/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.03.i.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-34549b5 [2022-04-06 08:41:00,677 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-06 08:41:00,679 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-06 08:41:00,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-06 08:41:00,729 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-06 08:41:00,730 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-06 08:41:00,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-06 08:41:00,739 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-06 08:41:00,740 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-06 08:41:00,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-06 08:41:00,745 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-06 08:41:00,746 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-06 08:41:00,747 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-06 08:41:00,748 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-06 08:41:00,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-06 08:41:00,752 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-06 08:41:00,753 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-06 08:41:00,754 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-06 08:41:00,755 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-06 08:41:00,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-06 08:41:00,762 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-06 08:41:00,763 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-06 08:41:00,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-06 08:41:00,765 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-06 08:41:00,766 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-06 08:41:00,771 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-04-06 08:41:00,774 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-04-06 08:41:00,776 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-04-06 08:41:00,776 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-04-06 08:41:00,777 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-04-06 08:41:00,778 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-04-06 08:41:00,778 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-04-06 08:41:00,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-04-06 08:41:00,779 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-04-06 08:41:00,779 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-06 08:41:00,779 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-06 08:41:00,781 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-06 08:41:00,781 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf [2022-04-06 08:41:00,792 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-06 08:41:00,793 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-06 08:41:00,794 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-06 08:41:00,794 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-06 08:41:00,794 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-06 08:41:00,794 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-06 08:41:00,794 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-06 08:41:00,794 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-06 08:41:00,795 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-06 08:41:00,795 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-06 08:41:00,795 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-06 08:41:00,796 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-06 08:41:00,796 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-06 08:41:00,796 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-06 08:41:00,796 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-06 08:41:00,796 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-06 08:41:00,796 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-06 08:41:00,796 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-06 08:41:00,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-06 08:41:00,797 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-06 08:41:00,797 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-06 08:41:00,797 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-04-06 08:41:00,797 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-06 08:41:01,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-06 08:41:01,032 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-06 08:41:01,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-06 08:41:01,035 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-06 08:41:01,039 INFO L275 PluginConnector]: CDTParser initialized [2022-04-06 08:41:01,040 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/openssl/s3_srvr.blast.03.i.cil.c [2022-04-06 08:41:01,088 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f17ffeee2/3661077a01a949dfaeb15723d653b7b6/FLAG1ec86c9bb [2022-04-06 08:41:01,576 INFO L306 CDTParser]: Found 1 translation units. [2022-04-06 08:41:01,577 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.03.i.cil.c [2022-04-06 08:41:01,612 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f17ffeee2/3661077a01a949dfaeb15723d653b7b6/FLAG1ec86c9bb [2022-04-06 08:41:01,851 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f17ffeee2/3661077a01a949dfaeb15723d653b7b6 [2022-04-06 08:41:01,853 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-06 08:41:01,854 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-04-06 08:41:01,856 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-06 08:41:01,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-06 08:41:01,859 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-06 08:41:01,859 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 08:41:01" (1/1) ... [2022-04-06 08:41:01,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35c1025b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:41:01, skipping insertion in model container [2022-04-06 08:41:01,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 08:41:01" (1/1) ... [2022-04-06 08:41:01,881 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-06 08:41:01,919 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-06 08:41:02,257 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.03.i.cil.c[72493,72506] [2022-04-06 08:41:02,265 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-06 08:41:02,275 INFO L203 MainTranslator]: Completed pre-run [2022-04-06 08:41:02,386 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.03.i.cil.c[72493,72506] [2022-04-06 08:41:02,389 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-06 08:41:02,407 INFO L208 MainTranslator]: Completed translation [2022-04-06 08:41:02,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:41:02 WrapperNode [2022-04-06 08:41:02,408 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-06 08:41:02,409 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-06 08:41:02,409 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-06 08:41:02,410 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-06 08:41:02,419 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:41:02" (1/1) ... [2022-04-06 08:41:02,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:41:02" (1/1) ... [2022-04-06 08:41:02,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:41:02" (1/1) ... [2022-04-06 08:41:02,450 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:41:02" (1/1) ... [2022-04-06 08:41:02,504 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:41:02" (1/1) ... [2022-04-06 08:41:02,524 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:41:02" (1/1) ... [2022-04-06 08:41:02,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:41:02" (1/1) ... [2022-04-06 08:41:02,534 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-06 08:41:02,534 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-06 08:41:02,535 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-06 08:41:02,535 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-06 08:41:02,540 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:41:02" (1/1) ... [2022-04-06 08:41:02,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-06 08:41:02,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-06 08:41:02,564 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) [2022-04-06 08:41:02,592 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 [2022-04-06 08:41:02,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-06 08:41:02,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-06 08:41:02,616 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-06 08:41:02,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_get_server_method [2022-04-06 08:41:02,617 INFO L138 BoogieDeclarations]: Found implementation of procedure SSLv3_server_method [2022-04-06 08:41:02,617 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-06 08:41:02,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2022-04-06 08:41:02,617 INFO L138 BoogieDeclarations]: Found implementation of procedure sslv3_base_method [2022-04-06 08:41:02,617 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-04-06 08:41:02,617 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-04-06 08:41:02,617 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-06 08:41:02,618 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-06 08:41:02,618 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-06 08:41:02,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-06 08:41:02,619 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-04-06 08:41:02,620 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2022-04-06 08:41:02,620 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-04-06 08:41:02,620 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-04-06 08:41:02,621 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2022-04-06 08:41:02,621 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2022-04-06 08:41:02,621 INFO L130 BoogieDeclarations]: Found specification of procedure SSLv3_server_method [2022-04-06 08:41:02,621 INFO L130 BoogieDeclarations]: Found specification of procedure sslv3_base_method [2022-04-06 08:41:02,621 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2022-04-06 08:41:02,621 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_get_server_method [2022-04-06 08:41:02,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-04-06 08:41:02,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-04-06 08:41:02,621 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-06 08:41:02,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-04-06 08:41:02,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-06 08:41:02,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-04-06 08:41:02,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-06 08:41:02,622 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2022-04-06 08:41:02,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-04-06 08:41:02,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-06 08:41:02,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-06 08:41:02,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-06 08:41:02,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-04-06 08:41:02,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-04-06 08:41:02,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-04-06 08:41:02,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-04-06 08:41:02,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-06 08:41:02,789 INFO L234 CfgBuilder]: Building ICFG [2022-04-06 08:41:02,790 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-06 08:41:05,222 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-06 08:41:05,646 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2022-04-06 08:41:05,646 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2022-04-06 08:41:05,670 INFO L275 CfgBuilder]: Performing block encoding [2022-04-06 08:41:05,677 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-06 08:41:05,677 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-04-06 08:41:05,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 08:41:05 BoogieIcfgContainer [2022-04-06 08:41:05,679 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-06 08:41:05,679 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-04-06 08:41:05,680 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-04-06 08:41:05,685 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-04-06 08:41:05,688 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 08:41:05" (1/1) ... [2022-04-06 08:41:05,689 INFO L168 ansformationObserver]: Applying ICFG transformation LOOP_ACCELERATION_JORDAN [2022-04-06 08:41:05,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 06.04 08:41:05 BasicIcfg [2022-04-06 08:41:05,768 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-04-06 08:41:05,769 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-06 08:41:05,769 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-06 08:41:05,774 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-06 08:41:05,774 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.04 08:41:01" (1/4) ... [2022-04-06 08:41:05,774 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b0b0ed1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 08:41:05, skipping insertion in model container [2022-04-06 08:41:05,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:41:02" (2/4) ... [2022-04-06 08:41:05,775 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b0b0ed1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 08:41:05, skipping insertion in model container [2022-04-06 08:41:05,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 08:41:05" (3/4) ... [2022-04-06 08:41:05,778 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b0b0ed1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.04 08:41:05, skipping insertion in model container [2022-04-06 08:41:05,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 06.04 08:41:05" (4/4) ... [2022-04-06 08:41:05,779 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.03.i.cil.cJordan [2022-04-06 08:41:05,787 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2022-04-06 08:41:05,787 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-06 08:41:05,831 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-06 08:41:05,839 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=ForwardPredicates, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-04-06 08:41:05,839 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-06 08:41:05,871 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) [2022-04-06 08:41:05,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-04-06 08:41:05,883 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 08:41:05,884 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 08:41:05,885 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 08:41:05,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 08:41:05,890 INFO L85 PathProgramCache]: Analyzing trace with hash 215150606, now seen corresponding path program 1 times [2022-04-06 08:41:05,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 08:41:05,897 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657810302] [2022-04-06 08:41:05,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 08:41:05,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 08:41:06,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:06,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 08:41:06,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:06,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 08:41:06,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 08:41:06,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657810302] [2022-04-06 08:41:06,424 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [657810302] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 08:41:06,424 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 08:41:06,425 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 08:41:06,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933916244] [2022-04-06 08:41:06,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 08:41:06,430 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 08:41:06,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 08:41:06,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 08:41:06,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 08:41:06,455 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) [2022-04-06 08:41:08,485 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 [] [2022-04-06 08:41:09,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 08:41:09,261 INFO L93 Difference]: Finished difference Result 277 states and 458 transitions. [2022-04-06 08:41:09,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 08:41:09,263 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 [2022-04-06 08:41:09,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 08:41:09,271 INFO L225 Difference]: With dead ends: 277 [2022-04-06 08:41:09,272 INFO L226 Difference]: Without dead ends: 251 [2022-04-06 08:41:09,273 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 08:41:09,275 INFO L913 BasicCegarLoop]: 147 mSDtfsCounter, 140 mSDsluCounter, 286 mSDsCounter, 0 mSdLazyCounter, 519 mSolverCounterSat, 65 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 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, 2.7s IncrementalHoareTripleChecker+Time [2022-04-06 08:41:09,276 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [140 Valid, 433 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 519 Invalid, 1 Unknown, 0 Unchecked, 2.7s Time] [2022-04-06 08:41:09,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2022-04-06 08:41:09,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 180. [2022-04-06 08:41:09,321 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) [2022-04-06 08:41:09,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 285 transitions. [2022-04-06 08:41:09,323 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 285 transitions. Word has length 52 [2022-04-06 08:41:09,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 08:41:09,323 INFO L478 AbstractCegarLoop]: Abstraction has 180 states and 285 transitions. [2022-04-06 08:41:09,324 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 08:41:09,324 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 285 transitions. [2022-04-06 08:41:09,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-04-06 08:41:09,326 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 08:41:09,326 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 08:41:09,326 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-06 08:41:09,326 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 08:41:09,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 08:41:09,327 INFO L85 PathProgramCache]: Analyzing trace with hash -1919316583, now seen corresponding path program 1 times [2022-04-06 08:41:09,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 08:41:09,327 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974614599] [2022-04-06 08:41:09,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 08:41:09,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 08:41:09,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:09,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 08:41:09,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:09,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 08:41:09,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 08:41:09,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974614599] [2022-04-06 08:41:09,510 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974614599] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 08:41:09,510 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 08:41:09,511 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 08:41:09,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584854327] [2022-04-06 08:41:09,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 08:41:09,520 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 08:41:09,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 08:41:09,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 08:41:09,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 08:41:09,521 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) [2022-04-06 08:41:11,540 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 [] [2022-04-06 08:41:11,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 08:41:11,979 INFO L93 Difference]: Finished difference Result 208 states and 325 transitions. [2022-04-06 08:41:11,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 08:41:11,979 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 [2022-04-06 08:41:11,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 08:41:11,981 INFO L225 Difference]: With dead ends: 208 [2022-04-06 08:41:11,981 INFO L226 Difference]: Without dead ends: 208 [2022-04-06 08:41:11,981 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 08:41:11,982 INFO L913 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 [2022-04-06 08:41:11,983 INFO L914 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] [2022-04-06 08:41:11,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2022-04-06 08:41:11,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 191. [2022-04-06 08:41:11,992 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) [2022-04-06 08:41:11,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 304 transitions. [2022-04-06 08:41:11,993 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 304 transitions. Word has length 53 [2022-04-06 08:41:11,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 08:41:11,993 INFO L478 AbstractCegarLoop]: Abstraction has 191 states and 304 transitions. [2022-04-06 08:41:11,993 INFO L479 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) [2022-04-06 08:41:11,994 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 304 transitions. [2022-04-06 08:41:11,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-04-06 08:41:11,995 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 08:41:11,995 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 08:41:11,996 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-04-06 08:41:11,996 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 08:41:11,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 08:41:11,996 INFO L85 PathProgramCache]: Analyzing trace with hash -1552626514, now seen corresponding path program 1 times [2022-04-06 08:41:11,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 08:41:11,997 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750854323] [2022-04-06 08:41:11,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 08:41:11,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 08:41:12,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:12,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 08:41:12,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:12,134 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 08:41:12,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 08:41:12,135 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750854323] [2022-04-06 08:41:12,135 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [750854323] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 08:41:12,135 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 08:41:12,135 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 08:41:12,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057444062] [2022-04-06 08:41:12,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 08:41:12,136 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 08:41:12,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 08:41:12,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 08:41:12,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 08:41:12,137 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) [2022-04-06 08:41:13,625 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 08:41:15,644 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 08:41:17,663 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 08:41:19,682 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 [] [2022-04-06 08:41:20,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 08:41:20,075 INFO L93 Difference]: Finished difference Result 208 states and 324 transitions. [2022-04-06 08:41:20,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 08:41:20,076 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 [2022-04-06 08:41:20,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 08:41:20,077 INFO L225 Difference]: With dead ends: 208 [2022-04-06 08:41:20,077 INFO L226 Difference]: Without dead ends: 208 [2022-04-06 08:41:20,077 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 08:41:20,078 INFO L913 BasicCegarLoop]: 177 mSDtfsCounter, 24 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 351 mSolverCounterSat, 10 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 364 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 351 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2022-04-06 08:41:20,079 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [24 Valid, 453 Invalid, 364 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 351 Invalid, 3 Unknown, 0 Unchecked, 7.9s Time] [2022-04-06 08:41:20,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2022-04-06 08:41:20,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 191. [2022-04-06 08:41:20,086 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) [2022-04-06 08:41:20,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 303 transitions. [2022-04-06 08:41:20,087 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 303 transitions. Word has length 66 [2022-04-06 08:41:20,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 08:41:20,088 INFO L478 AbstractCegarLoop]: Abstraction has 191 states and 303 transitions. [2022-04-06 08:41:20,088 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 08:41:20,088 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 303 transitions. [2022-04-06 08:41:20,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-04-06 08:41:20,090 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 08:41:20,090 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 08:41:20,090 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-04-06 08:41:20,090 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 08:41:20,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 08:41:20,091 INFO L85 PathProgramCache]: Analyzing trace with hash -867442689, now seen corresponding path program 1 times [2022-04-06 08:41:20,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 08:41:20,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255184379] [2022-04-06 08:41:20,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 08:41:20,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 08:41:20,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:20,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 08:41:20,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:20,215 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 08:41:20,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 08:41:20,215 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255184379] [2022-04-06 08:41:20,215 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255184379] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 08:41:20,215 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 08:41:20,216 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 08:41:20,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985832693] [2022-04-06 08:41:20,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 08:41:20,216 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 08:41:20,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 08:41:20,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 08:41:20,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 08:41:20,217 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) [2022-04-06 08:41:22,231 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 [] [2022-04-06 08:41:22,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 08:41:22,740 INFO L93 Difference]: Finished difference Result 304 states and 475 transitions. [2022-04-06 08:41:22,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 08:41:22,741 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 [2022-04-06 08:41:22,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 08:41:22,742 INFO L225 Difference]: With dead ends: 304 [2022-04-06 08:41:22,742 INFO L226 Difference]: Without dead ends: 304 [2022-04-06 08:41:22,742 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 08:41:22,743 INFO L913 BasicCegarLoop]: 109 mSDtfsCounter, 142 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 63 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 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 [2022-04-06 08:41:22,744 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [142 Valid, 316 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 462 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-04-06 08:41:22,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2022-04-06 08:41:22,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 202. [2022-04-06 08:41:22,751 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) [2022-04-06 08:41:22,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 317 transitions. [2022-04-06 08:41:22,752 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 317 transitions. Word has length 67 [2022-04-06 08:41:22,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 08:41:22,753 INFO L478 AbstractCegarLoop]: Abstraction has 202 states and 317 transitions. [2022-04-06 08:41:22,753 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 08:41:22,753 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 317 transitions. [2022-04-06 08:41:22,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-04-06 08:41:22,754 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 08:41:22,755 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 08:41:22,755 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-04-06 08:41:22,755 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 08:41:22,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 08:41:22,755 INFO L85 PathProgramCache]: Analyzing trace with hash 25207775, now seen corresponding path program 1 times [2022-04-06 08:41:22,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 08:41:22,756 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451743105] [2022-04-06 08:41:22,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 08:41:22,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 08:41:22,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:22,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 08:41:22,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:22,880 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 08:41:22,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 08:41:22,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451743105] [2022-04-06 08:41:22,880 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1451743105] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 08:41:22,880 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 08:41:22,880 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 08:41:22,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510457234] [2022-04-06 08:41:22,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 08:41:22,882 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 08:41:22,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 08:41:22,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 08:41:22,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 08:41:22,882 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) [2022-04-06 08:41:24,894 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 [] [2022-04-06 08:41:25,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 08:41:25,318 INFO L93 Difference]: Finished difference Result 218 states and 336 transitions. [2022-04-06 08:41:25,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 08:41:25,322 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 [2022-04-06 08:41:25,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 08:41:25,323 INFO L225 Difference]: With dead ends: 218 [2022-04-06 08:41:25,323 INFO L226 Difference]: Without dead ends: 218 [2022-04-06 08:41:25,323 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 08:41:25,324 INFO L913 BasicCegarLoop]: 178 mSDtfsCounter, 26 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 348 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 455 SdHoareTripleChecker+Invalid, 358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 348 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-06 08:41:25,324 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 455 Invalid, 358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 348 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 08:41:25,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2022-04-06 08:41:25,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 202. [2022-04-06 08:41:25,329 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) [2022-04-06 08:41:25,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 316 transitions. [2022-04-06 08:41:25,331 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 316 transitions. Word has length 67 [2022-04-06 08:41:25,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 08:41:25,331 INFO L478 AbstractCegarLoop]: Abstraction has 202 states and 316 transitions. [2022-04-06 08:41:25,331 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 08:41:25,331 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 316 transitions. [2022-04-06 08:41:25,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-04-06 08:41:25,332 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 08:41:25,333 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 08:41:25,333 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-04-06 08:41:25,333 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 08:41:25,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 08:41:25,333 INFO L85 PathProgramCache]: Analyzing trace with hash 1102004127, now seen corresponding path program 1 times [2022-04-06 08:41:25,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 08:41:25,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829192295] [2022-04-06 08:41:25,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 08:41:25,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 08:41:25,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:25,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 08:41:25,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:25,509 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 08:41:25,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 08:41:25,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829192295] [2022-04-06 08:41:25,509 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829192295] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 08:41:25,509 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 08:41:25,510 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 08:41:25,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932449396] [2022-04-06 08:41:25,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 08:41:25,510 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 08:41:25,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 08:41:25,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 08:41:25,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 08:41:25,511 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) [2022-04-06 08:41:27,524 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 [] [2022-04-06 08:41:27,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 08:41:27,899 INFO L93 Difference]: Finished difference Result 216 states and 333 transitions. [2022-04-06 08:41:27,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 08:41:27,900 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 [2022-04-06 08:41:27,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 08:41:27,901 INFO L225 Difference]: With dead ends: 216 [2022-04-06 08:41:27,901 INFO L226 Difference]: Without dead ends: 216 [2022-04-06 08:41:27,902 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 08:41:27,902 INFO L913 BasicCegarLoop]: 180 mSDtfsCounter, 20 mSDsluCounter, 279 mSDsCounter, 0 mSdLazyCounter, 344 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 459 SdHoareTripleChecker+Invalid, 353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 344 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-06 08:41:27,903 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 459 Invalid, 353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 344 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 08:41:27,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2022-04-06 08:41:27,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 202. [2022-04-06 08:41:27,908 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) [2022-04-06 08:41:27,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 315 transitions. [2022-04-06 08:41:27,909 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 315 transitions. Word has length 67 [2022-04-06 08:41:27,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 08:41:27,909 INFO L478 AbstractCegarLoop]: Abstraction has 202 states and 315 transitions. [2022-04-06 08:41:27,909 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 08:41:27,910 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 315 transitions. [2022-04-06 08:41:27,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-04-06 08:41:27,911 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 08:41:27,911 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 08:41:27,911 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-04-06 08:41:27,911 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 08:41:27,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 08:41:27,912 INFO L85 PathProgramCache]: Analyzing trace with hash -525652865, now seen corresponding path program 1 times [2022-04-06 08:41:27,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 08:41:27,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863111731] [2022-04-06 08:41:27,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 08:41:27,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 08:41:27,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:28,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 08:41:28,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:28,032 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 08:41:28,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 08:41:28,033 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863111731] [2022-04-06 08:41:28,033 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863111731] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 08:41:28,033 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 08:41:28,033 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 08:41:28,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788493876] [2022-04-06 08:41:28,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 08:41:28,034 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 08:41:28,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 08:41:28,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 08:41:28,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 08:41:28,035 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) [2022-04-06 08:41:30,046 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 [] [2022-04-06 08:41:30,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 08:41:30,412 INFO L93 Difference]: Finished difference Result 215 states and 331 transitions. [2022-04-06 08:41:30,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 08:41:30,413 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 [2022-04-06 08:41:30,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 08:41:30,414 INFO L225 Difference]: With dead ends: 215 [2022-04-06 08:41:30,414 INFO L226 Difference]: Without dead ends: 215 [2022-04-06 08:41:30,414 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 08:41:30,415 INFO L913 BasicCegarLoop]: 181 mSDtfsCounter, 18 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 342 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 342 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-06 08:41:30,415 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [18 Valid, 461 Invalid, 351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 342 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 08:41:30,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2022-04-06 08:41:30,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 202. [2022-04-06 08:41:30,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 197 states have (on average 1.5736040609137056) internal successors, (310), 197 states have internal predecessors, (310), 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) [2022-04-06 08:41:30,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 314 transitions. [2022-04-06 08:41:30,421 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 314 transitions. Word has length 67 [2022-04-06 08:41:30,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 08:41:30,421 INFO L478 AbstractCegarLoop]: Abstraction has 202 states and 314 transitions. [2022-04-06 08:41:30,422 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 08:41:30,422 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 314 transitions. [2022-04-06 08:41:30,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-04-06 08:41:30,422 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 08:41:30,423 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 08:41:30,423 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-04-06 08:41:30,423 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 08:41:30,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 08:41:30,423 INFO L85 PathProgramCache]: Analyzing trace with hash 164619342, now seen corresponding path program 1 times [2022-04-06 08:41:30,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 08:41:30,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946797115] [2022-04-06 08:41:30,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 08:41:30,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 08:41:30,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:30,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 08:41:30,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:30,548 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 08:41:30,548 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 08:41:30,549 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946797115] [2022-04-06 08:41:30,549 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946797115] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 08:41:30,549 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 08:41:30,549 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 08:41:30,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539429903] [2022-04-06 08:41:30,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 08:41:30,550 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 08:41:30,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 08:41:30,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 08:41:30,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 08:41:30,551 INFO L87 Difference]: Start difference. First operand 202 states and 314 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) [2022-04-06 08:41:32,560 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 [] [2022-04-06 08:41:33,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 08:41:33,060 INFO L93 Difference]: Finished difference Result 304 states and 469 transitions. [2022-04-06 08:41:33,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 08:41:33,061 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 [2022-04-06 08:41:33,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 08:41:33,062 INFO L225 Difference]: With dead ends: 304 [2022-04-06 08:41:33,062 INFO L226 Difference]: Without dead ends: 304 [2022-04-06 08:41:33,063 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 08:41:33,063 INFO L913 BasicCegarLoop]: 109 mSDtfsCounter, 139 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 63 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 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 [2022-04-06 08:41:33,063 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [139 Valid, 316 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 462 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-04-06 08:41:33,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2022-04-06 08:41:33,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 204. [2022-04-06 08:41:33,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 199 states have (on average 1.5628140703517588) internal successors, (311), 199 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) [2022-04-06 08:41:33,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 315 transitions. [2022-04-06 08:41:33,070 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 315 transitions. Word has length 68 [2022-04-06 08:41:33,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 08:41:33,070 INFO L478 AbstractCegarLoop]: Abstraction has 204 states and 315 transitions. [2022-04-06 08:41:33,070 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 08:41:33,070 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 315 transitions. [2022-04-06 08:41:33,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-04-06 08:41:33,071 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 08:41:33,071 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 08:41:33,071 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-04-06 08:41:33,071 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 08:41:33,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 08:41:33,072 INFO L85 PathProgramCache]: Analyzing trace with hash -770749893, now seen corresponding path program 1 times [2022-04-06 08:41:33,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 08:41:33,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259539136] [2022-04-06 08:41:33,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 08:41:33,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 08:41:33,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:33,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 08:41:33,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:33,201 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 08:41:33,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 08:41:33,201 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259539136] [2022-04-06 08:41:33,201 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [259539136] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 08:41:33,201 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 08:41:33,202 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 08:41:33,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72178895] [2022-04-06 08:41:33,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 08:41:33,202 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 08:41:33,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 08:41:33,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 08:41:33,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 08:41:33,203 INFO L87 Difference]: Start difference. First operand 204 states and 315 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) [2022-04-06 08:41:35,213 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 [] [2022-04-06 08:41:35,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 08:41:35,565 INFO L93 Difference]: Finished difference Result 217 states and 331 transitions. [2022-04-06 08:41:35,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 08:41:35,566 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 [2022-04-06 08:41:35,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 08:41:35,567 INFO L225 Difference]: With dead ends: 217 [2022-04-06 08:41:35,567 INFO L226 Difference]: Without dead ends: 217 [2022-04-06 08:41:35,567 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 08:41:35,571 INFO L913 BasicCegarLoop]: 181 mSDtfsCounter, 20 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 342 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 342 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-04-06 08:41:35,571 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 461 Invalid, 351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 342 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-04-06 08:41:35,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2022-04-06 08:41:35,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 204. [2022-04-06 08:41:35,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 199 states have (on average 1.5577889447236182) internal successors, (310), 199 states have internal predecessors, (310), 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) [2022-04-06 08:41:35,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 314 transitions. [2022-04-06 08:41:35,579 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 314 transitions. Word has length 69 [2022-04-06 08:41:35,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 08:41:35,580 INFO L478 AbstractCegarLoop]: Abstraction has 204 states and 314 transitions. [2022-04-06 08:41:35,580 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 08:41:35,580 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 314 transitions. [2022-04-06 08:41:35,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-04-06 08:41:35,580 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 08:41:35,581 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 08:41:35,581 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-04-06 08:41:35,581 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 08:41:35,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 08:41:35,581 INFO L85 PathProgramCache]: Analyzing trace with hash -424045493, now seen corresponding path program 1 times [2022-04-06 08:41:35,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 08:41:35,582 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913793242] [2022-04-06 08:41:35,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 08:41:35,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 08:41:35,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:35,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 08:41:35,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:35,725 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 08:41:35,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 08:41:35,725 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913793242] [2022-04-06 08:41:35,725 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [913793242] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 08:41:35,725 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 08:41:35,725 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 08:41:35,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822303103] [2022-04-06 08:41:35,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 08:41:35,726 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 08:41:35,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 08:41:35,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 08:41:35,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 08:41:35,727 INFO L87 Difference]: Start difference. First operand 204 states and 314 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) [2022-04-06 08:41:37,030 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 08:41:39,056 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 08:41:41,077 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 08:41:43,102 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 [] [2022-04-06 08:41:43,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 08:41:43,418 INFO L93 Difference]: Finished difference Result 207 states and 317 transitions. [2022-04-06 08:41:43,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 08:41:43,419 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 [2022-04-06 08:41:43,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 08:41:43,420 INFO L225 Difference]: With dead ends: 207 [2022-04-06 08:41:43,420 INFO L226 Difference]: Without dead ends: 207 [2022-04-06 08:41:43,420 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 08:41:43,421 INFO L913 BasicCegarLoop]: 188 mSDtfsCounter, 11 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 329 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 329 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2022-04-06 08:41:43,421 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 475 Invalid, 336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 329 Invalid, 3 Unknown, 0 Unchecked, 7.7s Time] [2022-04-06 08:41:43,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2022-04-06 08:41:43,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 204. [2022-04-06 08:41:43,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 199 states have (on average 1.5527638190954773) internal successors, (309), 199 states have internal predecessors, (309), 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) [2022-04-06 08:41:43,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 313 transitions. [2022-04-06 08:41:43,426 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 313 transitions. Word has length 70 [2022-04-06 08:41:43,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 08:41:43,426 INFO L478 AbstractCegarLoop]: Abstraction has 204 states and 313 transitions. [2022-04-06 08:41:43,426 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 08:41:43,427 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 313 transitions. [2022-04-06 08:41:43,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-04-06 08:41:43,427 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 08:41:43,427 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 08:41:43,427 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-04-06 08:41:43,428 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 08:41:43,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 08:41:43,428 INFO L85 PathProgramCache]: Analyzing trace with hash -1819950276, now seen corresponding path program 1 times [2022-04-06 08:41:43,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 08:41:43,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522007899] [2022-04-06 08:41:43,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 08:41:43,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 08:41:43,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:43,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 08:41:43,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:43,536 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 08:41:43,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 08:41:43,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522007899] [2022-04-06 08:41:43,536 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522007899] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 08:41:43,536 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 08:41:43,537 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 08:41:43,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61545089] [2022-04-06 08:41:43,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 08:41:43,537 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 08:41:43,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 08:41:43,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 08:41:43,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 08:41:43,538 INFO L87 Difference]: Start difference. First operand 204 states and 313 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) [2022-04-06 08:41:45,558 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 [] [2022-04-06 08:41:45,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 08:41:45,922 INFO L93 Difference]: Finished difference Result 246 states and 375 transitions. [2022-04-06 08:41:45,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 08:41:45,923 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 [2022-04-06 08:41:45,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 08:41:45,924 INFO L225 Difference]: With dead ends: 246 [2022-04-06 08:41:45,924 INFO L226 Difference]: Without dead ends: 246 [2022-04-06 08:41:45,924 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 08:41:45,925 INFO L913 BasicCegarLoop]: 185 mSDtfsCounter, 32 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 382 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 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 [2022-04-06 08:41:45,925 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 475 Invalid, 393 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 382 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 08:41:45,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2022-04-06 08:41:45,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 226. [2022-04-06 08:41:45,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 221 states have (on average 1.5610859728506787) internal successors, (345), 221 states have internal predecessors, (345), 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) [2022-04-06 08:41:45,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 349 transitions. [2022-04-06 08:41:45,930 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 349 transitions. Word has length 70 [2022-04-06 08:41:45,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 08:41:45,930 INFO L478 AbstractCegarLoop]: Abstraction has 226 states and 349 transitions. [2022-04-06 08:41:45,931 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 08:41:45,931 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 349 transitions. [2022-04-06 08:41:45,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-04-06 08:41:45,931 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 08:41:45,931 INFO L499 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] [2022-04-06 08:41:45,932 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-04-06 08:41:45,932 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 08:41:45,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 08:41:45,932 INFO L85 PathProgramCache]: Analyzing trace with hash 1476270059, now seen corresponding path program 1 times [2022-04-06 08:41:45,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 08:41:45,932 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658840837] [2022-04-06 08:41:45,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 08:41:45,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 08:41:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:46,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 08:41:46,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:46,038 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 08:41:46,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 08:41:46,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658840837] [2022-04-06 08:41:46,038 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658840837] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 08:41:46,038 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 08:41:46,038 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 08:41:46,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712520875] [2022-04-06 08:41:46,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 08:41:46,039 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 08:41:46,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 08:41:46,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 08:41:46,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 08:41:46,040 INFO L87 Difference]: Start difference. First operand 226 states and 349 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) [2022-04-06 08:41:48,055 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 [] [2022-04-06 08:41:48,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 08:41:48,562 INFO L93 Difference]: Finished difference Result 369 states and 578 transitions. [2022-04-06 08:41:48,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 08:41:48,563 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 [2022-04-06 08:41:48,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 08:41:48,564 INFO L225 Difference]: With dead ends: 369 [2022-04-06 08:41:48,565 INFO L226 Difference]: Without dead ends: 369 [2022-04-06 08:41:48,565 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 08:41:48,565 INFO L913 BasicCegarLoop]: 219 mSDtfsCounter, 136 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 575 mSolverCounterSat, 47 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 623 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 575 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-04-06 08:41:48,566 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [136 Valid, 536 Invalid, 623 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 575 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-04-06 08:41:48,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2022-04-06 08:41:48,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 245. [2022-04-06 08:41:48,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 245 states, 240 states have (on average 1.5541666666666667) internal successors, (373), 240 states have internal predecessors, (373), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 08:41:48,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 377 transitions. [2022-04-06 08:41:48,571 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 377 transitions. Word has length 83 [2022-04-06 08:41:48,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 08:41:48,572 INFO L478 AbstractCegarLoop]: Abstraction has 245 states and 377 transitions. [2022-04-06 08:41:48,572 INFO L479 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) [2022-04-06 08:41:48,572 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 377 transitions. [2022-04-06 08:41:48,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-04-06 08:41:48,573 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 08:41:48,573 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 08:41:48,573 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-04-06 08:41:48,573 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 08:41:48,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 08:41:48,574 INFO L85 PathProgramCache]: Analyzing trace with hash -568278974, now seen corresponding path program 1 times [2022-04-06 08:41:48,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 08:41:48,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147565174] [2022-04-06 08:41:48,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 08:41:48,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 08:41:48,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:48,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 08:41:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:48,719 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-04-06 08:41:48,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 08:41:48,719 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147565174] [2022-04-06 08:41:48,719 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1147565174] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 08:41:48,720 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 08:41:48,720 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 08:41:48,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196450217] [2022-04-06 08:41:48,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 08:41:48,720 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 08:41:48,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 08:41:48,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 08:41:48,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 08:41:48,721 INFO L87 Difference]: Start difference. First operand 245 states and 377 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) [2022-04-06 08:41:50,735 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 [] [2022-04-06 08:41:51,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 08:41:51,139 INFO L93 Difference]: Finished difference Result 257 states and 391 transitions. [2022-04-06 08:41:51,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 08:41:51,139 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 [2022-04-06 08:41:51,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 08:41:51,141 INFO L225 Difference]: With dead ends: 257 [2022-04-06 08:41:51,141 INFO L226 Difference]: Without dead ends: 257 [2022-04-06 08:41:51,141 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 08:41:51,142 INFO L913 BasicCegarLoop]: 220 mSDtfsCounter, 20 mSDsluCounter, 324 mSDsCounter, 0 mSdLazyCounter, 383 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 544 SdHoareTripleChecker+Invalid, 393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 383 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-06 08:41:51,142 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 544 Invalid, 393 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 383 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 08:41:51,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2022-04-06 08:41:51,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 245. [2022-04-06 08:41:51,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 245 states, 240 states have (on average 1.55) internal successors, (372), 240 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) [2022-04-06 08:41:51,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 376 transitions. [2022-04-06 08:41:51,147 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 376 transitions. Word has length 84 [2022-04-06 08:41:51,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 08:41:51,147 INFO L478 AbstractCegarLoop]: Abstraction has 245 states and 376 transitions. [2022-04-06 08:41:51,147 INFO L479 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) [2022-04-06 08:41:51,147 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 376 transitions. [2022-04-06 08:41:51,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-04-06 08:41:51,148 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 08:41:51,148 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 08:41:51,148 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-04-06 08:41:51,149 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 08:41:51,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 08:41:51,149 INFO L85 PathProgramCache]: Analyzing trace with hash 508517378, now seen corresponding path program 1 times [2022-04-06 08:41:51,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 08:41:51,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400378866] [2022-04-06 08:41:51,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 08:41:51,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 08:41:51,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:51,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 08:41:51,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:51,279 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 08:41:51,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 08:41:51,279 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400378866] [2022-04-06 08:41:51,280 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400378866] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 08:41:51,280 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 08:41:51,280 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 08:41:51,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83942508] [2022-04-06 08:41:51,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 08:41:51,280 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 08:41:51,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 08:41:51,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 08:41:51,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 08:41:51,281 INFO L87 Difference]: Start difference. First operand 245 states and 376 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) [2022-04-06 08:41:53,295 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 [] [2022-04-06 08:41:53,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 08:41:53,752 INFO L93 Difference]: Finished difference Result 342 states and 521 transitions. [2022-04-06 08:41:53,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 08:41:53,753 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 [2022-04-06 08:41:53,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 08:41:53,754 INFO L225 Difference]: With dead ends: 342 [2022-04-06 08:41:53,754 INFO L226 Difference]: Without dead ends: 342 [2022-04-06 08:41:53,754 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 08:41:53,755 INFO L913 BasicCegarLoop]: 109 mSDtfsCounter, 135 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 63 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 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 [2022-04-06 08:41:53,755 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [135 Valid, 316 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 462 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-04-06 08:41:53,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2022-04-06 08:41:53,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 246. [2022-04-06 08:41:53,760 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) [2022-04-06 08:41:53,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 375 transitions. [2022-04-06 08:41:53,761 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 375 transitions. Word has length 84 [2022-04-06 08:41:53,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 08:41:53,761 INFO L478 AbstractCegarLoop]: Abstraction has 246 states and 375 transitions. [2022-04-06 08:41:53,761 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 08:41:53,761 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 375 transitions. [2022-04-06 08:41:53,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-04-06 08:41:53,762 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 08:41:53,762 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 08:41:53,762 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-04-06 08:41:53,763 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 08:41:53,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 08:41:53,763 INFO L85 PathProgramCache]: Analyzing trace with hash -1119139614, now seen corresponding path program 1 times [2022-04-06 08:41:53,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 08:41:53,763 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572798608] [2022-04-06 08:41:53,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 08:41:53,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 08:41:53,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:53,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 08:41:53,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:53,880 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 08:41:53,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 08:41:53,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572798608] [2022-04-06 08:41:53,880 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572798608] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 08:41:53,880 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 08:41:53,880 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 08:41:53,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301763770] [2022-04-06 08:41:53,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 08:41:53,881 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 08:41:53,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 08:41:53,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 08:41:53,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 08:41:53,881 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) [2022-04-06 08:41:55,895 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 [] [2022-04-06 08:41:56,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 08:41:56,225 INFO L93 Difference]: Finished difference Result 263 states and 397 transitions. [2022-04-06 08:41:56,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 08:41:56,226 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 [2022-04-06 08:41:56,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 08:41:56,227 INFO L225 Difference]: With dead ends: 263 [2022-04-06 08:41:56,227 INFO L226 Difference]: Without dead ends: 263 [2022-04-06 08:41:56,227 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 08:41:56,228 INFO L913 BasicCegarLoop]: 189 mSDtfsCounter, 33 mSDsluCounter, 292 mSDsCounter, 0 mSdLazyCounter, 375 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 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 [2022-04-06 08:41:56,228 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [33 Valid, 481 Invalid, 385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 375 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-04-06 08:41:56,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2022-04-06 08:41:56,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 246. [2022-04-06 08:41:56,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 241 states have (on average 1.5352697095435686) internal successors, (370), 241 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) [2022-04-06 08:41:56,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 374 transitions. [2022-04-06 08:41:56,233 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 374 transitions. Word has length 84 [2022-04-06 08:41:56,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 08:41:56,233 INFO L478 AbstractCegarLoop]: Abstraction has 246 states and 374 transitions. [2022-04-06 08:41:56,233 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 08:41:56,233 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 374 transitions. [2022-04-06 08:41:56,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-04-06 08:41:56,234 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 08:41:56,234 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 08:41:56,234 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-04-06 08:41:56,234 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 08:41:56,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 08:41:56,235 INFO L85 PathProgramCache]: Analyzing trace with hash 468812048, now seen corresponding path program 1 times [2022-04-06 08:41:56,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 08:41:56,235 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567518797] [2022-04-06 08:41:56,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 08:41:56,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 08:41:56,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:56,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 08:41:56,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:41:56,339 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 08:41:56,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 08:41:56,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567518797] [2022-04-06 08:41:56,339 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [567518797] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 08:41:56,339 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 08:41:56,339 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 08:41:56,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334940844] [2022-04-06 08:41:56,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 08:41:56,340 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 08:41:56,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 08:41:56,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 08:41:56,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 08:41:56,340 INFO L87 Difference]: Start difference. First operand 246 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) [2022-04-06 08:41:58,113 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 08:42:00,136 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 08:42:02,159 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 08:42:04,184 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 08:42:04,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 08:42:04,713 INFO L93 Difference]: Finished difference Result 342 states and 516 transitions. [2022-04-06 08:42:04,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 08:42:04,714 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 [2022-04-06 08:42:04,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 08:42:04,715 INFO L225 Difference]: With dead ends: 342 [2022-04-06 08:42:04,715 INFO L226 Difference]: Without dead ends: 342 [2022-04-06 08:42:04,715 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 08:42:04,716 INFO L913 BasicCegarLoop]: 109 mSDtfsCounter, 139 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 463 mSolverCounterSat, 63 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 463 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2022-04-06 08:42:04,716 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [139 Valid, 316 Invalid, 529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 463 Invalid, 3 Unknown, 0 Unchecked, 8.4s Time] [2022-04-06 08:42:04,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2022-04-06 08:42:04,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 246. [2022-04-06 08:42:04,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 241 states have (on average 1.5186721991701244) internal successors, (366), 241 states have internal predecessors, (366), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 08:42:04,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 370 transitions. [2022-04-06 08:42:04,721 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 370 transitions. Word has length 85 [2022-04-06 08:42:04,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 08:42:04,721 INFO L478 AbstractCegarLoop]: Abstraction has 246 states and 370 transitions. [2022-04-06 08:42:04,721 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 08:42:04,721 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 370 transitions. [2022-04-06 08:42:04,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-04-06 08:42:04,722 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 08:42:04,722 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 08:42:04,722 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-04-06 08:42:04,722 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 08:42:04,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 08:42:04,723 INFO L85 PathProgramCache]: Analyzing trace with hash 303799028, now seen corresponding path program 1 times [2022-04-06 08:42:04,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 08:42:04,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747724600] [2022-04-06 08:42:04,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 08:42:04,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 08:42:04,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:42:04,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 08:42:04,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:42:04,840 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 08:42:04,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 08:42:04,840 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747724600] [2022-04-06 08:42:04,842 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747724600] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 08:42:04,842 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 08:42:04,842 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 08:42:04,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820179243] [2022-04-06 08:42:04,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 08:42:04,843 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 08:42:04,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 08:42:04,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 08:42:04,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 08:42:04,843 INFO L87 Difference]: Start difference. First operand 246 states and 370 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) [2022-04-06 08:42:06,861 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 [] [2022-04-06 08:42:07,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 08:42:07,254 INFO L93 Difference]: Finished difference Result 263 states and 392 transitions. [2022-04-06 08:42:07,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 08:42:07,254 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 [2022-04-06 08:42:07,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 08:42:07,255 INFO L225 Difference]: With dead ends: 263 [2022-04-06 08:42:07,255 INFO L226 Difference]: Without dead ends: 263 [2022-04-06 08:42:07,256 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 08:42:07,256 INFO L913 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, 2.4s IncrementalHoareTripleChecker+Time [2022-04-06 08:42:07,256 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 481 Invalid, 385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 375 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 08:42:07,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2022-04-06 08:42:07,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 246. [2022-04-06 08:42:07,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 241 states have (on average 1.5145228215767634) internal successors, (365), 241 states have internal predecessors, (365), 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) [2022-04-06 08:42:07,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 369 transitions. [2022-04-06 08:42:07,261 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 369 transitions. Word has length 87 [2022-04-06 08:42:07,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 08:42:07,261 INFO L478 AbstractCegarLoop]: Abstraction has 246 states and 369 transitions. [2022-04-06 08:42:07,262 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 08:42:07,262 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 369 transitions. [2022-04-06 08:42:07,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-04-06 08:42:07,262 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 08:42:07,263 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 08:42:07,263 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-04-06 08:42:07,263 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 08:42:07,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 08:42:07,263 INFO L85 PathProgramCache]: Analyzing trace with hash 1125671178, now seen corresponding path program 1 times [2022-04-06 08:42:07,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 08:42:07,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955708207] [2022-04-06 08:42:07,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 08:42:07,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 08:42:07,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:42:07,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 08:42:07,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:42:07,376 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 08:42:07,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 08:42:07,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955708207] [2022-04-06 08:42:07,376 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955708207] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 08:42:07,376 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 08:42:07,376 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 08:42:07,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202347812] [2022-04-06 08:42:07,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 08:42:07,377 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 08:42:07,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 08:42:07,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 08:42:07,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 08:42:07,378 INFO L87 Difference]: Start difference. First operand 246 states and 369 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) [2022-04-06 08:42:09,387 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 [] [2022-04-06 08:42:09,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 08:42:09,697 INFO L93 Difference]: Finished difference Result 253 states and 378 transitions. [2022-04-06 08:42:09,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 08:42:09,697 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 [2022-04-06 08:42:09,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 08:42:09,698 INFO L225 Difference]: With dead ends: 253 [2022-04-06 08:42:09,698 INFO L226 Difference]: Without dead ends: 253 [2022-04-06 08:42:09,698 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 08:42:09,699 INFO L913 BasicCegarLoop]: 196 mSDtfsCounter, 26 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 361 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 495 SdHoareTripleChecker+Invalid, 367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 361 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-04-06 08:42:09,699 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 495 Invalid, 367 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 361 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-04-06 08:42:09,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2022-04-06 08:42:09,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 246. [2022-04-06 08:42:09,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 241 states have (on average 1.5103734439834025) internal successors, (364), 241 states have internal predecessors, (364), 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) [2022-04-06 08:42:09,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 368 transitions. [2022-04-06 08:42:09,704 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 368 transitions. Word has length 88 [2022-04-06 08:42:09,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 08:42:09,704 INFO L478 AbstractCegarLoop]: Abstraction has 246 states and 368 transitions. [2022-04-06 08:42:09,704 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 4 states have internal predecessors, (84), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 08:42:09,704 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 368 transitions. [2022-04-06 08:42:09,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-04-06 08:42:09,705 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 08:42:09,705 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 08:42:09,705 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-04-06 08:42:09,705 INFO L403 AbstractCegarLoop]: === Iteration 19 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 08:42:09,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 08:42:09,706 INFO L85 PathProgramCache]: Analyzing trace with hash -139346342, now seen corresponding path program 1 times [2022-04-06 08:42:09,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 08:42:09,706 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476463387] [2022-04-06 08:42:09,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 08:42:09,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 08:42:09,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:42:09,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 08:42:09,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:42:09,795 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 08:42:09,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 08:42:09,795 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476463387] [2022-04-06 08:42:09,795 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476463387] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 08:42:09,795 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 08:42:09,796 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 08:42:09,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897969503] [2022-04-06 08:42:09,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 08:42:09,796 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 08:42:09,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 08:42:09,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 08:42:09,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 08:42:09,797 INFO L87 Difference]: Start difference. First operand 246 states and 368 transitions. Second operand has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 08:42:11,805 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 [] [2022-04-06 08:42:12,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 08:42:12,089 INFO L93 Difference]: Finished difference Result 273 states and 403 transitions. [2022-04-06 08:42:12,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-06 08:42:12,089 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 1 states have call successors, (3), 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 [2022-04-06 08:42:12,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 08:42:12,091 INFO L225 Difference]: With dead ends: 273 [2022-04-06 08:42:12,091 INFO L226 Difference]: Without dead ends: 273 [2022-04-06 08:42:12,091 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 08:42:12,092 INFO L913 BasicCegarLoop]: 213 mSDtfsCounter, 15 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 227 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 407 SdHoareTripleChecker+Invalid, 231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 227 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-04-06 08:42:12,092 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 407 Invalid, 231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 227 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-04-06 08:42:12,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2022-04-06 08:42:12,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 273. [2022-04-06 08:42:12,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 273 states, 268 states have (on average 1.4888059701492538) internal successors, (399), 268 states have internal predecessors, (399), 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) [2022-04-06 08:42:12,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 403 transitions. [2022-04-06 08:42:12,097 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 403 transitions. Word has length 92 [2022-04-06 08:42:12,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 08:42:12,097 INFO L478 AbstractCegarLoop]: Abstraction has 273 states and 403 transitions. [2022-04-06 08:42:12,097 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 08:42:12,097 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 403 transitions. [2022-04-06 08:42:12,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-04-06 08:42:12,098 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 08:42:12,098 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 08:42:12,098 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-04-06 08:42:12,099 INFO L403 AbstractCegarLoop]: === Iteration 20 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 08:42:12,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 08:42:12,099 INFO L85 PathProgramCache]: Analyzing trace with hash 1044000955, now seen corresponding path program 1 times [2022-04-06 08:42:12,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 08:42:12,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826325653] [2022-04-06 08:42:12,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 08:42:12,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 08:42:12,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:42:12,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 08:42:12,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:42:12,228 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-04-06 08:42:12,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 08:42:12,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826325653] [2022-04-06 08:42:12,229 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826325653] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 08:42:12,229 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 08:42:12,229 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 08:42:12,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010065764] [2022-04-06 08:42:12,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 08:42:12,229 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 08:42:12,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 08:42:12,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 08:42:12,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 08:42:12,230 INFO L87 Difference]: Start difference. First operand 273 states and 403 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) [2022-04-06 08:42:14,239 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 [] [2022-04-06 08:42:14,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 08:42:14,692 INFO L93 Difference]: Finished difference Result 370 states and 549 transitions. [2022-04-06 08:42:14,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 08:42:14,692 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 [2022-04-06 08:42:14,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 08:42:14,694 INFO L225 Difference]: With dead ends: 370 [2022-04-06 08:42:14,694 INFO L226 Difference]: Without dead ends: 368 [2022-04-06 08:42:14,694 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 08:42:14,694 INFO L913 BasicCegarLoop]: 114 mSDtfsCounter, 107 mSDsluCounter, 212 mSDsCounter, 0 mSdLazyCounter, 467 mSolverCounterSat, 60 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 467 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-06 08:42:14,695 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [107 Valid, 326 Invalid, 528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 467 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 08:42:14,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368 states. [2022-04-06 08:42:14,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368 to 298. [2022-04-06 08:42:14,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 298 states, 293 states have (on average 1.52901023890785) internal successors, (448), 293 states have internal predecessors, (448), 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) [2022-04-06 08:42:14,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 452 transitions. [2022-04-06 08:42:14,700 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 452 transitions. Word has length 92 [2022-04-06 08:42:14,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 08:42:14,700 INFO L478 AbstractCegarLoop]: Abstraction has 298 states and 452 transitions. [2022-04-06 08:42:14,700 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 08:42:14,700 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 452 transitions. [2022-04-06 08:42:14,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-04-06 08:42:14,701 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 08:42:14,701 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 08:42:14,701 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-04-06 08:42:14,701 INFO L403 AbstractCegarLoop]: === Iteration 21 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 08:42:14,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 08:42:14,702 INFO L85 PathProgramCache]: Analyzing trace with hash -1544253597, now seen corresponding path program 1 times [2022-04-06 08:42:14,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 08:42:14,702 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560616728] [2022-04-06 08:42:14,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 08:42:14,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 08:42:14,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:42:14,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 08:42:14,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:42:14,816 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-04-06 08:42:14,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 08:42:14,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560616728] [2022-04-06 08:42:14,816 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560616728] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 08:42:14,816 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 08:42:14,816 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 08:42:14,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432350080] [2022-04-06 08:42:14,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 08:42:14,817 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 08:42:14,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 08:42:14,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 08:42:14,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 08:42:14,817 INFO L87 Difference]: Start difference. First operand 298 states and 452 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) [2022-04-06 08:42:16,726 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 08:42:19,449 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-06 08:42:21,469 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 [] [2022-04-06 08:42:21,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 08:42:21,854 INFO L93 Difference]: Finished difference Result 390 states and 590 transitions. [2022-04-06 08:42:21,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 08:42:21,854 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 [2022-04-06 08:42:21,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 08:42:21,856 INFO L225 Difference]: With dead ends: 390 [2022-04-06 08:42:21,856 INFO L226 Difference]: Without dead ends: 390 [2022-04-06 08:42:21,856 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 08:42:21,856 INFO L913 BasicCegarLoop]: 169 mSDtfsCounter, 82 mSDsluCounter, 274 mSDsCounter, 0 mSdLazyCounter, 495 mSolverCounterSat, 12 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 443 SdHoareTripleChecker+Invalid, 509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 495 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2022-04-06 08:42:21,857 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [82 Valid, 443 Invalid, 509 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 495 Invalid, 2 Unknown, 0 Unchecked, 7.0s Time] [2022-04-06 08:42:21,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2022-04-06 08:42:21,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 332. [2022-04-06 08:42:21,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 332 states, 327 states have (on average 1.5382262996941896) internal successors, (503), 327 states have internal predecessors, (503), 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) [2022-04-06 08:42:21,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 332 states and 507 transitions. [2022-04-06 08:42:21,862 INFO L78 Accepts]: Start accepts. Automaton has 332 states and 507 transitions. Word has length 120 [2022-04-06 08:42:21,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 08:42:21,862 INFO L478 AbstractCegarLoop]: Abstraction has 332 states and 507 transitions. [2022-04-06 08:42:21,863 INFO L479 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) [2022-04-06 08:42:21,863 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 507 transitions. [2022-04-06 08:42:21,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-04-06 08:42:21,864 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 08:42:21,864 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 08:42:21,864 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-04-06 08:42:21,864 INFO L403 AbstractCegarLoop]: === Iteration 22 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 08:42:21,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 08:42:21,864 INFO L85 PathProgramCache]: Analyzing trace with hash 641680450, now seen corresponding path program 1 times [2022-04-06 08:42:21,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 08:42:21,865 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391824152] [2022-04-06 08:42:21,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 08:42:21,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 08:42:21,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:42:21,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 08:42:21,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:42:21,975 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-04-06 08:42:21,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 08:42:21,975 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391824152] [2022-04-06 08:42:21,975 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391824152] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 08:42:21,975 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 08:42:21,975 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-06 08:42:21,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749428810] [2022-04-06 08:42:21,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 08:42:21,976 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 08:42:21,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 08:42:21,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 08:42:21,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-06 08:42:21,976 INFO L87 Difference]: Start difference. First operand 332 states and 507 transitions. Second operand has 5 states, 5 states have (on average 19.8) internal successors, (99), 4 states have internal predecessors, (99), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 08:42:23,985 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 [] [2022-04-06 08:42:24,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 08:42:24,349 INFO L93 Difference]: Finished difference Result 379 states and 574 transitions. [2022-04-06 08:42:24,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 08:42:24,349 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.8) internal successors, (99), 4 states have internal predecessors, (99), 1 states have call successors, (3), 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 [2022-04-06 08:42:24,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 08:42:24,351 INFO L225 Difference]: With dead ends: 379 [2022-04-06 08:42:24,351 INFO L226 Difference]: Without dead ends: 379 [2022-04-06 08:42:24,351 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-06 08:42:24,352 INFO L913 BasicCegarLoop]: 234 mSDtfsCounter, 35 mSDsluCounter, 337 mSDsCounter, 0 mSdLazyCounter, 447 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 571 SdHoareTripleChecker+Invalid, 457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 447 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-06 08:42:24,352 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 571 Invalid, 457 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 447 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 08:42:24,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2022-04-06 08:42:24,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 356. [2022-04-06 08:42:24,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 356 states, 351 states have (on average 1.5384615384615385) internal successors, (540), 351 states have internal predecessors, (540), 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) [2022-04-06 08:42:24,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 544 transitions. [2022-04-06 08:42:24,358 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 544 transitions. Word has length 120 [2022-04-06 08:42:24,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 08:42:24,358 INFO L478 AbstractCegarLoop]: Abstraction has 356 states and 544 transitions. [2022-04-06 08:42:24,358 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.8) internal successors, (99), 4 states have internal predecessors, (99), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 08:42:24,358 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 544 transitions. [2022-04-06 08:42:24,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-04-06 08:42:24,359 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 08:42:24,359 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 08:42:24,359 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-04-06 08:42:24,360 INFO L403 AbstractCegarLoop]: === Iteration 23 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 08:42:24,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 08:42:24,360 INFO L85 PathProgramCache]: Analyzing trace with hash 1040565510, now seen corresponding path program 1 times [2022-04-06 08:42:24,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 08:42:24,360 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416227756] [2022-04-06 08:42:24,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 08:42:24,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 08:42:24,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:42:24,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 08:42:24,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 08:42:24,777 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2022-04-06 08:42:24,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 08:42:24,777 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416227756] [2022-04-06 08:42:24,777 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416227756] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 08:42:24,777 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 08:42:24,777 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-04-06 08:42:24,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709812763] [2022-04-06 08:42:24,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 08:42:24,778 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-04-06 08:42:24,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 08:42:24,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-04-06 08:42:24,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-04-06 08:42:24,779 INFO L87 Difference]: Start difference. First operand 356 states and 544 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) [2022-04-06 08:42:26,796 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 [] [2022-04-06 08:42:27,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 08:42:27,276 INFO L93 Difference]: Finished difference Result 364 states and 554 transitions. [2022-04-06 08:42:27,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-04-06 08:42:27,277 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 [2022-04-06 08:42:27,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 08:42:27,278 INFO L225 Difference]: With dead ends: 364 [2022-04-06 08:42:27,278 INFO L226 Difference]: Without dead ends: 356 [2022-04-06 08:42:27,278 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-04-06 08:42:27,278 INFO L913 BasicCegarLoop]: 199 mSDtfsCounter, 7 mSDsluCounter, 592 mSDsCounter, 0 mSdLazyCounter, 429 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 791 SdHoareTripleChecker+Invalid, 434 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 429 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-06 08:42:27,279 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 791 Invalid, 434 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 429 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-06 08:42:27,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2022-04-06 08:42:27,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 356. [2022-04-06 08:42:27,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 356 states, 351 states have (on average 1.5356125356125356) internal successors, (539), 351 states have internal predecessors, (539), 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) [2022-04-06 08:42:27,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 543 transitions. [2022-04-06 08:42:27,284 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 543 transitions. Word has length 132 [2022-04-06 08:42:27,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 08:42:27,284 INFO L478 AbstractCegarLoop]: Abstraction has 356 states and 543 transitions. [2022-04-06 08:42:27,284 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 08:42:27,285 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 543 transitions. [2022-04-06 08:42:27,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-04-06 08:42:27,285 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 08:42:27,285 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 08:42:27,286 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-04-06 08:42:27,286 INFO L403 AbstractCegarLoop]: === Iteration 24 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 08:42:27,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 08:42:27,286 INFO L85 PathProgramCache]: Analyzing trace with hash 825736357, now seen corresponding path program 1 times [2022-04-06 08:42:27,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 08:42:27,286 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266651897] [2022-04-06 08:42:27,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 08:42:27,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 08:42:27,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-06 08:42:27,671 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-06 08:42:27,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-06 08:42:27,967 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-06 08:42:27,968 INFO L618 BasicCegarLoop]: Counterexample is feasible [2022-04-06 08:42:27,968 INFO L788 garLoopResultBuilder]: Registering result UNSAFE for location ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-04-06 08:42:27,970 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-04-06 08:42:27,974 INFO L719 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 08:42:27,978 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-04-06 08:42:28,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.04 08:42:28 BasicIcfg [2022-04-06 08:42:28,075 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-06 08:42:28,076 INFO L158 Benchmark]: Toolchain (without parser) took 86221.79ms. Allocated memory was 211.8MB in the beginning and 391.1MB in the end (delta: 179.3MB). Free memory was 153.5MB in the beginning and 158.2MB in the end (delta: -4.6MB). Peak memory consumption was 175.8MB. Max. memory is 8.0GB. [2022-04-06 08:42:28,076 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 211.8MB. Free memory is still 172.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-04-06 08:42:28,076 INFO L158 Benchmark]: CACSL2BoogieTranslator took 552.35ms. Allocated memory was 211.8MB in the beginning and 298.8MB in the end (delta: 87.0MB). Free memory was 153.4MB in the beginning and 248.6MB in the end (delta: -95.1MB). Peak memory consumption was 7.4MB. Max. memory is 8.0GB. [2022-04-06 08:42:28,076 INFO L158 Benchmark]: Boogie Preprocessor took 124.83ms. Allocated memory is still 298.8MB. Free memory was 248.6MB in the beginning and 241.2MB in the end (delta: 7.4MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2022-04-06 08:42:28,076 INFO L158 Benchmark]: RCFGBuilder took 3144.41ms. Allocated memory is still 298.8MB. Free memory was 240.8MB in the beginning and 213.7MB in the end (delta: 27.1MB). Peak memory consumption was 30.1MB. Max. memory is 8.0GB. [2022-04-06 08:42:28,077 INFO L158 Benchmark]: IcfgTransformer took 88.38ms. Allocated memory is still 298.8MB. Free memory was 213.7MB in the beginning and 207.9MB in the end (delta: 5.8MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-04-06 08:42:28,077 INFO L158 Benchmark]: TraceAbstraction took 82306.13ms. Allocated memory was 298.8MB in the beginning and 391.1MB in the end (delta: 92.3MB). Free memory was 207.4MB in the beginning and 158.2MB in the end (delta: 49.3MB). Peak memory consumption was 141.5MB. Max. memory is 8.0GB. [2022-04-06 08:42:28,078 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 211.8MB. Free memory is still 172.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 552.35ms. Allocated memory was 211.8MB in the beginning and 298.8MB in the end (delta: 87.0MB). Free memory was 153.4MB in the beginning and 248.6MB in the end (delta: -95.1MB). Peak memory consumption was 7.4MB. Max. memory is 8.0GB. * Boogie Preprocessor took 124.83ms. Allocated memory is still 298.8MB. Free memory was 248.6MB in the beginning and 241.2MB in the end (delta: 7.4MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * RCFGBuilder took 3144.41ms. Allocated memory is still 298.8MB. Free memory was 240.8MB in the beginning and 213.7MB in the end (delta: 27.1MB). Peak memory consumption was 30.1MB. Max. memory is 8.0GB. * IcfgTransformer took 88.38ms. Allocated memory is still 298.8MB. Free memory was 213.7MB in the beginning and 207.9MB in the end (delta: 5.8MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * TraceAbstraction took 82306.13ms. Allocated memory was 298.8MB in the beginning and 391.1MB in the end (delta: 92.3MB). Free memory was 207.4MB in the beginning and 158.2MB in the end (delta: 49.3MB). Peak memory consumption was 141.5MB. 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: 1734]: 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)=4294967309, \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={-4294967296:0}, 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={-4294967296:0}, s={-4294967296:0}, s->info_callback={0:-2}, skip=0, SSLv3_server_data={4:0}, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967296:0}, s={-4294967296:0}, skip=0, SSLv3_server_data={4:0}, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967296:0}, s={-4294967296:0}, s->cert={-4294967295:0}, skip=0, SSLv3_server_data={4:0}, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967296:0}, s={-4294967296:0}, skip=0, SSLv3_server_data={4:0}, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967296:0}, s={-4294967296:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967296:0}, s={-4294967296:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967296:0}, s={-4294967296:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967296:0}, s={-4294967296:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967296:0}, s={-4294967296:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967296:0}, s={-4294967296:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967296:0}, s={-4294967296:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967296:0}, s={-4294967296:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967296:0}, s={-4294967296:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=1, got_new_session=0, init=1, ret=17, s={-4294967296:0}, s={-4294967296:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-4294967296:0}, s={-4294967296:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=10, tmp=10, tmp___1=1, tmp___10=8, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1693] EXPR s->s3 [L1693] EXPR (s->s3)->tmp.reuse_message VAL [={0:-2}, (s->s3)->tmp.reuse_message=4294967306, blastFlag=1, got_new_session=1, init=1, ret=17, s={-4294967296:0}, s={-4294967296:0}, s->s3={-4294967293:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=10, tmp=10, tmp___1=1, tmp___10=8, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1693] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1722] skip = 0 VAL [={0:-2}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-4294967296:0}, s={-4294967296:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-4294967296:0}, s={-4294967296:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-4294967296:0}, s={-4294967296:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-4294967296:0}, s={-4294967296:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-4294967296:0}, s={-4294967296:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-4294967296:0}, s={-4294967296:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-4294967296:0}, s={-4294967296:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-4294967296:0}, s={-4294967296:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-4294967296:0}, s={-4294967296:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-4294967296:0}, s={-4294967296:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-4294967296:0}, s={-4294967296:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-4294967296:0}, s={-4294967296:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-4294967296:0}, s={-4294967296:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=1, got_new_session=1, init=1, ret=17, s={-4294967296:0}, s={-4294967296:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->hit=9, skip=0, SSLv3_server_data={4:0}, state=8496, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=10, tmp=10, tmp___1=1, tmp___10=8, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1693] EXPR s->s3 [L1693] EXPR (s->s3)->tmp.reuse_message VAL [={0:-2}, (s->s3)->tmp.reuse_message=4294967306, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->s3={-4294967293:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=10, tmp=10, tmp___1=1, tmp___10=8, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1693] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1722] skip = 0 VAL [={0:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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 [L1586] EXPR s->session [L1586] EXPR s->s3 [L1586] EXPR (s->s3)->tmp.new_cipher [L1586] (s->session)->cipher = (s->s3)->tmp.new_cipher [L1587] COND FALSE !(! tmp___9) [L1593] ret = __VERIFIER_nondet_int() [L1594] COND TRUE blastFlag == 2 [L1595] blastFlag = 3 VAL [={0:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1599] COND FALSE !(ret <= 0) [L1604] s->state = 8672 [L1605] s->init_num = 0 VAL [={0:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1606] COND FALSE !(! tmp___10) VAL [={0:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1693] EXPR s->s3 [L1693] EXPR (s->s3)->tmp.reuse_message VAL [={0:-2}, (s->s3)->tmp.reuse_message=4294967306, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->s3={-4294967293:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1693] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1722] skip = 0 VAL [={0:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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:-2}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967296:0}, s={-4294967296:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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 [L1615] ret = __VERIFIER_nondet_int() [L1616] COND TRUE blastFlag == 3 VAL [={0:-2}, blastFlag=3, got_new_session=1, init=1, ret=0, s={-4294967296:0}, s={-4294967296:0}, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, tmp___2=-10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=0, tmp___9=1] [L1734] reach_error() VAL [={0:-2}, blastFlag=3, got_new_session=1, init=1, ret=0, s={-4294967296:0}, s={-4294967296:0}, skip=0, SSLv3_server_data={4:0}, state=8672, Time=10, tmp=10, tmp___1=1, tmp___10=8, 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: 82.1s, OverallIterations: 24, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 77.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 30 mSolverCounterUnknown, 1364 SdHoareTripleChecker+Valid, 76.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1364 mSDsluCounter, 10462 SdHoareTripleChecker+Invalid, 74.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6491 mSDsCounter, 551 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9292 IncrementalHoareTripleChecker+Invalid, 9873 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 551 mSolverCounterUnsat, 3971 mSDtfsCounter, 9292 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 177 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=356occurred in iteration=22, InterpolantAutomatonStates: 117, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 23 MinimizatonAttempts, 906 StatesRemovedByMinimization, 21 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 1999 NumberOfCodeBlocks, 1999 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 1844 ConstructedInterpolants, 0 QuantifiedInterpolants, 5160 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 23 InterpolantComputations, 23 PerfectInterpolantSequences, 626/626 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 [2022-04-06 08:42:28,117 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...