/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf -i ../../../trunk/examples/svcomp/openssl/s3_clnt.blast.01.i.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-d966a43 [2022-01-31 16:18:41,281 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-31 16:18:41,282 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-31 16:18:41,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-31 16:18:41,325 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-31 16:18:41,326 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-31 16:18:41,327 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-31 16:18:41,329 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-31 16:18:41,330 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-31 16:18:41,331 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-31 16:18:41,332 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-31 16:18:41,333 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-31 16:18:41,333 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-31 16:18:41,334 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-31 16:18:41,345 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-31 16:18:41,346 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-31 16:18:41,347 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-31 16:18:41,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-31 16:18:41,349 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-31 16:18:41,351 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-31 16:18:41,360 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-31 16:18:41,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-31 16:18:41,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-31 16:18:41,372 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-31 16:18:41,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-31 16:18:41,378 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-31 16:18:41,378 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-31 16:18:41,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-31 16:18:41,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-31 16:18:41,380 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-01-31 16:18:41,381 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-31 16:18:41,381 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-31 16:18:41,383 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-31 16:18:41,383 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-31 16:18:41,385 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-31 16:18:41,385 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-31 16:18:41,386 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-31 16:18:41,386 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-31 16:18:41,386 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-31 16:18:41,387 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-31 16:18:41,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-31 16:18:41,390 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf [2022-01-31 16:18:41,403 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-31 16:18:41,404 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-31 16:18:41,405 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-31 16:18:41,405 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-31 16:18:41,405 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-31 16:18:41,405 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-31 16:18:41,405 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-31 16:18:41,406 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-31 16:18:41,406 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-31 16:18:41,406 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-31 16:18:41,407 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-31 16:18:41,407 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-31 16:18:41,407 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-31 16:18:41,407 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-31 16:18:41,407 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-31 16:18:41,407 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-31 16:18:41,407 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-31 16:18:41,408 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-31 16:18:41,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-31 16:18:41,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-31 16:18:41,408 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-31 16:18:41,409 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-01-31 16:18:41,409 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_JORDAN WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-31 16:18:41,611 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-31 16:18:41,627 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-31 16:18:41,629 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-31 16:18:41,630 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-31 16:18:41,630 INFO L275 PluginConnector]: CDTParser initialized [2022-01-31 16:18:41,631 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/openssl/s3_clnt.blast.01.i.cil-2.c [2022-01-31 16:18:41,691 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f212d63d/6cee1eb587534253ba647514649500e0/FLAG93ac66de3 [2022-01-31 16:18:42,166 INFO L306 CDTParser]: Found 1 translation units. [2022-01-31 16:18:42,167 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_clnt.blast.01.i.cil-2.c [2022-01-31 16:18:42,190 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f212d63d/6cee1eb587534253ba647514649500e0/FLAG93ac66de3 [2022-01-31 16:18:42,491 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f212d63d/6cee1eb587534253ba647514649500e0 [2022-01-31 16:18:42,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-31 16:18:42,497 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-31 16:18:42,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-31 16:18:42,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-31 16:18:42,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-31 16:18:42,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 04:18:42" (1/1) ... [2022-01-31 16:18:42,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@474f55cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:18:42, skipping insertion in model container [2022-01-31 16:18:42,503 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 04:18:42" (1/1) ... [2022-01-31 16:18:42,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-31 16:18:42,560 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-31 16:18:42,889 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_clnt.blast.01.i.cil-2.c[65520,65533] [2022-01-31 16:18:42,896 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-31 16:18:42,911 INFO L203 MainTranslator]: Completed pre-run [2022-01-31 16:18:43,033 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_clnt.blast.01.i.cil-2.c[65520,65533] [2022-01-31 16:18:43,044 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-31 16:18:43,060 INFO L208 MainTranslator]: Completed translation [2022-01-31 16:18:43,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:18:43 WrapperNode [2022-01-31 16:18:43,061 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-31 16:18:43,062 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-31 16:18:43,062 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-31 16:18:43,062 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-31 16:18:43,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:18:43" (1/1) ... [2022-01-31 16:18:43,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:18:43" (1/1) ... [2022-01-31 16:18:43,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:18:43" (1/1) ... [2022-01-31 16:18:43,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:18:43" (1/1) ... [2022-01-31 16:18:43,176 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:18:43" (1/1) ... [2022-01-31 16:18:43,187 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:18:43" (1/1) ... [2022-01-31 16:18:43,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:18:43" (1/1) ... [2022-01-31 16:18:43,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-31 16:18:43,195 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-31 16:18:43,195 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-31 16:18:43,195 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-31 16:18:43,203 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:18:43" (1/1) ... [2022-01-31 16:18:43,212 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-31 16:18:43,221 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 16:18:43,235 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) [2022-01-31 16:18:43,237 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 [2022-01-31 16:18:43,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-01-31 16:18:43,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-31 16:18:43,266 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-01-31 16:18:43,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_get_client_method [2022-01-31 16:18:43,267 INFO L138 BoogieDeclarations]: Found implementation of procedure SSLv3_client_method [2022-01-31 16:18:43,267 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-01-31 16:18:43,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_connect [2022-01-31 16:18:43,268 INFO L138 BoogieDeclarations]: Found implementation of procedure sslv3_base_method [2022-01-31 16:18:43,268 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-01-31 16:18:43,268 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-01-31 16:18:43,268 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-01-31 16:18:43,269 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-01-31 16:18:43,269 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-01-31 16:18:43,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-31 16:18:43,269 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-01-31 16:18:43,270 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2022-01-31 16:18:43,272 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-01-31 16:18:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-01-31 16:18:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2022-01-31 16:18:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2022-01-31 16:18:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure SSLv3_client_method [2022-01-31 16:18:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure sslv3_base_method [2022-01-31 16:18:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_connect [2022-01-31 16:18:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_get_client_method [2022-01-31 16:18:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-01-31 16:18:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-01-31 16:18:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-01-31 16:18:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-01-31 16:18:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-31 16:18:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-01-31 16:18:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-31 16:18:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2022-01-31 16:18:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-01-31 16:18:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-01-31 16:18:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-31 16:18:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-31 16:18:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-01-31 16:18:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-01-31 16:18:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-01-31 16:18:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-01-31 16:18:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-31 16:18:43,410 INFO L234 CfgBuilder]: Building ICFG [2022-01-31 16:18:43,411 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-31 16:18:44,891 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 16:18:45,254 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2022-01-31 16:18:45,254 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2022-01-31 16:18:45,264 INFO L275 CfgBuilder]: Performing block encoding [2022-01-31 16:18:45,270 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-31 16:18:45,270 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-01-31 16:18:45,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:18:45 BoogieIcfgContainer [2022-01-31 16:18:45,272 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-31 16:18:45,273 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-01-31 16:18:45,273 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-01-31 16:18:45,274 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-01-31 16:18:45,276 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:18:45" (1/1) ... [2022-01-31 16:18:45,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 31.01 04:18:45 BasicIcfg [2022-01-31 16:18:45,308 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-01-31 16:18:45,310 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-31 16:18:45,310 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-31 16:18:45,312 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-31 16:18:45,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.01 04:18:42" (1/4) ... [2022-01-31 16:18:45,313 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77998a8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 04:18:45, skipping insertion in model container [2022-01-31 16:18:45,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:18:43" (2/4) ... [2022-01-31 16:18:45,313 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77998a8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 04:18:45, skipping insertion in model container [2022-01-31 16:18:45,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:18:45" (3/4) ... [2022-01-31 16:18:45,313 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77998a8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.01 04:18:45, skipping insertion in model container [2022-01-31 16:18:45,314 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 31.01 04:18:45" (4/4) ... [2022-01-31 16:18:45,314 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_clnt.blast.01.i.cil-2.cJordan [2022-01-31 16:18:45,318 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2022-01-31 16:18:45,318 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-31 16:18:45,364 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-31 16:18:45,370 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=ForwardPredicates, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-31 16:18:45,370 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-31 16:18:45,386 INFO L276 IsEmpty]: Start isEmpty. Operand has 140 states, 132 states have (on average 1.6742424242424243) internal successors, (221), 133 states have internal predecessors, (221), 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) [2022-01-31 16:18:45,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-01-31 16:18:45,393 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:18:45,394 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:18:45,394 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:18:45,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:18:45,398 INFO L85 PathProgramCache]: Analyzing trace with hash -1407118819, now seen corresponding path program 1 times [2022-01-31 16:18:45,404 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:18:45,404 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911934465] [2022-01-31 16:18:45,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:18:45,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:18:45,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:18:45,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:18:45,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:18:45,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 16:18:45,993 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:18:45,993 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911934465] [2022-01-31 16:18:45,994 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911934465] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:18:45,994 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:18:45,994 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:18:45,995 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180650946] [2022-01-31 16:18:45,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:18:45,999 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:18:46,000 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:18:46,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:18:46,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:18:46,032 INFO L87 Difference]: Start difference. First operand has 140 states, 132 states have (on average 1.6742424242424243) internal successors, (221), 133 states have internal predecessors, (221), 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 5.2) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:18:48,065 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 [] [2022-01-31 16:18:48,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:18:48,467 INFO L93 Difference]: Finished difference Result 144 states and 228 transitions. [2022-01-31 16:18:48,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:18:48,472 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (3), 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 30 [2022-01-31 16:18:48,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:18:48,480 INFO L225 Difference]: With dead ends: 144 [2022-01-31 16:18:48,480 INFO L226 Difference]: Without dead ends: 124 [2022-01-31 16:18:48,481 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-01-31 16:18:48,483 INFO L933 BasicCegarLoop]: 214 mSDtfsCounter, 7 mSDsluCounter, 344 mSDsCounter, 0 mSdLazyCounter, 321 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 558 SdHoareTripleChecker+Invalid, 325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 321 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-31 16:18:48,484 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 558 Invalid, 325 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 321 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-01-31 16:18:48,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2022-01-31 16:18:48,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 123. [2022-01-31 16:18:48,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 118 states have (on average 1.4915254237288136) internal successors, (176), 118 states have internal predecessors, (176), 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) [2022-01-31 16:18:48,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 180 transitions. [2022-01-31 16:18:48,532 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 180 transitions. Word has length 30 [2022-01-31 16:18:48,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:18:48,533 INFO L470 AbstractCegarLoop]: Abstraction has 123 states and 180 transitions. [2022-01-31 16:18:48,533 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:18:48,533 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 180 transitions. [2022-01-31 16:18:48,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-01-31 16:18:48,536 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:18:48,536 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:18:48,536 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-31 16:18:48,537 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:18:48,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:18:48,539 INFO L85 PathProgramCache]: Analyzing trace with hash -765789009, now seen corresponding path program 1 times [2022-01-31 16:18:48,540 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:18:48,540 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041643962] [2022-01-31 16:18:48,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:18:48,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:18:48,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:18:48,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:18:48,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:18:48,830 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-01-31 16:18:48,831 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:18:48,831 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041643962] [2022-01-31 16:18:48,831 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041643962] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:18:48,831 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:18:48,831 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-31 16:18:48,832 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916770157] [2022-01-31 16:18:48,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:18:48,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-31 16:18:48,833 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:18:48,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-31 16:18:48,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-31 16:18:48,834 INFO L87 Difference]: Start difference. First operand 123 states and 180 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:18:50,845 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 [] [2022-01-31 16:18:51,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:18:51,131 INFO L93 Difference]: Finished difference Result 226 states and 330 transitions. [2022-01-31 16:18:51,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-31 16:18:51,131 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 45 [2022-01-31 16:18:51,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:18:51,133 INFO L225 Difference]: With dead ends: 226 [2022-01-31 16:18:51,133 INFO L226 Difference]: Without dead ends: 226 [2022-01-31 16:18:51,134 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-31 16:18:51,134 INFO L933 BasicCegarLoop]: 168 mSDtfsCounter, 125 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 192 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 323 SdHoareTripleChecker+Invalid, 200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 192 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-01-31 16:18:51,135 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [125 Valid, 323 Invalid, 200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 192 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-01-31 16:18:51,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2022-01-31 16:18:51,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 226. [2022-01-31 16:18:51,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 221 states have (on average 1.4751131221719458) internal successors, (326), 221 states have internal predecessors, (326), 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) [2022-01-31 16:18:51,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 330 transitions. [2022-01-31 16:18:51,158 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 330 transitions. Word has length 45 [2022-01-31 16:18:51,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:18:51,159 INFO L470 AbstractCegarLoop]: Abstraction has 226 states and 330 transitions. [2022-01-31 16:18:51,159 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:18:51,159 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 330 transitions. [2022-01-31 16:18:51,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-01-31 16:18:51,166 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:18:51,167 INFO L514 BasicCegarLoop]: trace histogram [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] [2022-01-31 16:18:51,167 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-31 16:18:51,167 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:18:51,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:18:51,167 INFO L85 PathProgramCache]: Analyzing trace with hash 1602004893, now seen corresponding path program 1 times [2022-01-31 16:18:51,168 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:18:51,168 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641073957] [2022-01-31 16:18:51,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:18:51,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:18:51,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:18:51,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:18:51,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:18:51,421 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-01-31 16:18:51,421 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:18:51,421 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641073957] [2022-01-31 16:18:51,421 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641073957] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:18:51,421 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:18:51,422 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:18:51,422 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651025047] [2022-01-31 16:18:51,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:18:51,422 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:18:51,422 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:18:51,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:18:51,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:18:51,423 INFO L87 Difference]: Start difference. First operand 226 states and 330 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:18:53,440 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 [] [2022-01-31 16:18:53,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:18:53,870 INFO L93 Difference]: Finished difference Result 411 states and 606 transitions. [2022-01-31 16:18:53,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:18:53,871 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 60 [2022-01-31 16:18:53,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:18:53,874 INFO L225 Difference]: With dead ends: 411 [2022-01-31 16:18:53,874 INFO L226 Difference]: Without dead ends: 411 [2022-01-31 16:18:53,874 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-01-31 16:18:53,875 INFO L933 BasicCegarLoop]: 99 mSDtfsCounter, 107 mSDsluCounter, 186 mSDsCounter, 0 mSdLazyCounter, 385 mSolverCounterSat, 44 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 285 SdHoareTripleChecker+Invalid, 430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 385 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-31 16:18:53,875 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [107 Valid, 285 Invalid, 430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 385 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-01-31 16:18:53,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states. [2022-01-31 16:18:53,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 274. [2022-01-31 16:18:53,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 274 states, 269 states have (on average 1.5241635687732342) internal successors, (410), 269 states have internal predecessors, (410), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:18:53,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 414 transitions. [2022-01-31 16:18:53,888 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 414 transitions. Word has length 60 [2022-01-31 16:18:53,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:18:53,889 INFO L470 AbstractCegarLoop]: Abstraction has 274 states and 414 transitions. [2022-01-31 16:18:53,889 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:18:53,889 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 414 transitions. [2022-01-31 16:18:53,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-01-31 16:18:53,893 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:18:53,893 INFO L514 BasicCegarLoop]: trace histogram [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] [2022-01-31 16:18:53,894 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-31 16:18:53,894 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:18:53,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:18:53,894 INFO L85 PathProgramCache]: Analyzing trace with hash -1876508687, now seen corresponding path program 1 times [2022-01-31 16:18:53,894 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:18:53,894 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087654142] [2022-01-31 16:18:53,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:18:53,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:18:54,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:18:54,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:18:54,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:18:54,145 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-01-31 16:18:54,146 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:18:54,146 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087654142] [2022-01-31 16:18:54,147 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087654142] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:18:54,147 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:18:54,147 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:18:54,147 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91092891] [2022-01-31 16:18:54,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:18:54,148 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:18:54,148 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:18:54,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:18:54,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:18:54,149 INFO L87 Difference]: Start difference. First operand 274 states and 414 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:18:56,164 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 [] [2022-01-31 16:18:56,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:18:56,529 INFO L93 Difference]: Finished difference Result 309 states and 466 transitions. [2022-01-31 16:18:56,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:18:56,531 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 61 [2022-01-31 16:18:56,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:18:56,533 INFO L225 Difference]: With dead ends: 309 [2022-01-31 16:18:56,533 INFO L226 Difference]: Without dead ends: 309 [2022-01-31 16:18:56,533 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-01-31 16:18:56,534 INFO L933 BasicCegarLoop]: 200 mSDtfsCounter, 31 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 361 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 490 SdHoareTripleChecker+Invalid, 370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 361 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-31 16:18:56,535 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [31 Valid, 490 Invalid, 370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 361 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-01-31 16:18:56,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2022-01-31 16:18:56,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 292. [2022-01-31 16:18:56,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 292 states, 287 states have (on average 1.5331010452961673) internal successors, (440), 287 states have internal predecessors, (440), 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) [2022-01-31 16:18:56,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 292 states and 444 transitions. [2022-01-31 16:18:56,545 INFO L78 Accepts]: Start accepts. Automaton has 292 states and 444 transitions. Word has length 61 [2022-01-31 16:18:56,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:18:56,545 INFO L470 AbstractCegarLoop]: Abstraction has 292 states and 444 transitions. [2022-01-31 16:18:56,545 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:18:56,545 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 444 transitions. [2022-01-31 16:18:56,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-01-31 16:18:56,546 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:18:56,546 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:18:56,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-31 16:18:56,547 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:18:56,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:18:56,547 INFO L85 PathProgramCache]: Analyzing trace with hash 1234412191, now seen corresponding path program 2 times [2022-01-31 16:18:56,547 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:18:56,548 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905611554] [2022-01-31 16:18:56,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:18:56,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:18:56,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:18:56,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:18:56,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:18:56,733 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-01-31 16:18:56,733 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:18:56,734 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905611554] [2022-01-31 16:18:56,734 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905611554] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:18:56,734 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:18:56,734 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:18:56,734 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407279824] [2022-01-31 16:18:56,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:18:56,735 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:18:56,735 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:18:56,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:18:56,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:18:56,736 INFO L87 Difference]: Start difference. First operand 292 states and 444 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:18:58,745 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 [] [2022-01-31 16:18:59,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:18:59,163 INFO L93 Difference]: Finished difference Result 475 states and 715 transitions. [2022-01-31 16:18:59,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:18:59,164 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 76 [2022-01-31 16:18:59,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:18:59,166 INFO L225 Difference]: With dead ends: 475 [2022-01-31 16:18:59,166 INFO L226 Difference]: Without dead ends: 475 [2022-01-31 16:18:59,167 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-01-31 16:18:59,167 INFO L933 BasicCegarLoop]: 106 mSDtfsCounter, 113 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 381 mSolverCounterSat, 43 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 302 SdHoareTripleChecker+Invalid, 425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 381 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-31 16:18:59,168 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [113 Valid, 302 Invalid, 425 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 381 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-01-31 16:18:59,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states. [2022-01-31 16:18:59,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 314. [2022-01-31 16:18:59,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 314 states, 309 states have (on average 1.5177993527508091) internal successors, (469), 309 states have internal predecessors, (469), 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) [2022-01-31 16:18:59,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 473 transitions. [2022-01-31 16:18:59,177 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 473 transitions. Word has length 76 [2022-01-31 16:18:59,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:18:59,178 INFO L470 AbstractCegarLoop]: Abstraction has 314 states and 473 transitions. [2022-01-31 16:18:59,178 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:18:59,178 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 473 transitions. [2022-01-31 16:18:59,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-01-31 16:18:59,179 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:18:59,179 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:18:59,179 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-31 16:18:59,179 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:18:59,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:18:59,180 INFO L85 PathProgramCache]: Analyzing trace with hash 1335598719, now seen corresponding path program 1 times [2022-01-31 16:18:59,180 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:18:59,180 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918692762] [2022-01-31 16:18:59,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:18:59,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:18:59,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:18:59,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:18:59,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:18:59,393 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-01-31 16:18:59,394 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:18:59,394 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918692762] [2022-01-31 16:18:59,394 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1918692762] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:18:59,394 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:18:59,394 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:18:59,395 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836481852] [2022-01-31 16:18:59,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:18:59,395 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:18:59,395 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:18:59,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:18:59,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:18:59,396 INFO L87 Difference]: Start difference. First operand 314 states and 473 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:01,407 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 [] [2022-01-31 16:19:01,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:19:01,791 INFO L93 Difference]: Finished difference Result 330 states and 493 transitions. [2022-01-31 16:19:01,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:19:01,792 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 76 [2022-01-31 16:19:01,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:19:01,793 INFO L225 Difference]: With dead ends: 330 [2022-01-31 16:19:01,794 INFO L226 Difference]: Without dead ends: 330 [2022-01-31 16:19:01,794 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-01-31 16:19:01,795 INFO L933 BasicCegarLoop]: 199 mSDtfsCounter, 35 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 353 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 488 SdHoareTripleChecker+Invalid, 362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 353 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-31 16:19:01,795 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 488 Invalid, 362 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 353 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-01-31 16:19:01,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2022-01-31 16:19:01,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 314. [2022-01-31 16:19:01,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 314 states, 309 states have (on average 1.5145631067961165) internal successors, (468), 309 states have internal predecessors, (468), 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) [2022-01-31 16:19:01,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 472 transitions. [2022-01-31 16:19:01,802 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 472 transitions. Word has length 76 [2022-01-31 16:19:01,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:19:01,803 INFO L470 AbstractCegarLoop]: Abstraction has 314 states and 472 transitions. [2022-01-31 16:19:01,803 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:01,803 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 472 transitions. [2022-01-31 16:19:01,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-01-31 16:19:01,804 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:19:01,804 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:19:01,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-31 16:19:01,804 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:19:01,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:19:01,805 INFO L85 PathProgramCache]: Analyzing trace with hash -572396012, now seen corresponding path program 1 times [2022-01-31 16:19:01,805 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:19:01,805 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407763467] [2022-01-31 16:19:01,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:19:01,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:19:01,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:01,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:19:01,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:02,001 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-01-31 16:19:02,002 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:19:02,002 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407763467] [2022-01-31 16:19:02,002 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407763467] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:19:02,002 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:19:02,002 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:19:02,002 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162802510] [2022-01-31 16:19:02,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:19:02,003 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:19:02,003 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:19:02,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:19:02,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:19:02,004 INFO L87 Difference]: Start difference. First operand 314 states and 472 transitions. Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:04,014 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 [] [2022-01-31 16:19:04,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:19:04,392 INFO L93 Difference]: Finished difference Result 330 states and 492 transitions. [2022-01-31 16:19:04,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:19:04,393 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 77 [2022-01-31 16:19:04,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:19:04,394 INFO L225 Difference]: With dead ends: 330 [2022-01-31 16:19:04,394 INFO L226 Difference]: Without dead ends: 330 [2022-01-31 16:19:04,395 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-01-31 16:19:04,395 INFO L933 BasicCegarLoop]: 198 mSDtfsCounter, 33 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 352 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 486 SdHoareTripleChecker+Invalid, 361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 352 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-31 16:19:04,396 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [33 Valid, 486 Invalid, 361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 352 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-01-31 16:19:04,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2022-01-31 16:19:04,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 314. [2022-01-31 16:19:04,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 314 states, 309 states have (on average 1.5113268608414239) internal successors, (467), 309 states have internal predecessors, (467), 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) [2022-01-31 16:19:04,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 471 transitions. [2022-01-31 16:19:04,402 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 471 transitions. Word has length 77 [2022-01-31 16:19:04,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:19:04,402 INFO L470 AbstractCegarLoop]: Abstraction has 314 states and 471 transitions. [2022-01-31 16:19:04,402 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:04,403 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 471 transitions. [2022-01-31 16:19:04,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-01-31 16:19:04,407 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:19:04,407 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:19:04,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-31 16:19:04,407 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:19:04,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:19:04,408 INFO L85 PathProgramCache]: Analyzing trace with hash 958828699, now seen corresponding path program 1 times [2022-01-31 16:19:04,408 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:19:04,408 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226047774] [2022-01-31 16:19:04,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:19:04,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:19:04,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:04,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:19:04,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:04,626 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-01-31 16:19:04,626 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:19:04,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226047774] [2022-01-31 16:19:04,627 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226047774] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:19:04,627 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:19:04,627 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:19:04,627 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834206196] [2022-01-31 16:19:04,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:19:04,627 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:19:04,627 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:19:04,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:19:04,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:19:04,628 INFO L87 Difference]: Start difference. First operand 314 states and 471 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:05,679 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-01-31 16:19:07,697 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-01-31 16:19:08,742 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-01-31 16:19:10,754 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-01-31 16:19:11,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:19:11,143 INFO L93 Difference]: Finished difference Result 476 states and 709 transitions. [2022-01-31 16:19:11,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:19:11,144 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 78 [2022-01-31 16:19:11,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:19:11,146 INFO L225 Difference]: With dead ends: 476 [2022-01-31 16:19:11,146 INFO L226 Difference]: Without dead ends: 476 [2022-01-31 16:19:11,146 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-01-31 16:19:11,146 INFO L933 BasicCegarLoop]: 99 mSDtfsCounter, 118 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 386 mSolverCounterSat, 46 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 434 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 386 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2022-01-31 16:19:11,147 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [118 Valid, 284 Invalid, 434 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 386 Invalid, 2 Unknown, 0 Unchecked, 6.5s Time] [2022-01-31 16:19:11,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 476 states. [2022-01-31 16:19:11,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 476 to 320. [2022-01-31 16:19:11,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 320 states, 315 states have (on average 1.5047619047619047) internal successors, (474), 315 states have internal predecessors, (474), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:11,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 478 transitions. [2022-01-31 16:19:11,154 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 478 transitions. Word has length 78 [2022-01-31 16:19:11,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:19:11,154 INFO L470 AbstractCegarLoop]: Abstraction has 320 states and 478 transitions. [2022-01-31 16:19:11,154 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:11,154 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 478 transitions. [2022-01-31 16:19:11,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-01-31 16:19:11,155 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:19:11,156 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 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] [2022-01-31 16:19:11,156 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-31 16:19:11,156 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:19:11,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:19:11,156 INFO L85 PathProgramCache]: Analyzing trace with hash 820627690, now seen corresponding path program 1 times [2022-01-31 16:19:11,156 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:19:11,157 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395597158] [2022-01-31 16:19:11,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:19:11,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:19:11,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:11,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:19:11,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:11,336 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-01-31 16:19:11,336 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:19:11,336 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395597158] [2022-01-31 16:19:11,336 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395597158] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:19:11,336 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:19:11,336 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-31 16:19:11,336 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827495738] [2022-01-31 16:19:11,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:19:11,337 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-31 16:19:11,337 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:19:11,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-31 16:19:11,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-31 16:19:11,338 INFO L87 Difference]: Start difference. First operand 320 states and 478 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 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) [2022-01-31 16:19:13,348 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 [] [2022-01-31 16:19:13,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:19:13,758 INFO L93 Difference]: Finished difference Result 480 states and 717 transitions. [2022-01-31 16:19:13,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-31 16:19:13,759 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 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 79 [2022-01-31 16:19:13,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:19:13,761 INFO L225 Difference]: With dead ends: 480 [2022-01-31 16:19:13,761 INFO L226 Difference]: Without dead ends: 480 [2022-01-31 16:19:13,761 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-31 16:19:13,762 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 127 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 343 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 483 SdHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 343 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-31 16:19:13,762 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [127 Valid, 483 Invalid, 351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 343 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-01-31 16:19:13,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2022-01-31 16:19:13,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 480. [2022-01-31 16:19:13,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 475 states have (on average 1.5010526315789474) internal successors, (713), 475 states have internal predecessors, (713), 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) [2022-01-31 16:19:13,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 717 transitions. [2022-01-31 16:19:13,771 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 717 transitions. Word has length 79 [2022-01-31 16:19:13,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:19:13,771 INFO L470 AbstractCegarLoop]: Abstraction has 480 states and 717 transitions. [2022-01-31 16:19:13,771 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 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) [2022-01-31 16:19:13,771 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 717 transitions. [2022-01-31 16:19:13,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-01-31 16:19:13,772 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:19:13,772 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 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] [2022-01-31 16:19:13,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-01-31 16:19:13,773 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:19:13,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:19:13,773 INFO L85 PathProgramCache]: Analyzing trace with hash 1782241707, now seen corresponding path program 1 times [2022-01-31 16:19:13,773 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:19:13,774 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116951358] [2022-01-31 16:19:13,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:19:13,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:19:13,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:13,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:19:13,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:13,958 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-01-31 16:19:13,958 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:19:13,958 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116951358] [2022-01-31 16:19:13,958 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116951358] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:19:13,959 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:19:13,959 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-31 16:19:13,959 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647860961] [2022-01-31 16:19:13,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:19:13,959 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-31 16:19:13,959 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:19:13,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-31 16:19:13,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-31 16:19:13,960 INFO L87 Difference]: Start difference. First operand 480 states and 717 transitions. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:15,974 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 [] [2022-01-31 16:19:16,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:19:16,355 INFO L93 Difference]: Finished difference Result 638 states and 953 transitions. [2022-01-31 16:19:16,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-31 16:19:16,356 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 79 [2022-01-31 16:19:16,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:19:16,358 INFO L225 Difference]: With dead ends: 638 [2022-01-31 16:19:16,358 INFO L226 Difference]: Without dead ends: 638 [2022-01-31 16:19:16,359 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-31 16:19:16,359 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 132 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 336 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 476 SdHoareTripleChecker+Invalid, 344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 336 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-31 16:19:16,360 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [132 Valid, 476 Invalid, 344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 336 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-01-31 16:19:16,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 638 states. [2022-01-31 16:19:16,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 638 to 638. [2022-01-31 16:19:16,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 638 states, 633 states have (on average 1.4992101105845181) internal successors, (949), 633 states have internal predecessors, (949), 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) [2022-01-31 16:19:16,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 638 states and 953 transitions. [2022-01-31 16:19:16,371 INFO L78 Accepts]: Start accepts. Automaton has 638 states and 953 transitions. Word has length 79 [2022-01-31 16:19:16,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:19:16,371 INFO L470 AbstractCegarLoop]: Abstraction has 638 states and 953 transitions. [2022-01-31 16:19:16,371 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:16,371 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 953 transitions. [2022-01-31 16:19:16,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-01-31 16:19:16,373 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:19:16,373 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:19:16,373 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-01-31 16:19:16,373 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:19:16,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:19:16,373 INFO L85 PathProgramCache]: Analyzing trace with hash 1134049869, now seen corresponding path program 1 times [2022-01-31 16:19:16,374 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:19:16,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882812592] [2022-01-31 16:19:16,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:19:16,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:19:16,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:16,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:19:16,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:16,540 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-01-31 16:19:16,541 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:19:16,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882812592] [2022-01-31 16:19:16,541 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882812592] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:19:16,541 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:19:16,541 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-31 16:19:16,541 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125845072] [2022-01-31 16:19:16,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:19:16,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-31 16:19:16,542 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:19:16,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-31 16:19:16,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-31 16:19:16,542 INFO L87 Difference]: Start difference. First operand 638 states and 953 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:18,552 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 [] [2022-01-31 16:19:18,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:19:18,957 INFO L93 Difference]: Finished difference Result 783 states and 1170 transitions. [2022-01-31 16:19:18,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-31 16:19:18,958 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 99 [2022-01-31 16:19:18,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:19:18,961 INFO L225 Difference]: With dead ends: 783 [2022-01-31 16:19:18,961 INFO L226 Difference]: Without dead ends: 783 [2022-01-31 16:19:18,961 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-31 16:19:18,962 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 127 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 342 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 482 SdHoareTripleChecker+Invalid, 350 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 342 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-31 16:19:18,962 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [127 Valid, 482 Invalid, 350 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 342 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-01-31 16:19:18,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 783 states. [2022-01-31 16:19:18,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 783 to 783. [2022-01-31 16:19:18,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 783 states, 778 states have (on average 1.4987146529562982) internal successors, (1166), 778 states have internal predecessors, (1166), 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) [2022-01-31 16:19:18,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 783 states and 1170 transitions. [2022-01-31 16:19:18,975 INFO L78 Accepts]: Start accepts. Automaton has 783 states and 1170 transitions. Word has length 99 [2022-01-31 16:19:18,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:19:18,975 INFO L470 AbstractCegarLoop]: Abstraction has 783 states and 1170 transitions. [2022-01-31 16:19:18,975 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:18,975 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1170 transitions. [2022-01-31 16:19:18,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-01-31 16:19:18,977 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:19:18,977 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:19:18,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-01-31 16:19:18,978 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:19:18,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:19:18,978 INFO L85 PathProgramCache]: Analyzing trace with hash 951047844, now seen corresponding path program 1 times [2022-01-31 16:19:18,978 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:19:18,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536626659] [2022-01-31 16:19:18,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:19:18,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:19:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:19,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:19:19,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:19,190 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-01-31 16:19:19,190 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:19:19,190 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536626659] [2022-01-31 16:19:19,190 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1536626659] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:19:19,190 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:19:19,190 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-31 16:19:19,191 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090291299] [2022-01-31 16:19:19,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:19:19,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-31 16:19:19,191 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:19:19,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-31 16:19:19,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-31 16:19:19,192 INFO L87 Difference]: Start difference. First operand 783 states and 1170 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) [2022-01-31 16:19:21,201 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 [] [2022-01-31 16:19:21,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:19:21,574 INFO L93 Difference]: Finished difference Result 780 states and 1160 transitions. [2022-01-31 16:19:21,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-31 16:19:21,575 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 119 [2022-01-31 16:19:21,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:19:21,577 INFO L225 Difference]: With dead ends: 780 [2022-01-31 16:19:21,578 INFO L226 Difference]: Without dead ends: 780 [2022-01-31 16:19:21,578 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-31 16:19:21,578 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 128 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 337 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 478 SdHoareTripleChecker+Invalid, 345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 337 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-31 16:19:21,579 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [128 Valid, 478 Invalid, 345 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 337 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-01-31 16:19:21,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 780 states. [2022-01-31 16:19:21,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 780 to 780. [2022-01-31 16:19:21,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 780 states, 775 states have (on average 1.4916129032258065) internal successors, (1156), 775 states have internal predecessors, (1156), 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) [2022-01-31 16:19:21,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 780 states and 1160 transitions. [2022-01-31 16:19:21,592 INFO L78 Accepts]: Start accepts. Automaton has 780 states and 1160 transitions. Word has length 119 [2022-01-31 16:19:21,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:19:21,592 INFO L470 AbstractCegarLoop]: Abstraction has 780 states and 1160 transitions. [2022-01-31 16:19:21,592 INFO L471 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) [2022-01-31 16:19:21,592 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1160 transitions. [2022-01-31 16:19:21,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-01-31 16:19:21,594 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:19:21,594 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:19:21,594 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-01-31 16:19:21,594 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:19:21,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:19:21,595 INFO L85 PathProgramCache]: Analyzing trace with hash -840493056, now seen corresponding path program 1 times [2022-01-31 16:19:21,595 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:19:21,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810840236] [2022-01-31 16:19:21,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:19:21,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:19:21,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:21,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:19:21,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:21,768 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-01-31 16:19:21,768 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:19:21,768 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810840236] [2022-01-31 16:19:21,768 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810840236] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:19:21,768 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:19:21,769 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:19:21,769 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161958572] [2022-01-31 16:19:21,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:19:21,769 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:19:21,769 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:19:21,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:19:21,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:19:21,770 INFO L87 Difference]: Start difference. First operand 780 states and 1160 transitions. Second operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:23,780 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 [] [2022-01-31 16:19:24,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:19:24,261 INFO L93 Difference]: Finished difference Result 1146 states and 1684 transitions. [2022-01-31 16:19:24,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:19:24,262 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 121 [2022-01-31 16:19:24,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:19:24,266 INFO L225 Difference]: With dead ends: 1146 [2022-01-31 16:19:24,266 INFO L226 Difference]: Without dead ends: 1146 [2022-01-31 16:19:24,266 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-01-31 16:19:24,269 INFO L933 BasicCegarLoop]: 242 mSDtfsCounter, 97 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 545 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 556 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 545 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-01-31 16:19:24,269 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [97 Valid, 575 Invalid, 556 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 545 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-01-31 16:19:24,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1146 states. [2022-01-31 16:19:24,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1146 to 864. [2022-01-31 16:19:24,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 864 states, 859 states have (on average 1.4994179278230502) internal successors, (1288), 859 states have internal predecessors, (1288), 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) [2022-01-31 16:19:24,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 864 states and 1292 transitions. [2022-01-31 16:19:24,285 INFO L78 Accepts]: Start accepts. Automaton has 864 states and 1292 transitions. Word has length 121 [2022-01-31 16:19:24,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:19:24,286 INFO L470 AbstractCegarLoop]: Abstraction has 864 states and 1292 transitions. [2022-01-31 16:19:24,286 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:24,286 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1292 transitions. [2022-01-31 16:19:24,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-01-31 16:19:24,288 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:19:24,288 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:19:24,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-01-31 16:19:24,288 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:19:24,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:19:24,289 INFO L85 PathProgramCache]: Analyzing trace with hash -1448569919, now seen corresponding path program 1 times [2022-01-31 16:19:24,289 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:19:24,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839376537] [2022-01-31 16:19:24,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:19:24,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:19:24,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:24,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:19:24,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:24,498 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-01-31 16:19:24,498 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:19:24,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839376537] [2022-01-31 16:19:24,498 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1839376537] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:19:24,498 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:19:24,498 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:19:24,498 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159466994] [2022-01-31 16:19:24,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:19:24,499 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:19:24,499 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:19:24,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:19:24,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:19:24,500 INFO L87 Difference]: Start difference. First operand 864 states and 1292 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:26,509 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 [] [2022-01-31 16:19:26,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:19:26,834 INFO L93 Difference]: Finished difference Result 1010 states and 1489 transitions. [2022-01-31 16:19:26,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:19:26,835 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 121 [2022-01-31 16:19:26,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:19:26,838 INFO L225 Difference]: With dead ends: 1010 [2022-01-31 16:19:26,838 INFO L226 Difference]: Without dead ends: 1010 [2022-01-31 16:19:26,838 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-01-31 16:19:26,839 INFO L933 BasicCegarLoop]: 213 mSDtfsCounter, 44 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 402 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 517 SdHoareTripleChecker+Invalid, 411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 402 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-01-31 16:19:26,839 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [44 Valid, 517 Invalid, 411 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 402 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-01-31 16:19:26,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1010 states. [2022-01-31 16:19:26,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1010 to 904. [2022-01-31 16:19:26,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 904 states, 899 states have (on average 1.5172413793103448) internal successors, (1364), 899 states have internal predecessors, (1364), 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) [2022-01-31 16:19:26,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 904 states and 1368 transitions. [2022-01-31 16:19:26,854 INFO L78 Accepts]: Start accepts. Automaton has 904 states and 1368 transitions. Word has length 121 [2022-01-31 16:19:26,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:19:26,854 INFO L470 AbstractCegarLoop]: Abstraction has 904 states and 1368 transitions. [2022-01-31 16:19:26,854 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:26,854 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1368 transitions. [2022-01-31 16:19:26,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-01-31 16:19:26,856 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:19:26,857 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 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] [2022-01-31 16:19:26,857 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-01-31 16:19:26,857 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:19:26,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:19:26,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1313459171, now seen corresponding path program 1 times [2022-01-31 16:19:26,857 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:19:26,858 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032727080] [2022-01-31 16:19:26,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:19:26,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:19:26,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:27,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:19:27,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:27,050 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-01-31 16:19:27,051 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:19:27,051 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032727080] [2022-01-31 16:19:27,051 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032727080] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:19:27,051 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:19:27,051 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:19:27,051 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807141772] [2022-01-31 16:19:27,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:19:27,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:19:27,051 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:19:27,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:19:27,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:19:27,052 INFO L87 Difference]: Start difference. First operand 904 states and 1368 transitions. Second operand has 5 states, 5 states have (on average 18.8) internal successors, (94), 4 states have internal predecessors, (94), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:29,067 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 [] [2022-01-31 16:19:29,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:19:29,401 INFO L93 Difference]: Finished difference Result 1235 states and 1808 transitions. [2022-01-31 16:19:29,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:19:29,402 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 4 states have internal predecessors, (94), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 136 [2022-01-31 16:19:29,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:19:29,405 INFO L225 Difference]: With dead ends: 1235 [2022-01-31 16:19:29,405 INFO L226 Difference]: Without dead ends: 1235 [2022-01-31 16:19:29,405 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-01-31 16:19:29,406 INFO L933 BasicCegarLoop]: 98 mSDtfsCounter, 118 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 383 mSolverCounterSat, 46 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 281 SdHoareTripleChecker+Invalid, 430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 383 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-01-31 16:19:29,406 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [118 Valid, 281 Invalid, 430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 383 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-01-31 16:19:29,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1235 states. [2022-01-31 16:19:29,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1235 to 904. [2022-01-31 16:19:29,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 904 states, 899 states have (on average 1.5027808676307008) internal successors, (1351), 899 states have internal predecessors, (1351), 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) [2022-01-31 16:19:29,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 904 states and 1355 transitions. [2022-01-31 16:19:29,444 INFO L78 Accepts]: Start accepts. Automaton has 904 states and 1355 transitions. Word has length 136 [2022-01-31 16:19:29,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:19:29,445 INFO L470 AbstractCegarLoop]: Abstraction has 904 states and 1355 transitions. [2022-01-31 16:19:29,445 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 4 states have internal predecessors, (94), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:29,445 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1355 transitions. [2022-01-31 16:19:29,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-01-31 16:19:29,447 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:19:29,447 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 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] [2022-01-31 16:19:29,447 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-01-31 16:19:29,448 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:19:29,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:19:29,448 INFO L85 PathProgramCache]: Analyzing trace with hash 2146966014, now seen corresponding path program 1 times [2022-01-31 16:19:29,448 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:19:29,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376808978] [2022-01-31 16:19:29,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:19:29,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:19:29,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:29,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:19:29,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:29,645 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-01-31 16:19:29,645 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:19:29,645 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376808978] [2022-01-31 16:19:29,647 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376808978] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:19:29,647 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:19:29,647 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:19:29,647 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001448220] [2022-01-31 16:19:29,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:19:29,648 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:19:29,648 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:19:29,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:19:29,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:19:29,648 INFO L87 Difference]: Start difference. First operand 904 states and 1355 transitions. Second operand has 5 states, 5 states have (on average 19.0) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:31,656 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 [] [2022-01-31 16:19:32,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:19:32,045 INFO L93 Difference]: Finished difference Result 1235 states and 1795 transitions. [2022-01-31 16:19:32,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:19:32,045 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.0) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 137 [2022-01-31 16:19:32,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:19:32,048 INFO L225 Difference]: With dead ends: 1235 [2022-01-31 16:19:32,048 INFO L226 Difference]: Without dead ends: 1235 [2022-01-31 16:19:32,048 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-01-31 16:19:32,049 INFO L933 BasicCegarLoop]: 109 mSDtfsCounter, 116 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 395 mSolverCounterSat, 43 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 303 SdHoareTripleChecker+Invalid, 439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 395 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-31 16:19:32,049 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [116 Valid, 303 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 395 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-01-31 16:19:32,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1235 states. [2022-01-31 16:19:32,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1235 to 904. [2022-01-31 16:19:32,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 904 states, 899 states have (on average 1.4883203559510567) internal successors, (1338), 899 states have internal predecessors, (1338), 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) [2022-01-31 16:19:32,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 904 states and 1342 transitions. [2022-01-31 16:19:32,065 INFO L78 Accepts]: Start accepts. Automaton has 904 states and 1342 transitions. Word has length 137 [2022-01-31 16:19:32,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:19:32,065 INFO L470 AbstractCegarLoop]: Abstraction has 904 states and 1342 transitions. [2022-01-31 16:19:32,065 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.0) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:32,065 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1342 transitions. [2022-01-31 16:19:32,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-01-31 16:19:32,067 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:19:32,067 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 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] [2022-01-31 16:19:32,067 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-01-31 16:19:32,068 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:19:32,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:19:32,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1231355719, now seen corresponding path program 1 times [2022-01-31 16:19:32,068 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:19:32,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911753293] [2022-01-31 16:19:32,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:19:32,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:19:32,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:32,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:19:32,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:32,302 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-01-31 16:19:32,302 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:19:32,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911753293] [2022-01-31 16:19:32,302 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911753293] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:19:32,303 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:19:32,303 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:19:32,303 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345632311] [2022-01-31 16:19:32,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:19:32,303 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:19:32,303 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:19:32,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:19:32,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:19:32,304 INFO L87 Difference]: Start difference. First operand 904 states and 1342 transitions. Second operand has 5 states, 5 states have (on average 19.4) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:34,316 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 [] [2022-01-31 16:19:34,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:19:34,669 INFO L93 Difference]: Finished difference Result 1331 states and 1938 transitions. [2022-01-31 16:19:34,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:19:34,670 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 139 [2022-01-31 16:19:34,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:19:34,674 INFO L225 Difference]: With dead ends: 1331 [2022-01-31 16:19:34,674 INFO L226 Difference]: Without dead ends: 1331 [2022-01-31 16:19:34,674 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-01-31 16:19:34,675 INFO L933 BasicCegarLoop]: 99 mSDtfsCounter, 108 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 386 mSolverCounterSat, 44 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 283 SdHoareTripleChecker+Invalid, 431 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 386 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-01-31 16:19:34,675 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [108 Valid, 283 Invalid, 431 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 386 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-01-31 16:19:34,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1331 states. [2022-01-31 16:19:34,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1331 to 904. [2022-01-31 16:19:34,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 904 states, 899 states have (on average 1.4827586206896552) internal successors, (1333), 899 states have internal predecessors, (1333), 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) [2022-01-31 16:19:34,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 904 states and 1337 transitions. [2022-01-31 16:19:34,691 INFO L78 Accepts]: Start accepts. Automaton has 904 states and 1337 transitions. Word has length 139 [2022-01-31 16:19:34,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:19:34,692 INFO L470 AbstractCegarLoop]: Abstraction has 904 states and 1337 transitions. [2022-01-31 16:19:34,692 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:34,692 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1337 transitions. [2022-01-31 16:19:34,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-01-31 16:19:34,694 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:19:34,694 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 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] [2022-01-31 16:19:34,694 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-01-31 16:19:34,694 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:19:34,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:19:34,695 INFO L85 PathProgramCache]: Analyzing trace with hash 1142128455, now seen corresponding path program 1 times [2022-01-31 16:19:34,695 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:19:34,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843746274] [2022-01-31 16:19:34,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:19:34,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:19:34,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:34,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:19:34,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:34,885 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 157 proven. 1 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-01-31 16:19:34,885 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:19:34,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843746274] [2022-01-31 16:19:34,885 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843746274] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 16:19:34,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [289740855] [2022-01-31 16:19:34,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:19:34,886 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:19:34,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 16:19:34,892 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-31 16:19:34,896 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-01-31 16:19:35,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:35,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 1687 conjuncts, 16 conjunts are in the unsatisfiable core [2022-01-31 16:19:35,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 16:19:35,897 INFO L353 Elim1Store]: treesize reduction 54, result has 44.3 percent of original size [2022-01-31 16:19:35,898 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 68 treesize of output 91 [2022-01-31 16:19:35,904 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 35 [2022-01-31 16:19:35,911 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2022-01-31 16:19:35,920 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2022-01-31 16:19:36,036 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-01-31 16:19:36,086 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2022-01-31 16:19:36,090 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-01-31 16:19:36,126 INFO L353 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-01-31 16:19:36,127 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 7 [2022-01-31 16:19:36,212 INFO L353 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-01-31 16:19:36,212 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 19 [2022-01-31 16:19:36,251 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2022-01-31 16:19:36,299 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 123 proven. 40 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2022-01-31 16:19:36,300 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-31 16:19:36,410 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2022-01-31 16:19:36,518 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-01-31 16:19:36,518 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [289740855] provided 1 perfect and 1 imperfect interpolant sequences [2022-01-31 16:19:36,518 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-01-31 16:19:36,518 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 5] total 11 [2022-01-31 16:19:36,519 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314912422] [2022-01-31 16:19:36,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:19:36,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-31 16:19:36,519 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:19:36,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-31 16:19:36,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-31 16:19:36,520 INFO L87 Difference]: Start difference. First operand 904 states and 1337 transitions. Second operand has 4 states, 4 states have (on average 24.25) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:38,527 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 [] [2022-01-31 16:19:38,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:19:38,759 INFO L93 Difference]: Finished difference Result 1235 states and 1777 transitions. [2022-01-31 16:19:38,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-31 16:19:38,760 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.25) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (3), 1 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 139 [2022-01-31 16:19:38,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:19:38,763 INFO L225 Difference]: With dead ends: 1235 [2022-01-31 16:19:38,763 INFO L226 Difference]: Without dead ends: 1235 [2022-01-31 16:19:38,764 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 288 GetRequests, 278 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-01-31 16:19:38,764 INFO L933 BasicCegarLoop]: 103 mSDtfsCounter, 108 mSDsluCounter, 188 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 42 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 291 SdHoareTripleChecker+Invalid, 253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-01-31 16:19:38,764 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [108 Valid, 291 Invalid, 253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 210 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-01-31 16:19:38,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1235 states. [2022-01-31 16:19:38,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1235 to 904. [2022-01-31 16:19:38,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 904 states, 899 states have (on average 1.4682981090100111) internal successors, (1320), 899 states have internal predecessors, (1320), 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) [2022-01-31 16:19:38,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 904 states and 1324 transitions. [2022-01-31 16:19:38,779 INFO L78 Accepts]: Start accepts. Automaton has 904 states and 1324 transitions. Word has length 139 [2022-01-31 16:19:38,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:19:38,779 INFO L470 AbstractCegarLoop]: Abstraction has 904 states and 1324 transitions. [2022-01-31 16:19:38,780 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.25) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:38,780 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1324 transitions. [2022-01-31 16:19:38,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-01-31 16:19:38,782 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:19:38,782 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 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] [2022-01-31 16:19:38,818 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-01-31 16:19:39,007 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-01-31 16:19:39,007 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:19:39,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:19:39,008 INFO L85 PathProgramCache]: Analyzing trace with hash 1758197537, now seen corresponding path program 1 times [2022-01-31 16:19:39,008 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:19:39,008 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721265503] [2022-01-31 16:19:39,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:19:39,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:19:39,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:39,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:19:39,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:39,198 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-01-31 16:19:39,198 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:19:39,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721265503] [2022-01-31 16:19:39,199 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721265503] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:19:39,199 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:19:39,199 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:19:39,199 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074106915] [2022-01-31 16:19:39,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:19:39,200 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:19:39,200 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:19:39,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:19:39,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:19:39,201 INFO L87 Difference]: Start difference. First operand 904 states and 1324 transitions. Second operand has 5 states, 5 states have (on average 19.4) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:41,210 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 [] [2022-01-31 16:19:41,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:19:41,582 INFO L93 Difference]: Finished difference Result 974 states and 1397 transitions. [2022-01-31 16:19:41,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:19:41,583 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 139 [2022-01-31 16:19:41,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:19:41,585 INFO L225 Difference]: With dead ends: 974 [2022-01-31 16:19:41,586 INFO L226 Difference]: Without dead ends: 974 [2022-01-31 16:19:41,586 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-01-31 16:19:41,586 INFO L933 BasicCegarLoop]: 203 mSDtfsCounter, 41 mSDsluCounter, 293 mSDsCounter, 0 mSdLazyCounter, 374 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 496 SdHoareTripleChecker+Invalid, 380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 374 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-31 16:19:41,586 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [41 Valid, 496 Invalid, 380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 374 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-01-31 16:19:41,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 974 states. [2022-01-31 16:19:41,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 974 to 904. [2022-01-31 16:19:41,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 904 states, 899 states have (on average 1.46384872080089) internal successors, (1316), 899 states have internal predecessors, (1316), 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) [2022-01-31 16:19:41,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 904 states and 1320 transitions. [2022-01-31 16:19:41,600 INFO L78 Accepts]: Start accepts. Automaton has 904 states and 1320 transitions. Word has length 139 [2022-01-31 16:19:41,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:19:41,600 INFO L470 AbstractCegarLoop]: Abstraction has 904 states and 1320 transitions. [2022-01-31 16:19:41,601 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:41,601 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1320 transitions. [2022-01-31 16:19:41,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-01-31 16:19:41,602 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:19:41,602 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:19:41,603 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-01-31 16:19:41,603 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:19:41,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:19:41,603 INFO L85 PathProgramCache]: Analyzing trace with hash 961502508, now seen corresponding path program 1 times [2022-01-31 16:19:41,603 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:19:41,603 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213612417] [2022-01-31 16:19:41,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:19:41,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:19:41,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:41,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:19:41,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:41,797 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 158 proven. 1 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-01-31 16:19:41,797 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:19:41,797 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213612417] [2022-01-31 16:19:41,797 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213612417] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 16:19:41,798 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [961077577] [2022-01-31 16:19:41,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:19:41,798 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:19:41,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 16:19:41,799 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-31 16:19:41,832 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-01-31 16:19:42,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:42,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 1690 conjuncts, 16 conjunts are in the unsatisfiable core [2022-01-31 16:19:42,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 16:19:42,898 INFO L353 Elim1Store]: treesize reduction 54, result has 44.3 percent of original size [2022-01-31 16:19:42,898 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 68 treesize of output 91 [2022-01-31 16:19:42,902 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 35 [2022-01-31 16:19:42,907 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2022-01-31 16:19:42,912 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2022-01-31 16:19:43,055 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-01-31 16:19:43,063 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-01-31 16:19:43,101 INFO L353 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-01-31 16:19:43,102 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 7 [2022-01-31 16:19:43,185 INFO L353 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-01-31 16:19:43,188 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 19 [2022-01-31 16:19:43,234 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2022-01-31 16:19:43,285 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 126 proven. 40 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2022-01-31 16:19:43,285 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-31 16:19:43,389 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2022-01-31 16:19:43,481 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-01-31 16:19:43,481 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [961077577] provided 1 perfect and 1 imperfect interpolant sequences [2022-01-31 16:19:43,481 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-01-31 16:19:43,481 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 5] total 11 [2022-01-31 16:19:43,482 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593417560] [2022-01-31 16:19:43,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:19:43,482 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-31 16:19:43,482 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:19:43,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-31 16:19:43,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-31 16:19:43,483 INFO L87 Difference]: Start difference. First operand 904 states and 1320 transitions. Second operand has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:45,491 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 [] [2022-01-31 16:19:45,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:19:45,748 INFO L93 Difference]: Finished difference Result 1231 states and 1755 transitions. [2022-01-31 16:19:45,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-31 16:19:45,748 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (3), 1 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 140 [2022-01-31 16:19:45,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:19:45,751 INFO L225 Difference]: With dead ends: 1231 [2022-01-31 16:19:45,751 INFO L226 Difference]: Without dead ends: 1231 [2022-01-31 16:19:45,751 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 290 GetRequests, 280 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-01-31 16:19:45,752 INFO L933 BasicCegarLoop]: 102 mSDtfsCounter, 109 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 44 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-01-31 16:19:45,752 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [109 Valid, 287 Invalid, 254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 209 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-01-31 16:19:45,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1231 states. [2022-01-31 16:19:45,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1231 to 904. [2022-01-31 16:19:45,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 904 states, 899 states have (on average 1.4493882091212458) internal successors, (1303), 899 states have internal predecessors, (1303), 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) [2022-01-31 16:19:45,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 904 states and 1307 transitions. [2022-01-31 16:19:45,767 INFO L78 Accepts]: Start accepts. Automaton has 904 states and 1307 transitions. Word has length 140 [2022-01-31 16:19:45,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:19:45,767 INFO L470 AbstractCegarLoop]: Abstraction has 904 states and 1307 transitions. [2022-01-31 16:19:45,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:45,768 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1307 transitions. [2022-01-31 16:19:45,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-01-31 16:19:45,769 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:19:45,770 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 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] [2022-01-31 16:19:45,802 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-01-31 16:19:45,984 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable19 [2022-01-31 16:19:45,984 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:19:45,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:19:45,984 INFO L85 PathProgramCache]: Analyzing trace with hash 772156782, now seen corresponding path program 1 times [2022-01-31 16:19:45,984 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:19:45,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132280877] [2022-01-31 16:19:45,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:19:45,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:19:46,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:46,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:19:46,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:19:46,170 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-01-31 16:19:46,170 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:19:46,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132280877] [2022-01-31 16:19:46,170 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132280877] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:19:46,171 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:19:46,171 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:19:46,173 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192317044] [2022-01-31 16:19:46,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:19:46,173 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:19:46,173 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:19:46,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:19:46,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:19:46,174 INFO L87 Difference]: Start difference. First operand 904 states and 1307 transitions. Second operand has 5 states, 5 states have (on average 19.6) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:48,183 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 [] [2022-01-31 16:19:48,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:19:48,492 INFO L93 Difference]: Finished difference Result 939 states and 1338 transitions. [2022-01-31 16:19:48,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:19:48,492 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (3), 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 140 [2022-01-31 16:19:48,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:19:48,495 INFO L225 Difference]: With dead ends: 939 [2022-01-31 16:19:48,495 INFO L226 Difference]: Without dead ends: 939 [2022-01-31 16:19:48,496 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-01-31 16:19:48,496 INFO L933 BasicCegarLoop]: 193 mSDtfsCounter, 23 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 346 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 476 SdHoareTripleChecker+Invalid, 352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 346 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-01-31 16:19:48,496 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [23 Valid, 476 Invalid, 352 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 346 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-01-31 16:19:48,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 939 states. [2022-01-31 16:19:48,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 939 to 904. [2022-01-31 16:19:48,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 904 states, 899 states have (on average 1.4449388209121246) internal successors, (1299), 899 states have internal predecessors, (1299), 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) [2022-01-31 16:19:48,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 904 states and 1303 transitions. [2022-01-31 16:19:48,509 INFO L78 Accepts]: Start accepts. Automaton has 904 states and 1303 transitions. Word has length 140 [2022-01-31 16:19:48,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:19:48,509 INFO L470 AbstractCegarLoop]: Abstraction has 904 states and 1303 transitions. [2022-01-31 16:19:48,510 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:19:48,527 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1303 transitions. [2022-01-31 16:19:48,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-01-31 16:19:48,529 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:19:48,529 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:19:48,529 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-01-31 16:19:48,529 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:19:48,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:19:48,530 INFO L85 PathProgramCache]: Analyzing trace with hash 144716696, now seen corresponding path program 1 times [2022-01-31 16:19:48,530 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:19:48,530 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808939970] [2022-01-31 16:19:48,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:19:48,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:19:49,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-31 16:19:49,632 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-31 16:19:50,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-31 16:19:50,287 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-01-31 16:19:50,287 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-31 16:19:50,288 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-01-31 16:19:50,289 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-01-31 16:19:50,291 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:19:50,294 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-01-31 16:19:50,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.01 04:19:50 BasicIcfg [2022-01-31 16:19:50,415 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-31 16:19:50,415 INFO L158 Benchmark]: Toolchain (without parser) took 67918.88ms. Allocated memory was 201.3MB in the beginning and 310.4MB in the end (delta: 109.1MB). Free memory was 149.4MB in the beginning and 83.6MB in the end (delta: 65.9MB). Peak memory consumption was 180.8MB. Max. memory is 8.0GB. [2022-01-31 16:19:50,416 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 201.3MB. Free memory is still 168.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-31 16:19:50,416 INFO L158 Benchmark]: CACSL2BoogieTranslator took 563.56ms. Allocated memory was 201.3MB in the beginning and 257.9MB in the end (delta: 56.6MB). Free memory was 149.3MB in the beginning and 216.8MB in the end (delta: -67.5MB). Peak memory consumption was 8.2MB. Max. memory is 8.0GB. [2022-01-31 16:19:50,416 INFO L158 Benchmark]: Boogie Preprocessor took 132.36ms. Allocated memory is still 257.9MB. Free memory was 216.8MB in the beginning and 210.0MB in the end (delta: 6.8MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2022-01-31 16:19:50,416 INFO L158 Benchmark]: RCFGBuilder took 2077.06ms. Allocated memory is still 257.9MB. Free memory was 209.4MB in the beginning and 227.5MB in the end (delta: -18.1MB). Peak memory consumption was 92.0MB. Max. memory is 8.0GB. [2022-01-31 16:19:50,417 INFO L158 Benchmark]: IcfgTransformer took 35.65ms. Allocated memory is still 257.9MB. Free memory was 227.5MB in the beginning and 222.2MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-01-31 16:19:50,417 INFO L158 Benchmark]: TraceAbstraction took 65105.43ms. Allocated memory was 257.9MB in the beginning and 310.4MB in the end (delta: 52.4MB). Free memory was 221.7MB in the beginning and 83.6MB in the end (delta: 138.2MB). Peak memory consumption was 195.8MB. Max. memory is 8.0GB. [2022-01-31 16:19:50,420 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 201.3MB. Free memory is still 168.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 563.56ms. Allocated memory was 201.3MB in the beginning and 257.9MB in the end (delta: 56.6MB). Free memory was 149.3MB in the beginning and 216.8MB in the end (delta: -67.5MB). Peak memory consumption was 8.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 132.36ms. Allocated memory is still 257.9MB. Free memory was 216.8MB in the beginning and 210.0MB in the end (delta: 6.8MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * RCFGBuilder took 2077.06ms. Allocated memory is still 257.9MB. Free memory was 209.4MB in the beginning and 227.5MB in the end (delta: -18.1MB). Peak memory consumption was 92.0MB. Max. memory is 8.0GB. * IcfgTransformer took 35.65ms. Allocated memory is still 257.9MB. Free memory was 227.5MB in the beginning and 222.2MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * TraceAbstraction took 65105.43ms. Allocated memory was 257.9MB in the beginning and 310.4MB in the end (delta: 52.4MB). Free memory was 221.7MB in the beginning and 83.6MB in the end (delta: 138.2MB). Peak memory consumption was 195.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1668]: 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 1353. Possible FailurePath: [L1054] static int init = 1; [L1055] static SSL_METHOD SSLv3_client_data ; VAL [\old(init)=4294967309, \old(SSLv3_client_data)=null, \old(SSLv3_client_data)=null, init=1, SSLv3_client_data={4:0}] [L1077] SSL *s = (SSL*)malloc(sizeof(SSL)) ; [L1081] s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1082] s->ctx = malloc(sizeof(SSL_CTX)) [L1083] s->session = malloc(sizeof(SSL_SESSION)) [L1084] s->state = 12292 [L1085] s->version = __VERIFIER_nondet_int() [L1087] s->info_callback = (void (*)()) __VERIFIER_nondet_ulong() [L1088] EXPR s->ctx [L1088] (s->ctx)->info_callback = (void (*)()) __VERIFIER_nondet_ulong() [L1089] s->init_buf = (BUF_MEM *)__VERIFIER_nondet_ulong() [L1090] s->bbio = (BIO *) __VERIFIER_nondet_ulong() [L1091] s->wbio = (BIO *) __VERIFIER_nondet_ulong() [L1092] EXPR s->s3 [L1092] (s->s3)->flags = __VERIFIER_nondet_long() [L1093] EXPR s->s3 [L1093] (s->s3)->tmp.cert_req = __VERIFIER_nondet_int() [L1094] EXPR s->s3 [L1094] (s->s3)->tmp.new_cipher = malloc(sizeof(struct ssl_cipher_st)) [L1095] EXPR s->s3 [L1095] EXPR (s->s3)->tmp.new_cipher [L1095] ((s->s3)->tmp.new_cipher)->algorithms = __VERIFIER_nondet_ulong() [L1096] EXPR s->s3 [L1096] (s->s3)->tmp.next_state = __VERIFIER_nondet_int() [L1098] CALL ssl3_connect(s) VAL [init=1, s={-14:0}, SSLv3_client_data={4:0}] [L1104] BUF_MEM *buf = (BUF_MEM *)__VERIFIER_nondet_ulong(); [L1105] unsigned long tmp ; [L1106] unsigned long l ; [L1107] long num1 ; [L1108] void (*cb)() ; [L1109] int ret ; [L1110] int new_state ; [L1111] int state ; [L1112] int skip ; [L1113] int tmp___1 = __VERIFIER_nondet_int() ; [L1114] int tmp___2 = __VERIFIER_nondet_int() ; [L1115] int tmp___3 ; [L1116] int tmp___4 ; [L1117] int tmp___5 ; [L1118] int tmp___6 ; [L1119] int tmp___7 ; [L1120] int tmp___8 ; [L1121] long tmp___9 ; [L1123] int blastFlag ; [L1126] blastFlag = 0 [L1127] s->hit=__VERIFIER_nondet_int () [L1128] s->state = 12292 [L1129] tmp = __VERIFIER_nondet_int() [L1130] cb = (void (*)())((void *)0) [L1131] ret = -1 [L1132] skip = 0 [L1133] EXPR s->info_callback VAL [={0:0}, blastFlag=0, buf={0:-1}, init=1, ret=-1, s={-14:0}, s={-14:0}, s->info_callback={0:-2147483648}, skip=0, SSLv3_client_data={4:0}, tmp=7, tmp___1=6, tmp___2=0] [L1133] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1134] EXPR s->info_callback [L1134] cb = s->info_callback [L1142] EXPR s->in_handshake [L1142] s->in_handshake += 1 [L1143] COND FALSE !(tmp___1 & 12288) VAL [={0:-2147483648}, blastFlag=0, buf={0:-1}, init=1, ret=-1, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, tmp=7, tmp___1=6, tmp___2=0] [L1153] COND TRUE 1 VAL [={0:-2147483648}, blastFlag=0, buf={0:-1}, init=1, ret=-1, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, tmp=7, tmp___1=6, tmp___2=0] [L1155] EXPR s->state [L1155] state = s->state [L1156] EXPR s->state VAL [={0:-2147483648}, blastFlag=0, buf={0:-1}, init=1, ret=-1, s={-14:0}, s={-14:0}, s->state=12292, skip=0, SSLv3_client_data={4:0}, state=12292, tmp=7, tmp___1=6, tmp___2=0] [L1156] COND TRUE s->state == 12292 [L1259] s->new_session = 1 [L1260] s->state = 4096 [L1261] EXPR s->ctx [L1261] EXPR (s->ctx)->stats.sess_connect_renegotiate [L1261] (s->ctx)->stats.sess_connect_renegotiate += 1 [L1266] s->server = 0 VAL [={0:-2147483648}, blastFlag=0, buf={0:-1}, init=1, ret=-1, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=12292, tmp=7, tmp___1=6, tmp___2=0] [L1267] COND TRUE (unsigned long )cb != (unsigned long )((void *)0) VAL [={0:-2147483648}, blastFlag=0, buf={0:-1}, init=1, ret=-1, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=12292, tmp=7, tmp___1=6, tmp___2=0] [L1272] EXPR s->version VAL [={0:-2147483648}, blastFlag=0, buf={0:-1}, init=1, ret=-1, s={-14:0}, s={-14:0}, s->version=-10, skip=0, SSLv3_client_data={4:0}, state=12292, tmp=7, tmp___1=6, tmp___2=0] [L1272] COND FALSE !((s->version & 65280) != 768) [L1278] s->type = 4096 [L1279] EXPR s->init_buf VAL [={0:-2147483648}, blastFlag=0, buf={0:-1}, init=1, ret=-1, s={-14:0}, s={-14:0}, s->init_buf={0:-12}, skip=0, SSLv3_client_data={4:0}, state=12292, tmp=7, tmp___1=6, tmp___2=0] [L1279] COND FALSE !((unsigned long )s->init_buf == (unsigned long )((void *)0)) [L1291] tmp___4 = __VERIFIER_nondet_int() [L1292] COND FALSE !(! tmp___4) [L1298] tmp___5 = __VERIFIER_nondet_int() [L1299] COND FALSE !(! tmp___5) [L1305] s->state = 4368 [L1306] EXPR s->ctx [L1306] EXPR (s->ctx)->stats.sess_connect [L1306] (s->ctx)->stats.sess_connect += 1 [L1307] s->init_num = 0 VAL [={0:-2147483648}, blastFlag=0, buf={0:-1}, init=1, ret=-1, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=12292, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1627] EXPR s->s3 [L1627] EXPR (s->s3)->tmp.reuse_message VAL [={0:-2147483648}, (s->s3)->tmp.reuse_message=4294967321, blastFlag=0, buf={0:-1}, init=1, ret=-1, s={-14:0}, s={-14:0}, s->s3={-9:0}, skip=0, SSLv3_client_data={4:0}, state=12292, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1627] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1656] skip = 0 VAL [={0:-2147483648}, blastFlag=0, buf={0:-1}, init=1, ret=-1, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=12292, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1153] COND TRUE 1 VAL [={0:-2147483648}, blastFlag=0, buf={0:-1}, init=1, ret=-1, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=12292, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1155] EXPR s->state [L1155] state = s->state [L1156] EXPR s->state VAL [={0:-2147483648}, blastFlag=0, buf={0:-1}, init=1, ret=-1, s={-14:0}, s={-14:0}, s->state=4368, skip=0, SSLv3_client_data={4:0}, state=4368, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1156] COND FALSE !(s->state == 12292) [L1159] EXPR s->state VAL [={0:-2147483648}, blastFlag=0, buf={0:-1}, init=1, ret=-1, s={-14:0}, s={-14:0}, s->state=4368, skip=0, SSLv3_client_data={4:0}, state=4368, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1159] COND FALSE !(s->state == 16384) [L1162] EXPR s->state VAL [={0:-2147483648}, blastFlag=0, buf={0:-1}, init=1, ret=-1, s={-14:0}, s={-14:0}, s->state=4368, skip=0, SSLv3_client_data={4:0}, state=4368, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1162] COND FALSE !(s->state == 4096) [L1165] EXPR s->state VAL [={0:-2147483648}, blastFlag=0, buf={0:-1}, init=1, ret=-1, s={-14:0}, s={-14:0}, s->state=4368, skip=0, SSLv3_client_data={4:0}, state=4368, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1165] COND FALSE !(s->state == 20480) [L1168] EXPR s->state VAL [={0:-2147483648}, blastFlag=0, buf={0:-1}, init=1, ret=-1, s={-14:0}, s={-14:0}, s->state=4368, skip=0, SSLv3_client_data={4:0}, state=4368, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1168] COND FALSE !(s->state == 4099) [L1171] EXPR s->state VAL [={0:-2147483648}, blastFlag=0, buf={0:-1}, init=1, ret=-1, s={-14:0}, s={-14:0}, s->state=4368, skip=0, SSLv3_client_data={4:0}, state=4368, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1171] COND TRUE s->state == 4368 [L1311] s->shutdown = 0 [L1312] ret = __VERIFIER_nondet_int() [L1313] COND TRUE blastFlag == 0 [L1314] blastFlag = 1 VAL [={0:-2147483648}, blastFlag=1, buf={0:-1}, init=1, ret=15, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=4368, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1318] COND FALSE !(ret <= 0) [L1323] s->state = 4384 [L1324] s->init_num = 0 [L1325] EXPR s->bbio [L1325] EXPR s->wbio VAL [={0:-2147483648}, blastFlag=1, buf={0:-1}, init=1, ret=15, s={-14:0}, s={-14:0}, s->bbio={0:-19}, s->wbio={0:-17}, skip=0, SSLv3_client_data={4:0}, state=4368, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1325] COND TRUE (unsigned long )s->bbio != (unsigned long )s->wbio [L1627] EXPR s->s3 [L1627] EXPR (s->s3)->tmp.reuse_message VAL [={0:-2147483648}, (s->s3)->tmp.reuse_message=4294967321, blastFlag=1, buf={0:-1}, init=1, ret=15, s={-14:0}, s={-14:0}, s->s3={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4368, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1627] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1656] skip = 0 VAL [={0:-2147483648}, blastFlag=1, buf={0:-1}, init=1, ret=15, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=4368, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1153] COND TRUE 1 VAL [={0:-2147483648}, blastFlag=1, buf={0:-1}, init=1, ret=15, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=4368, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1155] EXPR s->state [L1155] state = s->state [L1156] EXPR s->state VAL [={0:-2147483648}, blastFlag=1, buf={0:-1}, init=1, ret=15, s={-14:0}, s={-14:0}, s->state=4384, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1156] COND FALSE !(s->state == 12292) [L1159] EXPR s->state VAL [={0:-2147483648}, blastFlag=1, buf={0:-1}, init=1, ret=15, s={-14:0}, s={-14:0}, s->state=4384, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1159] COND FALSE !(s->state == 16384) [L1162] EXPR s->state VAL [={0:-2147483648}, blastFlag=1, buf={0:-1}, init=1, ret=15, s={-14:0}, s={-14:0}, s->state=4384, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1162] COND FALSE !(s->state == 4096) [L1165] EXPR s->state VAL [={0:-2147483648}, blastFlag=1, buf={0:-1}, init=1, ret=15, s={-14:0}, s={-14:0}, s->state=4384, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1165] COND FALSE !(s->state == 20480) [L1168] EXPR s->state VAL [={0:-2147483648}, blastFlag=1, buf={0:-1}, init=1, ret=15, s={-14:0}, s={-14:0}, s->state=4384, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1168] COND FALSE !(s->state == 4099) [L1171] EXPR s->state VAL [={0:-2147483648}, blastFlag=1, buf={0:-1}, init=1, ret=15, s={-14:0}, s={-14:0}, s->state=4384, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1171] COND FALSE !(s->state == 4368) [L1174] EXPR s->state VAL [={0:-2147483648}, blastFlag=1, buf={0:-1}, init=1, ret=15, s={-14:0}, s={-14:0}, s->state=4384, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1174] COND FALSE !(s->state == 4369) [L1177] EXPR s->state VAL [={0:-2147483648}, blastFlag=1, buf={0:-1}, init=1, ret=15, s={-14:0}, s={-14:0}, s->state=4384, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1177] COND TRUE s->state == 4384 [L1333] ret = __VERIFIER_nondet_int() [L1334] COND TRUE blastFlag == 1 [L1335] blastFlag = 2 VAL [={0:-2147483648}, blastFlag=2, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1339] COND FALSE !(ret <= 0) [L1344] s->hit VAL [={0:-2147483648}, blastFlag=2, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->hit=0, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1344] COND FALSE !(s->hit) [L1347] s->state = 4400 VAL [={0:-2147483648}, blastFlag=2, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1349] s->init_num = 0 VAL [={0:-2147483648}, blastFlag=2, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1627] EXPR s->s3 [L1627] EXPR (s->s3)->tmp.reuse_message VAL [={0:-2147483648}, (s->s3)->tmp.reuse_message=4294967321, blastFlag=2, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->s3={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1627] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1656] skip = 0 VAL [={0:-2147483648}, blastFlag=2, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1153] COND TRUE 1 VAL [={0:-2147483648}, blastFlag=2, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=4384, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1155] EXPR s->state [L1155] state = s->state [L1156] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4400, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1156] COND FALSE !(s->state == 12292) [L1159] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4400, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1159] COND FALSE !(s->state == 16384) [L1162] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4400, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1162] COND FALSE !(s->state == 4096) [L1165] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4400, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1165] COND FALSE !(s->state == 20480) [L1168] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4400, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1168] COND FALSE !(s->state == 4099) [L1171] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4400, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1171] COND FALSE !(s->state == 4368) [L1174] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4400, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1174] COND FALSE !(s->state == 4369) [L1177] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4400, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1177] COND FALSE !(s->state == 4384) [L1180] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4400, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1180] COND FALSE !(s->state == 4385) [L1183] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4400, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1183] COND TRUE s->state == 4400 [L1353] EXPR s->s3 [L1353] EXPR (s->s3)->tmp.new_cipher [L1353] EXPR ((s->s3)->tmp.new_cipher)->algorithms VAL [={0:-2147483648}, ((s->s3)->tmp.new_cipher)->algorithms=4294967339, (s->s3)->tmp.new_cipher={-16:0}, blastFlag=2, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->s3={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1353] COND FALSE !(((s->s3)->tmp.new_cipher)->algorithms & 256UL) [L1356] ret = __VERIFIER_nondet_int() [L1357] COND TRUE blastFlag == 2 [L1358] blastFlag = 3 VAL [={0:-2147483648}, blastFlag=3, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1362] COND FALSE !(ret <= 0) VAL [={0:-2147483648}, blastFlag=3, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1368] s->state = 4416 [L1369] s->init_num = 0 VAL [={0:-2147483648}, blastFlag=3, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1627] EXPR s->s3 [L1627] EXPR (s->s3)->tmp.reuse_message VAL [={0:-2147483648}, (s->s3)->tmp.reuse_message=4294967321, blastFlag=3, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->s3={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1627] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1656] skip = 0 VAL [={0:-2147483648}, blastFlag=3, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1153] COND TRUE 1 VAL [={0:-2147483648}, blastFlag=3, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=4400, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1155] EXPR s->state [L1155] state = s->state [L1156] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4416, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1156] COND FALSE !(s->state == 12292) [L1159] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4416, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1159] COND FALSE !(s->state == 16384) [L1162] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4416, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1162] COND FALSE !(s->state == 4096) [L1165] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4416, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1165] COND FALSE !(s->state == 20480) [L1168] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4416, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1168] COND FALSE !(s->state == 4099) [L1171] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4416, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1171] COND FALSE !(s->state == 4368) [L1174] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4416, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1174] COND FALSE !(s->state == 4369) [L1177] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4416, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1177] COND FALSE !(s->state == 4384) [L1180] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4416, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1180] COND FALSE !(s->state == 4385) [L1183] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4416, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1183] COND FALSE !(s->state == 4400) [L1186] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4416, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1186] COND FALSE !(s->state == 4401) [L1189] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4416, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1189] COND TRUE s->state == 4416 [L1373] ret = __VERIFIER_nondet_int() [L1374] COND TRUE blastFlag == 3 [L1375] blastFlag = 4 VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11] [L1379] COND FALSE !(ret <= 0) [L1384] s->state = 4432 [L1385] s->init_num = 0 [L1386] tmp___6 = __VERIFIER_nondet_int() [L1387] COND FALSE !(! tmp___6) VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1627] EXPR s->s3 [L1627] EXPR (s->s3)->tmp.reuse_message VAL [={0:-2147483648}, (s->s3)->tmp.reuse_message=4294967321, blastFlag=4, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->s3={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1627] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1656] skip = 0 VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1153] COND TRUE 1 VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=4416, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1155] EXPR s->state [L1155] state = s->state [L1156] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1156] COND FALSE !(s->state == 12292) [L1159] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1159] COND FALSE !(s->state == 16384) [L1162] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1162] COND FALSE !(s->state == 4096) [L1165] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1165] COND FALSE !(s->state == 20480) [L1168] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1168] COND FALSE !(s->state == 4099) [L1171] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1171] COND FALSE !(s->state == 4368) [L1174] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1174] COND FALSE !(s->state == 4369) [L1177] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1177] COND FALSE !(s->state == 4384) [L1180] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1180] COND FALSE !(s->state == 4385) [L1183] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1183] COND FALSE !(s->state == 4400) [L1186] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1186] COND FALSE !(s->state == 4401) [L1189] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1189] COND FALSE !(s->state == 4416) [L1192] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1192] COND FALSE !(s->state == 4417) [L1195] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=1, s={-14:0}, s={-14:0}, s->state=4432, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1195] COND TRUE s->state == 4432 [L1396] ret = __VERIFIER_nondet_int() [L1397] COND FALSE !(blastFlag == 5) VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=22, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1402] COND FALSE !(ret <= 0) [L1407] s->state = 4448 [L1408] s->init_num = 0 VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=22, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1627] EXPR s->s3 [L1627] EXPR (s->s3)->tmp.reuse_message VAL [={0:-2147483648}, (s->s3)->tmp.reuse_message=4294967321, blastFlag=4, buf={0:-1}, init=1, ret=22, s={-14:0}, s={-14:0}, s->s3={-9:0}, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1627] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1656] skip = 0 VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=22, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1153] COND TRUE 1 VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=22, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=4432, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1155] EXPR s->state [L1155] state = s->state [L1156] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=22, s={-14:0}, s={-14:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1156] COND FALSE !(s->state == 12292) [L1159] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=22, s={-14:0}, s={-14:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1159] COND FALSE !(s->state == 16384) [L1162] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=22, s={-14:0}, s={-14:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1162] COND FALSE !(s->state == 4096) [L1165] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=22, s={-14:0}, s={-14:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1165] COND FALSE !(s->state == 20480) [L1168] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=22, s={-14:0}, s={-14:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1168] COND FALSE !(s->state == 4099) [L1171] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=22, s={-14:0}, s={-14:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1171] COND FALSE !(s->state == 4368) [L1174] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=22, s={-14:0}, s={-14:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1174] COND FALSE !(s->state == 4369) [L1177] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=22, s={-14:0}, s={-14:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1177] COND FALSE !(s->state == 4384) [L1180] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=22, s={-14:0}, s={-14:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1180] COND FALSE !(s->state == 4385) [L1183] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=22, s={-14:0}, s={-14:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1183] COND FALSE !(s->state == 4400) [L1186] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=22, s={-14:0}, s={-14:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1186] COND FALSE !(s->state == 4401) [L1189] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=22, s={-14:0}, s={-14:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1189] COND FALSE !(s->state == 4416) [L1192] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=22, s={-14:0}, s={-14:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1192] COND FALSE !(s->state == 4417) [L1195] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=22, s={-14:0}, s={-14:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1195] COND FALSE !(s->state == 4432) [L1198] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=22, s={-14:0}, s={-14:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1198] COND FALSE !(s->state == 4433) [L1201] EXPR s->state VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=22, s={-14:0}, s={-14:0}, s->state=4448, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1201] COND TRUE s->state == 4448 [L1412] ret = __VERIFIER_nondet_int() [L1413] COND TRUE blastFlag == 4 VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=-20, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] [L1668] reach_error() VAL [={0:-2147483648}, blastFlag=4, buf={0:-1}, init=1, ret=-20, s={-14:0}, s={-14:0}, skip=0, SSLv3_client_data={4:0}, state=4448, tmp=7, tmp___1=6, tmp___2=0, tmp___4=10, tmp___5=11, tmp___6=-18] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 140 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 64.9s, OverallIterations: 22, TraceHistogramMax: 7, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 54.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 22 mSolverCounterUnknown, 1847 SdHoareTripleChecker+Valid, 53.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1847 mSDsluCounter, 8644 SdHoareTripleChecker+Invalid, 52.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4735 mSDsCounter, 442 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7339 IncrementalHoareTripleChecker+Invalid, 7803 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 442 mSolverCounterUnsat, 3909 mSDtfsCounter, 7339 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 703 GetRequests, 617 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=904occurred in iteration=14, InterpolantAutomatonStates: 98, 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, 21 MinimizatonAttempts, 2744 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 2513 NumberOfCodeBlocks, 2513 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 2624 ConstructedInterpolants, 0 QuantifiedInterpolants, 6317 SizeOfPredicates, 10 NumberOfNonLiveVariables, 3377 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 25 InterpolantComputations, 21 PerfectInterpolantSequences, 3077/3159 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 [2022-01-31 16:19:50,455 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...