/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf -i ../../../trunk/examples/svcomp/openssl/s3_srvr.blast.04.i.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-d966a43 [2022-01-31 16:20:11,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-31 16:20:11,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-31 16:20:11,601 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-31 16:20:11,602 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-31 16:20:11,602 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-31 16:20:11,603 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-31 16:20:11,605 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-31 16:20:11,606 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-31 16:20:11,606 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-31 16:20:11,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-31 16:20:11,608 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-31 16:20:11,608 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-31 16:20:11,609 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-31 16:20:11,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-31 16:20:11,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-31 16:20:11,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-31 16:20:11,616 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-31 16:20:11,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-31 16:20:11,630 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-31 16:20:11,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-31 16:20:11,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-31 16:20:11,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-31 16:20:11,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-31 16:20:11,641 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-31 16:20:11,641 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-31 16:20:11,641 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-31 16:20:11,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-31 16:20:11,642 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-31 16:20:11,642 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-01-31 16:20:11,643 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-31 16:20:11,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-31 16:20:11,643 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-31 16:20:11,644 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-31 16:20:11,644 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-31 16:20:11,645 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-31 16:20:11,645 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-31 16:20:11,645 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-31 16:20:11,645 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-31 16:20:11,646 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-31 16:20:11,646 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-31 16:20:11,647 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf [2022-01-31 16:20:11,680 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-31 16:20:11,680 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-31 16:20:11,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-31 16:20:11,681 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-31 16:20:11,681 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-31 16:20:11,681 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-31 16:20:11,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-31 16:20:11,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-31 16:20:11,682 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-31 16:20:11,682 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-31 16:20:11,682 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-31 16:20:11,682 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-31 16:20:11,682 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-31 16:20:11,683 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-31 16:20:11,683 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-31 16:20:11,683 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-31 16:20:11,683 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-31 16:20:11,683 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-31 16:20:11,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-31 16:20:11,683 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-31 16:20:11,684 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-31 16:20:11,684 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-01-31 16:20:11,684 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-31 16:20:11,872 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-31 16:20:11,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-31 16:20:11,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-31 16:20:11,891 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-31 16:20:11,898 INFO L275 PluginConnector]: CDTParser initialized [2022-01-31 16:20:11,899 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/openssl/s3_srvr.blast.04.i.cil.c [2022-01-31 16:20:11,942 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2caa33520/fd9af4ebc6fd47808d72e132f9e03b58/FLAGd0738e501 [2022-01-31 16:20:12,373 INFO L306 CDTParser]: Found 1 translation units. [2022-01-31 16:20:12,374 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.04.i.cil.c [2022-01-31 16:20:12,391 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2caa33520/fd9af4ebc6fd47808d72e132f9e03b58/FLAGd0738e501 [2022-01-31 16:20:12,728 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2caa33520/fd9af4ebc6fd47808d72e132f9e03b58 [2022-01-31 16:20:12,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-31 16:20:12,730 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-31 16:20:12,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-31 16:20:12,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-31 16:20:12,740 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-31 16:20:12,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 04:20:12" (1/1) ... [2022-01-31 16:20:12,741 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8c29463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:20:12, skipping insertion in model container [2022-01-31 16:20:12,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 04:20:12" (1/1) ... [2022-01-31 16:20:12,745 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-31 16:20:12,782 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-31 16:20:13,049 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.04.i.cil.c[72500,72513] [2022-01-31 16:20:13,057 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-31 16:20:13,066 INFO L203 MainTranslator]: Completed pre-run [2022-01-31 16:20:13,152 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.04.i.cil.c[72500,72513] [2022-01-31 16:20:13,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-31 16:20:13,165 INFO L208 MainTranslator]: Completed translation [2022-01-31 16:20:13,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:20:13 WrapperNode [2022-01-31 16:20:13,165 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-31 16:20:13,166 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-31 16:20:13,166 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-31 16:20:13,166 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-31 16:20:13,173 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:20:13" (1/1) ... [2022-01-31 16:20:13,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:20:13" (1/1) ... [2022-01-31 16:20:13,197 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:20:13" (1/1) ... [2022-01-31 16:20:13,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:20:13" (1/1) ... [2022-01-31 16:20:13,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:20:13" (1/1) ... [2022-01-31 16:20:13,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:20:13" (1/1) ... [2022-01-31 16:20:13,260 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:20:13" (1/1) ... [2022-01-31 16:20:13,277 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-31 16:20:13,278 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-31 16:20:13,278 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-31 16:20:13,278 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-31 16:20:13,281 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:20:13" (1/1) ... [2022-01-31 16:20:13,298 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-31 16:20:13,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 16:20:13,325 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 16:20:13,345 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 16:20:13,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-01-31 16:20:13,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-31 16:20:13,361 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-01-31 16:20:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_get_server_method [2022-01-31 16:20:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure SSLv3_server_method [2022-01-31 16:20:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-01-31 16:20:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2022-01-31 16:20:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure sslv3_base_method [2022-01-31 16:20:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-01-31 16:20:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-01-31 16:20:13,363 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-01-31 16:20:13,363 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-01-31 16:20:13,363 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-01-31 16:20:13,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-31 16:20:13,364 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-01-31 16:20:13,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2022-01-31 16:20:13,366 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-01-31 16:20:13,366 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-01-31 16:20:13,366 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2022-01-31 16:20:13,366 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2022-01-31 16:20:13,366 INFO L130 BoogieDeclarations]: Found specification of procedure SSLv3_server_method [2022-01-31 16:20:13,366 INFO L130 BoogieDeclarations]: Found specification of procedure sslv3_base_method [2022-01-31 16:20:13,367 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2022-01-31 16:20:13,367 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_get_server_method [2022-01-31 16:20:13,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-01-31 16:20:13,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-01-31 16:20:13,367 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-01-31 16:20:13,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-01-31 16:20:13,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-31 16:20:13,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-01-31 16:20:13,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-31 16:20:13,368 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2022-01-31 16:20:13,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-01-31 16:20:13,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-01-31 16:20:13,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-31 16:20:13,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-31 16:20:13,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-01-31 16:20:13,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-01-31 16:20:13,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-01-31 16:20:13,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-01-31 16:20:13,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-31 16:20:13,535 INFO L234 CfgBuilder]: Building ICFG [2022-01-31 16:20:13,537 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-31 16:20:15,801 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 16:20:16,149 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2022-01-31 16:20:16,150 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2022-01-31 16:20:16,162 INFO L275 CfgBuilder]: Performing block encoding [2022-01-31 16:20:16,169 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-31 16:20:16,169 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-01-31 16:20:16,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:20:16 BoogieIcfgContainer [2022-01-31 16:20:16,170 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-31 16:20:16,171 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-01-31 16:20:16,171 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-01-31 16:20:16,172 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-01-31 16:20:16,174 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:20:16" (1/1) ... [2022-01-31 16:20:16,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 31.01 04:20:16 BasicIcfg [2022-01-31 16:20:16,244 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-01-31 16:20:16,246 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-31 16:20:16,246 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-31 16:20:16,253 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-31 16:20:16,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.01 04:20:12" (1/4) ... [2022-01-31 16:20:16,254 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b1eef6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 04:20:16, skipping insertion in model container [2022-01-31 16:20:16,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:20:13" (2/4) ... [2022-01-31 16:20:16,255 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b1eef6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 04:20:16, skipping insertion in model container [2022-01-31 16:20:16,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:20:16" (3/4) ... [2022-01-31 16:20:16,255 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b1eef6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.01 04:20:16, skipping insertion in model container [2022-01-31 16:20:16,256 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 31.01 04:20:16" (4/4) ... [2022-01-31 16:20:16,256 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.04.i.cil.cJordan [2022-01-31 16:20:16,262 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2022-01-31 16:20:16,262 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-31 16:20:16,299 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-31 16:20:16,304 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 16:20:16,305 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-31 16:20:16,318 INFO L276 IsEmpty]: Start isEmpty. Operand has 153 states, 145 states have (on average 1.696551724137931) internal successors, (246), 146 states have internal predecessors, (246), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-01-31 16:20:16,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-01-31 16:20:16,327 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:20:16,327 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:20:16,327 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:20:16,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:20:16,331 INFO L85 PathProgramCache]: Analyzing trace with hash 1424627949, now seen corresponding path program 1 times [2022-01-31 16:20:16,336 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:20:16,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588005278] [2022-01-31 16:20:16,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:20:16,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:20:16,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:16,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:20:16,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:16,755 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 16:20:16,756 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:20:16,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588005278] [2022-01-31 16:20:16,756 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588005278] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:20:16,756 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:20:16,757 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:20:16,758 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810791726] [2022-01-31 16:20:16,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:20:16,762 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:20:16,762 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:20:16,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:20:16,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:20:16,789 INFO L87 Difference]: Start difference. First operand has 153 states, 145 states have (on average 1.696551724137931) internal successors, (246), 146 states have internal predecessors, (246), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:18,818 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 16:20:19,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:20:19,464 INFO L93 Difference]: Finished difference Result 276 states and 456 transitions. [2022-01-31 16:20:19,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:20:19,466 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 52 [2022-01-31 16:20:19,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:20:19,473 INFO L225 Difference]: With dead ends: 276 [2022-01-31 16:20:19,473 INFO L226 Difference]: Without dead ends: 250 [2022-01-31 16:20:19,473 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 16:20:19,476 INFO L933 BasicCegarLoop]: 147 mSDtfsCounter, 138 mSDsluCounter, 286 mSDsCounter, 0 mSdLazyCounter, 519 mSolverCounterSat, 65 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 519 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-01-31 16:20:19,476 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [138 Valid, 433 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 519 Invalid, 1 Unknown, 0 Unchecked, 2.6s Time] [2022-01-31 16:20:19,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2022-01-31 16:20:19,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 180. [2022-01-31 16:20:19,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 175 states have (on average 1.6057142857142856) internal successors, (281), 175 states have internal predecessors, (281), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:19,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 285 transitions. [2022-01-31 16:20:19,518 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 285 transitions. Word has length 52 [2022-01-31 16:20:19,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:20:19,518 INFO L470 AbstractCegarLoop]: Abstraction has 180 states and 285 transitions. [2022-01-31 16:20:19,518 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:19,518 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 285 transitions. [2022-01-31 16:20:19,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-01-31 16:20:19,520 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:20:19,520 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:20:19,520 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-31 16:20:19,520 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:20:19,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:20:19,521 INFO L85 PathProgramCache]: Analyzing trace with hash 1214740759, now seen corresponding path program 1 times [2022-01-31 16:20:19,521 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:20:19,521 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509738746] [2022-01-31 16:20:19,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:20:19,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:20:19,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:19,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:20:19,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:19,628 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 16:20:19,629 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:20:19,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509738746] [2022-01-31 16:20:19,630 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509738746] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:20:19,630 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:20:19,630 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:20:19,630 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679934616] [2022-01-31 16:20:19,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:20:19,631 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:20:19,631 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:20:19,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:20:19,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:20:19,632 INFO L87 Difference]: Start difference. First operand 180 states and 285 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (3), 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 16:20:21,653 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 16:20:22,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:20:22,069 INFO L93 Difference]: Finished difference Result 208 states and 325 transitions. [2022-01-31 16:20:22,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:20:22,070 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (3), 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 53 [2022-01-31 16:20:22,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:20:22,071 INFO L225 Difference]: With dead ends: 208 [2022-01-31 16:20:22,071 INFO L226 Difference]: Without dead ends: 208 [2022-01-31 16:20:22,072 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 16:20:22,072 INFO L933 BasicCegarLoop]: 176 mSDtfsCounter, 22 mSDsluCounter, 275 mSDsCounter, 0 mSdLazyCounter, 352 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 451 SdHoareTripleChecker+Invalid, 363 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 352 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-31 16:20:22,073 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [22 Valid, 451 Invalid, 363 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 352 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-01-31 16:20:22,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2022-01-31 16:20:22,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 191. [2022-01-31 16:20:22,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 186 states have (on average 1.6129032258064515) internal successors, (300), 186 states have internal predecessors, (300), 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 16:20:22,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 304 transitions. [2022-01-31 16:20:22,081 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 304 transitions. Word has length 53 [2022-01-31 16:20:22,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:20:22,081 INFO L470 AbstractCegarLoop]: Abstraction has 191 states and 304 transitions. [2022-01-31 16:20:22,081 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (3), 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 16:20:22,081 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 304 transitions. [2022-01-31 16:20:22,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-01-31 16:20:22,083 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:20:22,083 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:20:22,083 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-31 16:20:22,083 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:20:22,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:20:22,084 INFO L85 PathProgramCache]: Analyzing trace with hash -674348851, now seen corresponding path program 1 times [2022-01-31 16:20:22,084 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:20:22,084 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585032315] [2022-01-31 16:20:22,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:20:22,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:20:22,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:22,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:20:22,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:22,224 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 16:20:22,224 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:20:22,224 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585032315] [2022-01-31 16:20:22,224 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585032315] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:20:22,224 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:20:22,224 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:20:22,224 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761983328] [2022-01-31 16:20:22,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:20:22,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:20:22,225 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:20:22,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:20:22,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:20:22,225 INFO L87 Difference]: Start difference. First operand 191 states and 304 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:24,235 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 16:20:24,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:20:24,565 INFO L93 Difference]: Finished difference Result 208 states and 324 transitions. [2022-01-31 16:20:24,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:20:24,565 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 66 [2022-01-31 16:20:24,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:20:24,566 INFO L225 Difference]: With dead ends: 208 [2022-01-31 16:20:24,566 INFO L226 Difference]: Without dead ends: 208 [2022-01-31 16:20:24,566 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 16:20:24,567 INFO L933 BasicCegarLoop]: 177 mSDtfsCounter, 24 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 350 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 350 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-01-31 16:20:24,567 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [24 Valid, 453 Invalid, 361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 350 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-01-31 16:20:24,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2022-01-31 16:20:24,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 191. [2022-01-31 16:20:24,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 186 states have (on average 1.60752688172043) internal successors, (299), 186 states have internal predecessors, (299), 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 16:20:24,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 303 transitions. [2022-01-31 16:20:24,574 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 303 transitions. Word has length 66 [2022-01-31 16:20:24,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:20:24,574 INFO L470 AbstractCegarLoop]: Abstraction has 191 states and 303 transitions. [2022-01-31 16:20:24,574 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:24,574 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 303 transitions. [2022-01-31 16:20:24,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-01-31 16:20:24,576 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:20:24,576 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:20:24,576 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-31 16:20:24,576 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:20:24,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:20:24,576 INFO L85 PathProgramCache]: Analyzing trace with hash 618911837, now seen corresponding path program 1 times [2022-01-31 16:20:24,576 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:20:24,577 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513559039] [2022-01-31 16:20:24,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:20:24,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:20:24,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:24,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:20:24,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:24,684 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 16:20:24,684 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:20:24,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513559039] [2022-01-31 16:20:24,688 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513559039] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:20:24,688 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:20:24,688 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:20:24,688 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167662819] [2022-01-31 16:20:24,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:20:24,688 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:20:24,688 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:20:24,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:20:24,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:20:24,689 INFO L87 Difference]: Start difference. First operand 191 states and 303 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:26,697 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 16:20:27,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:20:27,166 INFO L93 Difference]: Finished difference Result 303 states and 473 transitions. [2022-01-31 16:20:27,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:20:27,167 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 67 [2022-01-31 16:20:27,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:20:27,168 INFO L225 Difference]: With dead ends: 303 [2022-01-31 16:20:27,168 INFO L226 Difference]: Without dead ends: 303 [2022-01-31 16:20:27,169 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 16:20:27,169 INFO L933 BasicCegarLoop]: 109 mSDtfsCounter, 140 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 63 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-01-31 16:20:27,170 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [140 Valid, 316 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 462 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-01-31 16:20:27,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2022-01-31 16:20:27,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 202. [2022-01-31 16:20:27,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 197 states have (on average 1.5888324873096447) internal successors, (313), 197 states have internal predecessors, (313), 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 16:20:27,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 317 transitions. [2022-01-31 16:20:27,175 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 317 transitions. Word has length 67 [2022-01-31 16:20:27,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:20:27,176 INFO L470 AbstractCegarLoop]: Abstraction has 202 states and 317 transitions. [2022-01-31 16:20:27,176 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:27,176 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 317 transitions. [2022-01-31 16:20:27,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-01-31 16:20:27,177 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:20:27,177 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:20:27,177 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-31 16:20:27,177 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:20:27,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:20:27,178 INFO L85 PathProgramCache]: Analyzing trace with hash 1511562301, now seen corresponding path program 1 times [2022-01-31 16:20:27,178 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:20:27,178 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250182121] [2022-01-31 16:20:27,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:20:27,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:20:27,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:27,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:20:27,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:27,262 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 16:20:27,262 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:20:27,262 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250182121] [2022-01-31 16:20:27,262 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250182121] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:20:27,262 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:20:27,262 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:20:27,263 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901891150] [2022-01-31 16:20:27,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:20:27,263 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:20:27,263 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:20:27,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:20:27,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:20:27,284 INFO L87 Difference]: Start difference. First operand 202 states and 317 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:29,297 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 16:20:29,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:20:29,608 INFO L93 Difference]: Finished difference Result 218 states and 336 transitions. [2022-01-31 16:20:29,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:20:29,609 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 67 [2022-01-31 16:20:29,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:20:29,609 INFO L225 Difference]: With dead ends: 218 [2022-01-31 16:20:29,610 INFO L226 Difference]: Without dead ends: 218 [2022-01-31 16:20:29,610 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 16:20:29,610 INFO L933 BasicCegarLoop]: 178 mSDtfsCounter, 26 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 348 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 455 SdHoareTripleChecker+Invalid, 358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 348 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-01-31 16:20:29,611 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 455 Invalid, 358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 348 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-01-31 16:20:29,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2022-01-31 16:20:29,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 202. [2022-01-31 16:20:29,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 197 states have (on average 1.583756345177665) internal successors, (312), 197 states have internal predecessors, (312), 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 16:20:29,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 316 transitions. [2022-01-31 16:20:29,615 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 316 transitions. Word has length 67 [2022-01-31 16:20:29,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:20:29,616 INFO L470 AbstractCegarLoop]: Abstraction has 202 states and 316 transitions. [2022-01-31 16:20:29,616 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:29,616 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 316 transitions. [2022-01-31 16:20:29,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-01-31 16:20:29,616 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:20:29,617 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:20:29,617 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-31 16:20:29,617 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:20:29,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:20:29,617 INFO L85 PathProgramCache]: Analyzing trace with hash 960701661, now seen corresponding path program 1 times [2022-01-31 16:20:29,617 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:20:29,617 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017282061] [2022-01-31 16:20:29,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:20:29,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:20:29,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:29,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:20:29,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:29,707 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 16:20:29,707 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:20:29,707 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017282061] [2022-01-31 16:20:29,707 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017282061] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:20:29,708 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:20:29,708 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:20:29,708 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308612610] [2022-01-31 16:20:29,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:20:29,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:20:29,708 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:20:29,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:20:29,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:20:29,709 INFO L87 Difference]: Start difference. First operand 202 states and 316 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:31,717 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 16:20:32,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:20:32,034 INFO L93 Difference]: Finished difference Result 217 states and 334 transitions. [2022-01-31 16:20:32,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:20:32,034 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 67 [2022-01-31 16:20:32,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:20:32,035 INFO L225 Difference]: With dead ends: 217 [2022-01-31 16:20:32,035 INFO L226 Difference]: Without dead ends: 217 [2022-01-31 16:20:32,036 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 16:20:32,036 INFO L933 BasicCegarLoop]: 179 mSDtfsCounter, 19 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 346 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 457 SdHoareTripleChecker+Invalid, 356 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 346 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-01-31 16:20:32,036 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 457 Invalid, 356 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 346 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-01-31 16:20:32,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2022-01-31 16:20:32,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 202. [2022-01-31 16:20:32,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 197 states have (on average 1.5786802030456852) internal successors, (311), 197 states have internal predecessors, (311), 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 16:20:32,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 315 transitions. [2022-01-31 16:20:32,041 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 315 transitions. Word has length 67 [2022-01-31 16:20:32,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:20:32,041 INFO L470 AbstractCegarLoop]: Abstraction has 202 states and 315 transitions. [2022-01-31 16:20:32,041 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:32,041 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 315 transitions. [2022-01-31 16:20:32,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-01-31 16:20:32,042 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:20:32,042 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:20:32,042 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-31 16:20:32,042 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:20:32,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:20:32,043 INFO L85 PathProgramCache]: Analyzing trace with hash -1706608643, now seen corresponding path program 1 times [2022-01-31 16:20:32,043 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:20:32,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947393716] [2022-01-31 16:20:32,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:20:32,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:20:32,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:32,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:20:32,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:32,172 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 16:20:32,172 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:20:32,172 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947393716] [2022-01-31 16:20:32,173 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947393716] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:20:32,173 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:20:32,173 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:20:32,173 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104637189] [2022-01-31 16:20:32,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:20:32,173 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:20:32,173 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:20:32,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:20:32,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:20:32,174 INFO L87 Difference]: Start difference. First operand 202 states and 315 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:34,182 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 16:20:34,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:20:34,624 INFO L93 Difference]: Finished difference Result 303 states and 468 transitions. [2022-01-31 16:20:34,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:20:34,624 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 67 [2022-01-31 16:20:34,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:20:34,626 INFO L225 Difference]: With dead ends: 303 [2022-01-31 16:20:34,626 INFO L226 Difference]: Without dead ends: 303 [2022-01-31 16:20:34,626 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 16:20:34,626 INFO L933 BasicCegarLoop]: 109 mSDtfsCounter, 133 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 63 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-31 16:20:34,627 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [133 Valid, 316 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 462 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-01-31 16:20:34,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2022-01-31 16:20:34,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 208. [2022-01-31 16:20:34,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 203 states have (on average 1.5763546798029557) internal successors, (320), 203 states have internal predecessors, (320), 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 16:20:34,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 324 transitions. [2022-01-31 16:20:34,631 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 324 transitions. Word has length 67 [2022-01-31 16:20:34,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:20:34,631 INFO L470 AbstractCegarLoop]: Abstraction has 208 states and 324 transitions. [2022-01-31 16:20:34,631 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:34,632 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 324 transitions. [2022-01-31 16:20:34,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-01-31 16:20:34,632 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:20:34,632 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:20:34,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-31 16:20:34,632 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:20:34,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:20:34,633 INFO L85 PathProgramCache]: Analyzing trace with hash -973479859, now seen corresponding path program 1 times [2022-01-31 16:20:34,633 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:20:34,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081469819] [2022-01-31 16:20:34,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:20:34,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:20:34,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:34,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:20:34,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:34,733 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 16:20:34,733 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:20:34,733 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081469819] [2022-01-31 16:20:34,733 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081469819] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:20:34,733 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:20:34,733 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:20:34,733 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380224061] [2022-01-31 16:20:34,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:20:34,734 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:20:34,734 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:20:34,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:20:34,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:20:34,734 INFO L87 Difference]: Start difference. First operand 208 states and 324 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:36,741 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 16:20:37,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:20:37,188 INFO L93 Difference]: Finished difference Result 303 states and 465 transitions. [2022-01-31 16:20:37,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:20:37,188 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 68 [2022-01-31 16:20:37,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:20:37,189 INFO L225 Difference]: With dead ends: 303 [2022-01-31 16:20:37,189 INFO L226 Difference]: Without dead ends: 303 [2022-01-31 16:20:37,190 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 16:20:37,190 INFO L933 BasicCegarLoop]: 109 mSDtfsCounter, 136 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 63 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-31 16:20:37,191 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [136 Valid, 316 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 462 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-01-31 16:20:37,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2022-01-31 16:20:37,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 208. [2022-01-31 16:20:37,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 203 states have (on average 1.561576354679803) internal successors, (317), 203 states have internal predecessors, (317), 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 16:20:37,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 321 transitions. [2022-01-31 16:20:37,197 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 321 transitions. Word has length 68 [2022-01-31 16:20:37,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:20:37,198 INFO L470 AbstractCegarLoop]: Abstraction has 208 states and 321 transitions. [2022-01-31 16:20:37,198 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:37,198 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 321 transitions. [2022-01-31 16:20:37,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-01-31 16:20:37,198 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:20:37,199 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:20:37,199 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-31 16:20:37,199 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:20:37,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:20:37,199 INFO L85 PathProgramCache]: Analyzing trace with hash -1662536007, now seen corresponding path program 1 times [2022-01-31 16:20:37,199 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:20:37,199 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186952840] [2022-01-31 16:20:37,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:20:37,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:20:37,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:37,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:20:37,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:37,275 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 16:20:37,275 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:20:37,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186952840] [2022-01-31 16:20:37,276 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186952840] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:20:37,276 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:20:37,276 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:20:37,276 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575159734] [2022-01-31 16:20:37,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:20:37,276 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:20:37,276 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:20:37,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:20:37,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:20:37,277 INFO L87 Difference]: Start difference. First operand 208 states and 321 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:39,296 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 16:20:39,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:20:39,611 INFO L93 Difference]: Finished difference Result 221 states and 337 transitions. [2022-01-31 16:20:39,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:20:39,611 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 69 [2022-01-31 16:20:39,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:20:39,612 INFO L225 Difference]: With dead ends: 221 [2022-01-31 16:20:39,612 INFO L226 Difference]: Without dead ends: 221 [2022-01-31 16:20:39,612 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 16:20:39,613 INFO L933 BasicCegarLoop]: 181 mSDtfsCounter, 20 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 342 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 342 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-01-31 16:20:39,613 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 461 Invalid, 351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 342 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-01-31 16:20:39,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2022-01-31 16:20:39,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 208. [2022-01-31 16:20:39,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 203 states have (on average 1.5566502463054188) internal successors, (316), 203 states have internal predecessors, (316), 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 16:20:39,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 320 transitions. [2022-01-31 16:20:39,617 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 320 transitions. Word has length 69 [2022-01-31 16:20:39,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:20:39,617 INFO L470 AbstractCegarLoop]: Abstraction has 208 states and 320 transitions. [2022-01-31 16:20:39,617 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:39,617 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 320 transitions. [2022-01-31 16:20:39,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-01-31 16:20:39,617 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:20:39,618 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:20:39,618 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-01-31 16:20:39,618 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:20:39,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:20:39,618 INFO L85 PathProgramCache]: Analyzing trace with hash 2024906794, now seen corresponding path program 1 times [2022-01-31 16:20:39,618 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:20:39,618 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2076919636] [2022-01-31 16:20:39,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:20:39,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:20:39,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:39,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:20:39,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:39,697 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 16:20:39,698 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:20:39,698 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2076919636] [2022-01-31 16:20:39,698 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2076919636] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:20:39,698 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:20:39,698 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:20:39,698 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616932396] [2022-01-31 16:20:39,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:20:39,698 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:20:39,698 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:20:39,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:20:39,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:20:39,699 INFO L87 Difference]: Start difference. First operand 208 states and 320 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:41,712 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 16:20:42,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:20:42,024 INFO L93 Difference]: Finished difference Result 211 states and 323 transitions. [2022-01-31 16:20:42,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:20:42,025 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 70 [2022-01-31 16:20:42,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:20:42,026 INFO L225 Difference]: With dead ends: 211 [2022-01-31 16:20:42,026 INFO L226 Difference]: Without dead ends: 211 [2022-01-31 16:20:42,026 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 16:20:42,026 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 11 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 328 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 328 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-01-31 16:20:42,027 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 475 Invalid, 333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 328 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-01-31 16:20:42,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2022-01-31 16:20:42,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 208. [2022-01-31 16:20:42,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 203 states have (on average 1.5517241379310345) internal successors, (315), 203 states have internal predecessors, (315), 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 16:20:42,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 319 transitions. [2022-01-31 16:20:42,030 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 319 transitions. Word has length 70 [2022-01-31 16:20:42,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:20:42,030 INFO L470 AbstractCegarLoop]: Abstraction has 208 states and 319 transitions. [2022-01-31 16:20:42,030 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:42,030 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 319 transitions. [2022-01-31 16:20:42,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-01-31 16:20:42,031 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:20:42,031 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:20:42,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-01-31 16:20:42,031 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:20:42,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:20:42,032 INFO L85 PathProgramCache]: Analyzing trace with hash 629002011, now seen corresponding path program 1 times [2022-01-31 16:20:42,032 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:20:42,032 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621919506] [2022-01-31 16:20:42,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:20:42,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:20:42,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:42,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:20:42,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:42,162 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 16:20:42,163 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:20:42,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621919506] [2022-01-31 16:20:42,163 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621919506] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:20:42,163 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:20:42,163 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:20:42,163 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512153071] [2022-01-31 16:20:42,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:20:42,163 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:20:42,163 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:20:42,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:20:42,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:20:42,164 INFO L87 Difference]: Start difference. First operand 208 states and 319 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:44,174 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 16:20:44,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:20:44,541 INFO L93 Difference]: Finished difference Result 250 states and 380 transitions. [2022-01-31 16:20:44,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:20:44,541 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 70 [2022-01-31 16:20:44,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:20:44,542 INFO L225 Difference]: With dead ends: 250 [2022-01-31 16:20:44,542 INFO L226 Difference]: Without dead ends: 250 [2022-01-31 16:20:44,542 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 16:20:44,543 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 31 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 382 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 382 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-31 16:20:44,543 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [31 Valid, 475 Invalid, 393 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 382 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-01-31 16:20:44,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2022-01-31 16:20:44,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 230. [2022-01-31 16:20:44,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 225 states have (on average 1.5555555555555556) internal successors, (350), 225 states have internal predecessors, (350), 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 16:20:44,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 354 transitions. [2022-01-31 16:20:44,547 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 354 transitions. Word has length 70 [2022-01-31 16:20:44,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:20:44,547 INFO L470 AbstractCegarLoop]: Abstraction has 230 states and 354 transitions. [2022-01-31 16:20:44,547 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:44,547 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 354 transitions. [2022-01-31 16:20:44,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-01-31 16:20:44,548 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:20:44,548 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:20:44,548 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-01-31 16:20:44,548 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:20:44,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:20:44,549 INFO L85 PathProgramCache]: Analyzing trace with hash 2007683401, now seen corresponding path program 1 times [2022-01-31 16:20:44,549 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:20:44,549 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733524234] [2022-01-31 16:20:44,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:20:44,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:20:44,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:44,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:20:44,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:44,628 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 16:20:44,628 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:20:44,628 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733524234] [2022-01-31 16:20:44,628 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733524234] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:20:44,628 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:20:44,628 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:20:44,628 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387133631] [2022-01-31 16:20:44,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:20:44,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:20:44,629 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:20:44,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:20:44,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:20:44,629 INFO L87 Difference]: Start difference. First operand 230 states and 354 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 16:20:46,641 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 16:20:47,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:20:47,119 INFO L93 Difference]: Finished difference Result 366 states and 570 transitions. [2022-01-31 16:20:47,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:20:47,119 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 83 [2022-01-31 16:20:47,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:20:47,121 INFO L225 Difference]: With dead ends: 366 [2022-01-31 16:20:47,121 INFO L226 Difference]: Without dead ends: 366 [2022-01-31 16:20:47,121 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 16:20:47,121 INFO L933 BasicCegarLoop]: 219 mSDtfsCounter, 133 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 569 mSolverCounterSat, 45 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 569 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-01-31 16:20:47,121 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [133 Valid, 536 Invalid, 615 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 569 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-01-31 16:20:47,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2022-01-31 16:20:47,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 246. [2022-01-31 16:20:47,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 241 states have (on average 1.5435684647302905) internal successors, (372), 241 states have internal predecessors, (372), 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 16:20:47,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 376 transitions. [2022-01-31 16:20:47,126 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 376 transitions. Word has length 83 [2022-01-31 16:20:47,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:20:47,126 INFO L470 AbstractCegarLoop]: Abstraction has 246 states and 376 transitions. [2022-01-31 16:20:47,126 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 16:20:47,126 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 376 transitions. [2022-01-31 16:20:47,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-01-31 16:20:47,127 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:20:47,127 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:20:47,128 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-01-31 16:20:47,128 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:20:47,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:20:47,129 INFO L85 PathProgramCache]: Analyzing trace with hash -1244783807, now seen corresponding path program 1 times [2022-01-31 16:20:47,129 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:20:47,129 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943114520] [2022-01-31 16:20:47,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:20:47,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:20:47,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:47,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:20:47,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:47,223 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-01-31 16:20:47,223 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:20:47,223 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943114520] [2022-01-31 16:20:47,223 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943114520] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:20:47,223 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:20:47,224 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:20:47,224 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588440144] [2022-01-31 16:20:47,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:20:47,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:20:47,224 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:20:47,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:20:47,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:20:47,225 INFO L87 Difference]: Start difference. First operand 246 states and 376 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 4 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 16:20:49,239 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 16:20:49,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:20:49,604 INFO L93 Difference]: Finished difference Result 258 states and 390 transitions. [2022-01-31 16:20:49,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:20:49,604 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 4 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 84 [2022-01-31 16:20:49,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:20:49,605 INFO L225 Difference]: With dead ends: 258 [2022-01-31 16:20:49,605 INFO L226 Difference]: Without dead ends: 258 [2022-01-31 16:20:49,605 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 16:20:49,606 INFO L933 BasicCegarLoop]: 218 mSDtfsCounter, 20 mSDsluCounter, 322 mSDsCounter, 0 mSdLazyCounter, 380 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 540 SdHoareTripleChecker+Invalid, 390 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 380 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-31 16:20:49,606 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 540 Invalid, 390 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 380 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-01-31 16:20:49,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2022-01-31 16:20:49,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 246. [2022-01-31 16:20:49,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 241 states have (on average 1.5394190871369295) internal successors, (371), 241 states have internal predecessors, (371), 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 16:20:49,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 375 transitions. [2022-01-31 16:20:49,610 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 375 transitions. Word has length 84 [2022-01-31 16:20:49,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:20:49,610 INFO L470 AbstractCegarLoop]: Abstraction has 246 states and 375 transitions. [2022-01-31 16:20:49,610 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 4 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 16:20:49,610 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 375 transitions. [2022-01-31 16:20:49,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-01-31 16:20:49,611 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:20:49,611 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:20:49,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-01-31 16:20:49,611 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:20:49,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:20:49,611 INFO L85 PathProgramCache]: Analyzing trace with hash -1795644447, now seen corresponding path program 1 times [2022-01-31 16:20:49,611 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:20:49,611 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85465158] [2022-01-31 16:20:49,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:20:49,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:20:49,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:49,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:20:49,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:49,691 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 16:20:49,691 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:20:49,691 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85465158] [2022-01-31 16:20:49,691 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85465158] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:20:49,691 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:20:49,691 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:20:49,691 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870779940] [2022-01-31 16:20:49,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:20:49,691 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:20:49,692 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:20:49,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:20:49,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:20:49,692 INFO L87 Difference]: Start difference. First operand 246 states and 375 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:51,700 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 16:20:52,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:20:52,224 INFO L93 Difference]: Finished difference Result 340 states and 515 transitions. [2022-01-31 16:20:52,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:20:52,224 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 84 [2022-01-31 16:20:52,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:20:52,226 INFO L225 Difference]: With dead ends: 340 [2022-01-31 16:20:52,226 INFO L226 Difference]: Without dead ends: 340 [2022-01-31 16:20:52,226 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 16:20:52,226 INFO L933 BasicCegarLoop]: 110 mSDtfsCounter, 131 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 460 mSolverCounterSat, 62 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 318 SdHoareTripleChecker+Invalid, 523 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 460 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-01-31 16:20:52,226 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [131 Valid, 318 Invalid, 523 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 460 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-01-31 16:20:52,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2022-01-31 16:20:52,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 247. [2022-01-31 16:20:52,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 242 states have (on average 1.5289256198347108) internal successors, (370), 242 states have internal predecessors, (370), 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 16:20:52,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 374 transitions. [2022-01-31 16:20:52,231 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 374 transitions. Word has length 84 [2022-01-31 16:20:52,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:20:52,231 INFO L470 AbstractCegarLoop]: Abstraction has 247 states and 374 transitions. [2022-01-31 16:20:52,231 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:52,231 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 374 transitions. [2022-01-31 16:20:52,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-01-31 16:20:52,232 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:20:52,232 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:20:52,232 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-01-31 16:20:52,232 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:20:52,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:20:52,233 INFO L85 PathProgramCache]: Analyzing trace with hash 1001549454, now seen corresponding path program 1 times [2022-01-31 16:20:52,233 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:20:52,233 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286800099] [2022-01-31 16:20:52,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:20:52,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:20:52,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:52,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:20:52,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:52,309 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 16:20:52,309 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:20:52,310 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286800099] [2022-01-31 16:20:52,310 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286800099] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:20:52,310 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:20:52,310 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:20:52,310 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823971971] [2022-01-31 16:20:52,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:20:52,310 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:20:52,310 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:20:52,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:20:52,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:20:52,311 INFO L87 Difference]: Start difference. First operand 247 states and 374 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:54,318 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 16:20:54,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:20:54,658 INFO L93 Difference]: Finished difference Result 264 states and 396 transitions. [2022-01-31 16:20:54,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:20:54,658 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 85 [2022-01-31 16:20:54,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:20:54,659 INFO L225 Difference]: With dead ends: 264 [2022-01-31 16:20:54,659 INFO L226 Difference]: Without dead ends: 264 [2022-01-31 16:20:54,659 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 16:20:54,660 INFO L933 BasicCegarLoop]: 189 mSDtfsCounter, 38 mSDsluCounter, 292 mSDsCounter, 0 mSdLazyCounter, 375 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 481 SdHoareTripleChecker+Invalid, 385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 375 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-01-31 16:20:54,660 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [38 Valid, 481 Invalid, 385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 375 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-01-31 16:20:54,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2022-01-31 16:20:54,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 247. [2022-01-31 16:20:54,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 242 states have (on average 1.524793388429752) internal successors, (369), 242 states have internal predecessors, (369), 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 16:20:54,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 373 transitions. [2022-01-31 16:20:54,664 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 373 transitions. Word has length 85 [2022-01-31 16:20:54,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:20:54,664 INFO L470 AbstractCegarLoop]: Abstraction has 247 states and 373 transitions. [2022-01-31 16:20:54,664 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:54,664 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 373 transitions. [2022-01-31 16:20:54,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-01-31 16:20:54,665 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:20:54,665 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:20:54,665 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-01-31 16:20:54,665 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:20:54,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:20:54,668 INFO L85 PathProgramCache]: Analyzing trace with hash 2108961938, now seen corresponding path program 1 times [2022-01-31 16:20:54,668 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:20:54,668 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807021739] [2022-01-31 16:20:54,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:20:54,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:20:54,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:54,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:20:54,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:54,780 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 16:20:54,781 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:20:54,781 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807021739] [2022-01-31 16:20:54,782 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807021739] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:20:54,782 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:20:54,782 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:20:54,782 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965093748] [2022-01-31 16:20:54,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:20:54,782 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:20:54,782 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:20:54,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:20:54,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:20:54,783 INFO L87 Difference]: Start difference. First operand 247 states and 373 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:56,795 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 16:20:57,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:20:57,126 INFO L93 Difference]: Finished difference Result 264 states and 395 transitions. [2022-01-31 16:20:57,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:20:57,127 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 87 [2022-01-31 16:20:57,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:20:57,128 INFO L225 Difference]: With dead ends: 264 [2022-01-31 16:20:57,128 INFO L226 Difference]: Without dead ends: 264 [2022-01-31 16:20:57,128 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 16:20:57,128 INFO L933 BasicCegarLoop]: 189 mSDtfsCounter, 35 mSDsluCounter, 292 mSDsCounter, 0 mSdLazyCounter, 375 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 481 SdHoareTripleChecker+Invalid, 385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 375 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-01-31 16:20:57,129 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 481 Invalid, 385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 375 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-01-31 16:20:57,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2022-01-31 16:20:57,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 247. [2022-01-31 16:20:57,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 242 states have (on average 1.5206611570247934) internal successors, (368), 242 states have internal predecessors, (368), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:57,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 372 transitions. [2022-01-31 16:20:57,132 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 372 transitions. Word has length 87 [2022-01-31 16:20:57,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:20:57,133 INFO L470 AbstractCegarLoop]: Abstraction has 247 states and 372 transitions. [2022-01-31 16:20:57,133 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:57,133 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 372 transitions. [2022-01-31 16:20:57,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-01-31 16:20:57,133 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:20:57,133 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:20:57,134 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-01-31 16:20:57,134 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:20:57,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:20:57,134 INFO L85 PathProgramCache]: Analyzing trace with hash 1280697289, now seen corresponding path program 1 times [2022-01-31 16:20:57,134 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:20:57,134 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241017013] [2022-01-31 16:20:57,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:20:57,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:20:57,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:57,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:20:57,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:20:57,222 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 16:20:57,222 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:20:57,222 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241017013] [2022-01-31 16:20:57,223 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241017013] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:20:57,223 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:20:57,223 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:20:57,223 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851854941] [2022-01-31 16:20:57,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:20:57,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:20:57,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:20:57,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:20:57,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:20:57,224 INFO L87 Difference]: Start difference. First operand 247 states and 372 transitions. Second operand has 5 states, 5 states have (on average 16.8) internal successors, (84), 4 states have internal predecessors, (84), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:20:58,564 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-01-31 16:21:00,584 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-01-31 16:21:02,611 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-01-31 16:21:04,640 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-01-31 16:21:04,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:21:04,990 INFO L93 Difference]: Finished difference Result 254 states and 381 transitions. [2022-01-31 16:21:04,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:21:04,990 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 4 states have internal predecessors, (84), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 88 [2022-01-31 16:21:04,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:21:04,991 INFO L225 Difference]: With dead ends: 254 [2022-01-31 16:21:04,991 INFO L226 Difference]: Without dead ends: 254 [2022-01-31 16:21:04,991 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 16:21:04,992 INFO L933 BasicCegarLoop]: 196 mSDtfsCounter, 26 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 362 mSolverCounterSat, 5 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 495 SdHoareTripleChecker+Invalid, 370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 362 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2022-01-31 16:21:04,992 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 495 Invalid, 370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 362 Invalid, 3 Unknown, 0 Unchecked, 7.7s Time] [2022-01-31 16:21:04,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2022-01-31 16:21:04,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 247. [2022-01-31 16:21:04,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 242 states have (on average 1.5165289256198347) internal successors, (367), 242 states have internal predecessors, (367), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:21:04,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 371 transitions. [2022-01-31 16:21:04,995 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 371 transitions. Word has length 88 [2022-01-31 16:21:04,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:21:04,996 INFO L470 AbstractCegarLoop]: Abstraction has 247 states and 371 transitions. [2022-01-31 16:21:04,996 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 4 states have internal predecessors, (84), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:21:04,996 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 371 transitions. [2022-01-31 16:21:04,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-01-31 16:21:04,996 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:21:04,996 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:21:04,997 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-01-31 16:21:04,997 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:21:04,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:21:04,997 INFO L85 PathProgramCache]: Analyzing trace with hash 1630403386, now seen corresponding path program 1 times [2022-01-31 16:21:04,997 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:21:04,997 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043350222] [2022-01-31 16:21:04,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:21:04,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:21:05,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:21:05,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:21:05,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:21:05,084 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-01-31 16:21:05,084 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:21:05,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043350222] [2022-01-31 16:21:05,084 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043350222] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:21:05,084 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:21:05,084 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:21:05,084 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537021782] [2022-01-31 16:21:05,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:21:05,084 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:21:05,084 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:21:05,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:21:05,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:21:05,085 INFO L87 Difference]: Start difference. First operand 247 states and 371 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:21:07,107 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 16:21:07,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:21:07,535 INFO L93 Difference]: Finished difference Result 338 states and 508 transitions. [2022-01-31 16:21:07,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:21:07,536 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 92 [2022-01-31 16:21:07,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:21:07,537 INFO L225 Difference]: With dead ends: 338 [2022-01-31 16:21:07,537 INFO L226 Difference]: Without dead ends: 338 [2022-01-31 16:21:07,537 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 16:21:07,537 INFO L933 BasicCegarLoop]: 167 mSDtfsCounter, 71 mSDsluCounter, 272 mSDsCounter, 0 mSdLazyCounter, 497 mSolverCounterSat, 14 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 439 SdHoareTripleChecker+Invalid, 512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 497 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-31 16:21:07,538 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [71 Valid, 439 Invalid, 512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 497 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-01-31 16:21:07,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2022-01-31 16:21:07,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 290. [2022-01-31 16:21:07,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 290 states, 285 states have (on average 1.543859649122807) internal successors, (440), 285 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 16:21:07,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 444 transitions. [2022-01-31 16:21:07,542 INFO L78 Accepts]: Start accepts. Automaton has 290 states and 444 transitions. Word has length 92 [2022-01-31 16:21:07,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:21:07,542 INFO L470 AbstractCegarLoop]: Abstraction has 290 states and 444 transitions. [2022-01-31 16:21:07,542 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:21:07,542 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 444 transitions. [2022-01-31 16:21:07,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-01-31 16:21:07,543 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:21:07,543 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:21:07,543 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-01-31 16:21:07,543 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:21:07,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:21:07,543 INFO L85 PathProgramCache]: Analyzing trace with hash 605709465, now seen corresponding path program 1 times [2022-01-31 16:21:07,543 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:21:07,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1352906054] [2022-01-31 16:21:07,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:21:07,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:21:07,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:21:07,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:21:07,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:21:07,687 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-01-31 16:21:07,687 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:21:07,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1352906054] [2022-01-31 16:21:07,687 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1352906054] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:21:07,687 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:21:07,687 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:21:07,687 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15287318] [2022-01-31 16:21:07,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:21:07,688 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:21:07,688 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:21:07,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:21:07,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:21:07,688 INFO L87 Difference]: Start difference. First operand 290 states and 444 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:21:09,699 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 16:21:10,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:21:10,094 INFO L93 Difference]: Finished difference Result 383 states and 584 transitions. [2022-01-31 16:21:10,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:21:10,094 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 92 [2022-01-31 16:21:10,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:21:10,096 INFO L225 Difference]: With dead ends: 383 [2022-01-31 16:21:10,096 INFO L226 Difference]: Without dead ends: 381 [2022-01-31 16:21:10,096 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 16:21:10,096 INFO L933 BasicCegarLoop]: 115 mSDtfsCounter, 105 mSDsluCounter, 213 mSDsCounter, 0 mSdLazyCounter, 465 mSolverCounterSat, 59 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 328 SdHoareTripleChecker+Invalid, 525 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 465 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-31 16:21:10,097 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [105 Valid, 328 Invalid, 525 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 465 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-01-31 16:21:10,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2022-01-31 16:21:10,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 314. [2022-01-31 16:21:10,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 314 states, 309 states have (on average 1.5760517799352751) internal successors, (487), 309 states have internal predecessors, (487), 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 16:21:10,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 491 transitions. [2022-01-31 16:21:10,101 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 491 transitions. Word has length 92 [2022-01-31 16:21:10,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:21:10,101 INFO L470 AbstractCegarLoop]: Abstraction has 314 states and 491 transitions. [2022-01-31 16:21:10,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:21:10,101 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 491 transitions. [2022-01-31 16:21:10,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-01-31 16:21:10,102 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:21:10,102 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:21:10,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-01-31 16:21:10,103 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:21:10,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:21:10,103 INFO L85 PathProgramCache]: Analyzing trace with hash -908174334, now seen corresponding path program 1 times [2022-01-31 16:21:10,103 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:21:10,103 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658880515] [2022-01-31 16:21:10,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:21:10,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:21:10,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:21:10,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:21:10,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:21:10,190 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-01-31 16:21:10,190 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:21:10,191 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658880515] [2022-01-31 16:21:10,191 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [658880515] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:21:10,191 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:21:10,191 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-31 16:21:10,191 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788219121] [2022-01-31 16:21:10,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:21:10,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-31 16:21:10,191 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:21:10,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-31 16:21:10,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:21:10,192 INFO L87 Difference]: Start difference. First operand 314 states and 491 transitions. Second operand has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:21:12,199 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 16:21:12,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:21:12,654 INFO L93 Difference]: Finished difference Result 420 states and 647 transitions. [2022-01-31 16:21:12,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 16:21:12,654 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 120 [2022-01-31 16:21:12,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:21:12,656 INFO L225 Difference]: With dead ends: 420 [2022-01-31 16:21:12,656 INFO L226 Difference]: Without dead ends: 420 [2022-01-31 16:21:12,656 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 16:21:12,656 INFO L933 BasicCegarLoop]: 116 mSDtfsCounter, 113 mSDsluCounter, 214 mSDsCounter, 0 mSdLazyCounter, 452 mSolverCounterSat, 48 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 501 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 452 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-31 16:21:12,656 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [113 Valid, 330 Invalid, 501 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 452 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-01-31 16:21:12,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states. [2022-01-31 16:21:12,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 346. [2022-01-31 16:21:12,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 346 states, 341 states have (on average 1.5777126099706744) internal successors, (538), 341 states have internal predecessors, (538), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:21:12,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 346 states and 542 transitions. [2022-01-31 16:21:12,661 INFO L78 Accepts]: Start accepts. Automaton has 346 states and 542 transitions. Word has length 120 [2022-01-31 16:21:12,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:21:12,661 INFO L470 AbstractCegarLoop]: Abstraction has 346 states and 542 transitions. [2022-01-31 16:21:12,661 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:21:12,661 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 542 transitions. [2022-01-31 16:21:12,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-01-31 16:21:12,662 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:21:12,662 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:21:12,662 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-01-31 16:21:12,662 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:21:12,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:21:12,663 INFO L85 PathProgramCache]: Analyzing trace with hash 1100699172, now seen corresponding path program 1 times [2022-01-31 16:21:12,663 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:21:12,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826672565] [2022-01-31 16:21:12,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:21:12,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:21:12,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:21:12,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:21:12,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:21:12,976 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2022-01-31 16:21:12,976 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:21:12,976 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826672565] [2022-01-31 16:21:12,976 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826672565] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:21:12,976 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:21:12,976 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-31 16:21:12,976 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416894641] [2022-01-31 16:21:12,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:21:12,977 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-31 16:21:12,977 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:21:12,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-31 16:21:12,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-01-31 16:21:12,978 INFO L87 Difference]: Start difference. First operand 346 states and 542 transitions. Second operand has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:21:14,988 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 16:21:15,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:21:15,414 INFO L93 Difference]: Finished difference Result 354 states and 552 transitions. [2022-01-31 16:21:15,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-01-31 16:21:15,414 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 132 [2022-01-31 16:21:15,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:21:15,415 INFO L225 Difference]: With dead ends: 354 [2022-01-31 16:21:15,415 INFO L226 Difference]: Without dead ends: 346 [2022-01-31 16:21:15,415 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-01-31 16:21:15,416 INFO L933 BasicCegarLoop]: 199 mSDtfsCounter, 7 mSDsluCounter, 593 mSDsCounter, 0 mSdLazyCounter, 428 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 792 SdHoareTripleChecker+Invalid, 433 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 428 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-31 16:21:15,416 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 792 Invalid, 433 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 428 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-01-31 16:21:15,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2022-01-31 16:21:15,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 346. [2022-01-31 16:21:15,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 346 states, 341 states have (on average 1.5747800586510263) internal successors, (537), 341 states have internal predecessors, (537), 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 16:21:15,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 346 states and 541 transitions. [2022-01-31 16:21:15,422 INFO L78 Accepts]: Start accepts. Automaton has 346 states and 541 transitions. Word has length 132 [2022-01-31 16:21:15,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:21:15,422 INFO L470 AbstractCegarLoop]: Abstraction has 346 states and 541 transitions. [2022-01-31 16:21:15,422 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:21:15,423 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 541 transitions. [2022-01-31 16:21:15,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-01-31 16:21:15,424 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:21:15,424 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:21:15,424 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-01-31 16:21:15,424 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:21:15,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:21:15,424 INFO L85 PathProgramCache]: Analyzing trace with hash 885870019, now seen corresponding path program 1 times [2022-01-31 16:21:15,424 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:21:15,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843172289] [2022-01-31 16:21:15,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:21:15,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:21:15,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-31 16:21:15,705 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-31 16:21:15,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-31 16:21:15,887 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-01-31 16:21:15,888 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-31 16:21:15,888 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-01-31 16:21:15,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-01-31 16:21:15,891 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:21:15,894 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-01-31 16:21:15,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.01 04:21:15 BasicIcfg [2022-01-31 16:21:15,999 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-31 16:21:16,002 INFO L158 Benchmark]: Toolchain (without parser) took 63269.27ms. Allocated memory was 198.2MB in the beginning and 267.4MB in the end (delta: 69.2MB). Free memory was 145.1MB in the beginning and 167.0MB in the end (delta: -21.9MB). Peak memory consumption was 145.5MB. Max. memory is 8.0GB. [2022-01-31 16:21:16,002 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 198.2MB. Free memory is still 164.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-31 16:21:16,002 INFO L158 Benchmark]: CACSL2BoogieTranslator took 428.09ms. Allocated memory is still 198.2MB. Free memory was 144.8MB in the beginning and 149.6MB in the end (delta: -4.7MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-01-31 16:21:16,002 INFO L158 Benchmark]: Boogie Preprocessor took 111.28ms. Allocated memory is still 198.2MB. Free memory was 149.6MB in the beginning and 141.7MB in the end (delta: 7.9MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2022-01-31 16:21:16,002 INFO L158 Benchmark]: RCFGBuilder took 2892.55ms. Allocated memory is still 198.2MB. Free memory was 141.7MB in the beginning and 62.6MB in the end (delta: 79.2MB). Peak memory consumption was 79.7MB. Max. memory is 8.0GB. [2022-01-31 16:21:16,003 INFO L158 Benchmark]: IcfgTransformer took 73.59ms. Allocated memory was 198.2MB in the beginning and 267.4MB in the end (delta: 69.2MB). Free memory was 62.6MB in the beginning and 232.6MB in the end (delta: -170.0MB). Peak memory consumption was 26.1MB. Max. memory is 8.0GB. [2022-01-31 16:21:16,004 INFO L158 Benchmark]: TraceAbstraction took 59753.05ms. Allocated memory is still 267.4MB. Free memory was 232.0MB in the beginning and 167.0MB in the end (delta: 65.0MB). Peak memory consumption was 162.5MB. Max. memory is 8.0GB. [2022-01-31 16:21:16,011 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 198.2MB. Free memory is still 164.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 428.09ms. Allocated memory is still 198.2MB. Free memory was 144.8MB in the beginning and 149.6MB in the end (delta: -4.7MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Preprocessor took 111.28ms. Allocated memory is still 198.2MB. Free memory was 149.6MB in the beginning and 141.7MB in the end (delta: 7.9MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * RCFGBuilder took 2892.55ms. Allocated memory is still 198.2MB. Free memory was 141.7MB in the beginning and 62.6MB in the end (delta: 79.2MB). Peak memory consumption was 79.7MB. Max. memory is 8.0GB. * IcfgTransformer took 73.59ms. Allocated memory was 198.2MB in the beginning and 267.4MB in the end (delta: 69.2MB). Free memory was 62.6MB in the beginning and 232.6MB in the end (delta: -170.0MB). Peak memory consumption was 26.1MB. Max. memory is 8.0GB. * TraceAbstraction took 59753.05ms. Allocated memory is still 267.4MB. Free memory was 232.0MB in the beginning and 167.0MB in the end (delta: 65.0MB). Peak memory consumption was 162.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1733]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 1152. Possible FailurePath: [L1054] static int init = 1; [L1055] static SSL_METHOD SSLv3_server_data ; VAL [\old(init)=4294967298, \old(SSLv3_server_data)=null, \old(SSLv3_server_data)=null, init=1, SSLv3_server_data={4:0}] [L1077] SSL *s ; [L1078] int tmp ; [L1082] s = malloc(sizeof(SSL)) [L1083] s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1084] s->ctx = malloc(sizeof(SSL_CTX)) [L1085] s->session = malloc(sizeof(SSL_SESSION)) [L1086] s->state = 8464 [L1088] s->info_callback = (void (*) ()) __VERIFIER_nondet_ulong() [L1089] s->options = __VERIFIER_nondet_ulong() [L1090] s->verify_mode = __VERIFIER_nondet_int() [L1091] EXPR s->session [L1091] (s->session)->peer = (struct x509_st*) __VERIFIER_nondet_ulong() [L1092] EXPR s->s3 [L1092] (s->s3)->tmp.cert_request = __VERIFIER_nondet_int() [L1093] EXPR s->s3 [L1093] (s->s3)->tmp.new_cipher = malloc(sizeof(struct ssl_cipher_st)) [L1094] EXPR s->s3 [L1094] EXPR (s->s3)->tmp.new_cipher [L1094] ((s->s3)->tmp.new_cipher)->algorithms = __VERIFIER_nondet_ulong() [L1095] EXPR s->s3 [L1095] EXPR (s->s3)->tmp.new_cipher [L1095] ((s->s3)->tmp.new_cipher)->algo_strength = __VERIFIER_nondet_ulong() [L1096] COND FALSE !(__VERIFIER_nondet_int()) [L1102] s->cert = malloc(sizeof(struct cert_st)) [L1103] EXPR s->cert [L1103] (s->cert)->pkeys[0].privatekey = (struct evp_pkey_st*) __VERIFIER_nondet_ulong() [L1106] CALL ssl3_accept(s) VAL [init=1, s={-7:0}, SSLv3_server_data={4:0}] [L1112] BUF_MEM *buf ; [L1113] unsigned long l ; [L1114] unsigned long Time ; [L1115] unsigned long tmp ; [L1116] void (*cb)() ; [L1117] long num1 ; [L1118] int ret ; [L1119] int new_state ; [L1120] int state ; [L1121] int skip ; [L1122] int got_new_session ; [L1123] int tmp___1 = __VERIFIER_nondet_int() ; [L1124] int tmp___2 = __VERIFIER_nondet_int() ; [L1125] int tmp___3 = __VERIFIER_nondet_int() ; [L1126] int tmp___4 = __VERIFIER_nondet_int() ; [L1127] int tmp___5 = __VERIFIER_nondet_int() ; [L1128] int tmp___6 = __VERIFIER_nondet_int() ; [L1129] int tmp___7 ; [L1130] long tmp___8 = __VERIFIER_nondet_long() ; [L1131] int tmp___9 = __VERIFIER_nondet_int() ; [L1132] int tmp___10 = __VERIFIER_nondet_int() ; [L1133] int blastFlag ; [L1137] blastFlag = 0 [L1138] s->hit=__VERIFIER_nondet_int () [L1139] s->state = 8464 [L1140] tmp = __VERIFIER_nondet_int() [L1141] Time = tmp [L1142] cb = (void (*)())((void *)0) [L1143] ret = -1 [L1144] skip = 0 [L1145] got_new_session = 0 [L1146] EXPR s->info_callback VAL [={0:0}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->info_callback={0:-12}, skip=0, SSLv3_server_data={4:0}, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1146] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1147] EXPR s->info_callback [L1147] cb = s->info_callback [L1151] EXPR s->in_handshake [L1151] s->in_handshake += 1 [L1152] COND FALSE !(tmp___1 & 12288) VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1161] EXPR s->cert VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->cert={-4294967295:0}, skip=0, SSLv3_server_data={4:0}, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1161] COND FALSE !((unsigned long )s->cert == (unsigned long )((void *)0)) [L1167] COND TRUE 1 VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-12}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1194] COND TRUE s->state == 8464 [L1354] s->shutdown = 0 [L1355] ret = __VERIFIER_nondet_int() [L1356] COND TRUE blastFlag == 0 [L1357] blastFlag = 1 VAL [={0:-12}, blastFlag=1, got_new_session=0, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1361] COND FALSE !(ret <= 0) [L1366] got_new_session = 1 [L1367] s->state = 8496 [L1368] s->init_num = 0 VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [={0:-12}, (s->s3)->tmp.reuse_message=4294967295, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->s3={-4294967294:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1167] COND TRUE 1 VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:-12}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1203] COND TRUE s->state == 8496 [L1372] ret = __VERIFIER_nondet_int() [L1373] COND TRUE blastFlag == 1 [L1374] blastFlag = 2 VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1378] COND FALSE !(ret <= 0) [L1383] s->hit VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->hit=8, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1383] COND TRUE s->hit [L1384] s->state = 8656 VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1388] s->init_num = 0 VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [={0:-12}, (s->s3)->tmp.reuse_message=4294967295, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->s3={-4294967294:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1167] COND TRUE 1 VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1215] COND FALSE !(s->state == 8528) [L1218] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1218] COND FALSE !(s->state == 8529) [L1221] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1221] COND FALSE !(s->state == 8544) [L1224] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1224] COND FALSE !(s->state == 8545) [L1227] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1227] COND FALSE !(s->state == 8560) [L1230] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1230] COND FALSE !(s->state == 8561) [L1233] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1233] COND FALSE !(s->state == 8448) [L1236] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1236] COND FALSE !(s->state == 8576) [L1239] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1239] COND FALSE !(s->state == 8577) [L1242] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1242] COND FALSE !(s->state == 8592) [L1245] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1245] COND FALSE !(s->state == 8593) [L1248] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1248] COND FALSE !(s->state == 8608) [L1251] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1251] COND FALSE !(s->state == 8609) [L1254] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1254] COND FALSE !(s->state == 8640) [L1257] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1257] COND FALSE !(s->state == 8641) [L1260] EXPR s->state VAL [={0:-12}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-7:0}, s={-7:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1260] COND TRUE s->state == 8656 [L1581] EXPR s->session [L1581] EXPR s->s3 [L1581] EXPR (s->s3)->tmp.new_cipher [L1581] (s->session)->cipher = (s->s3)->tmp.new_cipher [L1582] COND FALSE !(! tmp___9) [L1588] ret = __VERIFIER_nondet_int() [L1589] COND TRUE blastFlag == 2 [L1590] blastFlag = 4 VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1598] COND FALSE !(ret <= 0) [L1603] s->state = 8672 [L1604] s->init_num = 0 VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1605] COND FALSE !(! tmp___10) VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [={0:-12}, (s->s3)->tmp.reuse_message=4294967295, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->s3={-4294967294:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1167] COND TRUE 1 VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1215] COND FALSE !(s->state == 8528) [L1218] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1218] COND FALSE !(s->state == 8529) [L1221] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1221] COND FALSE !(s->state == 8544) [L1224] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1224] COND FALSE !(s->state == 8545) [L1227] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1227] COND FALSE !(s->state == 8560) [L1230] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1230] COND FALSE !(s->state == 8561) [L1233] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1233] COND FALSE !(s->state == 8448) [L1236] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1236] COND FALSE !(s->state == 8576) [L1239] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1239] COND FALSE !(s->state == 8577) [L1242] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1242] COND FALSE !(s->state == 8592) [L1245] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1245] COND FALSE !(s->state == 8593) [L1248] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1248] COND FALSE !(s->state == 8608) [L1251] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1251] COND FALSE !(s->state == 8609) [L1254] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1254] COND FALSE !(s->state == 8640) [L1257] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1257] COND FALSE !(s->state == 8641) [L1260] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1260] COND FALSE !(s->state == 8656) [L1263] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1263] COND FALSE !(s->state == 8657) [L1266] EXPR s->state VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=17, s={-7:0}, s={-7:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1266] COND TRUE s->state == 8672 [L1614] ret = __VERIFIER_nondet_int() [L1615] COND TRUE blastFlag == 4 VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=0, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1733] reach_error() VAL [={0:-12}, blastFlag=4, got_new_session=1, init=1, ret=0, s={-7:0}, s={-7:0}, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 153 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 59.6s, OverallIterations: 22, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 56.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 23 mSolverCounterUnknown, 1379 SdHoareTripleChecker+Valid, 55.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1379 mSDsluCounter, 9348 SdHoareTripleChecker+Invalid, 53.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5892 mSDsCounter, 578 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8716 IncrementalHoareTripleChecker+Invalid, 9317 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 578 mSolverCounterUnsat, 3456 mSDtfsCounter, 8716 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 165 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=346occurred in iteration=20, InterpolantAutomatonStates: 108, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 21 MinimizatonAttempts, 917 StatesRemovedByMinimization, 20 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1795 NumberOfCodeBlocks, 1795 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 1642 ConstructedInterpolants, 0 QuantifiedInterpolants, 4952 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 21 PerfectInterpolantSequences, 500/500 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 16:21:16,043 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...