difference]: With dead ends: 479 [2022-03-20 02:49:03,591 INFO L226 Difference]: Without dead ends: 259 [2022-03-20 02:49:03,592 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:49:03,592 INFO L913 BasicCegarLoop]: 220 mSDtfsCounter, 22 mSDsluCounter, 324 mSDsCounter, 0 mSdLazyCounter, 385 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 544 SdHoareTripleChecker+Invalid, 396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 385 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-20 02:49:03,593 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [22 Valid, 544 Invalid, 396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 385 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-03-20 02:49:03,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2022-03-20 02:49:03,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 246. [2022-03-20 02:49:03,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 241 states have (on average 1.5726141078838174) internal successors, (379), 241 states have internal predecessors, (379), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:03,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 383 transitions. [2022-03-20 02:49:03,599 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 383 transitions. Word has length 84 [2022-03-20 02:49:03,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:49:03,599 INFO L478 AbstractCegarLoop]: Abstraction has 246 states and 383 transitions. [2022-03-20 02:49:03,599 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:03,600 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 383 transitions. [2022-03-20 02:49:03,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-03-20 02:49:03,600 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:49:03,600 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:49:03,600 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-20 02:49:03,601 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:49:03,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:49:03,601 INFO L85 PathProgramCache]: Analyzing trace with hash 1280749327, now seen corresponding path program 1 times [2022-03-20 02:49:03,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:49:03,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400186195] [2022-03-20 02:49:03,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:49:03,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:49:03,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:03,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:49:03,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:03,721 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 02:49:03,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:49:03,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400186195] [2022-03-20 02:49:03,722 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400186195] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:49:03,722 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:49:03,722 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-20 02:49:03,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822725307] [2022-03-20 02:49:03,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:49:03,722 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-20 02:49:03,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:49:03,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-20 02:49:03,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:49:03,723 INFO L87 Difference]: Start difference. First operand 246 states and 383 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:05,016 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:49:07,031 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:49:09,049 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:49:11,066 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:49:11,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:49:11,548 INFO L93 Difference]: Finished difference Result 562 states and 882 transitions. [2022-03-20 02:49:11,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-20 02:49:11,548 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 84 [2022-03-20 02:49:11,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:49:11,550 INFO L225 Difference]: With dead ends: 562 [2022-03-20 02:49:11,550 INFO L226 Difference]: Without dead ends: 342 [2022-03-20 02:49:11,551 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:49:11,551 INFO L913 BasicCegarLoop]: 109 mSDtfsCounter, 135 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 463 mSolverCounterSat, 63 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 463 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2022-03-20 02:49:11,552 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [135 Valid, 316 Invalid, 529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 463 Invalid, 3 Unknown, 0 Unchecked, 7.8s Time] [2022-03-20 02:49:11,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2022-03-20 02:49:11,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 247. [2022-03-20 02:49:11,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 242 states have (on average 1.56198347107438) internal successors, (378), 242 states have internal predecessors, (378), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:11,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 382 transitions. [2022-03-20 02:49:11,559 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 382 transitions. Word has length 84 [2022-03-20 02:49:11,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:49:11,559 INFO L478 AbstractCegarLoop]: Abstraction has 247 states and 382 transitions. [2022-03-20 02:49:11,559 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:11,559 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 382 transitions. [2022-03-20 02:49:11,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-03-20 02:49:11,560 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:49:11,560 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:49:11,560 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-20 02:49:11,560 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:49:11,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:49:11,561 INFO L85 PathProgramCache]: Analyzing trace with hash -1669457340, now seen corresponding path program 1 times [2022-03-20 02:49:11,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:49:11,561 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743511641] [2022-03-20 02:49:11,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:49:11,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:49:11,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:11,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:49:11,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:11,713 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-20 02:49:11,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:49:11,714 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743511641] [2022-03-20 02:49:11,714 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743511641] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:49:11,714 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:49:11,714 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-03-20 02:49:11,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725842276] [2022-03-20 02:49:11,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:49:11,715 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-20 02:49:11,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:49:11,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-20 02:49:11,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:49:11,715 INFO L87 Difference]: Start difference. First operand 247 states and 382 transitions. Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:13,726 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:49:14,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:49:14,073 INFO L93 Difference]: Finished difference Result 477 states and 746 transitions. [2022-03-20 02:49:14,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-20 02:49:14,074 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 85 [2022-03-20 02:49:14,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:49:14,076 INFO L225 Difference]: With dead ends: 477 [2022-03-20 02:49:14,076 INFO L226 Difference]: Without dead ends: 256 [2022-03-20 02:49:14,077 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-03-20 02:49:14,077 INFO L913 BasicCegarLoop]: 193 mSDtfsCounter, 3 mSDsluCounter, 400 mSDsCounter, 0 mSdLazyCounter, 421 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 593 SdHoareTripleChecker+Invalid, 426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 421 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-20 02:49:14,078 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 593 Invalid, 426 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 421 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-03-20 02:49:14,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256 states. [2022-03-20 02:49:14,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256 to 256. [2022-03-20 02:49:14,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 251 states have (on average 1.549800796812749) internal successors, (389), 251 states have internal predecessors, (389), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:14,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 393 transitions. [2022-03-20 02:49:14,085 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 393 transitions. Word has length 85 [2022-03-20 02:49:14,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:49:14,085 INFO L478 AbstractCegarLoop]: Abstraction has 256 states and 393 transitions. [2022-03-20 02:49:14,085 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:14,085 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 393 transitions. [2022-03-20 02:49:14,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-03-20 02:49:14,086 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:49:14,086 INFO L499 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:49:14,086 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-20 02:49:14,086 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:49:14,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:49:14,087 INFO L85 PathProgramCache]: Analyzing trace with hash 500010200, now seen corresponding path program 1 times [2022-03-20 02:49:14,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:49:14,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118309417] [2022-03-20 02:49:14,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:49:14,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:49:14,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:14,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:49:14,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:14,204 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 02:49:14,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:49:14,204 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118309417] [2022-03-20 02:49:14,204 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118309417] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:49:14,205 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:49:14,205 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-20 02:49:14,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919029478] [2022-03-20 02:49:14,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:49:14,205 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-20 02:49:14,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:49:14,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-20 02:49:14,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:49:14,206 INFO L87 Difference]: Start difference. First operand 256 states and 393 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:16,214 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:49:16,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:49:16,690 INFO L93 Difference]: Finished difference Result 590 states and 911 transitions. [2022-03-20 02:49:16,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-20 02:49:16,690 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 85 [2022-03-20 02:49:16,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:49:16,692 INFO L225 Difference]: With dead ends: 590 [2022-03-20 02:49:16,692 INFO L226 Difference]: Without dead ends: 360 [2022-03-20 02:49:16,693 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:49:16,693 INFO L913 BasicCegarLoop]: 109 mSDtfsCounter, 140 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 63 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-20 02:49:16,693 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [140 Valid, 316 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 462 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-03-20 02:49:16,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2022-03-20 02:49:16,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 256. [2022-03-20 02:49:16,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 251 states have (on average 1.5338645418326693) internal successors, (385), 251 states have internal predecessors, (385), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:16,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 389 transitions. [2022-03-20 02:49:16,710 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 389 transitions. Word has length 85 [2022-03-20 02:49:16,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:49:16,711 INFO L478 AbstractCegarLoop]: Abstraction has 256 states and 389 transitions. [2022-03-20 02:49:16,711 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:16,711 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 389 transitions. [2022-03-20 02:49:16,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-03-20 02:49:16,713 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:49:16,714 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:49:16,714 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-20 02:49:16,714 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:49:16,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:49:16,714 INFO L85 PathProgramCache]: Analyzing trace with hash -989381741, now seen corresponding path program 1 times [2022-03-20 02:49:16,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:49:16,714 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53935349] [2022-03-20 02:49:16,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:49:16,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:49:16,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:16,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:49:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:16,845 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 02:49:16,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:49:16,845 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53935349] [2022-03-20 02:49:16,845 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [53935349] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:49:16,845 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:49:16,845 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-20 02:49:16,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030399858] [2022-03-20 02:49:16,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:49:16,846 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-20 02:49:16,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:49:16,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-20 02:49:16,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:49:16,847 INFO L87 Difference]: Start difference. First operand 256 states and 389 transitions. Second operand has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:18,856 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:49:19,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:49:19,358 INFO L93 Difference]: Finished difference Result 590 states and 903 transitions. [2022-03-20 02:49:19,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-20 02:49:19,359 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 86 [2022-03-20 02:49:19,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:49:19,360 INFO L225 Difference]: With dead ends: 590 [2022-03-20 02:49:19,360 INFO L226 Difference]: Without dead ends: 360 [2022-03-20 02:49:19,361 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:49:19,361 INFO L913 BasicCegarLoop]: 109 mSDtfsCounter, 138 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 63 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-20 02:49:19,362 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [138 Valid, 316 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 462 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-03-20 02:49:19,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2022-03-20 02:49:19,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 256. [2022-03-20 02:49:19,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 251 states have (on average 1.5179282868525896) internal successors, (381), 251 states have internal predecessors, (381), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:19,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 385 transitions. [2022-03-20 02:49:19,369 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 385 transitions. Word has length 86 [2022-03-20 02:49:19,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:49:19,369 INFO L478 AbstractCegarLoop]: Abstraction has 256 states and 385 transitions. [2022-03-20 02:49:19,370 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:19,370 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 385 transitions. [2022-03-20 02:49:19,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-03-20 02:49:19,370 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:49:19,371 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:49:19,371 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-20 02:49:19,371 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:49:19,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:49:19,371 INFO L85 PathProgramCache]: Analyzing trace with hash 1455094013, now seen corresponding path program 1 times [2022-03-20 02:49:19,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:49:19,371 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624407601] [2022-03-20 02:49:19,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:49:19,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:49:19,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:19,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:49:19,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:19,485 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 02:49:19,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:49:19,485 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624407601] [2022-03-20 02:49:19,486 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [624407601] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:49:19,486 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:49:19,486 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-20 02:49:19,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634978487] [2022-03-20 02:49:19,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:49:19,486 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-20 02:49:19,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:49:19,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-20 02:49:19,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:49:19,487 INFO L87 Difference]: Start difference. First operand 256 states and 385 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:21,497 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:49:22,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:49:22,051 INFO L93 Difference]: Finished difference Result 590 states and 895 transitions. [2022-03-20 02:49:22,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-20 02:49:22,051 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 87 [2022-03-20 02:49:22,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:49:22,053 INFO L225 Difference]: With dead ends: 590 [2022-03-20 02:49:22,053 INFO L226 Difference]: Without dead ends: 360 [2022-03-20 02:49:22,053 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:49:22,054 INFO L913 BasicCegarLoop]: 109 mSDtfsCounter, 136 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 63 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-20 02:49:22,054 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [136 Valid, 316 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 462 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-03-20 02:49:22,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2022-03-20 02:49:22,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 256. [2022-03-20 02:49:22,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 251 states have (on average 1.50199203187251) internal successors, (377), 251 states have internal predecessors, (377), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:22,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 381 transitions. [2022-03-20 02:49:22,061 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 381 transitions. Word has length 87 [2022-03-20 02:49:22,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:49:22,061 INFO L478 AbstractCegarLoop]: Abstraction has 256 states and 381 transitions. [2022-03-20 02:49:22,062 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:22,062 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 381 transitions. [2022-03-20 02:49:22,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-03-20 02:49:22,062 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:49:22,063 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:49:22,063 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-20 02:49:22,063 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:49:22,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:49:22,063 INFO L85 PathProgramCache]: Analyzing trace with hash 1295416728, now seen corresponding path program 1 times [2022-03-20 02:49:22,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:49:22,063 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622983577] [2022-03-20 02:49:22,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:49:22,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:49:22,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:22,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:49:22,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:22,175 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 02:49:22,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:49:22,176 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622983577] [2022-03-20 02:49:22,176 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622983577] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:49:22,176 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:49:22,176 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-20 02:49:22,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115250728] [2022-03-20 02:49:22,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:49:22,176 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-20 02:49:22,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:49:22,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-20 02:49:22,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:49:22,177 INFO L87 Difference]: Start difference. First operand 256 states and 381 transitions. Second operand has 5 states, 5 states have (on average 16.8) internal successors, (84), 4 states have internal predecessors, (84), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:24,880 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:49:26,897 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:49:28,914 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:49:29,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:49:29,364 INFO L93 Difference]: Finished difference Result 580 states and 874 transitions. [2022-03-20 02:49:29,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-20 02:49:29,365 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 4 states have internal predecessors, (84), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 88 [2022-03-20 02:49:29,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:49:29,366 INFO L225 Difference]: With dead ends: 580 [2022-03-20 02:49:29,366 INFO L226 Difference]: Without dead ends: 350 [2022-03-20 02:49:29,367 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:49:29,367 INFO L913 BasicCegarLoop]: 110 mSDtfsCounter, 133 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 461 mSolverCounterSat, 62 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 318 SdHoareTripleChecker+Invalid, 526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 461 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:49:29,367 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [133 Valid, 318 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 461 Invalid, 3 Unknown, 0 Unchecked, 7.2s Time] [2022-03-20 02:49:29,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 350 states. [2022-03-20 02:49:29,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 350 to 256. [2022-03-20 02:49:29,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 251 states have (on average 1.4860557768924303) internal successors, (373), 251 states have internal predecessors, (373), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:29,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 377 transitions. [2022-03-20 02:49:29,377 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 377 transitions. Word has length 88 [2022-03-20 02:49:29,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:49:29,377 INFO L478 AbstractCegarLoop]: Abstraction has 256 states and 377 transitions. [2022-03-20 02:49:29,377 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 4 states have internal predecessors, (84), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:29,377 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 377 transitions. [2022-03-20 02:49:29,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-20 02:49:29,378 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:49:29,378 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:49:29,378 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-20 02:49:29,379 INFO L403 AbstractCegarLoop]: === Iteration 19 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:49:29,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:49:29,379 INFO L85 PathProgramCache]: Analyzing trace with hash 1325248613, now seen corresponding path program 1 times [2022-03-20 02:49:29,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:49:29,379 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025612512] [2022-03-20 02:49:29,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:49:29,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:49:29,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:29,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:49:29,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:29,536 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-20 02:49:29,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:49:29,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025612512] [2022-03-20 02:49:29,537 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025612512] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:49:29,537 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:49:29,537 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-20 02:49:29,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263975638] [2022-03-20 02:49:29,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:49:29,538 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-20 02:49:29,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:49:29,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-20 02:49:29,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:49:29,539 INFO L87 Difference]: Start difference. First operand 256 states and 377 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:31,061 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:49:33,082 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:49:35,105 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:49:37,122 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:49:37,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:49:37,566 INFO L93 Difference]: Finished difference Result 578 states and 861 transitions. [2022-03-20 02:49:37,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-20 02:49:37,567 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 92 [2022-03-20 02:49:37,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:49:37,568 INFO L225 Difference]: With dead ends: 578 [2022-03-20 02:49:37,568 INFO L226 Difference]: Without dead ends: 348 [2022-03-20 02:49:37,569 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:49:37,570 INFO L913 BasicCegarLoop]: 182 mSDtfsCounter, 70 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 514 mSolverCounterSat, 15 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 469 SdHoareTripleChecker+Invalid, 532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 514 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2022-03-20 02:49:37,570 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [70 Valid, 469 Invalid, 532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 514 Invalid, 3 Unknown, 0 Unchecked, 8.0s Time] [2022-03-20 02:49:37,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2022-03-20 02:49:37,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 299. [2022-03-20 02:49:37,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 294 states have (on average 1.510204081632653) internal successors, (444), 294 states have internal predecessors, (444), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:37,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 448 transitions. [2022-03-20 02:49:37,578 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 448 transitions. Word has length 92 [2022-03-20 02:49:37,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:49:37,578 INFO L478 AbstractCegarLoop]: Abstraction has 299 states and 448 transitions. [2022-03-20 02:49:37,579 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:37,579 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 448 transitions. [2022-03-20 02:49:37,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-20 02:49:37,579 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:49:37,580 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:49:37,580 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-20 02:49:37,580 INFO L403 AbstractCegarLoop]: === Iteration 20 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:49:37,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:49:37,580 INFO L85 PathProgramCache]: Analyzing trace with hash -724139229, now seen corresponding path program 1 times [2022-03-20 02:49:37,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:49:37,580 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88634970] [2022-03-20 02:49:37,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:49:37,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:49:37,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:37,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:49:37,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:37,696 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-20 02:49:37,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:49:37,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88634970] [2022-03-20 02:49:37,697 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88634970] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:49:37,697 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:49:37,697 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-20 02:49:37,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594700724] [2022-03-20 02:49:37,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:49:37,697 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-20 02:49:37,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:49:37,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-20 02:49:37,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:49:37,698 INFO L87 Difference]: Start difference. First operand 299 states and 448 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:39,708 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:49:40,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:49:40,108 INFO L93 Difference]: Finished difference Result 618 states and 931 transitions. [2022-03-20 02:49:40,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-20 02:49:40,108 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 92 [2022-03-20 02:49:40,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:49:40,109 INFO L225 Difference]: With dead ends: 618 [2022-03-20 02:49:40,110 INFO L226 Difference]: Without dead ends: 345 [2022-03-20 02:49:40,110 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:49:40,110 INFO L913 BasicCegarLoop]: 233 mSDtfsCounter, 34 mSDsluCounter, 336 mSDsCounter, 0 mSdLazyCounter, 441 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 569 SdHoareTripleChecker+Invalid, 452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 441 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-20 02:49:40,111 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 569 Invalid, 452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 441 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-03-20 02:49:40,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2022-03-20 02:49:40,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 323. [2022-03-20 02:49:40,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 323 states, 318 states have (on average 1.5062893081761006) internal successors, (479), 318 states have internal predecessors, (479), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:40,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 483 transitions. [2022-03-20 02:49:40,118 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 483 transitions. Word has length 92 [2022-03-20 02:49:40,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:49:40,118 INFO L478 AbstractCegarLoop]: Abstraction has 323 states and 483 transitions. [2022-03-20 02:49:40,119 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:40,119 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 483 transitions. [2022-03-20 02:49:40,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-03-20 02:49:40,120 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:49:40,120 INFO L499 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:49:40,120 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-20 02:49:40,120 INFO L403 AbstractCegarLoop]: === Iteration 21 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:49:40,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:49:40,120 INFO L85 PathProgramCache]: Analyzing trace with hash 1582990547, now seen corresponding path program 1 times [2022-03-20 02:49:40,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:49:40,120 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951223582] [2022-03-20 02:49:40,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:49:40,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:49:40,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:40,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:49:40,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:40,245 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-20 02:49:40,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:49:40,246 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951223582] [2022-03-20 02:49:40,246 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951223582] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:49:40,246 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:49:40,246 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-20 02:49:40,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25833823] [2022-03-20 02:49:40,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:49:40,246 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-20 02:49:40,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:49:40,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-20 02:49:40,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:49:40,247 INFO L87 Difference]: Start difference. First operand 323 states and 483 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:42,267 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:49:42,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:49:42,685 INFO L93 Difference]: Finished difference Result 704 states and 1066 transitions. [2022-03-20 02:49:42,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-20 02:49:42,685 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 97 [2022-03-20 02:49:42,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:49:42,686 INFO L225 Difference]: With dead ends: 704 [2022-03-20 02:49:42,686 INFO L226 Difference]: Without dead ends: 407 [2022-03-20 02:49:42,687 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:49:42,688 INFO L913 BasicCegarLoop]: 120 mSDtfsCounter, 130 mSDsluCounter, 218 mSDsCounter, 0 mSdLazyCounter, 449 mSolverCounterSat, 55 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 449 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-20 02:49:42,688 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [130 Valid, 338 Invalid, 505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 449 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-03-20 02:49:42,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2022-03-20 02:49:42,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 323. [2022-03-20 02:49:42,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 323 states, 318 states have (on average 1.4874213836477987) internal successors, (473), 318 states have internal predecessors, (473), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:42,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 477 transitions. [2022-03-20 02:49:42,696 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 477 transitions. Word has length 97 [2022-03-20 02:49:42,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:49:42,696 INFO L478 AbstractCegarLoop]: Abstraction has 323 states and 477 transitions. [2022-03-20 02:49:42,696 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:42,696 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 477 transitions. [2022-03-20 02:49:42,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-03-20 02:49:42,697 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:49:42,698 INFO L499 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, 1] [2022-03-20 02:49:42,698 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-20 02:49:42,698 INFO L403 AbstractCegarLoop]: === Iteration 22 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:49:42,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:49:42,698 INFO L85 PathProgramCache]: Analyzing trace with hash -1180391555, now seen corresponding path program 1 times [2022-03-20 02:49:42,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:49:42,698 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714483741] [2022-03-20 02:49:42,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:49:42,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:49:42,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:42,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:49:42,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:42,817 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-20 02:49:42,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:49:42,818 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714483741] [2022-03-20 02:49:42,818 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714483741] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:49:42,818 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:49:42,818 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-20 02:49:42,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306406918] [2022-03-20 02:49:42,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:49:42,818 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-20 02:49:42,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:49:42,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-20 02:49:42,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-20 02:49:42,819 INFO L87 Difference]: Start difference. First operand 323 states and 477 transitions. Second operand has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:44,835 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:49:45,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:49:45,282 INFO L93 Difference]: Finished difference Result 659 states and 977 transitions. [2022-03-20 02:49:45,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-20 02:49:45,282 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 114 [2022-03-20 02:49:45,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:49:45,284 INFO L225 Difference]: With dead ends: 659 [2022-03-20 02:49:45,284 INFO L226 Difference]: Without dead ends: 362 [2022-03-20 02:49:45,285 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-20 02:49:45,285 INFO L913 BasicCegarLoop]: 182 mSDtfsCounter, 79 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 489 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 469 SdHoareTripleChecker+Invalid, 500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 489 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-20 02:49:45,285 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [79 Valid, 469 Invalid, 500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 489 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-03-20 02:49:45,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2022-03-20 02:49:45,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 323. [2022-03-20 02:49:45,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 323 states, 318 states have (on average 1.4842767295597483) internal successors, (472), 318 states have internal predecessors, (472), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:45,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 476 transitions. [2022-03-20 02:49:45,293 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 476 transitions. Word has length 114 [2022-03-20 02:49:45,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:49:45,294 INFO L478 AbstractCegarLoop]: Abstraction has 323 states and 476 transitions. [2022-03-20 02:49:45,294 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:45,294 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 476 transitions. [2022-03-20 02:49:45,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-03-20 02:49:45,295 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:49:45,295 INFO L499 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, 1] [2022-03-20 02:49:45,295 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-20 02:49:45,295 INFO L403 AbstractCegarLoop]: === Iteration 23 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:49:45,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:49:45,296 INFO L85 PathProgramCache]: Analyzing trace with hash -1912358981, now seen corresponding path program 1 times [2022-03-20 02:49:45,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:49:45,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288738505] [2022-03-20 02:49:45,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:49:45,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:49:45,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:45,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:49:45,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:45,407 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-03-20 02:49:45,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:49:45,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288738505] [2022-03-20 02:49:45,407 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288738505] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:49:45,407 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:49:45,407 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:49:45,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301521604] [2022-03-20 02:49:45,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:49:45,408 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:49:45,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:49:45,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:49:45,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:49:45,408 INFO L87 Difference]: Start difference. First operand 323 states and 476 transitions. Second operand has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:47,423 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:49:47,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:49:47,697 INFO L93 Difference]: Finished difference Result 895 states and 1342 transitions. [2022-03-20 02:49:47,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:49:47,697 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 114 [2022-03-20 02:49:47,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:49:47,699 INFO L225 Difference]: With dead ends: 895 [2022-03-20 02:49:47,699 INFO L226 Difference]: Without dead ends: 598 [2022-03-20 02:49:47,700 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:49:47,701 INFO L913 BasicCegarLoop]: 233 mSDtfsCounter, 130 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 253 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 253 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-20 02:49:47,701 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [130 Valid, 427 Invalid, 260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 253 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-03-20 02:49:47,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 598 states. [2022-03-20 02:49:47,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 598 to 598. [2022-03-20 02:49:47,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 598 states, 593 states have (on average 1.4957841483979764) internal successors, (887), 593 states have internal predecessors, (887), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:47,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 598 states and 891 transitions. [2022-03-20 02:49:47,713 INFO L78 Accepts]: Start accepts. Automaton has 598 states and 891 transitions. Word has length 114 [2022-03-20 02:49:47,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:49:47,714 INFO L478 AbstractCegarLoop]: Abstraction has 598 states and 891 transitions. [2022-03-20 02:49:47,714 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:47,714 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 891 transitions. [2022-03-20 02:49:47,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-03-20 02:49:47,715 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:49:47,716 INFO L499 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, 1, 1] [2022-03-20 02:49:47,716 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-20 02:49:47,716 INFO L403 AbstractCegarLoop]: === Iteration 24 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:49:47,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:49:47,716 INFO L85 PathProgramCache]: Analyzing trace with hash -510498908, now seen corresponding path program 1 times [2022-03-20 02:49:47,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:49:47,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622934535] [2022-03-20 02:49:47,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:49:47,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:49:47,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:47,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:49:47,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:47,810 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-03-20 02:49:47,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:49:47,810 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622934535] [2022-03-20 02:49:47,810 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622934535] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:49:47,810 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:49:47,811 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:49:47,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014411924] [2022-03-20 02:49:47,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:49:47,811 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:49:47,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:49:47,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:49:47,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:49:47,812 INFO L87 Difference]: Start difference. First operand 598 states and 891 transitions. Second operand has 4 states, 4 states have (on average 23.25) internal successors, (93), 3 states have internal predecessors, (93), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:49,827 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:49:50,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:49:50,069 INFO L93 Difference]: Finished difference Result 1197 states and 1789 transitions. [2022-03-20 02:49:50,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:49:50,069 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 3 states have internal predecessors, (93), 1 states have call successors, (3), 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 115 [2022-03-20 02:49:50,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:49:50,071 INFO L225 Difference]: With dead ends: 1197 [2022-03-20 02:49:50,072 INFO L226 Difference]: Without dead ends: 625 [2022-03-20 02:49:50,073 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:49:50,073 INFO L913 BasicCegarLoop]: 213 mSDtfsCounter, 15 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 227 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 407 SdHoareTripleChecker+Invalid, 231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 227 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:49:50,074 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 407 Invalid, 231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 227 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-03-20 02:49:50,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2022-03-20 02:49:50,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 625. [2022-03-20 02:49:50,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 625 states, 620 states have (on average 1.4870967741935484) internal successors, (922), 620 states have internal predecessors, (922), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:50,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 625 states and 926 transitions. [2022-03-20 02:49:50,113 INFO L78 Accepts]: Start accepts. Automaton has 625 states and 926 transitions. Word has length 115 [2022-03-20 02:49:50,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:49:50,113 INFO L478 AbstractCegarLoop]: Abstraction has 625 states and 926 transitions. [2022-03-20 02:49:50,114 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 3 states have internal predecessors, (93), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:50,114 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 926 transitions. [2022-03-20 02:49:50,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-03-20 02:49:50,115 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:49:50,115 INFO L499 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, 1, 1] [2022-03-20 02:49:50,116 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-20 02:49:50,116 INFO L403 AbstractCegarLoop]: === Iteration 25 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:49:50,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:49:50,116 INFO L85 PathProgramCache]: Analyzing trace with hash -1281232474, now seen corresponding path program 1 times [2022-03-20 02:49:50,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:49:50,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983416320] [2022-03-20 02:49:50,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:49:50,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:49:50,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:50,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:49:50,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:50,209 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2022-03-20 02:49:50,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:49:50,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983416320] [2022-03-20 02:49:50,209 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1983416320] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:49:50,209 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:49:50,209 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 02:49:50,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17293091] [2022-03-20 02:49:50,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:49:50,210 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 02:49:50,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:49:50,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 02:49:50,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:49:50,211 INFO L87 Difference]: Start difference. First operand 625 states and 926 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:52,231 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:49:52,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:49:52,467 INFO L93 Difference]: Finished difference Result 1226 states and 1825 transitions. [2022-03-20 02:49:52,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-20 02:49:52,467 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 1 states have call successors, (3), 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 115 [2022-03-20 02:49:52,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:49:52,469 INFO L225 Difference]: With dead ends: 1226 [2022-03-20 02:49:52,469 INFO L226 Difference]: Without dead ends: 627 [2022-03-20 02:49:52,471 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 02:49:52,471 INFO L913 BasicCegarLoop]: 201 mSDtfsCounter, 4 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 386 SdHoareTripleChecker+Invalid, 216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-20 02:49:52,471 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 386 Invalid, 216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 213 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-03-20 02:49:52,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 627 states. [2022-03-20 02:49:52,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 627 to 627. [2022-03-20 02:49:52,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 627 states, 622 states have (on average 1.4855305466237942) internal successors, (924), 622 states have internal predecessors, (924), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:52,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 928 transitions. [2022-03-20 02:49:52,485 INFO L78 Accepts]: Start accepts. Automaton has 627 states and 928 transitions. Word has length 115 [2022-03-20 02:49:52,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:49:52,485 INFO L478 AbstractCegarLoop]: Abstraction has 627 states and 928 transitions. [2022-03-20 02:49:52,485 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:52,485 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 928 transitions. [2022-03-20 02:49:52,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-03-20 02:49:52,487 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:49:52,487 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:49:52,487 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-20 02:49:52,487 INFO L403 AbstractCegarLoop]: === Iteration 26 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:49:52,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:49:52,487 INFO L85 PathProgramCache]: Analyzing trace with hash -489530676, now seen corresponding path program 1 times [2022-03-20 02:49:52,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:49:52,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162155092] [2022-03-20 02:49:52,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:49:52,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:49:52,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:52,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 02:49:52,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 02:49:52,938 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2022-03-20 02:49:52,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 02:49:52,938 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162155092] [2022-03-20 02:49:52,939 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [162155092] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 02:49:52,939 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 02:49:52,939 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-03-20 02:49:52,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609960962] [2022-03-20 02:49:52,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 02:49:52,939 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-20 02:49:52,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 02:49:52,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-20 02:49:52,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-03-20 02:49:52,941 INFO L87 Difference]: Start difference. First operand 627 states and 928 transitions. Second operand has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:54,952 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-20 02:49:55,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 02:49:55,482 INFO L93 Difference]: Finished difference Result 1247 states and 1848 transitions. [2022-03-20 02:49:55,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-20 02:49:55,483 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 132 [2022-03-20 02:49:55,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 02:49:55,485 INFO L225 Difference]: With dead ends: 1247 [2022-03-20 02:49:55,485 INFO L226 Difference]: Without dead ends: 627 [2022-03-20 02:49:55,487 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-03-20 02:49:55,487 INFO L913 BasicCegarLoop]: 199 mSDtfsCounter, 7 mSDsluCounter, 593 mSDsCounter, 0 mSdLazyCounter, 428 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 792 SdHoareTripleChecker+Invalid, 433 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 428 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-20 02:49:55,489 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 792 Invalid, 433 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 428 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-03-20 02:49:55,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 627 states. [2022-03-20 02:49:55,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 627 to 627. [2022-03-20 02:49:55,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 627 states, 622 states have (on average 1.4839228295819935) internal successors, (923), 622 states have internal predecessors, (923), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:55,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 927 transitions. [2022-03-20 02:49:55,503 INFO L78 Accepts]: Start accepts. Automaton has 627 states and 927 transitions. Word has length 132 [2022-03-20 02:49:55,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 02:49:55,503 INFO L478 AbstractCegarLoop]: Abstraction has 627 states and 927 transitions. [2022-03-20 02:49:55,503 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-20 02:49:55,504 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 927 transitions. [2022-03-20 02:49:55,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-03-20 02:49:55,505 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 02:49:55,505 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:49:55,505 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-20 02:49:55,505 INFO L403 AbstractCegarLoop]: === Iteration 27 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 02:49:55,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 02:49:55,506 INFO L85 PathProgramCache]: Analyzing trace with hash -919188982, now seen corresponding path program 1 times [2022-03-20 02:49:55,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 02:49:55,506 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174121943] [2022-03-20 02:49:55,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 02:49:55,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 02:49:55,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-20 02:49:55,907 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-03-20 02:49:56,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-20 02:49:56,244 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-03-20 02:49:56,244 INFO L618 BasicCegarLoop]: Counterexample is feasible [2022-03-20 02:49:56,245 INFO L788 garLoopResultBuilder]: Registering result UNSAFE for location ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-03-20 02:49:56,247 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-20 02:49:56,252 INFO L719 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-20 02:49:56,255 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-20 02:49:56,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.03 02:49:56 BoogieIcfgContainer [2022-03-20 02:49:56,381 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-20 02:49:56,382 INFO L158 Benchmark]: Toolchain (without parser) took 104237.04ms. Allocated memory was 189.8MB in the beginning and 271.6MB in the end (delta: 81.8MB). Free memory was 136.6MB in the beginning and 215.9MB in the end (delta: -79.3MB). Peak memory consumption was 138.4MB. Max. memory is 8.0GB. [2022-03-20 02:49:56,382 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 189.8MB. Free memory is still 155.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-20 02:49:56,384 INFO L158 Benchmark]: CACSL2BoogieTranslator took 601.39ms. Allocated memory is still 189.8MB. Free memory was 136.4MB in the beginning and 143.9MB in the end (delta: -7.5MB). Peak memory consumption was 13.0MB. Max. memory is 8.0GB. [2022-03-20 02:49:56,384 INFO L158 Benchmark]: Boogie Preprocessor took 136.29ms. Allocated memory is still 189.8MB. Free memory was 143.9MB in the beginning and 135.9MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2022-03-20 02:49:56,385 INFO L158 Benchmark]: RCFGBuilder took 3223.05ms. Allocated memory was 189.8MB in the beginning and 271.6MB in the end (delta: 81.8MB). Free memory was 135.9MB in the beginning and 190.0MB in the end (delta: -54.1MB). Peak memory consumption was 30.7MB. Max. memory is 8.0GB. [2022-03-20 02:49:56,389 INFO L158 Benchmark]: TraceAbstraction took 100269.26ms. Allocated memory is still 271.6MB. Free memory was 189.5MB in the beginning and 215.9MB in the end (delta: -26.4MB). Peak memory consumption was 110.4MB. Max. memory is 8.0GB. [2022-03-20 02:49:56,389 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 189.8MB. Free memory is still 155.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 601.39ms. Allocated memory is still 189.8MB. Free memory was 136.4MB in the beginning and 143.9MB in the end (delta: -7.5MB). Peak memory consumption was 13.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 136.29ms. Allocated memory is still 189.8MB. Free memory was 143.9MB in the beginning and 135.9MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * RCFGBuilder took 3223.05ms. Allocated memory was 189.8MB in the beginning and 271.6MB in the end (delta: 81.8MB). Free memory was 135.9MB in the beginning and 190.0MB in the end (delta: -54.1MB). Peak memory consumption was 30.7MB. Max. memory is 8.0GB. * TraceAbstraction took 100269.26ms. Allocated memory is still 271.6MB. Free memory was 189.5MB in the beginning and 215.9MB in the end (delta: -26.4MB). Peak memory consumption was 110.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1733]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 1152. Possible FailurePath: [L1054] static int init = 1; [L1055] static SSL_METHOD SSLv3_server_data ; VAL [\old(init)=4294967305, \old(SSLv3_server_data)=null, \old(SSLv3_server_data)=null, init=1, SSLv3_server_data={4:0}] [L1077] SSL *s ; [L1078] int tmp ; [L1082] s = malloc(sizeof(SSL)) [L1083] s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1084] s->ctx = malloc(sizeof(SSL_CTX)) [L1085] s->session = malloc(sizeof(SSL_SESSION)) [L1086] s->state = 8464 [L1088] s->info_callback = (void (*) ()) __VERIFIER_nondet_ulong() [L1089] s->options = __VERIFIER_nondet_ulong() [L1090] s->verify_mode = __VERIFIER_nondet_int() [L1091] EXPR s->session [L1091] (s->session)->peer = (struct x509_st*) __VERIFIER_nondet_ulong() [L1092] EXPR s->s3 [L1092] (s->s3)->tmp.cert_request = __VERIFIER_nondet_int() [L1093] EXPR s->s3 [L1093] (s->s3)->tmp.new_cipher = malloc(sizeof(struct ssl_cipher_st)) [L1094] EXPR s->s3 [L1094] EXPR (s->s3)->tmp.new_cipher [L1094] ((s->s3)->tmp.new_cipher)->algorithms = __VERIFIER_nondet_ulong() [L1095] EXPR s->s3 [L1095] EXPR (s->s3)->tmp.new_cipher [L1095] ((s->s3)->tmp.new_cipher)->algo_strength = __VERIFIER_nondet_ulong() [L1096] COND FALSE !(__VERIFIER_nondet_int()) [L1102] s->cert = malloc(sizeof(struct cert_st)) [L1103] EXPR s->cert [L1103] (s->cert)->pkeys[0].privatekey = (struct evp_pkey_st*) __VERIFIER_nondet_ulong() [L1106] CALL ssl3_accept(s) VAL [init=1, s={-4294967299:0}, SSLv3_server_data={4:0}] [L1112] BUF_MEM *buf ; [L1113] unsigned long l ; [L1114] unsigned long Time ; [L1115] unsigned long tmp ; [L1116] void (*cb)() ; [L1117] long num1 ; [L1118] int ret ; [L1119] int new_state ; [L1120] int state ; [L1121] int skip ; [L1122] int got_new_session ; [L1123] int tmp___1 = __VERIFIER_nondet_int() ; [L1124] int tmp___2 = __VERIFIER_nondet_int() ; [L1125] int tmp___3 = __VERIFIER_nondet_int() ; [L1126] int tmp___4 = __VERIFIER_nondet_int() ; [L1127] int tmp___5 = __VERIFIER_nondet_int() ; [L1128] int tmp___6 = __VERIFIER_nondet_int() ; [L1129] int tmp___7 ; [L1130] long tmp___8 = __VERIFIER_nondet_long() ; [L1131] int tmp___9 = __VERIFIER_nondet_int() ; [L1132] int tmp___10 = __VERIFIER_nondet_int() ; [L1133] int blastFlag ; [L1137] blastFlag = 0 [L1138] s->hit=__VERIFIER_nondet_int () [L1139] s->state = 8464 [L1140] tmp = __VERIFIER_nondet_int() [L1141] Time = tmp [L1142] cb = (void (*)())((void *)0) [L1143] ret = -1 [L1144] skip = 0 [L1145] got_new_session = 0 [L1146] EXPR s->info_callback VAL [={0:0}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, s->info_callback={0:13}, skip=0, SSLv3_server_data={4:0}, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1146] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1147] EXPR s->info_callback [L1147] cb = s->info_callback [L1151] EXPR s->in_handshake [L1151] s->in_handshake += 1 [L1152] COND FALSE !(tmp___1 & 12288) VAL [={0:13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1161] EXPR s->cert VAL [={0:13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, s->cert={-4294967295:0}, skip=0, SSLv3_server_data={4:0}, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1161] COND FALSE !((unsigned long )s->cert == (unsigned long )((void *)0)) [L1167] COND TRUE 1 VAL [={0:13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1194] COND TRUE s->state == 8464 [L1354] s->shutdown = 0 [L1355] ret = __VERIFIER_nondet_int() [L1356] COND TRUE blastFlag == 0 [L1357] blastFlag = 1 VAL [={0:13}, blastFlag=1, got_new_session=0, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1361] COND FALSE !(ret <= 0) [L1366] got_new_session = 1 [L1367] s->state = 8496 [L1368] s->init_num = 0 VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [={0:13}, (s->s3)->tmp.reuse_message=4294967302, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->s3={-4294967296:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1167] COND TRUE 1 VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1203] COND TRUE s->state == 8496 [L1372] ret = __VERIFIER_nondet_int() [L1373] COND TRUE blastFlag == 1 [L1374] blastFlag = 2 VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1382] COND FALSE !(ret <= 0) [L1387] s->hit VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->hit=7, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1387] COND TRUE s->hit [L1388] s->state = 8656 VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1392] s->init_num = 0 VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [={0:13}, (s->s3)->tmp.reuse_message=4294967302, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->s3={-4294967296:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1167] COND TRUE 1 VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1215] COND FALSE !(s->state == 8528) [L1218] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1218] COND FALSE !(s->state == 8529) [L1221] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1221] COND FALSE !(s->state == 8544) [L1224] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1224] COND FALSE !(s->state == 8545) [L1227] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1227] COND FALSE !(s->state == 8560) [L1230] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1230] COND FALSE !(s->state == 8561) [L1233] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1233] COND FALSE !(s->state == 8448) [L1236] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1236] COND FALSE !(s->state == 8576) [L1239] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1239] COND FALSE !(s->state == 8577) [L1242] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1242] COND FALSE !(s->state == 8592) [L1245] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1245] COND FALSE !(s->state == 8593) [L1248] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1248] COND FALSE !(s->state == 8608) [L1251] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1251] COND FALSE !(s->state == 8609) [L1254] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1254] COND FALSE !(s->state == 8640) [L1257] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1257] COND FALSE !(s->state == 8641) [L1260] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1260] COND TRUE s->state == 8656 [L1585] EXPR s->session [L1585] EXPR s->s3 [L1585] EXPR (s->s3)->tmp.new_cipher [L1585] (s->session)->cipher = (s->s3)->tmp.new_cipher [L1586] COND FALSE !(! tmp___9) [L1592] ret = __VERIFIER_nondet_int() [L1593] COND TRUE blastFlag == 2 [L1594] blastFlag = 3 VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1598] COND FALSE !(ret <= 0) [L1603] s->state = 8672 [L1604] s->init_num = 0 VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1605] COND FALSE !(! tmp___10) VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [={0:13}, (s->s3)->tmp.reuse_message=4294967302, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->s3={-4294967296:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1167] COND TRUE 1 VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1215] COND FALSE !(s->state == 8528) [L1218] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1218] COND FALSE !(s->state == 8529) [L1221] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1221] COND FALSE !(s->state == 8544) [L1224] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1224] COND FALSE !(s->state == 8545) [L1227] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1227] COND FALSE !(s->state == 8560) [L1230] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1230] COND FALSE !(s->state == 8561) [L1233] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1233] COND FALSE !(s->state == 8448) [L1236] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1236] COND FALSE !(s->state == 8576) [L1239] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1239] COND FALSE !(s->state == 8577) [L1242] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1242] COND FALSE !(s->state == 8592) [L1245] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1245] COND FALSE !(s->state == 8593) [L1248] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1248] COND FALSE !(s->state == 8608) [L1251] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1251] COND FALSE !(s->state == 8609) [L1254] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1254] COND FALSE !(s->state == 8640) [L1257] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1257] COND FALSE !(s->state == 8641) [L1260] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1260] COND FALSE !(s->state == 8656) [L1263] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1263] COND FALSE !(s->state == 8657) [L1266] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1266] COND TRUE s->state == 8672 [L1614] ret = __VERIFIER_nondet_int() [L1615] COND TRUE blastFlag == 3 VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=-14, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1733] reach_error() VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=-14, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 10 procedures, 184 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 100.1s, OverallIterations: 27, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 94.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 38 mSolverCounterUnknown, 1751 SdHoareTripleChecker+Valid, 93.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1751 mSDsluCounter, 11607 SdHoareTripleChecker+Invalid, 91.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7136 mSDsCounter, 673 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10493 IncrementalHoareTripleChecker+Invalid, 11204 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 673 mSolverCounterUnsat, 4471 mSDtfsCounter, 10493 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 197 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=627occurred in iteration=25, InterpolantAutomatonStates: 131, 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, 26 MinimizatonAttempts, 1085 StatesRemovedByMinimization, 21 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 2326 NumberOfCodeBlocks, 2326 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 2168 ConstructedInterpolants, 0 QuantifiedInterpolants, 5604 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 26 PerfectInterpolantSequences, 818/818 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-03-20 02:49:56,434 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...