/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/openssl/s3_srvr.blast.02.i.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-5d317bd [2022-03-18 16:26:45,132 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-18 16:26:45,133 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-18 16:26:45,155 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-18 16:26:45,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-18 16:26:45,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-18 16:26:45,157 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-18 16:26:45,158 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-18 16:26:45,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-18 16:26:45,159 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-18 16:26:45,160 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-18 16:26:45,160 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-18 16:26:45,161 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-18 16:26:45,161 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-18 16:26:45,162 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-18 16:26:45,162 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-18 16:26:45,163 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-18 16:26:45,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-18 16:26:45,165 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-18 16:26:45,166 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-18 16:26:45,166 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-03-18 16:26:45,167 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-18 16:26:45,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-18 16:26:45,169 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-18 16:26:45,169 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-18 16:26:45,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-18 16:26:45,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-18 16:26:45,171 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-18 16:26:45,172 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-18 16:26:45,172 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-18 16:26:45,173 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-03-18 16:26:45,173 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-18 16:26:45,173 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-18 16:26:45,174 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-18 16:26:45,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-18 16:26:45,175 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-18 16:26:45,175 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-18 16:26:45,175 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-18 16:26:45,176 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-18 16:26:45,176 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-18 16:26:45,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-18 16:26:45,177 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-18 16:26:45,177 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2022-03-18 16:26:45,190 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-18 16:26:45,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-18 16:26:45,190 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-18 16:26:45,191 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-18 16:26:45,191 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-18 16:26:45,191 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-18 16:26:45,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-18 16:26:45,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-18 16:26:45,192 INFO L138 SettingsManager]: * Use SBE=true [2022-03-18 16:26:45,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-18 16:26:45,192 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-18 16:26:45,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-18 16:26:45,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-18 16:26:45,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-18 16:26:45,193 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-18 16:26:45,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-18 16:26:45,193 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-18 16:26:45,193 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-18 16:26:45,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-18 16:26:45,193 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-18 16:26:45,194 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-18 16:26:45,194 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-18 16:26:45,194 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-18 16:26:45,194 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-18 16:26:45,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-18 16:26:45,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-18 16:26:45,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-18 16:26:45,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-18 16:26:45,195 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-18 16:26:45,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-18 16:26:45,195 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-18 16:26:45,195 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-03-18 16:26:45,195 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-18 16:26:45,195 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-03-18 16:26:45,340 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-18 16:26:45,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-18 16:26:45,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-18 16:26:45,359 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-18 16:26:45,361 INFO L275 PluginConnector]: CDTParser initialized [2022-03-18 16:26:45,362 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/openssl/s3_srvr.blast.02.i.cil-1.c [2022-03-18 16:26:45,401 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c0529ceb/5d1300e11b4f44e29b0abeb2d8f433eb/FLAG788c0970f [2022-03-18 16:26:45,876 INFO L306 CDTParser]: Found 1 translation units. [2022-03-18 16:26:45,876 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.02.i.cil-1.c [2022-03-18 16:26:45,899 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c0529ceb/5d1300e11b4f44e29b0abeb2d8f433eb/FLAG788c0970f [2022-03-18 16:26:45,912 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c0529ceb/5d1300e11b4f44e29b0abeb2d8f433eb [2022-03-18 16:26:45,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-18 16:26:45,916 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-18 16:26:45,919 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-18 16:26:45,919 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-18 16:26:45,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-18 16:26:45,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.03 04:26:45" (1/1) ... [2022-03-18 16:26:45,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1f2136 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:26:45, skipping insertion in model container [2022-03-18 16:26:45,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.03 04:26:45" (1/1) ... [2022-03-18 16:26:45,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-18 16:26:45,973 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-18 16:26:46,291 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.02.i.cil-1.c[72502,72515] [2022-03-18 16:26:46,300 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-18 16:26:46,308 INFO L203 MainTranslator]: Completed pre-run [2022-03-18 16:26:46,382 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.02.i.cil-1.c[72502,72515] [2022-03-18 16:26:46,390 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-18 16:26:46,401 INFO L208 MainTranslator]: Completed translation [2022-03-18 16:26:46,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:26:46 WrapperNode [2022-03-18 16:26:46,402 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-18 16:26:46,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-18 16:26:46,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-18 16:26:46,403 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-18 16:26:46,410 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:26:46" (1/1) ... [2022-03-18 16:26:46,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:26:46" (1/1) ... [2022-03-18 16:26:46,445 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:26:46" (1/1) ... [2022-03-18 16:26:46,445 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:26:46" (1/1) ... [2022-03-18 16:26:46,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:26:46" (1/1) ... [2022-03-18 16:26:46,506 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:26:46" (1/1) ... [2022-03-18 16:26:46,509 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:26:46" (1/1) ... [2022-03-18 16:26:46,512 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-18 16:26:46,513 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-18 16:26:46,513 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-18 16:26:46,513 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-18 16:26:46,518 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:26:46" (1/1) ... [2022-03-18 16:26:46,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-18 16:26:46,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-18 16:26:46,555 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-18 16:26:46,567 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-18 16:26:46,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-03-18 16:26:46,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-18 16:26:46,587 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-03-18 16:26:46,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_get_server_method [2022-03-18 16:26:46,587 INFO L138 BoogieDeclarations]: Found implementation of procedure SSLv3_server_method [2022-03-18 16:26:46,587 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-03-18 16:26:46,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2022-03-18 16:26:46,587 INFO L138 BoogieDeclarations]: Found implementation of procedure sslv3_base_method [2022-03-18 16:26:46,587 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-03-18 16:26:46,588 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-03-18 16:26:46,588 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-03-18 16:26:46,588 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-03-18 16:26:46,588 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-03-18 16:26:46,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-18 16:26:46,588 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-03-18 16:26:46,588 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2022-03-18 16:26:46,588 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-03-18 16:26:46,588 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-03-18 16:26:46,588 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2022-03-18 16:26:46,588 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2022-03-18 16:26:46,588 INFO L130 BoogieDeclarations]: Found specification of procedure SSLv3_server_method [2022-03-18 16:26:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure sslv3_base_method [2022-03-18 16:26:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2022-03-18 16:26:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_get_server_method [2022-03-18 16:26:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-03-18 16:26:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-18 16:26:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-03-18 16:26:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-18 16:26:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-18 16:26:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-18 16:26:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-18 16:26:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2022-03-18 16:26:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-03-18 16:26:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-03-18 16:26:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-18 16:26:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-18 16:26:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-03-18 16:26:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-03-18 16:26:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-03-18 16:26:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-03-18 16:26:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-18 16:26:46,708 INFO L234 CfgBuilder]: Building ICFG [2022-03-18 16:26:46,709 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-18 16:26:49,005 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-03-18 16:26:49,411 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2022-03-18 16:26:49,411 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2022-03-18 16:26:49,423 INFO L275 CfgBuilder]: Performing block encoding [2022-03-18 16:26:49,434 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-18 16:26:49,434 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-03-18 16:26:49,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.03 04:26:49 BoogieIcfgContainer [2022-03-18 16:26:49,436 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-18 16:26:49,438 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-18 16:26:49,438 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-18 16:26:49,441 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-18 16:26:49,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.03 04:26:45" (1/3) ... [2022-03-18 16:26:49,442 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5797a28b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.03 04:26:49, skipping insertion in model container [2022-03-18 16:26:49,442 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:26:46" (2/3) ... [2022-03-18 16:26:49,442 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5797a28b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.03 04:26:49, skipping insertion in model container [2022-03-18 16:26:49,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.03 04:26:49" (3/3) ... [2022-03-18 16:26:49,443 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.02.i.cil-1.c [2022-03-18 16:26:49,448 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-18 16:26:49,448 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-18 16:26:49,492 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-18 16:26:49,496 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-03-18 16:26:49,497 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-03-18 16:26:49,510 INFO L276 IsEmpty]: Start isEmpty. Operand has 153 states, 145 states have (on average 1.696551724137931) internal successors, (246), 146 states have internal predecessors, (246), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-03-18 16:26:49,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-03-18 16:26:49,516 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:26:49,517 INFO L500 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:26:49,517 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:26:49,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:26:49,521 INFO L85 PathProgramCache]: Analyzing trace with hash -2027838722, now seen corresponding path program 1 times [2022-03-18 16:26:49,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:26:49,527 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252332860] [2022-03-18 16:26:49,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:26:49,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:26:49,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:26:50,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:26:50,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:26:50,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 16:26:50,030 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:26:50,030 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252332860] [2022-03-18 16:26:50,031 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1252332860] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:26:50,031 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:26:50,031 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 16:26:50,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835943963] [2022-03-18 16:26:50,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:26:50,035 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 16:26:50,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:26:50,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 16:26:50,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:26:50,053 INFO L87 Difference]: Start difference. First operand has 153 states, 145 states have (on average 1.696551724137931) internal successors, (246), 146 states have internal predecessors, (246), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:26:52,099 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:26:52,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:26:52,622 INFO L93 Difference]: Finished difference Result 324 states and 540 transitions. [2022-03-18 16:26:52,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 16:26:52,624 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 52 [2022-03-18 16:26:52,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:26:52,630 INFO L225 Difference]: With dead ends: 324 [2022-03-18 16:26:52,630 INFO L226 Difference]: Without dead ends: 165 [2022-03-18 16:26:52,634 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:26:52,644 INFO L912 BasicCegarLoop]: 219 mSDtfsCounter, 34 mSDsluCounter, 358 mSDsCounter, 0 mSdLazyCounter, 401 mSolverCounterSat, 11 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 577 SdHoareTripleChecker+Invalid, 413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 401 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-18 16:26:52,648 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 577 Invalid, 413 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 401 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-03-18 16:26:52,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-03-18 16:26:52,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 148. [2022-03-18 16:26:52,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 143 states have (on average 1.5384615384615385) internal successors, (220), 143 states have internal predecessors, (220), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:26:52,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 224 transitions. [2022-03-18 16:26:52,727 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 224 transitions. Word has length 52 [2022-03-18 16:26:52,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:26:52,727 INFO L478 AbstractCegarLoop]: Abstraction has 148 states and 224 transitions. [2022-03-18 16:26:52,727 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:26:52,727 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 224 transitions. [2022-03-18 16:26:52,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-03-18 16:26:52,729 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:26:52,729 INFO L500 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:26:52,729 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-18 16:26:52,729 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:26:52,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:26:52,730 INFO L85 PathProgramCache]: Analyzing trace with hash -1075038228, now seen corresponding path program 1 times [2022-03-18 16:26:52,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:26:52,730 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535870803] [2022-03-18 16:26:52,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:26:52,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:26:52,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:26:52,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:26:52,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:26:52,970 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 16:26:52,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:26:52,971 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535870803] [2022-03-18 16:26:52,972 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535870803] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:26:52,974 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:26:52,974 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 16:26:52,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803469930] [2022-03-18 16:26:52,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:26:52,979 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 16:26:52,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:26:52,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 16:26:52,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:26:52,980 INFO L87 Difference]: Start difference. First operand 148 states and 224 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:26:55,765 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:26:57,786 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:26:59,808 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:27:00,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:27:00,346 INFO L93 Difference]: Finished difference Result 384 states and 586 transitions. [2022-03-18 16:27:00,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 16:27:00,346 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 65 [2022-03-18 16:27:00,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:27:00,348 INFO L225 Difference]: With dead ends: 384 [2022-03-18 16:27:00,348 INFO L226 Difference]: Without dead ends: 262 [2022-03-18 16:27:00,348 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:27:00,349 INFO L912 BasicCegarLoop]: 243 mSDtfsCounter, 137 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 603 mSolverCounterSat, 46 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 584 SdHoareTripleChecker+Invalid, 652 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 603 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.3s IncrementalHoareTripleChecker+Time [2022-03-18 16:27:00,349 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [137 Valid, 584 Invalid, 652 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 603 Invalid, 3 Unknown, 0 Unchecked, 7.3s Time] [2022-03-18 16:27:00,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2022-03-18 16:27:00,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 164. [2022-03-18 16:27:00,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 159 states have (on average 1.5408805031446542) internal successors, (245), 159 states have internal predecessors, (245), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:00,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 249 transitions. [2022-03-18 16:27:00,365 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 249 transitions. Word has length 65 [2022-03-18 16:27:00,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:27:00,365 INFO L478 AbstractCegarLoop]: Abstraction has 164 states and 249 transitions. [2022-03-18 16:27:00,365 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:00,365 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 249 transitions. [2022-03-18 16:27:00,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-03-18 16:27:00,367 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:27:00,383 INFO L500 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:27:00,384 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-18 16:27:00,384 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:27:00,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:27:00,384 INFO L85 PathProgramCache]: Analyzing trace with hash -1045469476, now seen corresponding path program 1 times [2022-03-18 16:27:00,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:27:00,384 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044174506] [2022-03-18 16:27:00,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:27:00,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:27:00,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:00,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:27:00,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:00,537 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 16:27:00,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:27:00,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044174506] [2022-03-18 16:27:00,538 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2044174506] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:27:00,538 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:27:00,538 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 16:27:00,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043254649] [2022-03-18 16:27:00,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:27:00,539 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 16:27:00,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:27:00,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 16:27:00,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:27:00,539 INFO L87 Difference]: Start difference. First operand 164 states and 249 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:02,548 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:27:02,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:27:02,938 INFO L93 Difference]: Finished difference Result 318 states and 481 transitions. [2022-03-18 16:27:02,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 16:27:02,939 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 66 [2022-03-18 16:27:02,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:27:02,942 INFO L225 Difference]: With dead ends: 318 [2022-03-18 16:27:02,942 INFO L226 Difference]: Without dead ends: 180 [2022-03-18 16:27:02,947 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:27:02,952 INFO L912 BasicCegarLoop]: 178 mSDtfsCounter, 28 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 348 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 455 SdHoareTripleChecker+Invalid, 358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 348 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-18 16:27:02,954 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 455 Invalid, 358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 348 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-03-18 16:27:02,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2022-03-18 16:27:02,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 164. [2022-03-18 16:27:02,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 159 states have (on average 1.5345911949685536) internal successors, (244), 159 states have internal predecessors, (244), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:02,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 248 transitions. [2022-03-18 16:27:02,963 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 248 transitions. Word has length 66 [2022-03-18 16:27:02,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:27:02,963 INFO L478 AbstractCegarLoop]: Abstraction has 164 states and 248 transitions. [2022-03-18 16:27:02,963 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:02,963 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 248 transitions. [2022-03-18 16:27:02,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-03-18 16:27:02,965 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:27:02,965 INFO L500 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:27:02,965 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-18 16:27:02,965 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:27:02,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:27:02,966 INFO L85 PathProgramCache]: Analyzing trace with hash -207458704, now seen corresponding path program 1 times [2022-03-18 16:27:02,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:27:02,966 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323286123] [2022-03-18 16:27:02,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:27:02,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:27:03,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:03,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:27:03,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:03,103 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 16:27:03,103 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:27:03,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323286123] [2022-03-18 16:27:03,105 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323286123] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:27:03,105 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:27:03,105 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 16:27:03,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850245592] [2022-03-18 16:27:03,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:27:03,106 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 16:27:03,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:27:03,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 16:27:03,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:27:03,107 INFO L87 Difference]: Start difference. First operand 164 states and 248 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:05,117 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:27:05,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:27:05,519 INFO L93 Difference]: Finished difference Result 318 states and 480 transitions. [2022-03-18 16:27:05,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 16:27:05,520 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 66 [2022-03-18 16:27:05,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:27:05,521 INFO L225 Difference]: With dead ends: 318 [2022-03-18 16:27:05,521 INFO L226 Difference]: Without dead ends: 180 [2022-03-18 16:27:05,521 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:27:05,522 INFO L912 BasicCegarLoop]: 178 mSDtfsCounter, 26 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 348 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 455 SdHoareTripleChecker+Invalid, 358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 348 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-18 16:27:05,522 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 455 Invalid, 358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 348 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-03-18 16:27:05,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2022-03-18 16:27:05,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 164. [2022-03-18 16:27:05,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 159 states have (on average 1.528301886792453) internal successors, (243), 159 states have internal predecessors, (243), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:05,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 247 transitions. [2022-03-18 16:27:05,529 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 247 transitions. Word has length 66 [2022-03-18 16:27:05,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:27:05,532 INFO L478 AbstractCegarLoop]: Abstraction has 164 states and 247 transitions. [2022-03-18 16:27:05,532 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:05,532 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 247 transitions. [2022-03-18 16:27:05,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-03-18 16:27:05,534 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:27:05,534 INFO L500 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:27:05,534 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-18 16:27:05,534 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:27:05,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:27:05,535 INFO L85 PathProgramCache]: Analyzing trace with hash 1867256871, now seen corresponding path program 1 times [2022-03-18 16:27:05,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:27:05,535 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427456264] [2022-03-18 16:27:05,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:27:05,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:27:05,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:05,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:27:05,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:05,652 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 16:27:05,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:27:05,652 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427456264] [2022-03-18 16:27:05,652 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [427456264] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:27:05,652 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:27:05,652 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 16:27:05,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599585932] [2022-03-18 16:27:05,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:27:05,653 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 16:27:05,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:27:05,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 16:27:05,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:27:05,654 INFO L87 Difference]: Start difference. First operand 164 states and 247 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:07,679 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:27:08,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:27:08,065 INFO L93 Difference]: Finished difference Result 416 states and 635 transitions. [2022-03-18 16:27:08,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 16:27:08,066 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 66 [2022-03-18 16:27:08,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:27:08,067 INFO L225 Difference]: With dead ends: 416 [2022-03-18 16:27:08,068 INFO L226 Difference]: Without dead ends: 278 [2022-03-18 16:27:08,068 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:27:08,068 INFO L912 BasicCegarLoop]: 107 mSDtfsCounter, 136 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 463 mSolverCounterSat, 64 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 463 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-18 16:27:08,069 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [136 Valid, 312 Invalid, 528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 463 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-03-18 16:27:08,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2022-03-18 16:27:08,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 181. [2022-03-18 16:27:08,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 176 states have (on average 1.5340909090909092) internal successors, (270), 176 states have internal predecessors, (270), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:08,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 274 transitions. [2022-03-18 16:27:08,075 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 274 transitions. Word has length 66 [2022-03-18 16:27:08,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:27:08,075 INFO L478 AbstractCegarLoop]: Abstraction has 181 states and 274 transitions. [2022-03-18 16:27:08,078 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:08,078 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 274 transitions. [2022-03-18 16:27:08,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-03-18 16:27:08,082 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:27:08,082 INFO L500 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:27:08,082 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-18 16:27:08,082 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:27:08,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:27:08,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1927058904, now seen corresponding path program 1 times [2022-03-18 16:27:08,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:27:08,083 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245345132] [2022-03-18 16:27:08,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:27:08,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:27:08,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:08,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:27:08,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:08,252 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 16:27:08,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:27:08,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245345132] [2022-03-18 16:27:08,253 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245345132] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:27:08,253 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:27:08,253 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 16:27:08,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280798153] [2022-03-18 16:27:08,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:27:08,253 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 16:27:08,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:27:08,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 16:27:08,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:27:08,254 INFO L87 Difference]: Start difference. First operand 181 states and 274 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:10,263 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:27:10,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:27:10,570 INFO L93 Difference]: Finished difference Result 349 states and 531 transitions. [2022-03-18 16:27:10,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 16:27:10,571 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 66 [2022-03-18 16:27:10,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:27:10,571 INFO L225 Difference]: With dead ends: 349 [2022-03-18 16:27:10,571 INFO L226 Difference]: Without dead ends: 194 [2022-03-18 16:27:10,572 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:27:10,572 INFO L912 BasicCegarLoop]: 181 mSDtfsCounter, 18 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 342 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s 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, 2.3s IncrementalHoareTripleChecker+Time [2022-03-18 16:27:10,573 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [18 Valid, 461 Invalid, 351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 342 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-03-18 16:27:10,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2022-03-18 16:27:10,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 181. [2022-03-18 16:27:10,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 176 states have (on average 1.5284090909090908) internal successors, (269), 176 states have internal predecessors, (269), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:10,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 273 transitions. [2022-03-18 16:27:10,577 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 273 transitions. Word has length 66 [2022-03-18 16:27:10,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:27:10,578 INFO L478 AbstractCegarLoop]: Abstraction has 181 states and 273 transitions. [2022-03-18 16:27:10,578 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:10,578 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 273 transitions. [2022-03-18 16:27:10,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-03-18 16:27:10,578 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:27:10,579 INFO L500 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:27:10,579 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-18 16:27:10,579 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:27:10,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:27:10,579 INFO L85 PathProgramCache]: Analyzing trace with hash 527212629, now seen corresponding path program 1 times [2022-03-18 16:27:10,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:27:10,579 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146738556] [2022-03-18 16:27:10,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:27:10,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:27:10,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:10,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:27:10,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:10,690 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 16:27:10,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:27:10,690 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146738556] [2022-03-18 16:27:10,690 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146738556] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:27:10,690 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:27:10,690 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 16:27:10,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147709173] [2022-03-18 16:27:10,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:27:10,690 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 16:27:10,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:27:10,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 16:27:10,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:27:10,691 INFO L87 Difference]: Start difference. First operand 181 states and 273 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:12,698 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:27:13,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:27:13,113 INFO L93 Difference]: Finished difference Result 349 states and 530 transitions. [2022-03-18 16:27:13,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 16:27:13,113 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 67 [2022-03-18 16:27:13,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:27:13,114 INFO L225 Difference]: With dead ends: 349 [2022-03-18 16:27:13,114 INFO L226 Difference]: Without dead ends: 194 [2022-03-18 16:27:13,114 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:27:13,115 INFO L912 BasicCegarLoop]: 181 mSDtfsCounter, 22 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 342 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 342 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-18 16:27:13,115 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [22 Valid, 461 Invalid, 351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 342 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-03-18 16:27:13,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2022-03-18 16:27:13,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 181. [2022-03-18 16:27:13,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 176 states have (on average 1.5227272727272727) internal successors, (268), 176 states have internal predecessors, (268), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:13,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 272 transitions. [2022-03-18 16:27:13,119 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 272 transitions. Word has length 67 [2022-03-18 16:27:13,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:27:13,119 INFO L478 AbstractCegarLoop]: Abstraction has 181 states and 272 transitions. [2022-03-18 16:27:13,119 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:13,119 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 272 transitions. [2022-03-18 16:27:13,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-03-18 16:27:13,120 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:27:13,120 INFO L500 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:27:13,120 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-18 16:27:13,120 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:27:13,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:27:13,121 INFO L85 PathProgramCache]: Analyzing trace with hash 1788390677, now seen corresponding path program 1 times [2022-03-18 16:27:13,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:27:13,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385843232] [2022-03-18 16:27:13,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:27:13,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:27:13,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:13,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:27:13,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:13,284 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 16:27:13,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:27:13,285 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385843232] [2022-03-18 16:27:13,285 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385843232] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:27:13,285 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:27:13,285 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 16:27:13,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145205339] [2022-03-18 16:27:13,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:27:13,285 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 16:27:13,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:27:13,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 16:27:13,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:27:13,286 INFO L87 Difference]: Start difference. First operand 181 states and 272 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:15,297 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:27:15,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:27:15,643 INFO L93 Difference]: Finished difference Result 349 states and 529 transitions. [2022-03-18 16:27:15,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 16:27:15,644 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 68 [2022-03-18 16:27:15,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:27:15,645 INFO L225 Difference]: With dead ends: 349 [2022-03-18 16:27:15,645 INFO L226 Difference]: Without dead ends: 194 [2022-03-18 16:27:15,645 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:27:15,646 INFO L912 BasicCegarLoop]: 181 mSDtfsCounter, 20 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 342 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 342 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-18 16:27:15,646 INFO L913 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] [2022-03-18 16:27:15,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2022-03-18 16:27:15,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 181. [2022-03-18 16:27:15,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 176 states have (on average 1.5170454545454546) internal successors, (267), 176 states have internal predecessors, (267), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:15,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 271 transitions. [2022-03-18 16:27:15,650 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 271 transitions. Word has length 68 [2022-03-18 16:27:15,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:27:15,651 INFO L478 AbstractCegarLoop]: Abstraction has 181 states and 271 transitions. [2022-03-18 16:27:15,651 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:15,651 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 271 transitions. [2022-03-18 16:27:15,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-03-18 16:27:15,651 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:27:15,652 INFO L500 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:27:15,652 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-18 16:27:15,652 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:27:15,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:27:15,652 INFO L85 PathProgramCache]: Analyzing trace with hash -2103559590, now seen corresponding path program 1 times [2022-03-18 16:27:15,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:27:15,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942167631] [2022-03-18 16:27:15,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:27:15,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:27:15,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:15,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:27:15,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:15,771 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 16:27:15,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:27:15,771 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942167631] [2022-03-18 16:27:15,771 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1942167631] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:27:15,771 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:27:15,771 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 16:27:15,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665078553] [2022-03-18 16:27:15,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:27:15,772 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 16:27:15,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:27:15,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 16:27:15,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:27:15,772 INFO L87 Difference]: Start difference. First operand 181 states and 271 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:17,780 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:27:18,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:27:18,100 INFO L93 Difference]: Finished difference Result 339 states and 515 transitions. [2022-03-18 16:27:18,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 16:27:18,100 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 69 [2022-03-18 16:27:18,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:27:18,101 INFO L225 Difference]: With dead ends: 339 [2022-03-18 16:27:18,101 INFO L226 Difference]: Without dead ends: 184 [2022-03-18 16:27:18,102 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:27:18,102 INFO L912 BasicCegarLoop]: 188 mSDtfsCounter, 11 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 328 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 328 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-18 16:27:18,102 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 475 Invalid, 333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 328 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-03-18 16:27:18,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2022-03-18 16:27:18,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 181. [2022-03-18 16:27:18,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 176 states have (on average 1.5113636363636365) internal successors, (266), 176 states have internal predecessors, (266), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:18,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 270 transitions. [2022-03-18 16:27:18,106 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 270 transitions. Word has length 69 [2022-03-18 16:27:18,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:27:18,106 INFO L478 AbstractCegarLoop]: Abstraction has 181 states and 270 transitions. [2022-03-18 16:27:18,106 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:18,107 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 270 transitions. [2022-03-18 16:27:18,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-03-18 16:27:18,108 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:27:18,109 INFO L500 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:27:18,109 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-18 16:27:18,109 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:27:18,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:27:18,109 INFO L85 PathProgramCache]: Analyzing trace with hash 890818627, now seen corresponding path program 1 times [2022-03-18 16:27:18,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:27:18,109 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557930311] [2022-03-18 16:27:18,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:27:18,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:27:18,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:18,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:27:18,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:18,219 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 16:27:18,219 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:27:18,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557930311] [2022-03-18 16:27:18,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557930311] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:27:18,219 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:27:18,219 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 16:27:18,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062623052] [2022-03-18 16:27:18,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:27:18,220 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 16:27:18,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:27:18,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 16:27:18,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:27:18,220 INFO L87 Difference]: Start difference. First operand 181 states and 270 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:20,229 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:27:20,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:27:20,636 INFO L93 Difference]: Finished difference Result 450 states and 684 transitions. [2022-03-18 16:27:20,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 16:27:20,637 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 69 [2022-03-18 16:27:20,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:27:20,638 INFO L225 Difference]: With dead ends: 450 [2022-03-18 16:27:20,638 INFO L226 Difference]: Without dead ends: 295 [2022-03-18 16:27:20,638 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:27:20,639 INFO L912 BasicCegarLoop]: 107 mSDtfsCounter, 109 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 464 mSolverCounterSat, 63 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 464 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-18 16:27:20,639 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [109 Valid, 313 Invalid, 528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 464 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-03-18 16:27:20,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2022-03-18 16:27:20,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 224. [2022-03-18 16:27:20,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 219 states have (on average 1.5707762557077625) internal successors, (344), 219 states have internal predecessors, (344), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:20,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 348 transitions. [2022-03-18 16:27:20,658 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 348 transitions. Word has length 69 [2022-03-18 16:27:20,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:27:20,658 INFO L478 AbstractCegarLoop]: Abstraction has 224 states and 348 transitions. [2022-03-18 16:27:20,658 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:20,658 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 348 transitions. [2022-03-18 16:27:20,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-03-18 16:27:20,658 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:27:20,658 INFO L500 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:27:20,659 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-18 16:27:20,659 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:27:20,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:27:20,659 INFO L85 PathProgramCache]: Analyzing trace with hash 1838419001, now seen corresponding path program 1 times [2022-03-18 16:27:20,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:27:20,659 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630387460] [2022-03-18 16:27:20,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:27:20,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:27:20,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:20,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:27:20,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:20,764 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 16:27:20,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:27:20,764 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630387460] [2022-03-18 16:27:20,764 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630387460] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:27:20,765 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:27:20,765 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 16:27:20,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121767275] [2022-03-18 16:27:20,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:27:20,765 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 16:27:20,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:27:20,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 16:27:20,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:27:20,766 INFO L87 Difference]: Start difference. First operand 224 states and 348 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:22,773 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:27:23,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:27:23,085 INFO L93 Difference]: Finished difference Result 464 states and 730 transitions. [2022-03-18 16:27:23,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 16:27:23,086 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 70 [2022-03-18 16:27:23,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:27:23,087 INFO L225 Difference]: With dead ends: 464 [2022-03-18 16:27:23,087 INFO L226 Difference]: Without dead ends: 266 [2022-03-18 16:27:23,087 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:27:23,088 INFO L912 BasicCegarLoop]: 186 mSDtfsCounter, 34 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 380 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 477 SdHoareTripleChecker+Invalid, 391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 380 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-18 16:27:23,088 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 477 Invalid, 391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 380 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-03-18 16:27:23,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2022-03-18 16:27:23,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 246. [2022-03-18 16:27:23,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 241 states have (on average 1.5767634854771784) internal successors, (380), 241 states have internal predecessors, (380), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:23,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 384 transitions. [2022-03-18 16:27:23,093 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 384 transitions. Word has length 70 [2022-03-18 16:27:23,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:27:23,093 INFO L478 AbstractCegarLoop]: Abstraction has 246 states and 384 transitions. [2022-03-18 16:27:23,093 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:23,094 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 384 transitions. [2022-03-18 16:27:23,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-03-18 16:27:23,094 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:27:23,094 INFO L500 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:27:23,094 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-18 16:27:23,094 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:27:23,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:27:23,095 INFO L85 PathProgramCache]: Analyzing trace with hash -1454749477, now seen corresponding path program 1 times [2022-03-18 16:27:23,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:27:23,095 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808439888] [2022-03-18 16:27:23,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:27:23,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:27:23,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:23,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:27:23,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:23,214 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-03-18 16:27:23,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:27:23,215 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808439888] [2022-03-18 16:27:23,215 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1808439888] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:27:23,215 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:27:23,215 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 16:27:23,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119269423] [2022-03-18 16:27:23,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:27:23,215 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 16:27:23,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:27:23,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 16:27:23,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:27:23,216 INFO L87 Difference]: Start difference. First operand 246 states and 384 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:24,251 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:27:26,270 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:27:28,296 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:27:30,319 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:27:30,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:27:30,661 INFO L93 Difference]: Finished difference Result 479 states and 754 transitions. [2022-03-18 16:27:30,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 16:27:30,661 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 84 [2022-03-18 16:27:30,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:27:30,662 INFO L225 Difference]: With dead ends: 479 [2022-03-18 16:27:30,662 INFO L226 Difference]: Without dead ends: 259 [2022-03-18 16:27:30,663 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:27:30,663 INFO L912 BasicCegarLoop]: 220 mSDtfsCounter, 22 mSDsluCounter, 324 mSDsCounter, 0 mSdLazyCounter, 386 mSolverCounterSat, 10 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 544 SdHoareTripleChecker+Invalid, 399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 386 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2022-03-18 16:27:30,663 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [22 Valid, 544 Invalid, 399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 386 Invalid, 3 Unknown, 0 Unchecked, 7.4s Time] [2022-03-18 16:27:30,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2022-03-18 16:27:30,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 246. [2022-03-18 16:27:30,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 241 states have (on average 1.5726141078838174) internal successors, (379), 241 states have internal predecessors, (379), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:30,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 383 transitions. [2022-03-18 16:27:30,668 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 383 transitions. Word has length 84 [2022-03-18 16:27:30,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:27:30,669 INFO L478 AbstractCegarLoop]: Abstraction has 246 states and 383 transitions. [2022-03-18 16:27:30,669 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:30,669 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 383 transitions. [2022-03-18 16:27:30,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-03-18 16:27:30,669 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:27:30,669 INFO L500 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:27:30,669 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-18 16:27:30,670 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:27:30,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:27:30,670 INFO L85 PathProgramCache]: Analyzing trace with hash 1280749327, now seen corresponding path program 1 times [2022-03-18 16:27:30,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:27:30,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591897607] [2022-03-18 16:27:30,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:27:30,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:27:30,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:30,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:27:30,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:30,755 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 16:27:30,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:27:30,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591897607] [2022-03-18 16:27:30,755 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591897607] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:27:30,755 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:27:30,755 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 16:27:30,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4870702] [2022-03-18 16:27:30,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:27:30,756 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 16:27:30,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:27:30,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 16:27:30,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:27:30,756 INFO L87 Difference]: Start difference. First operand 246 states and 383 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:32,763 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:27:33,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:27:33,169 INFO L93 Difference]: Finished difference Result 562 states and 882 transitions. [2022-03-18 16:27:33,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 16:27:33,169 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 84 [2022-03-18 16:27:33,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:27:33,170 INFO L225 Difference]: With dead ends: 562 [2022-03-18 16:27:33,170 INFO L226 Difference]: Without dead ends: 342 [2022-03-18 16:27:33,171 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:27:33,171 INFO L912 BasicCegarLoop]: 109 mSDtfsCounter, 135 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 63 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s 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, 2.4s IncrementalHoareTripleChecker+Time [2022-03-18 16:27:33,171 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [135 Valid, 316 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 462 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-03-18 16:27:33,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2022-03-18 16:27:33,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 247. [2022-03-18 16:27:33,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 242 states have (on average 1.56198347107438) internal successors, (378), 242 states have internal predecessors, (378), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:33,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 382 transitions. [2022-03-18 16:27:33,176 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 382 transitions. Word has length 84 [2022-03-18 16:27:33,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:27:33,176 INFO L478 AbstractCegarLoop]: Abstraction has 247 states and 382 transitions. [2022-03-18 16:27:33,176 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:33,176 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 382 transitions. [2022-03-18 16:27:33,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-03-18 16:27:33,177 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:27:33,177 INFO L500 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:27:33,177 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-18 16:27:33,177 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:27:33,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:27:33,177 INFO L85 PathProgramCache]: Analyzing trace with hash -1669457340, now seen corresponding path program 1 times [2022-03-18 16:27:33,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:27:33,178 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099196130] [2022-03-18 16:27:33,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:27:33,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:27:33,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:33,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:27:33,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:33,312 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-18 16:27:33,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:27:33,312 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099196130] [2022-03-18 16:27:33,312 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099196130] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:27:33,312 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:27:33,312 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-03-18 16:27:33,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910927835] [2022-03-18 16:27:33,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:27:33,312 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-18 16:27:33,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:27:33,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-18 16:27:33,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:27:33,314 INFO L87 Difference]: Start difference. First operand 247 states and 382 transitions. Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:35,322 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:27:35,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:27:35,677 INFO L93 Difference]: Finished difference Result 477 states and 746 transitions. [2022-03-18 16:27:35,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-18 16:27:35,677 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 85 [2022-03-18 16:27:35,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:27:35,678 INFO L225 Difference]: With dead ends: 477 [2022-03-18 16:27:35,678 INFO L226 Difference]: Without dead ends: 256 [2022-03-18 16:27:35,679 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-03-18 16:27:35,679 INFO L912 BasicCegarLoop]: 193 mSDtfsCounter, 3 mSDsluCounter, 400 mSDsCounter, 0 mSdLazyCounter, 421 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 593 SdHoareTripleChecker+Invalid, 426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 421 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-18 16:27:35,680 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 593 Invalid, 426 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 421 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-03-18 16:27:35,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256 states. [2022-03-18 16:27:35,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256 to 256. [2022-03-18 16:27:35,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 251 states have (on average 1.549800796812749) internal successors, (389), 251 states have internal predecessors, (389), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:35,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 393 transitions. [2022-03-18 16:27:35,684 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 393 transitions. Word has length 85 [2022-03-18 16:27:35,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:27:35,684 INFO L478 AbstractCegarLoop]: Abstraction has 256 states and 393 transitions. [2022-03-18 16:27:35,684 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:35,685 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 393 transitions. [2022-03-18 16:27:35,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-03-18 16:27:35,685 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:27:35,685 INFO L500 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:27:35,685 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-18 16:27:35,685 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:27:35,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:27:35,686 INFO L85 PathProgramCache]: Analyzing trace with hash 500010200, now seen corresponding path program 1 times [2022-03-18 16:27:35,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:27:35,686 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086029030] [2022-03-18 16:27:35,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:27:35,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:27:35,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:35,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:27:35,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:35,769 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 16:27:35,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:27:35,769 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086029030] [2022-03-18 16:27:35,769 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086029030] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:27:35,769 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:27:35,769 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 16:27:35,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901418664] [2022-03-18 16:27:35,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:27:35,769 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 16:27:35,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:27:35,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 16:27:35,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:27:35,770 INFO L87 Difference]: Start difference. First operand 256 states and 393 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:37,784 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:27:38,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:27:38,252 INFO L93 Difference]: Finished difference Result 590 states and 911 transitions. [2022-03-18 16:27:38,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 16:27:38,252 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 85 [2022-03-18 16:27:38,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:27:38,254 INFO L225 Difference]: With dead ends: 590 [2022-03-18 16:27:38,254 INFO L226 Difference]: Without dead ends: 360 [2022-03-18 16:27:38,254 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:27:38,254 INFO L912 BasicCegarLoop]: 109 mSDtfsCounter, 140 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 63 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-18 16:27:38,255 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [140 Valid, 316 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 462 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-03-18 16:27:38,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2022-03-18 16:27:38,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 256. [2022-03-18 16:27:38,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 251 states have (on average 1.5338645418326693) internal successors, (385), 251 states have internal predecessors, (385), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:38,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 389 transitions. [2022-03-18 16:27:38,264 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 389 transitions. Word has length 85 [2022-03-18 16:27:38,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:27:38,264 INFO L478 AbstractCegarLoop]: Abstraction has 256 states and 389 transitions. [2022-03-18 16:27:38,265 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:38,265 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 389 transitions. [2022-03-18 16:27:38,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-03-18 16:27:38,266 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:27:38,266 INFO L500 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:27:38,266 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-18 16:27:38,266 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:27:38,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:27:38,267 INFO L85 PathProgramCache]: Analyzing trace with hash -989381741, now seen corresponding path program 1 times [2022-03-18 16:27:38,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:27:38,267 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288549077] [2022-03-18 16:27:38,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:27:38,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:27:38,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:38,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:27:38,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:38,346 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 16:27:38,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:27:38,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288549077] [2022-03-18 16:27:38,347 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288549077] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:27:38,347 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:27:38,347 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 16:27:38,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186710987] [2022-03-18 16:27:38,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:27:38,348 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 16:27:38,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:27:38,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 16:27:38,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:27:38,348 INFO L87 Difference]: Start difference. First operand 256 states and 389 transitions. Second operand has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:40,359 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:27:40,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:27:40,857 INFO L93 Difference]: Finished difference Result 590 states and 903 transitions. [2022-03-18 16:27:40,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 16:27:40,858 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 86 [2022-03-18 16:27:40,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:27:40,859 INFO L225 Difference]: With dead ends: 590 [2022-03-18 16:27:40,859 INFO L226 Difference]: Without dead ends: 360 [2022-03-18 16:27:40,860 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:27:40,860 INFO L912 BasicCegarLoop]: 109 mSDtfsCounter, 138 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 63 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-18 16:27:40,861 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [138 Valid, 316 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 462 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-03-18 16:27:40,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2022-03-18 16:27:40,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 256. [2022-03-18 16:27:40,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 251 states have (on average 1.5179282868525896) internal successors, (381), 251 states have internal predecessors, (381), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:40,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 385 transitions. [2022-03-18 16:27:40,867 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 385 transitions. Word has length 86 [2022-03-18 16:27:40,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:27:40,867 INFO L478 AbstractCegarLoop]: Abstraction has 256 states and 385 transitions. [2022-03-18 16:27:40,867 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:40,867 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 385 transitions. [2022-03-18 16:27:40,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-03-18 16:27:40,868 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:27:40,868 INFO L500 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:27:40,868 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-18 16:27:40,868 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:27:40,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:27:40,869 INFO L85 PathProgramCache]: Analyzing trace with hash 1455094013, now seen corresponding path program 1 times [2022-03-18 16:27:40,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:27:40,869 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111385967] [2022-03-18 16:27:40,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:27:40,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:27:40,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:40,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:27:40,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:40,990 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 16:27:40,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:27:40,990 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111385967] [2022-03-18 16:27:40,990 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111385967] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:27:40,990 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:27:40,990 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 16:27:40,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311207537] [2022-03-18 16:27:40,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:27:40,991 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 16:27:40,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:27:40,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 16:27:40,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:27:40,992 INFO L87 Difference]: Start difference. First operand 256 states and 385 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:43,008 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:27:43,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:27:43,429 INFO L93 Difference]: Finished difference Result 590 states and 895 transitions. [2022-03-18 16:27:43,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 16:27:43,429 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 87 [2022-03-18 16:27:43,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:27:43,430 INFO L225 Difference]: With dead ends: 590 [2022-03-18 16:27:43,430 INFO L226 Difference]: Without dead ends: 360 [2022-03-18 16:27:43,431 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:27:43,431 INFO L912 BasicCegarLoop]: 109 mSDtfsCounter, 136 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 63 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-18 16:27:43,431 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [136 Valid, 316 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 462 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-03-18 16:27:43,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2022-03-18 16:27:43,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 256. [2022-03-18 16:27:43,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 251 states have (on average 1.50199203187251) internal successors, (377), 251 states have internal predecessors, (377), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:43,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 381 transitions. [2022-03-18 16:27:43,436 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 381 transitions. Word has length 87 [2022-03-18 16:27:43,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:27:43,436 INFO L478 AbstractCegarLoop]: Abstraction has 256 states and 381 transitions. [2022-03-18 16:27:43,436 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:43,436 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 381 transitions. [2022-03-18 16:27:43,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-03-18 16:27:43,437 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:27:43,437 INFO L500 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:27:43,437 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-18 16:27:43,437 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:27:43,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:27:43,437 INFO L85 PathProgramCache]: Analyzing trace with hash 1295416728, now seen corresponding path program 1 times [2022-03-18 16:27:43,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:27:43,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254066112] [2022-03-18 16:27:43,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:27:43,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:27:43,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:43,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:27:43,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:43,531 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 16:27:43,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:27:43,531 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254066112] [2022-03-18 16:27:43,531 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1254066112] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:27:43,531 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:27:43,531 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 16:27:43,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664255207] [2022-03-18 16:27:43,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:27:43,532 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 16:27:43,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:27:43,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 16:27:43,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:27:43,532 INFO L87 Difference]: Start difference. First operand 256 states and 381 transitions. Second operand has 5 states, 5 states have (on average 16.8) internal successors, (84), 4 states have internal predecessors, (84), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:45,055 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:27:47,078 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:27:49,105 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:27:51,130 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:27:51,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:27:51,588 INFO L93 Difference]: Finished difference Result 580 states and 874 transitions. [2022-03-18 16:27:51,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 16:27:51,589 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 4 states have internal predecessors, (84), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 88 [2022-03-18 16:27:51,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:27:51,590 INFO L225 Difference]: With dead ends: 580 [2022-03-18 16:27:51,590 INFO L226 Difference]: Without dead ends: 350 [2022-03-18 16:27:51,590 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:27:51,591 INFO L912 BasicCegarLoop]: 110 mSDtfsCounter, 133 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 461 mSolverCounterSat, 62 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 318 SdHoareTripleChecker+Invalid, 526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 461 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2022-03-18 16:27:51,591 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [133 Valid, 318 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 461 Invalid, 3 Unknown, 0 Unchecked, 8.0s Time] [2022-03-18 16:27:51,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 350 states. [2022-03-18 16:27:51,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 350 to 256. [2022-03-18 16:27:51,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 251 states have (on average 1.4860557768924303) internal successors, (373), 251 states have internal predecessors, (373), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:51,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 377 transitions. [2022-03-18 16:27:51,596 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 377 transitions. Word has length 88 [2022-03-18 16:27:51,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:27:51,596 INFO L478 AbstractCegarLoop]: Abstraction has 256 states and 377 transitions. [2022-03-18 16:27:51,596 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 4 states have internal predecessors, (84), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:51,596 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 377 transitions. [2022-03-18 16:27:51,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-18 16:27:51,596 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:27:51,597 INFO L500 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:27:51,597 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-18 16:27:51,597 INFO L403 AbstractCegarLoop]: === Iteration 19 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:27:51,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:27:51,597 INFO L85 PathProgramCache]: Analyzing trace with hash 1325248613, now seen corresponding path program 1 times [2022-03-18 16:27:51,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:27:51,597 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040958523] [2022-03-18 16:27:51,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:27:51,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:27:51,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:51,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:27:51,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:51,681 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-18 16:27:51,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:27:51,682 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040958523] [2022-03-18 16:27:51,682 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040958523] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:27:51,682 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:27:51,682 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 16:27:51,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629060224] [2022-03-18 16:27:51,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:27:51,682 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 16:27:51,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:27:51,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 16:27:51,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:27:51,683 INFO L87 Difference]: Start difference. First operand 256 states and 377 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:53,695 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:27:54,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:27:54,115 INFO L93 Difference]: Finished difference Result 578 states and 861 transitions. [2022-03-18 16:27:54,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 16:27:54,116 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 92 [2022-03-18 16:27:54,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:27:54,117 INFO L225 Difference]: With dead ends: 578 [2022-03-18 16:27:54,117 INFO L226 Difference]: Without dead ends: 348 [2022-03-18 16:27:54,117 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:27:54,118 INFO L912 BasicCegarLoop]: 182 mSDtfsCounter, 70 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 513 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 469 SdHoareTripleChecker+Invalid, 529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 513 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-18 16:27:54,118 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [70 Valid, 469 Invalid, 529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 513 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-03-18 16:27:54,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2022-03-18 16:27:54,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 299. [2022-03-18 16:27:54,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 294 states have (on average 1.510204081632653) internal successors, (444), 294 states have internal predecessors, (444), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:54,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 448 transitions. [2022-03-18 16:27:54,123 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 448 transitions. Word has length 92 [2022-03-18 16:27:54,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:27:54,123 INFO L478 AbstractCegarLoop]: Abstraction has 299 states and 448 transitions. [2022-03-18 16:27:54,123 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:54,123 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 448 transitions. [2022-03-18 16:27:54,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-18 16:27:54,124 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:27:54,124 INFO L500 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:27:54,124 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-18 16:27:54,124 INFO L403 AbstractCegarLoop]: === Iteration 20 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:27:54,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:27:54,125 INFO L85 PathProgramCache]: Analyzing trace with hash -724139229, now seen corresponding path program 1 times [2022-03-18 16:27:54,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:27:54,125 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629890946] [2022-03-18 16:27:54,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:27:54,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:27:54,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:54,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:27:54,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:54,263 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-18 16:27:54,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:27:54,263 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629890946] [2022-03-18 16:27:54,263 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629890946] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:27:54,263 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:27:54,263 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 16:27:54,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330831205] [2022-03-18 16:27:54,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:27:54,264 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 16:27:54,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:27:54,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 16:27:54,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:27:54,264 INFO L87 Difference]: Start difference. First operand 299 states and 448 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:56,274 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:27:56,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:27:56,633 INFO L93 Difference]: Finished difference Result 618 states and 931 transitions. [2022-03-18 16:27:56,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 16:27:56,634 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 92 [2022-03-18 16:27:56,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:27:56,635 INFO L225 Difference]: With dead ends: 618 [2022-03-18 16:27:56,635 INFO L226 Difference]: Without dead ends: 345 [2022-03-18 16:27:56,636 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:27:56,636 INFO L912 BasicCegarLoop]: 233 mSDtfsCounter, 34 mSDsluCounter, 336 mSDsCounter, 0 mSdLazyCounter, 441 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 569 SdHoareTripleChecker+Invalid, 452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 441 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-18 16:27:56,636 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 569 Invalid, 452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 441 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-03-18 16:27:56,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2022-03-18 16:27:56,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 323. [2022-03-18 16:27:56,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 323 states, 318 states have (on average 1.5062893081761006) internal successors, (479), 318 states have internal predecessors, (479), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:56,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 483 transitions. [2022-03-18 16:27:56,641 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 483 transitions. Word has length 92 [2022-03-18 16:27:56,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:27:56,642 INFO L478 AbstractCegarLoop]: Abstraction has 323 states and 483 transitions. [2022-03-18 16:27:56,642 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:56,642 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 483 transitions. [2022-03-18 16:27:56,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-03-18 16:27:56,642 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:27:56,642 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:27:56,643 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-18 16:27:56,643 INFO L403 AbstractCegarLoop]: === Iteration 21 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:27:56,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:27:56,651 INFO L85 PathProgramCache]: Analyzing trace with hash 1582990547, now seen corresponding path program 1 times [2022-03-18 16:27:56,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:27:56,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934712757] [2022-03-18 16:27:56,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:27:56,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:27:56,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:56,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:27:56,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:27:56,766 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-18 16:27:56,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:27:56,766 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934712757] [2022-03-18 16:27:56,766 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934712757] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:27:56,766 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:27:56,766 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 16:27:56,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601696523] [2022-03-18 16:27:56,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:27:56,767 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 16:27:56,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:27:56,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 16:27:56,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:27:56,768 INFO L87 Difference]: Start difference. First operand 323 states and 483 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:27:59,665 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:28:01,694 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:28:03,725 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:28:04,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:28:04,141 INFO L93 Difference]: Finished difference Result 704 states and 1066 transitions. [2022-03-18 16:28:04,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 16:28:04,141 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 97 [2022-03-18 16:28:04,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:28:04,143 INFO L225 Difference]: With dead ends: 704 [2022-03-18 16:28:04,143 INFO L226 Difference]: Without dead ends: 407 [2022-03-18 16:28:04,143 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:28:04,144 INFO L912 BasicCegarLoop]: 120 mSDtfsCounter, 130 mSDsluCounter, 218 mSDsCounter, 0 mSdLazyCounter, 450 mSolverCounterSat, 55 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 450 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2022-03-18 16:28:04,144 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [130 Valid, 338 Invalid, 508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 450 Invalid, 3 Unknown, 0 Unchecked, 7.4s Time] [2022-03-18 16:28:04,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2022-03-18 16:28:04,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 323. [2022-03-18 16:28:04,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 323 states, 318 states have (on average 1.4874213836477987) internal successors, (473), 318 states have internal predecessors, (473), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:28:04,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 477 transitions. [2022-03-18 16:28:04,149 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 477 transitions. Word has length 97 [2022-03-18 16:28:04,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:28:04,149 INFO L478 AbstractCegarLoop]: Abstraction has 323 states and 477 transitions. [2022-03-18 16:28:04,149 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:28:04,150 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 477 transitions. [2022-03-18 16:28:04,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-03-18 16:28:04,150 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:28:04,150 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:28:04,151 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-18 16:28:04,151 INFO L403 AbstractCegarLoop]: === Iteration 22 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:28:04,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:28:04,152 INFO L85 PathProgramCache]: Analyzing trace with hash -1180391555, now seen corresponding path program 1 times [2022-03-18 16:28:04,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:28:04,153 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816921058] [2022-03-18 16:28:04,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:28:04,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:28:04,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:28:04,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:28:04,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:28:04,265 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-18 16:28:04,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:28:04,265 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816921058] [2022-03-18 16:28:04,265 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [816921058] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:28:04,265 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:28:04,265 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-18 16:28:04,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287058721] [2022-03-18 16:28:04,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:28:04,265 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-18 16:28:04,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:28:04,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-18 16:28:04,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:28:04,266 INFO L87 Difference]: Start difference. First operand 323 states and 477 transitions. Second operand has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:28:06,274 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:28:06,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:28:06,668 INFO L93 Difference]: Finished difference Result 659 states and 977 transitions. [2022-03-18 16:28:06,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 16:28:06,669 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 114 [2022-03-18 16:28:06,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:28:06,670 INFO L225 Difference]: With dead ends: 659 [2022-03-18 16:28:06,670 INFO L226 Difference]: Without dead ends: 362 [2022-03-18 16:28:06,671 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:28:06,671 INFO L912 BasicCegarLoop]: 182 mSDtfsCounter, 79 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 489 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 469 SdHoareTripleChecker+Invalid, 500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 489 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-18 16:28:06,671 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [79 Valid, 469 Invalid, 500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 489 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-03-18 16:28:06,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2022-03-18 16:28:06,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 323. [2022-03-18 16:28:06,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 323 states, 318 states have (on average 1.4842767295597483) internal successors, (472), 318 states have internal predecessors, (472), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:28:06,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 476 transitions. [2022-03-18 16:28:06,676 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 476 transitions. Word has length 114 [2022-03-18 16:28:06,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:28:06,676 INFO L478 AbstractCegarLoop]: Abstraction has 323 states and 476 transitions. [2022-03-18 16:28:06,677 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:28:06,677 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 476 transitions. [2022-03-18 16:28:06,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-03-18 16:28:06,677 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:28:06,677 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:28:06,678 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-18 16:28:06,678 INFO L403 AbstractCegarLoop]: === Iteration 23 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:28:06,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:28:06,678 INFO L85 PathProgramCache]: Analyzing trace with hash -1912358981, now seen corresponding path program 1 times [2022-03-18 16:28:06,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:28:06,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237684373] [2022-03-18 16:28:06,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:28:06,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:28:06,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:28:06,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:28:06,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:28:06,787 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-03-18 16:28:06,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:28:06,787 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237684373] [2022-03-18 16:28:06,787 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [237684373] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:28:06,787 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:28:06,787 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:28:06,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358105045] [2022-03-18 16:28:06,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:28:06,788 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:28:06,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:28:06,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:28:06,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:28:06,789 INFO L87 Difference]: Start difference. First operand 323 states and 476 transitions. Second operand has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:28:07,886 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:28:09,905 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:28:11,928 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:28:12,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:28:12,187 INFO L93 Difference]: Finished difference Result 895 states and 1342 transitions. [2022-03-18 16:28:12,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:28:12,187 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 114 [2022-03-18 16:28:12,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:28:12,189 INFO L225 Difference]: With dead ends: 895 [2022-03-18 16:28:12,189 INFO L226 Difference]: Without dead ends: 598 [2022-03-18 16:28:12,189 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:28:12,190 INFO L912 BasicCegarLoop]: 233 mSDtfsCounter, 130 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 254 mSolverCounterSat, 6 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 254 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2022-03-18 16:28:12,190 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [130 Valid, 427 Invalid, 262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 254 Invalid, 2 Unknown, 0 Unchecked, 5.4s Time] [2022-03-18 16:28:12,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 598 states. [2022-03-18 16:28:12,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 598 to 598. [2022-03-18 16:28:12,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 598 states, 593 states have (on average 1.4957841483979764) internal successors, (887), 593 states have internal predecessors, (887), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:28:12,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 598 states and 891 transitions. [2022-03-18 16:28:12,202 INFO L78 Accepts]: Start accepts. Automaton has 598 states and 891 transitions. Word has length 114 [2022-03-18 16:28:12,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:28:12,202 INFO L478 AbstractCegarLoop]: Abstraction has 598 states and 891 transitions. [2022-03-18 16:28:12,202 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:28:12,203 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 891 transitions. [2022-03-18 16:28:12,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-03-18 16:28:12,204 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:28:12,204 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:28:12,204 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-18 16:28:12,204 INFO L403 AbstractCegarLoop]: === Iteration 24 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:28:12,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:28:12,204 INFO L85 PathProgramCache]: Analyzing trace with hash -510498908, now seen corresponding path program 1 times [2022-03-18 16:28:12,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:28:12,205 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122962468] [2022-03-18 16:28:12,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:28:12,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:28:12,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:28:12,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:28:12,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:28:12,297 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-03-18 16:28:12,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:28:12,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122962468] [2022-03-18 16:28:12,298 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122962468] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:28:12,298 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:28:12,298 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:28:12,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829118249] [2022-03-18 16:28:12,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:28:12,298 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:28:12,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:28:12,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:28:12,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:28:12,299 INFO L87 Difference]: Start difference. First operand 598 states and 891 transitions. Second operand has 4 states, 4 states have (on average 23.25) internal successors, (93), 3 states have internal predecessors, (93), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:28:14,315 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:28:14,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:28:14,562 INFO L93 Difference]: Finished difference Result 1197 states and 1789 transitions. [2022-03-18 16:28:14,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:28:14,562 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 3 states have internal predecessors, (93), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 115 [2022-03-18 16:28:14,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:28:14,564 INFO L225 Difference]: With dead ends: 1197 [2022-03-18 16:28:14,564 INFO L226 Difference]: Without dead ends: 625 [2022-03-18 16:28:14,565 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:28:14,566 INFO L912 BasicCegarLoop]: 213 mSDtfsCounter, 15 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 227 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 407 SdHoareTripleChecker+Invalid, 231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 227 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-18 16:28:14,566 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 407 Invalid, 231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 227 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-03-18 16:28:14,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2022-03-18 16:28:14,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 625. [2022-03-18 16:28:14,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 625 states, 620 states have (on average 1.4870967741935484) internal successors, (922), 620 states have internal predecessors, (922), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:28:14,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 625 states and 926 transitions. [2022-03-18 16:28:14,576 INFO L78 Accepts]: Start accepts. Automaton has 625 states and 926 transitions. Word has length 115 [2022-03-18 16:28:14,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:28:14,576 INFO L478 AbstractCegarLoop]: Abstraction has 625 states and 926 transitions. [2022-03-18 16:28:14,576 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 3 states have internal predecessors, (93), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:28:14,576 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 926 transitions. [2022-03-18 16:28:14,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-03-18 16:28:14,577 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:28:14,577 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:28:14,578 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-18 16:28:14,578 INFO L403 AbstractCegarLoop]: === Iteration 25 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:28:14,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:28:14,579 INFO L85 PathProgramCache]: Analyzing trace with hash -1281232474, now seen corresponding path program 1 times [2022-03-18 16:28:14,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:28:14,579 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449076008] [2022-03-18 16:28:14,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:28:14,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:28:14,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:28:14,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:28:14,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:28:14,653 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2022-03-18 16:28:14,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:28:14,653 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449076008] [2022-03-18 16:28:14,654 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449076008] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:28:14,654 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:28:14,654 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:28:14,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553081693] [2022-03-18 16:28:14,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:28:14,654 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:28:14,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:28:14,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:28:14,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:28:14,655 INFO L87 Difference]: Start difference. First operand 625 states and 926 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:28:16,666 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:28:16,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:28:16,888 INFO L93 Difference]: Finished difference Result 1226 states and 1825 transitions. [2022-03-18 16:28:16,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:28:16,888 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 115 [2022-03-18 16:28:16,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:28:16,890 INFO L225 Difference]: With dead ends: 1226 [2022-03-18 16:28:16,890 INFO L226 Difference]: Without dead ends: 627 [2022-03-18 16:28:16,891 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:28:16,891 INFO L912 BasicCegarLoop]: 201 mSDtfsCounter, 4 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 386 SdHoareTripleChecker+Invalid, 216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-18 16:28:16,891 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 386 Invalid, 216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 213 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-03-18 16:28:16,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 627 states. [2022-03-18 16:28:16,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 627 to 627. [2022-03-18 16:28:16,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 627 states, 622 states have (on average 1.4855305466237942) internal successors, (924), 622 states have internal predecessors, (924), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:28:16,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 928 transitions. [2022-03-18 16:28:16,901 INFO L78 Accepts]: Start accepts. Automaton has 627 states and 928 transitions. Word has length 115 [2022-03-18 16:28:16,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:28:16,901 INFO L478 AbstractCegarLoop]: Abstraction has 627 states and 928 transitions. [2022-03-18 16:28:16,901 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:28:16,901 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 928 transitions. [2022-03-18 16:28:16,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-03-18 16:28:16,902 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:28:16,903 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:28:16,903 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-18 16:28:16,903 INFO L403 AbstractCegarLoop]: === Iteration 26 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:28:16,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:28:16,903 INFO L85 PathProgramCache]: Analyzing trace with hash -489530676, now seen corresponding path program 1 times [2022-03-18 16:28:16,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:28:16,903 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785666690] [2022-03-18 16:28:16,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:28:16,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:28:17,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:28:17,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:28:17,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:28:17,230 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2022-03-18 16:28:17,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:28:17,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785666690] [2022-03-18 16:28:17,230 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [785666690] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:28:17,230 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:28:17,230 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-03-18 16:28:17,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352509479] [2022-03-18 16:28:17,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:28:17,231 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-18 16:28:17,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:28:17,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-18 16:28:17,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-03-18 16:28:17,231 INFO L87 Difference]: Start difference. First operand 627 states and 928 transitions. Second operand has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:28:19,240 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-18 16:28:19,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:28:19,658 INFO L93 Difference]: Finished difference Result 1247 states and 1848 transitions. [2022-03-18 16:28:19,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-18 16:28:19,658 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 132 [2022-03-18 16:28:19,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:28:19,660 INFO L225 Difference]: With dead ends: 1247 [2022-03-18 16:28:19,660 INFO L226 Difference]: Without dead ends: 627 [2022-03-18 16:28:19,668 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-03-18 16:28:19,669 INFO L912 BasicCegarLoop]: 199 mSDtfsCounter, 7 mSDsluCounter, 593 mSDsCounter, 0 mSdLazyCounter, 428 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 792 SdHoareTripleChecker+Invalid, 433 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 428 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-18 16:28:19,669 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 792 Invalid, 433 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 428 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-03-18 16:28:19,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 627 states. [2022-03-18 16:28:19,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 627 to 627. [2022-03-18 16:28:19,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 627 states, 622 states have (on average 1.4839228295819935) internal successors, (923), 622 states have internal predecessors, (923), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:28:19,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 927 transitions. [2022-03-18 16:28:19,678 INFO L78 Accepts]: Start accepts. Automaton has 627 states and 927 transitions. Word has length 132 [2022-03-18 16:28:19,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:28:19,678 INFO L478 AbstractCegarLoop]: Abstraction has 627 states and 927 transitions. [2022-03-18 16:28:19,678 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:28:19,679 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 927 transitions. [2022-03-18 16:28:19,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-03-18 16:28:19,680 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:28:19,680 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:28:19,680 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-18 16:28:19,680 INFO L403 AbstractCegarLoop]: === Iteration 27 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:28:19,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:28:19,681 INFO L85 PathProgramCache]: Analyzing trace with hash -919188982, now seen corresponding path program 1 times [2022-03-18 16:28:19,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:28:19,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272052431] [2022-03-18 16:28:19,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:28:19,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:28:19,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-18 16:28:19,944 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-03-18 16:28:20,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-18 16:28:20,185 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-03-18 16:28:20,185 INFO L614 BasicCegarLoop]: Counterexample is feasible [2022-03-18 16:28:20,185 INFO L788 garLoopResultBuilder]: Registering result UNSAFE for location ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-03-18 16:28:20,187 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-18 16:28:20,191 INFO L718 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:28:20,193 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-18 16:28:20,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.03 04:28:20 BoogieIcfgContainer [2022-03-18 16:28:20,294 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-18 16:28:20,294 INFO L158 Benchmark]: Toolchain (without parser) took 94378.06ms. Allocated memory was 160.4MB in the beginning and 197.1MB in the end (delta: 36.7MB). Free memory was 135.9MB in the beginning and 123.3MB in the end (delta: 12.6MB). Peak memory consumption was 124.7MB. Max. memory is 8.0GB. [2022-03-18 16:28:20,294 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 160.4MB. Free memory is still 124.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-18 16:28:20,296 INFO L158 Benchmark]: CACSL2BoogieTranslator took 482.97ms. Allocated memory is still 160.4MB. Free memory was 135.9MB in the beginning and 116.1MB in the end (delta: 19.8MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2022-03-18 16:28:20,296 INFO L158 Benchmark]: Boogie Preprocessor took 109.50ms. Allocated memory is still 160.4MB. Free memory was 116.1MB in the beginning and 108.1MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2022-03-18 16:28:20,296 INFO L158 Benchmark]: RCFGBuilder took 2923.67ms. Allocated memory was 160.4MB in the beginning and 197.1MB in the end (delta: 36.7MB). Free memory was 108.1MB in the beginning and 110.8MB in the end (delta: -2.7MB). Peak memory consumption was 34.8MB. Max. memory is 8.0GB. [2022-03-18 16:28:20,297 INFO L158 Benchmark]: TraceAbstraction took 90855.44ms. Allocated memory is still 197.1MB. Free memory was 110.3MB in the beginning and 123.3MB in the end (delta: -13.0MB). Peak memory consumption was 63.2MB. Max. memory is 8.0GB. [2022-03-18 16:28:20,298 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 160.4MB. Free memory is still 124.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 482.97ms. Allocated memory is still 160.4MB. Free memory was 135.9MB in the beginning and 116.1MB in the end (delta: 19.8MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * Boogie Preprocessor took 109.50ms. Allocated memory is still 160.4MB. Free memory was 116.1MB in the beginning and 108.1MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * RCFGBuilder took 2923.67ms. Allocated memory was 160.4MB in the beginning and 197.1MB in the end (delta: 36.7MB). Free memory was 108.1MB in the beginning and 110.8MB in the end (delta: -2.7MB). Peak memory consumption was 34.8MB. Max. memory is 8.0GB. * TraceAbstraction took 90855.44ms. Allocated memory is still 197.1MB. Free memory was 110.3MB in the beginning and 123.3MB in the end (delta: -13.0MB). Peak memory consumption was 63.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1733]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 1152. Possible FailurePath: [L1054] static int init = 1; [L1055] static SSL_METHOD SSLv3_server_data ; VAL [\old(init)=4294967305, \old(SSLv3_server_data)=null, \old(SSLv3_server_data)=null, init=1, SSLv3_server_data={4:0}] [L1077] SSL *s ; [L1078] int tmp ; [L1082] s = malloc(sizeof(SSL)) [L1083] s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1084] s->ctx = malloc(sizeof(SSL_CTX)) [L1085] s->session = malloc(sizeof(SSL_SESSION)) [L1086] s->state = 8464 [L1088] s->info_callback = (void (*) ()) __VERIFIER_nondet_ulong() [L1089] s->options = __VERIFIER_nondet_ulong() [L1090] s->verify_mode = __VERIFIER_nondet_int() [L1091] EXPR s->session [L1091] (s->session)->peer = (struct x509_st*) __VERIFIER_nondet_ulong() [L1092] EXPR s->s3 [L1092] (s->s3)->tmp.cert_request = __VERIFIER_nondet_int() [L1093] EXPR s->s3 [L1093] (s->s3)->tmp.new_cipher = malloc(sizeof(struct ssl_cipher_st)) [L1094] EXPR s->s3 [L1094] EXPR (s->s3)->tmp.new_cipher [L1094] ((s->s3)->tmp.new_cipher)->algorithms = __VERIFIER_nondet_ulong() [L1095] EXPR s->s3 [L1095] EXPR (s->s3)->tmp.new_cipher [L1095] ((s->s3)->tmp.new_cipher)->algo_strength = __VERIFIER_nondet_ulong() [L1096] COND FALSE !(__VERIFIER_nondet_int()) [L1102] s->cert = malloc(sizeof(struct cert_st)) [L1103] EXPR s->cert [L1103] (s->cert)->pkeys[0].privatekey = (struct evp_pkey_st*) __VERIFIER_nondet_ulong() [L1106] CALL ssl3_accept(s) VAL [init=1, s={-4294967299:0}, SSLv3_server_data={4:0}] [L1112] BUF_MEM *buf ; [L1113] unsigned long l ; [L1114] unsigned long Time ; [L1115] unsigned long tmp ; [L1116] void (*cb)() ; [L1117] long num1 ; [L1118] int ret ; [L1119] int new_state ; [L1120] int state ; [L1121] int skip ; [L1122] int got_new_session ; [L1123] int tmp___1 = __VERIFIER_nondet_int() ; [L1124] int tmp___2 = __VERIFIER_nondet_int() ; [L1125] int tmp___3 = __VERIFIER_nondet_int() ; [L1126] int tmp___4 = __VERIFIER_nondet_int() ; [L1127] int tmp___5 = __VERIFIER_nondet_int() ; [L1128] int tmp___6 = __VERIFIER_nondet_int() ; [L1129] int tmp___7 ; [L1130] long tmp___8 = __VERIFIER_nondet_long() ; [L1131] int tmp___9 = __VERIFIER_nondet_int() ; [L1132] int tmp___10 = __VERIFIER_nondet_int() ; [L1133] int blastFlag ; [L1137] blastFlag = 0 [L1138] s->hit=__VERIFIER_nondet_int () [L1139] s->state = 8464 [L1140] tmp = __VERIFIER_nondet_int() [L1141] Time = tmp [L1142] cb = (void (*)())((void *)0) [L1143] ret = -1 [L1144] skip = 0 [L1145] got_new_session = 0 [L1146] EXPR s->info_callback VAL [={0:0}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, s->info_callback={0:13}, skip=0, SSLv3_server_data={4:0}, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1146] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1147] EXPR s->info_callback [L1147] cb = s->info_callback [L1151] EXPR s->in_handshake [L1151] s->in_handshake += 1 [L1152] COND FALSE !(tmp___1 & 12288) VAL [={0:13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1161] EXPR s->cert VAL [={0:13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, s->cert={-4294967295:0}, skip=0, SSLv3_server_data={4:0}, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1161] COND FALSE !((unsigned long )s->cert == (unsigned long )((void *)0)) [L1167] COND TRUE 1 VAL [={0:13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-4294967299:0}, s={-4294967299:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1194] COND TRUE s->state == 8464 [L1354] s->shutdown = 0 [L1355] ret = __VERIFIER_nondet_int() [L1356] COND TRUE blastFlag == 0 [L1357] blastFlag = 1 VAL [={0:13}, blastFlag=1, got_new_session=0, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1361] COND FALSE !(ret <= 0) [L1366] got_new_session = 1 [L1367] s->state = 8496 [L1368] s->init_num = 0 VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [={0:13}, (s->s3)->tmp.reuse_message=4294967302, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->s3={-4294967296:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1167] COND TRUE 1 VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:13}, blastFlag=1, got_new_session=1, init=1, ret=18, s={-4294967299:0}, s={-4294967299:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1203] COND TRUE s->state == 8496 [L1372] ret = __VERIFIER_nondet_int() [L1373] COND TRUE blastFlag == 1 [L1374] blastFlag = 2 VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1382] COND FALSE !(ret <= 0) [L1387] s->hit VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->hit=7, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1387] COND TRUE s->hit [L1388] s->state = 8656 VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1392] s->init_num = 0 VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [={0:13}, (s->s3)->tmp.reuse_message=4294967302, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->s3={-4294967296:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1167] COND TRUE 1 VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1215] COND FALSE !(s->state == 8528) [L1218] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1218] COND FALSE !(s->state == 8529) [L1221] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1221] COND FALSE !(s->state == 8544) [L1224] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1224] COND FALSE !(s->state == 8545) [L1227] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1227] COND FALSE !(s->state == 8560) [L1230] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1230] COND FALSE !(s->state == 8561) [L1233] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1233] COND FALSE !(s->state == 8448) [L1236] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1236] COND FALSE !(s->state == 8576) [L1239] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1239] COND FALSE !(s->state == 8577) [L1242] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1242] COND FALSE !(s->state == 8592) [L1245] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1245] COND FALSE !(s->state == 8593) [L1248] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1248] COND FALSE !(s->state == 8608) [L1251] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1251] COND FALSE !(s->state == 8609) [L1254] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1254] COND FALSE !(s->state == 8640) [L1257] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1257] COND FALSE !(s->state == 8641) [L1260] EXPR s->state VAL [={0:13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1260] COND TRUE s->state == 8656 [L1585] EXPR s->session [L1585] EXPR s->s3 [L1585] EXPR (s->s3)->tmp.new_cipher [L1585] (s->session)->cipher = (s->s3)->tmp.new_cipher [L1586] COND FALSE !(! tmp___9) [L1592] ret = __VERIFIER_nondet_int() [L1593] COND TRUE blastFlag == 2 [L1594] blastFlag = 3 VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1598] COND FALSE !(ret <= 0) [L1603] s->state = 8672 [L1604] s->init_num = 0 VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1605] COND FALSE !(! tmp___10) VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [={0:13}, (s->s3)->tmp.reuse_message=4294967302, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->s3={-4294967296:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1167] COND TRUE 1 VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1215] COND FALSE !(s->state == 8528) [L1218] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1218] COND FALSE !(s->state == 8529) [L1221] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1221] COND FALSE !(s->state == 8544) [L1224] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1224] COND FALSE !(s->state == 8545) [L1227] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1227] COND FALSE !(s->state == 8560) [L1230] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1230] COND FALSE !(s->state == 8561) [L1233] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1233] COND FALSE !(s->state == 8448) [L1236] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1236] COND FALSE !(s->state == 8576) [L1239] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1239] COND FALSE !(s->state == 8577) [L1242] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1242] COND FALSE !(s->state == 8592) [L1245] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1245] COND FALSE !(s->state == 8593) [L1248] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1248] COND FALSE !(s->state == 8608) [L1251] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1251] COND FALSE !(s->state == 8609) [L1254] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1254] COND FALSE !(s->state == 8640) [L1257] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1257] COND FALSE !(s->state == 8641) [L1260] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1260] COND FALSE !(s->state == 8656) [L1263] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1263] COND FALSE !(s->state == 8657) [L1266] EXPR s->state VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-4294967299:0}, s={-4294967299:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1266] COND TRUE s->state == 8672 [L1614] ret = __VERIFIER_nondet_int() [L1615] COND TRUE blastFlag == 3 VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=-14, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] [L1733] reach_error() VAL [={0:13}, blastFlag=3, got_new_session=1, init=1, ret=-14, s={-4294967299:0}, s={-4294967299:0}, skip=0, SSLv3_server_data={4:0}, state=8672, Time=8, tmp=8, tmp___1=0, tmp___10=6, tmp___2=9, tmp___3=10, tmp___4=0, tmp___5=11, tmp___6=0, tmp___8=0, tmp___9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 10 procedures, 184 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 90.7s, OverallIterations: 27, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 86.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 35 mSolverCounterUnknown, 1751 SdHoareTripleChecker+Valid, 85.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1751 mSDsluCounter, 11607 SdHoareTripleChecker+Invalid, 82.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7136 mSDsCounter, 673 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10492 IncrementalHoareTripleChecker+Invalid, 11200 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 673 mSolverCounterUnsat, 4471 mSDtfsCounter, 10492 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 197 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=627occurred in iteration=25, InterpolantAutomatonStates: 131, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 26 MinimizatonAttempts, 1085 StatesRemovedByMinimization, 21 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 2326 NumberOfCodeBlocks, 2326 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 2168 ConstructedInterpolants, 0 QuantifiedInterpolants, 5604 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 26 PerfectInterpolantSequences, 818/818 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-03-18 16:28:20,334 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...