/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-simplified/s3_srvr_4.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-5d317bd [2022-03-18 16:11:17,760 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-18 16:11:17,761 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-18 16:11:17,784 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-18 16:11:17,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-18 16:11:17,785 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-18 16:11:17,786 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-18 16:11:17,787 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-18 16:11:17,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-18 16:11:17,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-18 16:11:17,789 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-18 16:11:17,789 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-18 16:11:17,790 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-18 16:11:17,790 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-18 16:11:17,791 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-18 16:11:17,791 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-18 16:11:17,792 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-18 16:11:17,792 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-18 16:11:17,793 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-18 16:11:17,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-18 16:11:17,795 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-03-18 16:11:17,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-18 16:11:17,799 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-18 16:11:17,799 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-18 16:11:17,800 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-18 16:11:17,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-18 16:11:17,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-18 16:11:17,802 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-18 16:11:17,802 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-18 16:11:17,803 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-18 16:11:17,803 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-03-18 16:11:17,803 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-18 16:11:17,804 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-18 16:11:17,804 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-18 16:11:17,804 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-18 16:11:17,805 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-18 16:11:17,805 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-18 16:11:17,806 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-18 16:11:17,806 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-18 16:11:17,806 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-18 16:11:17,806 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-18 16:11:17,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-18 16:11:17,809 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 16:11:17,823 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-18 16:11:17,824 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-18 16:11:17,824 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-18 16:11:17,824 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-18 16:11:17,824 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-18 16:11:17,825 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-18 16:11:17,825 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-18 16:11:17,825 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-18 16:11:17,825 INFO L138 SettingsManager]: * Use SBE=true [2022-03-18 16:11:17,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-18 16:11:17,825 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-18 16:11:17,826 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-18 16:11:17,826 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-18 16:11:17,826 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-18 16:11:17,826 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-18 16:11:17,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-18 16:11:17,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-18 16:11:17,826 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-18 16:11:17,826 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-18 16:11:17,826 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-18 16:11:17,827 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-18 16:11:17,827 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-18 16:11:17,827 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-18 16:11:17,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-18 16:11:17,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-18 16:11:17,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-18 16:11:17,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-18 16:11:17,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-18 16:11:17,828 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-18 16:11:17,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-18 16:11:17,828 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-18 16:11:17,828 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-03-18 16:11:17,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-18 16:11:17,828 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-03-18 16:11:17,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-18 16:11:18,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-18 16:11:18,010 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-18 16:11:18,010 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-18 16:11:18,011 INFO L275 PluginConnector]: CDTParser initialized [2022-03-18 16:11:18,012 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/openssl-simplified/s3_srvr_4.cil.c [2022-03-18 16:11:18,069 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf07112a9/0c3e2ddfbd0b46ae80d5d9e20dcae86d/FLAGd8aa43c7a [2022-03-18 16:11:18,476 INFO L306 CDTParser]: Found 1 translation units. [2022-03-18 16:11:18,476 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/openssl-simplified/s3_srvr_4.cil.c [2022-03-18 16:11:18,487 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf07112a9/0c3e2ddfbd0b46ae80d5d9e20dcae86d/FLAGd8aa43c7a [2022-03-18 16:11:18,500 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf07112a9/0c3e2ddfbd0b46ae80d5d9e20dcae86d [2022-03-18 16:11:18,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-18 16:11:18,504 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-18 16:11:18,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-18 16:11:18,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-18 16:11:18,509 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-18 16:11:18,510 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.03 04:11:18" (1/1) ... [2022-03-18 16:11:18,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b48ff8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:11:18, skipping insertion in model container [2022-03-18 16:11:18,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.03 04:11:18" (1/1) ... [2022-03-18 16:11:18,515 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-18 16:11:18,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-18 16:11:18,719 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-simplified/s3_srvr_4.cil.c[42875,42888] [2022-03-18 16:11:18,726 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-18 16:11:18,731 INFO L203 MainTranslator]: Completed pre-run [2022-03-18 16:11:18,759 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-simplified/s3_srvr_4.cil.c[42875,42888] [2022-03-18 16:11:18,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-18 16:11:18,769 INFO L208 MainTranslator]: Completed translation [2022-03-18 16:11:18,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:11:18 WrapperNode [2022-03-18 16:11:18,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-18 16:11:18,771 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-18 16:11:18,771 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-18 16:11:18,771 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-18 16:11:18,778 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:11:18" (1/1) ... [2022-03-18 16:11:18,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:11:18" (1/1) ... [2022-03-18 16:11:18,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:11:18" (1/1) ... [2022-03-18 16:11:18,787 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:11:18" (1/1) ... [2022-03-18 16:11:18,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:11:18" (1/1) ... [2022-03-18 16:11:18,807 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:11:18" (1/1) ... [2022-03-18 16:11:18,809 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:11:18" (1/1) ... [2022-03-18 16:11:18,811 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-18 16:11:18,812 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-18 16:11:18,812 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-18 16:11:18,812 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-18 16:11:18,813 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:11:18" (1/1) ... [2022-03-18 16:11:18,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-18 16:11:18,829 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-18 16:11:18,839 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 16:11:18,861 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 16:11:18,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-03-18 16:11:18,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-18 16:11:18,874 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-03-18 16:11:18,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2022-03-18 16:11:18,876 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-03-18 16:11:18,876 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-03-18 16:11:18,876 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-03-18 16:11:18,876 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-03-18 16:11:18,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-18 16:11:18,877 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2022-03-18 16:11:18,877 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-03-18 16:11:18,877 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-03-18 16:11:18,877 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2022-03-18 16:11:18,877 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-03-18 16:11:18,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-03-18 16:11:18,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-18 16:11:18,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-18 16:11:18,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-18 16:11:18,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-18 16:11:18,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-18 16:11:18,949 INFO L234 CfgBuilder]: Building ICFG [2022-03-18 16:11:18,950 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-18 16:11:19,005 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-03-18 16:11:19,315 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2022-03-18 16:11:19,315 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2022-03-18 16:11:19,321 INFO L275 CfgBuilder]: Performing block encoding [2022-03-18 16:11:19,326 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-18 16:11:19,326 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-03-18 16:11:19,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.03 04:11:19 BoogieIcfgContainer [2022-03-18 16:11:19,328 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-18 16:11:19,329 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-18 16:11:19,329 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-18 16:11:19,331 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-18 16:11:19,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.03 04:11:18" (1/3) ... [2022-03-18 16:11:19,332 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4231d323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.03 04:11:19, skipping insertion in model container [2022-03-18 16:11:19,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 04:11:18" (2/3) ... [2022-03-18 16:11:19,332 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4231d323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.03 04:11:19, skipping insertion in model container [2022-03-18 16:11:19,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.03 04:11:19" (3/3) ... [2022-03-18 16:11:19,333 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_4.cil.c [2022-03-18 16:11:19,337 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-18 16:11:19,337 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-18 16:11:19,368 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-18 16:11:19,372 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 16:11:19,372 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-03-18 16:11:19,385 INFO L276 IsEmpty]: Start isEmpty. Operand has 150 states, 142 states have (on average 1.7112676056338028) internal successors, (243), 143 states have internal predecessors, (243), 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 16:11:19,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-03-18 16:11:19,391 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:11:19,391 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] [2022-03-18 16:11:19,392 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:11:19,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:11:19,395 INFO L85 PathProgramCache]: Analyzing trace with hash 1867927467, now seen corresponding path program 1 times [2022-03-18 16:11:19,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:11:19,402 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544617411] [2022-03-18 16:11:19,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:19,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:11:19,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:19,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:11:19,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:19,672 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 16:11:19,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:11:19,673 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544617411] [2022-03-18 16:11:19,673 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544617411] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:11:19,674 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:11:19,674 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:11:19,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127690670] [2022-03-18 16:11:19,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:11:19,680 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:11:19,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:11:19,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:11:19,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:11:19,713 INFO L87 Difference]: Start difference. First operand has 150 states, 142 states have (on average 1.7112676056338028) internal successors, (243), 143 states have internal predecessors, (243), 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 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (3), 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 16:11:19,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:11:19,989 INFO L93 Difference]: Finished difference Result 414 states and 701 transitions. [2022-03-18 16:11:19,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:11:19,991 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (3), 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 50 [2022-03-18 16:11:19,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:11:19,998 INFO L225 Difference]: With dead ends: 414 [2022-03-18 16:11:19,998 INFO L226 Difference]: Without dead ends: 251 [2022-03-18 16:11:20,001 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:11:20,003 INFO L912 BasicCegarLoop]: 240 mSDtfsCounter, 634 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 236 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 636 SdHoareTripleChecker+Valid, 249 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-18 16:11:20,004 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [636 Valid, 249 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 236 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-18 16:11:20,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2022-03-18 16:11:20,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 251. [2022-03-18 16:11:20,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 251 states, 246 states have (on average 1.524390243902439) internal successors, (375), 246 states have internal predecessors, (375), 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 16:11:20,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 379 transitions. [2022-03-18 16:11:20,042 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 379 transitions. Word has length 50 [2022-03-18 16:11:20,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:11:20,043 INFO L478 AbstractCegarLoop]: Abstraction has 251 states and 379 transitions. [2022-03-18 16:11:20,043 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (3), 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 16:11:20,043 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 379 transitions. [2022-03-18 16:11:20,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-03-18 16:11:20,045 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:11:20,045 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] [2022-03-18 16:11:20,046 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-18 16:11:20,046 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:11:20,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:11:20,046 INFO L85 PathProgramCache]: Analyzing trace with hash -1459295990, now seen corresponding path program 1 times [2022-03-18 16:11:20,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:11:20,047 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108581613] [2022-03-18 16:11:20,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:20,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:11:20,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:20,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:11:20,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:20,146 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 16:11:20,146 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:11:20,146 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108581613] [2022-03-18 16:11:20,146 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108581613] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:11:20,146 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:11:20,146 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:11:20,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962388291] [2022-03-18 16:11:20,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:11:20,148 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:11:20,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:11:20,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:11:20,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:11:20,148 INFO L87 Difference]: Start difference. First operand 251 states and 379 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 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 16:11:20,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:11:20,347 INFO L93 Difference]: Finished difference Result 400 states and 612 transitions. [2022-03-18 16:11:20,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:11:20,348 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 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 16:11:20,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:11:20,352 INFO L225 Difference]: With dead ends: 400 [2022-03-18 16:11:20,352 INFO L226 Difference]: Without dead ends: 280 [2022-03-18 16:11:20,356 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:11:20,357 INFO L912 BasicCegarLoop]: 213 mSDtfsCounter, 215 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 211 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 220 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-18 16:11:20,357 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [215 Valid, 220 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-18 16:11:20,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2022-03-18 16:11:20,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 272. [2022-03-18 16:11:20,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 272 states, 267 states have (on average 1.5018726591760299) internal successors, (401), 267 states have internal predecessors, (401), 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 16:11:20,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 405 transitions. [2022-03-18 16:11:20,373 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 405 transitions. Word has length 66 [2022-03-18 16:11:20,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:11:20,373 INFO L478 AbstractCegarLoop]: Abstraction has 272 states and 405 transitions. [2022-03-18 16:11:20,373 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 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 16:11:20,374 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 405 transitions. [2022-03-18 16:11:20,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-03-18 16:11:20,380 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:11:20,381 INFO L500 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:11:20,381 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-18 16:11:20,381 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:11:20,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:11:20,382 INFO L85 PathProgramCache]: Analyzing trace with hash -984809258, now seen corresponding path program 1 times [2022-03-18 16:11:20,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:11:20,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832956506] [2022-03-18 16:11:20,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:20,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:11:20,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:20,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:11:20,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:20,460 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-18 16:11:20,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:11:20,460 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832956506] [2022-03-18 16:11:20,461 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [832956506] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:11:20,461 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:11:20,461 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:11:20,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974263812] [2022-03-18 16:11:20,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:11:20,462 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:11:20,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:11:20,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:11:20,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:11:20,462 INFO L87 Difference]: Start difference. First operand 272 states and 405 transitions. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:11:20,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:11:20,681 INFO L93 Difference]: Finished difference Result 624 states and 960 transitions. [2022-03-18 16:11:20,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:11:20,682 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 87 [2022-03-18 16:11:20,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:11:20,685 INFO L225 Difference]: With dead ends: 624 [2022-03-18 16:11:20,685 INFO L226 Difference]: Without dead ends: 366 [2022-03-18 16:11:20,687 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:11:20,688 INFO L912 BasicCegarLoop]: 214 mSDtfsCounter, 220 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 229 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-18 16:11:20,688 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [220 Valid, 221 Invalid, 264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 229 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-18 16:11:20,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2022-03-18 16:11:20,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 356. [2022-03-18 16:11:20,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 356 states, 351 states have (on average 1.4102564102564104) internal successors, (495), 351 states have internal predecessors, (495), 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 16:11:20,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 499 transitions. [2022-03-18 16:11:20,702 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 499 transitions. Word has length 87 [2022-03-18 16:11:20,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:11:20,702 INFO L478 AbstractCegarLoop]: Abstraction has 356 states and 499 transitions. [2022-03-18 16:11:20,703 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:11:20,703 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 499 transitions. [2022-03-18 16:11:20,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-03-18 16:11:20,704 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:11:20,705 INFO L500 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:11:20,705 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-18 16:11:20,705 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:11:20,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:11:20,706 INFO L85 PathProgramCache]: Analyzing trace with hash -736662764, now seen corresponding path program 1 times [2022-03-18 16:11:20,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:11:20,706 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294541465] [2022-03-18 16:11:20,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:20,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:11:20,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:20,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:11:20,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:20,790 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-18 16:11:20,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:11:20,790 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294541465] [2022-03-18 16:11:20,790 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294541465] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:11:20,790 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:11:20,790 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:11:20,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025305061] [2022-03-18 16:11:20,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:11:20,792 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:11:20,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:11:20,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:11:20,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:11:20,793 INFO L87 Difference]: Start difference. First operand 356 states and 499 transitions. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:11:20,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:11:20,986 INFO L93 Difference]: Finished difference Result 752 states and 1074 transitions. [2022-03-18 16:11:20,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:11:20,987 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 87 [2022-03-18 16:11:20,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:11:20,990 INFO L225 Difference]: With dead ends: 752 [2022-03-18 16:11:20,990 INFO L226 Difference]: Without dead ends: 410 [2022-03-18 16:11:20,991 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:11:20,997 INFO L912 BasicCegarLoop]: 214 mSDtfsCounter, 214 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-18 16:11:20,999 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [214 Valid, 221 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-18 16:11:21,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 410 states. [2022-03-18 16:11:21,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 410 to 402. [2022-03-18 16:11:21,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 402 states, 397 states have (on average 1.3879093198992443) internal successors, (551), 397 states have internal predecessors, (551), 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 16:11:21,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 555 transitions. [2022-03-18 16:11:21,016 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 555 transitions. Word has length 87 [2022-03-18 16:11:21,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:11:21,017 INFO L478 AbstractCegarLoop]: Abstraction has 402 states and 555 transitions. [2022-03-18 16:11:21,017 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:11:21,017 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 555 transitions. [2022-03-18 16:11:21,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-03-18 16:11:21,020 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:11:21,020 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-03-18 16:11:21,020 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-18 16:11:21,021 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:11:21,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:11:21,022 INFO L85 PathProgramCache]: Analyzing trace with hash -1230434312, now seen corresponding path program 1 times [2022-03-18 16:11:21,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:11:21,022 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243965411] [2022-03-18 16:11:21,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:21,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:11:21,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:21,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:11:21,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:21,108 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-03-18 16:11:21,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:11:21,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243965411] [2022-03-18 16:11:21,109 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1243965411] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:11:21,109 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:11:21,109 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:11:21,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959439233] [2022-03-18 16:11:21,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:11:21,110 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:11:21,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:11:21,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:11:21,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:11:21,111 INFO L87 Difference]: Start difference. First operand 402 states and 555 transitions. Second operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 3 states have internal predecessors, (79), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:11:21,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:11:21,285 INFO L93 Difference]: Finished difference Result 866 states and 1226 transitions. [2022-03-18 16:11:21,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:11:21,288 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 3 states have internal predecessors, (79), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 108 [2022-03-18 16:11:21,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:11:21,296 INFO L225 Difference]: With dead ends: 866 [2022-03-18 16:11:21,296 INFO L226 Difference]: Without dead ends: 478 [2022-03-18 16:11:21,297 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:11:21,299 INFO L912 BasicCegarLoop]: 213 mSDtfsCounter, 246 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 215 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 220 SdHoareTripleChecker+Invalid, 234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-18 16:11:21,299 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [246 Valid, 220 Invalid, 234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 215 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-18 16:11:21,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 478 states. [2022-03-18 16:11:21,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 478 to 452. [2022-03-18 16:11:21,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 452 states, 447 states have (on average 1.366890380313199) internal successors, (611), 447 states have internal predecessors, (611), 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 16:11:21,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 452 states and 615 transitions. [2022-03-18 16:11:21,323 INFO L78 Accepts]: Start accepts. Automaton has 452 states and 615 transitions. Word has length 108 [2022-03-18 16:11:21,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:11:21,324 INFO L478 AbstractCegarLoop]: Abstraction has 452 states and 615 transitions. [2022-03-18 16:11:21,324 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 3 states have internal predecessors, (79), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:11:21,324 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 615 transitions. [2022-03-18 16:11:21,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-03-18 16:11:21,325 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:11:21,325 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-03-18 16:11:21,325 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-18 16:11:21,326 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:11:21,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:11:21,326 INFO L85 PathProgramCache]: Analyzing trace with hash 779438989, now seen corresponding path program 1 times [2022-03-18 16:11:21,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:11:21,326 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976144618] [2022-03-18 16:11:21,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:21,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:11:21,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:21,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:11:21,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:21,399 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-03-18 16:11:21,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:11:21,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976144618] [2022-03-18 16:11:21,399 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976144618] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:11:21,400 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:11:21,400 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:11:21,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716540975] [2022-03-18 16:11:21,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:11:21,400 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:11:21,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:11:21,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:11:21,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:11:21,401 INFO L87 Difference]: Start difference. First operand 452 states and 615 transitions. Second operand has 4 states, 4 states have (on average 24.5) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:11:21,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:11:21,555 INFO L93 Difference]: Finished difference Result 912 states and 1244 transitions. [2022-03-18 16:11:21,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:11:21,556 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 127 [2022-03-18 16:11:21,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:11:21,559 INFO L225 Difference]: With dead ends: 912 [2022-03-18 16:11:21,559 INFO L226 Difference]: Without dead ends: 681 [2022-03-18 16:11:21,559 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:11:21,560 INFO L912 BasicCegarLoop]: 374 mSDtfsCounter, 334 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 334 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-18 16:11:21,561 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [334 Valid, 381 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-18 16:11:21,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 681 states. [2022-03-18 16:11:21,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 681 to 681. [2022-03-18 16:11:21,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 681 states, 676 states have (on average 1.3609467455621302) internal successors, (920), 676 states have internal predecessors, (920), 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 16:11:21,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 681 states and 924 transitions. [2022-03-18 16:11:21,575 INFO L78 Accepts]: Start accepts. Automaton has 681 states and 924 transitions. Word has length 127 [2022-03-18 16:11:21,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:11:21,575 INFO L478 AbstractCegarLoop]: Abstraction has 681 states and 924 transitions. [2022-03-18 16:11:21,576 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:11:21,576 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 924 transitions. [2022-03-18 16:11:21,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-03-18 16:11:21,578 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:11:21,578 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-03-18 16:11:21,578 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-18 16:11:21,578 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:11:21,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:11:21,579 INFO L85 PathProgramCache]: Analyzing trace with hash -2004018146, now seen corresponding path program 1 times [2022-03-18 16:11:21,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:11:21,579 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943854977] [2022-03-18 16:11:21,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:21,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:11:21,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:21,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:11:21,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:21,637 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-18 16:11:21,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:11:21,638 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943854977] [2022-03-18 16:11:21,638 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943854977] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:11:21,638 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:11:21,638 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:11:21,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54252980] [2022-03-18 16:11:21,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:11:21,638 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:11:21,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:11:21,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:11:21,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:11:21,639 INFO L87 Difference]: Start difference. First operand 681 states and 924 transitions. Second operand has 4 states, 4 states have (on average 28.5) internal successors, (114), 3 states have internal predecessors, (114), 1 states have call successors, (3), 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 16:11:21,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:11:21,802 INFO L93 Difference]: Finished difference Result 1367 states and 1858 transitions. [2022-03-18 16:11:21,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:11:21,802 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.5) internal successors, (114), 3 states have internal predecessors, (114), 1 states have call successors, (3), 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 128 [2022-03-18 16:11:21,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:11:21,805 INFO L225 Difference]: With dead ends: 1367 [2022-03-18 16:11:21,805 INFO L226 Difference]: Without dead ends: 907 [2022-03-18 16:11:21,806 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:11:21,807 INFO L912 BasicCegarLoop]: 372 mSDtfsCounter, 330 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 201 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 330 SdHoareTripleChecker+Valid, 379 SdHoareTripleChecker+Invalid, 207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-18 16:11:21,807 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [330 Valid, 379 Invalid, 207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 201 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-18 16:11:21,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 907 states. [2022-03-18 16:11:21,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 907 to 907. [2022-03-18 16:11:21,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 907 states, 902 states have (on average 1.3592017738359201) internal successors, (1226), 902 states have internal predecessors, (1226), 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 16:11:21,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 907 states and 1230 transitions. [2022-03-18 16:11:21,825 INFO L78 Accepts]: Start accepts. Automaton has 907 states and 1230 transitions. Word has length 128 [2022-03-18 16:11:21,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:11:21,825 INFO L478 AbstractCegarLoop]: Abstraction has 907 states and 1230 transitions. [2022-03-18 16:11:21,825 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.5) internal successors, (114), 3 states have internal predecessors, (114), 1 states have call successors, (3), 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 16:11:21,825 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1230 transitions. [2022-03-18 16:11:21,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-03-18 16:11:21,827 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:11:21,827 INFO L500 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-03-18 16:11:21,827 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-18 16:11:21,827 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:11:21,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:11:21,828 INFO L85 PathProgramCache]: Analyzing trace with hash -127535328, now seen corresponding path program 1 times [2022-03-18 16:11:21,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:11:21,828 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034186552] [2022-03-18 16:11:21,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:21,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:11:21,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:21,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:11:21,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:21,860 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-03-18 16:11:21,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:11:21,860 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034186552] [2022-03-18 16:11:21,860 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034186552] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:11:21,860 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:11:21,860 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:11:21,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938412020] [2022-03-18 16:11:21,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:11:21,861 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:11:21,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:11:21,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:11:21,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:11:21,861 INFO L87 Difference]: Start difference. First operand 907 states and 1230 transitions. Second operand has 4 states, 4 states have (on average 22.5) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (3), 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 16:11:22,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:11:22,018 INFO L93 Difference]: Finished difference Result 1617 states and 2190 transitions. [2022-03-18 16:11:22,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:11:22,019 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.5) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (3), 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 128 [2022-03-18 16:11:22,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:11:22,022 INFO L225 Difference]: With dead ends: 1617 [2022-03-18 16:11:22,022 INFO L226 Difference]: Without dead ends: 931 [2022-03-18 16:11:22,024 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:11:22,024 INFO L912 BasicCegarLoop]: 228 mSDtfsCounter, 207 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 235 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-18 16:11:22,025 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [207 Valid, 235 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-18 16:11:22,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 931 states. [2022-03-18 16:11:22,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 931 to 931. [2022-03-18 16:11:22,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 931 states, 926 states have (on average 1.355291576673866) internal successors, (1255), 926 states have internal predecessors, (1255), 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 16:11:22,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 931 states and 1259 transitions. [2022-03-18 16:11:22,043 INFO L78 Accepts]: Start accepts. Automaton has 931 states and 1259 transitions. Word has length 128 [2022-03-18 16:11:22,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:11:22,044 INFO L478 AbstractCegarLoop]: Abstraction has 931 states and 1259 transitions. [2022-03-18 16:11:22,044 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.5) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (3), 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 16:11:22,044 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1259 transitions. [2022-03-18 16:11:22,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-03-18 16:11:22,046 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:11:22,046 INFO L500 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:11:22,046 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-18 16:11:22,046 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:11:22,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:11:22,046 INFO L85 PathProgramCache]: Analyzing trace with hash 387517255, now seen corresponding path program 1 times [2022-03-18 16:11:22,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:11:22,047 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12972972] [2022-03-18 16:11:22,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:22,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:11:22,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:22,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:11:22,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:22,105 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-03-18 16:11:22,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:11:22,106 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12972972] [2022-03-18 16:11:22,106 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12972972] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:11:22,107 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:11:22,107 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:11:22,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789414875] [2022-03-18 16:11:22,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:11:22,108 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:11:22,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:11:22,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:11:22,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:11:22,109 INFO L87 Difference]: Start difference. First operand 931 states and 1259 transitions. Second operand has 4 states, 4 states have (on average 34.75) internal successors, (139), 3 states have internal predecessors, (139), 1 states have call successors, (3), 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 16:11:22,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:11:22,309 INFO L93 Difference]: Finished difference Result 2017 states and 2795 transitions. [2022-03-18 16:11:22,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:11:22,310 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.75) internal successors, (139), 3 states have internal predecessors, (139), 1 states have call successors, (3), 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 168 [2022-03-18 16:11:22,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:11:22,314 INFO L225 Difference]: With dead ends: 2017 [2022-03-18 16:11:22,314 INFO L226 Difference]: Without dead ends: 1100 [2022-03-18 16:11:22,315 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:11:22,317 INFO L912 BasicCegarLoop]: 211 mSDtfsCounter, 236 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 229 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-18 16:11:22,317 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [236 Valid, 218 Invalid, 266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 229 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-18 16:11:22,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1100 states. [2022-03-18 16:11:22,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1100 to 1054. [2022-03-18 16:11:22,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1054 states, 1049 states have (on average 1.336510962821735) internal successors, (1402), 1049 states have internal predecessors, (1402), 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 16:11:22,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 1054 states and 1406 transitions. [2022-03-18 16:11:22,337 INFO L78 Accepts]: Start accepts. Automaton has 1054 states and 1406 transitions. Word has length 168 [2022-03-18 16:11:22,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:11:22,337 INFO L478 AbstractCegarLoop]: Abstraction has 1054 states and 1406 transitions. [2022-03-18 16:11:22,337 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.75) internal successors, (139), 3 states have internal predecessors, (139), 1 states have call successors, (3), 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 16:11:22,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1406 transitions. [2022-03-18 16:11:22,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-03-18 16:11:22,339 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:11:22,339 INFO L500 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:11:22,340 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-18 16:11:22,340 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:11:22,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:11:22,340 INFO L85 PathProgramCache]: Analyzing trace with hash 1058050790, now seen corresponding path program 1 times [2022-03-18 16:11:22,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:11:22,340 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38663172] [2022-03-18 16:11:22,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:22,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:11:22,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:22,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:11:22,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:22,382 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2022-03-18 16:11:22,382 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:11:22,383 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38663172] [2022-03-18 16:11:22,383 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38663172] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:11:22,383 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:11:22,383 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:11:22,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782589812] [2022-03-18 16:11:22,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:11:22,383 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:11:22,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:11:22,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:11:22,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:11:22,384 INFO L87 Difference]: Start difference. First operand 1054 states and 1406 transitions. Second operand has 4 states, 4 states have (on average 29.5) internal successors, (118), 3 states have internal predecessors, (118), 1 states have call successors, (3), 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 16:11:22,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:11:22,545 INFO L93 Difference]: Finished difference Result 2320 states and 3184 transitions. [2022-03-18 16:11:22,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:11:22,546 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.5) internal successors, (118), 3 states have internal predecessors, (118), 1 states have call successors, (3), 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 181 [2022-03-18 16:11:22,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:11:22,550 INFO L225 Difference]: With dead ends: 2320 [2022-03-18 16:11:22,550 INFO L226 Difference]: Without dead ends: 1276 [2022-03-18 16:11:22,552 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:11:22,552 INFO L912 BasicCegarLoop]: 212 mSDtfsCounter, 332 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 332 SdHoareTripleChecker+Valid, 219 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-18 16:11:22,552 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [332 Valid, 219 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-18 16:11:22,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1276 states. [2022-03-18 16:11:22,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1276 to 1258. [2022-03-18 16:11:22,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1258 states, 1253 states have (on average 1.3894652833200318) internal successors, (1741), 1253 states have internal predecessors, (1741), 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 16:11:22,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 1258 states and 1745 transitions. [2022-03-18 16:11:22,579 INFO L78 Accepts]: Start accepts. Automaton has 1258 states and 1745 transitions. Word has length 181 [2022-03-18 16:11:22,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:11:22,579 INFO L478 AbstractCegarLoop]: Abstraction has 1258 states and 1745 transitions. [2022-03-18 16:11:22,579 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.5) internal successors, (118), 3 states have internal predecessors, (118), 1 states have call successors, (3), 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 16:11:22,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1745 transitions. [2022-03-18 16:11:22,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-03-18 16:11:22,582 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:11:22,582 INFO L500 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-03-18 16:11:22,582 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-18 16:11:22,582 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:11:22,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:11:22,583 INFO L85 PathProgramCache]: Analyzing trace with hash 1659327962, now seen corresponding path program 1 times [2022-03-18 16:11:22,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:11:22,583 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9293882] [2022-03-18 16:11:22,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:22,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:11:22,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:22,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:11:22,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:22,625 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2022-03-18 16:11:22,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:11:22,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9293882] [2022-03-18 16:11:22,626 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [9293882] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:11:22,626 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:11:22,626 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:11:22,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253974748] [2022-03-18 16:11:22,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:11:22,626 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:11:22,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:11:22,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:11:22,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:11:22,627 INFO L87 Difference]: Start difference. First operand 1258 states and 1745 transitions. Second operand has 4 states, 4 states have (on average 32.0) internal successors, (128), 3 states have internal predecessors, (128), 1 states have call successors, (3), 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 16:11:22,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:11:22,831 INFO L93 Difference]: Finished difference Result 3638 states and 5071 transitions. [2022-03-18 16:11:22,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:11:22,831 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 3 states have internal predecessors, (128), 1 states have call successors, (3), 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 210 [2022-03-18 16:11:22,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:11:22,838 INFO L225 Difference]: With dead ends: 3638 [2022-03-18 16:11:22,839 INFO L226 Difference]: Without dead ends: 2394 [2022-03-18 16:11:22,841 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:11:22,841 INFO L912 BasicCegarLoop]: 374 mSDtfsCounter, 333 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 333 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-18 16:11:22,842 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [333 Valid, 381 Invalid, 204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-18 16:11:22,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2394 states. [2022-03-18 16:11:22,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2394 to 2392. [2022-03-18 16:11:22,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2392 states, 2387 states have (on average 1.3937997486384583) internal successors, (3327), 2387 states have internal predecessors, (3327), 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 16:11:22,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2392 states to 2392 states and 3331 transitions. [2022-03-18 16:11:22,891 INFO L78 Accepts]: Start accepts. Automaton has 2392 states and 3331 transitions. Word has length 210 [2022-03-18 16:11:22,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:11:22,892 INFO L478 AbstractCegarLoop]: Abstraction has 2392 states and 3331 transitions. [2022-03-18 16:11:22,892 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 3 states have internal predecessors, (128), 1 states have call successors, (3), 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 16:11:22,892 INFO L276 IsEmpty]: Start isEmpty. Operand 2392 states and 3331 transitions. [2022-03-18 16:11:22,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-03-18 16:11:22,896 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:11:22,896 INFO L500 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-03-18 16:11:22,896 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-18 16:11:22,896 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:11:22,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:11:22,896 INFO L85 PathProgramCache]: Analyzing trace with hash 334471768, now seen corresponding path program 1 times [2022-03-18 16:11:22,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:11:22,897 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461126435] [2022-03-18 16:11:22,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:22,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:11:22,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:22,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:11:22,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:22,935 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2022-03-18 16:11:22,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:11:22,936 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461126435] [2022-03-18 16:11:22,936 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461126435] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:11:22,936 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:11:22,936 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:11:22,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787974593] [2022-03-18 16:11:22,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:11:22,936 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:11:22,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:11:22,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:11:22,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:11:22,937 INFO L87 Difference]: Start difference. First operand 2392 states and 3331 transitions. Second operand has 4 states, 4 states have (on average 34.75) internal successors, (139), 3 states have internal predecessors, (139), 1 states have call successors, (3), 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 16:11:23,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:11:23,162 INFO L93 Difference]: Finished difference Result 5018 states and 7084 transitions. [2022-03-18 16:11:23,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:11:23,163 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.75) internal successors, (139), 3 states have internal predecessors, (139), 1 states have call successors, (3), 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 210 [2022-03-18 16:11:23,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:11:23,171 INFO L225 Difference]: With dead ends: 5018 [2022-03-18 16:11:23,171 INFO L226 Difference]: Without dead ends: 2640 [2022-03-18 16:11:23,175 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:11:23,175 INFO L912 BasicCegarLoop]: 201 mSDtfsCounter, 220 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 212 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 208 SdHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-18 16:11:23,176 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [220 Valid, 208 Invalid, 238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 212 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-18 16:11:23,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2640 states. [2022-03-18 16:11:23,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2640 to 2640. [2022-03-18 16:11:23,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2640 states, 2635 states have (on average 1.3719165085388993) internal successors, (3615), 2635 states have internal predecessors, (3615), 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 16:11:23,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2640 states to 2640 states and 3619 transitions. [2022-03-18 16:11:23,228 INFO L78 Accepts]: Start accepts. Automaton has 2640 states and 3619 transitions. Word has length 210 [2022-03-18 16:11:23,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:11:23,229 INFO L478 AbstractCegarLoop]: Abstraction has 2640 states and 3619 transitions. [2022-03-18 16:11:23,229 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.75) internal successors, (139), 3 states have internal predecessors, (139), 1 states have call successors, (3), 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 16:11:23,229 INFO L276 IsEmpty]: Start isEmpty. Operand 2640 states and 3619 transitions. [2022-03-18 16:11:23,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2022-03-18 16:11:23,233 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:11:23,233 INFO L500 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-03-18 16:11:23,234 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-18 16:11:23,234 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:11:23,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:11:23,234 INFO L85 PathProgramCache]: Analyzing trace with hash 1365730685, now seen corresponding path program 1 times [2022-03-18 16:11:23,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:11:23,234 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404342860] [2022-03-18 16:11:23,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:23,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:11:23,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:23,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:11:23,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:23,309 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 343 proven. 26 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-03-18 16:11:23,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:11:23,309 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404342860] [2022-03-18 16:11:23,309 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404342860] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-18 16:11:23,309 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1256024532] [2022-03-18 16:11:23,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:23,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-18 16:11:23,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-18 16:11:23,311 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-18 16:11:23,317 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-03-18 16:11:23,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:23,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-18 16:11:23,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-18 16:11:23,826 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 343 proven. 26 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-03-18 16:11:23,826 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-18 16:11:24,078 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 343 proven. 26 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-03-18 16:11:24,079 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1256024532] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-18 16:11:24,079 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-18 16:11:24,079 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 7 [2022-03-18 16:11:24,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706735743] [2022-03-18 16:11:24,079 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-18 16:11:24,080 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-18 16:11:24,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:11:24,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-18 16:11:24,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-03-18 16:11:24,080 INFO L87 Difference]: Start difference. First operand 2640 states and 3619 transitions. Second operand has 7 states, 7 states have (on average 34.42857142857143) internal successors, (241), 6 states have internal predecessors, (241), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:11:24,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:11:24,529 INFO L93 Difference]: Finished difference Result 6440 states and 8840 transitions. [2022-03-18 16:11:24,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-18 16:11:24,529 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 34.42857142857143) internal successors, (241), 6 states have internal predecessors, (241), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 238 [2022-03-18 16:11:24,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:11:24,541 INFO L225 Difference]: With dead ends: 6440 [2022-03-18 16:11:24,541 INFO L226 Difference]: Without dead ends: 3726 [2022-03-18 16:11:24,546 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 488 GetRequests, 479 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2022-03-18 16:11:24,547 INFO L912 BasicCegarLoop]: 311 mSDtfsCounter, 640 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 680 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 640 SdHoareTripleChecker+Valid, 328 SdHoareTripleChecker+Invalid, 752 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 680 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-18 16:11:24,547 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [640 Valid, 328 Invalid, 752 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 680 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-18 16:11:24,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3726 states. [2022-03-18 16:11:24,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3726 to 2954. [2022-03-18 16:11:24,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2954 states, 2949 states have (on average 1.34587995930824) internal successors, (3969), 2949 states have internal predecessors, (3969), 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 16:11:24,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2954 states to 2954 states and 3973 transitions. [2022-03-18 16:11:24,641 INFO L78 Accepts]: Start accepts. Automaton has 2954 states and 3973 transitions. Word has length 238 [2022-03-18 16:11:24,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:11:24,642 INFO L478 AbstractCegarLoop]: Abstraction has 2954 states and 3973 transitions. [2022-03-18 16:11:24,642 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 34.42857142857143) internal successors, (241), 6 states have internal predecessors, (241), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:11:24,642 INFO L276 IsEmpty]: Start isEmpty. Operand 2954 states and 3973 transitions. [2022-03-18 16:11:24,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2022-03-18 16:11:24,647 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:11:24,647 INFO L500 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-03-18 16:11:24,667 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-03-18 16:11:24,864 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-03-18 16:11:24,865 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:11:24,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:11:24,865 INFO L85 PathProgramCache]: Analyzing trace with hash 1932184045, now seen corresponding path program 1 times [2022-03-18 16:11:24,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:11:24,866 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026737684] [2022-03-18 16:11:24,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:24,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:11:24,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:24,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:11:24,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:24,914 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2022-03-18 16:11:24,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:11:24,914 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026737684] [2022-03-18 16:11:24,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026737684] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-18 16:11:24,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1463205177] [2022-03-18 16:11:24,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:24,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-18 16:11:24,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-18 16:11:24,916 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-18 16:11:24,939 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-18 16:11:25,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:25,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-18 16:11:25,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-18 16:11:25,314 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2022-03-18 16:11:25,315 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-18 16:11:25,590 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2022-03-18 16:11:25,590 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1463205177] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-18 16:11:25,590 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-18 16:11:25,590 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 7 [2022-03-18 16:11:25,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605302816] [2022-03-18 16:11:25,591 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-18 16:11:25,591 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-18 16:11:25,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:11:25,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-18 16:11:25,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-03-18 16:11:25,592 INFO L87 Difference]: Start difference. First operand 2954 states and 3973 transitions. Second operand has 7 states, 7 states have (on average 29.857142857142858) internal successors, (209), 6 states have internal predecessors, (209), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:11:26,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:11:26,516 INFO L93 Difference]: Finished difference Result 11005 states and 15399 transitions. [2022-03-18 16:11:26,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-18 16:11:26,517 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 29.857142857142858) internal successors, (209), 6 states have internal predecessors, (209), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 259 [2022-03-18 16:11:26,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:11:26,540 INFO L225 Difference]: With dead ends: 11005 [2022-03-18 16:11:26,540 INFO L226 Difference]: Without dead ends: 8065 [2022-03-18 16:11:26,548 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 539 GetRequests, 526 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2022-03-18 16:11:26,548 INFO L912 BasicCegarLoop]: 540 mSDtfsCounter, 724 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 1323 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 724 SdHoareTripleChecker+Valid, 552 SdHoareTripleChecker+Invalid, 1404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 1323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-18 16:11:26,548 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [724 Valid, 552 Invalid, 1404 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 1323 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-18 16:11:26,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8065 states. [2022-03-18 16:11:26,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8065 to 6508. [2022-03-18 16:11:26,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6508 states, 6503 states have (on average 1.3416884514839305) internal successors, (8725), 6503 states have internal predecessors, (8725), 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 16:11:26,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6508 states to 6508 states and 8729 transitions. [2022-03-18 16:11:26,741 INFO L78 Accepts]: Start accepts. Automaton has 6508 states and 8729 transitions. Word has length 259 [2022-03-18 16:11:26,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:11:26,741 INFO L478 AbstractCegarLoop]: Abstraction has 6508 states and 8729 transitions. [2022-03-18 16:11:26,741 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 29.857142857142858) internal successors, (209), 6 states have internal predecessors, (209), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:11:26,741 INFO L276 IsEmpty]: Start isEmpty. Operand 6508 states and 8729 transitions. [2022-03-18 16:11:26,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2022-03-18 16:11:26,753 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:11:26,753 INFO L500 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2022-03-18 16:11:26,773 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-18 16:11:26,971 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-03-18 16:11:26,971 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:11:26,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:11:26,972 INFO L85 PathProgramCache]: Analyzing trace with hash -1590295734, now seen corresponding path program 1 times [2022-03-18 16:11:26,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:11:26,972 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169092938] [2022-03-18 16:11:26,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:26,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:11:26,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:27,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:11:27,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:27,013 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 449 proven. 0 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2022-03-18 16:11:27,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:11:27,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169092938] [2022-03-18 16:11:27,014 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169092938] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:11:27,014 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:11:27,014 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:11:27,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245388994] [2022-03-18 16:11:27,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:11:27,014 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:11:27,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:11:27,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:11:27,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:11:27,015 INFO L87 Difference]: Start difference. First operand 6508 states and 8729 transitions. Second operand has 4 states, 4 states have (on average 35.5) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (3), 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 16:11:27,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:11:27,256 INFO L93 Difference]: Finished difference Result 11088 states and 15118 transitions. [2022-03-18 16:11:27,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:11:27,257 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (3), 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 296 [2022-03-18 16:11:27,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:11:27,265 INFO L225 Difference]: With dead ends: 11088 [2022-03-18 16:11:27,266 INFO L226 Difference]: Without dead ends: 3167 [2022-03-18 16:11:27,276 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:11:27,276 INFO L912 BasicCegarLoop]: 213 mSDtfsCounter, 223 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 227 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 220 SdHoareTripleChecker+Invalid, 256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 227 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-18 16:11:27,276 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [223 Valid, 220 Invalid, 256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 227 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-18 16:11:27,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3167 states. [2022-03-18 16:11:27,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3167 to 2897. [2022-03-18 16:11:27,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2897 states, 2892 states have (on average 1.329875518672199) internal successors, (3846), 2892 states have internal predecessors, (3846), 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 16:11:27,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2897 states to 2897 states and 3850 transitions. [2022-03-18 16:11:27,361 INFO L78 Accepts]: Start accepts. Automaton has 2897 states and 3850 transitions. Word has length 296 [2022-03-18 16:11:27,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:11:27,361 INFO L478 AbstractCegarLoop]: Abstraction has 2897 states and 3850 transitions. [2022-03-18 16:11:27,361 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (3), 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 16:11:27,361 INFO L276 IsEmpty]: Start isEmpty. Operand 2897 states and 3850 transitions. [2022-03-18 16:11:27,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2022-03-18 16:11:27,367 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:11:27,367 INFO L500 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 8, 8, 7, 7, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:11:27,367 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-18 16:11:27,367 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:11:27,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:11:27,368 INFO L85 PathProgramCache]: Analyzing trace with hash 1468447218, now seen corresponding path program 1 times [2022-03-18 16:11:27,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:11:27,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687190110] [2022-03-18 16:11:27,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:27,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:11:27,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:27,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:11:27,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:27,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1114 backedges. 454 proven. 0 refuted. 0 times theorem prover too weak. 660 trivial. 0 not checked. [2022-03-18 16:11:27,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:11:27,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687190110] [2022-03-18 16:11:27,414 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687190110] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:11:27,414 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:11:27,414 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:11:27,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123119702] [2022-03-18 16:11:27,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:11:27,415 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:11:27,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:11:27,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:11:27,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:11:27,415 INFO L87 Difference]: Start difference. First operand 2897 states and 3850 transitions. Second operand has 4 states, 4 states have (on average 28.5) internal successors, (114), 3 states have internal predecessors, (114), 1 states have call successors, (3), 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 16:11:27,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:11:27,630 INFO L93 Difference]: Finished difference Result 8593 states and 11384 transitions. [2022-03-18 16:11:27,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:11:27,630 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.5) internal successors, (114), 3 states have internal predecessors, (114), 1 states have call successors, (3), 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 343 [2022-03-18 16:11:27,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:11:27,643 INFO L225 Difference]: With dead ends: 8593 [2022-03-18 16:11:27,644 INFO L226 Difference]: Without dead ends: 5710 [2022-03-18 16:11:27,650 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:11:27,650 INFO L912 BasicCegarLoop]: 353 mSDtfsCounter, 366 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 195 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 366 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-18 16:11:27,650 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [366 Valid, 360 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 195 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-18 16:11:27,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5710 states. [2022-03-18 16:11:27,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5710 to 2907. [2022-03-18 16:11:27,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2907 states, 2902 states have (on average 1.3287388008270158) internal successors, (3856), 2902 states have internal predecessors, (3856), 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 16:11:27,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2907 states to 2907 states and 3860 transitions. [2022-03-18 16:11:27,722 INFO L78 Accepts]: Start accepts. Automaton has 2907 states and 3860 transitions. Word has length 343 [2022-03-18 16:11:27,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:11:27,722 INFO L478 AbstractCegarLoop]: Abstraction has 2907 states and 3860 transitions. [2022-03-18 16:11:27,723 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.5) internal successors, (114), 3 states have internal predecessors, (114), 1 states have call successors, (3), 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 16:11:27,723 INFO L276 IsEmpty]: Start isEmpty. Operand 2907 states and 3860 transitions. [2022-03-18 16:11:27,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2022-03-18 16:11:27,728 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:11:27,728 INFO L500 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 8, 8, 7, 7, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:11:27,729 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-18 16:11:27,729 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:11:27,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:11:27,730 INFO L85 PathProgramCache]: Analyzing trace with hash -257298319, now seen corresponding path program 1 times [2022-03-18 16:11:27,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:11:27,730 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64777129] [2022-03-18 16:11:27,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:27,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:11:27,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:27,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:11:27,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:27,771 INFO L134 CoverageAnalysis]: Checked inductivity of 1114 backedges. 580 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2022-03-18 16:11:27,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:11:27,771 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64777129] [2022-03-18 16:11:27,771 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [64777129] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:11:27,771 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:11:27,771 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:11:27,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492622336] [2022-03-18 16:11:27,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:11:27,772 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:11:27,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:11:27,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:11:27,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:11:27,773 INFO L87 Difference]: Start difference. First operand 2907 states and 3860 transitions. Second operand has 4 states, 4 states have (on average 34.0) internal successors, (136), 3 states have internal predecessors, (136), 1 states have call successors, (3), 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 16:11:27,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:11:27,989 INFO L93 Difference]: Finished difference Result 6138 states and 8200 transitions. [2022-03-18 16:11:27,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:11:27,990 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 3 states have internal predecessors, (136), 1 states have call successors, (3), 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 343 [2022-03-18 16:11:27,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:11:27,995 INFO L225 Difference]: With dead ends: 6138 [2022-03-18 16:11:27,995 INFO L226 Difference]: Without dead ends: 3245 [2022-03-18 16:11:28,000 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:11:28,000 INFO L912 BasicCegarLoop]: 209 mSDtfsCounter, 223 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-18 16:11:28,000 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [223 Valid, 216 Invalid, 222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-18 16:11:28,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3245 states. [2022-03-18 16:11:28,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3245 to 3177. [2022-03-18 16:11:28,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3177 states, 3172 states have (on average 1.3165195460277428) internal successors, (4176), 3172 states have internal predecessors, (4176), 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 16:11:28,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3177 states to 3177 states and 4180 transitions. [2022-03-18 16:11:28,057 INFO L78 Accepts]: Start accepts. Automaton has 3177 states and 4180 transitions. Word has length 343 [2022-03-18 16:11:28,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:11:28,058 INFO L478 AbstractCegarLoop]: Abstraction has 3177 states and 4180 transitions. [2022-03-18 16:11:28,058 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 3 states have internal predecessors, (136), 1 states have call successors, (3), 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 16:11:28,058 INFO L276 IsEmpty]: Start isEmpty. Operand 3177 states and 4180 transitions. [2022-03-18 16:11:28,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2022-03-18 16:11:28,062 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:11:28,062 INFO L500 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 9, 9, 8, 8, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:11:28,062 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-18 16:11:28,062 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:11:28,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:11:28,063 INFO L85 PathProgramCache]: Analyzing trace with hash 1950069865, now seen corresponding path program 1 times [2022-03-18 16:11:28,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:11:28,063 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890886536] [2022-03-18 16:11:28,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:28,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:11:28,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:28,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:11:28,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:28,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1327 backedges. 738 proven. 0 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2022-03-18 16:11:28,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:11:28,106 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890886536] [2022-03-18 16:11:28,106 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890886536] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:11:28,106 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:11:28,106 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:11:28,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320042140] [2022-03-18 16:11:28,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:11:28,107 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:11:28,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:11:28,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:11:28,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:11:28,108 INFO L87 Difference]: Start difference. First operand 3177 states and 4180 transitions. Second operand has 4 states, 4 states have (on average 35.5) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (3), 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 16:11:28,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:11:28,315 INFO L93 Difference]: Finished difference Result 6469 states and 8511 transitions. [2022-03-18 16:11:28,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:11:28,316 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (3), 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 366 [2022-03-18 16:11:28,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:11:28,321 INFO L225 Difference]: With dead ends: 6469 [2022-03-18 16:11:28,321 INFO L226 Difference]: Without dead ends: 3306 [2022-03-18 16:11:28,325 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:11:28,326 INFO L912 BasicCegarLoop]: 209 mSDtfsCounter, 204 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 204 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-18 16:11:28,326 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [204 Valid, 216 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-18 16:11:28,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3306 states. [2022-03-18 16:11:28,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3306 to 2378. [2022-03-18 16:11:28,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2378 states, 2373 states have (on average 1.3080488832701223) internal successors, (3104), 2373 states have internal predecessors, (3104), 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 16:11:28,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2378 states to 2378 states and 3108 transitions. [2022-03-18 16:11:28,392 INFO L78 Accepts]: Start accepts. Automaton has 2378 states and 3108 transitions. Word has length 366 [2022-03-18 16:11:28,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:11:28,392 INFO L478 AbstractCegarLoop]: Abstraction has 2378 states and 3108 transitions. [2022-03-18 16:11:28,392 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (3), 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 16:11:28,392 INFO L276 IsEmpty]: Start isEmpty. Operand 2378 states and 3108 transitions. [2022-03-18 16:11:28,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2022-03-18 16:11:28,395 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:11:28,396 INFO L500 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 10, 10, 9, 9, 8, 8, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:11:28,396 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-18 16:11:28,396 INFO L403 AbstractCegarLoop]: === Iteration 19 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:11:28,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:11:28,396 INFO L85 PathProgramCache]: Analyzing trace with hash -1550922707, now seen corresponding path program 1 times [2022-03-18 16:11:28,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:11:28,396 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270055330] [2022-03-18 16:11:28,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:28,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:11:28,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:28,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:11:28,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:28,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1588 backedges. 1011 proven. 26 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2022-03-18 16:11:28,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:11:28,452 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270055330] [2022-03-18 16:11:28,452 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [270055330] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-18 16:11:28,452 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [403013874] [2022-03-18 16:11:28,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:28,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-18 16:11:28,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-18 16:11:28,453 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-18 16:11:28,454 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-18 16:11:28,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:28,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 719 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-18 16:11:28,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-18 16:11:29,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1588 backedges. 773 proven. 0 refuted. 0 times theorem prover too weak. 815 trivial. 0 not checked. [2022-03-18 16:11:29,092 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-18 16:11:29,092 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [403013874] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:11:29,092 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-18 16:11:29,092 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-03-18 16:11:29,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67699068] [2022-03-18 16:11:29,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:11:29,093 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-18 16:11:29,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:11:29,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-18 16:11:29,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:11:29,093 INFO L87 Difference]: Start difference. First operand 2378 states and 3108 transitions. Second operand has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:11:29,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:11:29,139 INFO L93 Difference]: Finished difference Result 2852 states and 3727 transitions. [2022-03-18 16:11:29,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-18 16:11:29,140 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 399 [2022-03-18 16:11:29,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:11:29,144 INFO L225 Difference]: With dead ends: 2852 [2022-03-18 16:11:29,144 INFO L226 Difference]: Without dead ends: 2714 [2022-03-18 16:11:29,145 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 404 GetRequests, 400 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-03-18 16:11:29,145 INFO L912 BasicCegarLoop]: 356 mSDtfsCounter, 90 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 541 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-18 16:11:29,145 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [90 Valid, 541 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-18 16:11:29,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2714 states. [2022-03-18 16:11:29,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2714 to 2242. [2022-03-18 16:11:29,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2242 states, 2237 states have (on average 1.318730442556996) internal successors, (2950), 2237 states have internal predecessors, (2950), 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 16:11:29,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 2242 states and 2954 transitions. [2022-03-18 16:11:29,190 INFO L78 Accepts]: Start accepts. Automaton has 2242 states and 2954 transitions. Word has length 399 [2022-03-18 16:11:29,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:11:29,190 INFO L478 AbstractCegarLoop]: Abstraction has 2242 states and 2954 transitions. [2022-03-18 16:11:29,190 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:11:29,190 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 2954 transitions. [2022-03-18 16:11:29,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2022-03-18 16:11:29,194 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:11:29,194 INFO L500 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 11, 11, 10, 10, 9, 9, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:11:29,215 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-18 16:11:29,414 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-18 16:11:29,415 INFO L403 AbstractCegarLoop]: === Iteration 20 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:11:29,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:11:29,415 INFO L85 PathProgramCache]: Analyzing trace with hash 1704567234, now seen corresponding path program 1 times [2022-03-18 16:11:29,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:11:29,415 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649781334] [2022-03-18 16:11:29,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:29,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:11:29,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:29,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:11:29,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:29,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1704 backedges. 1045 proven. 26 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2022-03-18 16:11:29,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:11:29,485 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649781334] [2022-03-18 16:11:29,485 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [649781334] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-18 16:11:29,485 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [633275959] [2022-03-18 16:11:29,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:29,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-18 16:11:29,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-18 16:11:29,486 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-18 16:11:29,488 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-18 16:11:29,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:29,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 736 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-18 16:11:29,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-18 16:11:29,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1704 backedges. 1045 proven. 26 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2022-03-18 16:11:29,957 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-18 16:11:30,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1704 backedges. 1045 proven. 26 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2022-03-18 16:11:30,416 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [633275959] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-18 16:11:30,416 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-18 16:11:30,416 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 7 [2022-03-18 16:11:30,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38676169] [2022-03-18 16:11:30,417 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-18 16:11:30,419 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-18 16:11:30,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:11:30,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-18 16:11:30,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-03-18 16:11:30,419 INFO L87 Difference]: Start difference. First operand 2242 states and 2954 transitions. Second operand has 7 states, 7 states have (on average 34.42857142857143) internal successors, (241), 6 states have internal predecessors, (241), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:11:30,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:11:30,997 INFO L93 Difference]: Finished difference Result 5125 states and 6746 transitions. [2022-03-18 16:11:30,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-18 16:11:30,997 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 34.42857142857143) internal successors, (241), 6 states have internal predecessors, (241), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 415 [2022-03-18 16:11:30,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:11:31,010 INFO L225 Difference]: With dead ends: 5125 [2022-03-18 16:11:31,011 INFO L226 Difference]: Without dead ends: 2850 [2022-03-18 16:11:31,013 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 845 GetRequests, 835 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2022-03-18 16:11:31,014 INFO L912 BasicCegarLoop]: 303 mSDtfsCounter, 497 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 978 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 497 SdHoareTripleChecker+Valid, 325 SdHoareTripleChecker+Invalid, 1038 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 978 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-18 16:11:31,014 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [497 Valid, 325 Invalid, 1038 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 978 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-18 16:11:31,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2850 states. [2022-03-18 16:11:31,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2850 to 2375. [2022-03-18 16:11:31,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2375 states, 2370 states have (on average 1.3227848101265822) internal successors, (3135), 2370 states have internal predecessors, (3135), 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 16:11:31,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2375 states to 2375 states and 3139 transitions. [2022-03-18 16:11:31,069 INFO L78 Accepts]: Start accepts. Automaton has 2375 states and 3139 transitions. Word has length 415 [2022-03-18 16:11:31,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:11:31,069 INFO L478 AbstractCegarLoop]: Abstraction has 2375 states and 3139 transitions. [2022-03-18 16:11:31,070 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 34.42857142857143) internal successors, (241), 6 states have internal predecessors, (241), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:11:31,070 INFO L276 IsEmpty]: Start isEmpty. Operand 2375 states and 3139 transitions. [2022-03-18 16:11:31,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2022-03-18 16:11:31,075 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:11:31,075 INFO L500 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 15, 15, 14, 14, 13, 13, 12, 12, 12, 12, 10, 8, 8, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:11:31,097 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-03-18 16:11:31,290 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-18 16:11:31,291 INFO L403 AbstractCegarLoop]: === Iteration 21 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:11:31,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:11:31,291 INFO L85 PathProgramCache]: Analyzing trace with hash 57309602, now seen corresponding path program 1 times [2022-03-18 16:11:31,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:11:31,291 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864137183] [2022-03-18 16:11:31,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:31,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:11:31,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:31,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:11:31,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:31,359 INFO L134 CoverageAnalysis]: Checked inductivity of 3128 backedges. 1661 proven. 0 refuted. 0 times theorem prover too weak. 1467 trivial. 0 not checked. [2022-03-18 16:11:31,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:11:31,360 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864137183] [2022-03-18 16:11:31,360 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864137183] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 16:11:31,360 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 16:11:31,360 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 16:11:31,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519229054] [2022-03-18 16:11:31,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 16:11:31,360 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 16:11:31,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:11:31,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 16:11:31,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 16:11:31,361 INFO L87 Difference]: Start difference. First operand 2375 states and 3139 transitions. Second operand has 4 states, 4 states have (on average 41.75) internal successors, (167), 3 states have internal predecessors, (167), 1 states have call successors, (3), 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 16:11:31,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:11:31,566 INFO L93 Difference]: Finished difference Result 5060 states and 6737 transitions. [2022-03-18 16:11:31,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 16:11:31,567 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 41.75) internal successors, (167), 3 states have internal predecessors, (167), 1 states have call successors, (3), 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 543 [2022-03-18 16:11:31,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:11:31,571 INFO L225 Difference]: With dead ends: 5060 [2022-03-18 16:11:31,571 INFO L226 Difference]: Without dead ends: 2699 [2022-03-18 16:11:31,574 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-18 16:11:31,574 INFO L912 BasicCegarLoop]: 208 mSDtfsCounter, 203 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 219 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 203 SdHoareTripleChecker+Valid, 215 SdHoareTripleChecker+Invalid, 234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 219 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-18 16:11:31,574 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [203 Valid, 215 Invalid, 234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 219 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-18 16:11:31,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2699 states. [2022-03-18 16:11:31,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2699 to 2681. [2022-03-18 16:11:31,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2681 states, 2676 states have (on average 1.3026905829596414) internal successors, (3486), 2676 states have internal predecessors, (3486), 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 16:11:31,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2681 states to 2681 states and 3490 transitions. [2022-03-18 16:11:31,620 INFO L78 Accepts]: Start accepts. Automaton has 2681 states and 3490 transitions. Word has length 543 [2022-03-18 16:11:31,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:11:31,620 INFO L478 AbstractCegarLoop]: Abstraction has 2681 states and 3490 transitions. [2022-03-18 16:11:31,621 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 41.75) internal successors, (167), 3 states have internal predecessors, (167), 1 states have call successors, (3), 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 16:11:31,621 INFO L276 IsEmpty]: Start isEmpty. Operand 2681 states and 3490 transitions. [2022-03-18 16:11:31,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 606 [2022-03-18 16:11:31,625 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 16:11:31,626 INFO L500 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 18, 18, 18, 17, 17, 16, 16, 15, 15, 14, 14, 14, 14, 12, 10, 10, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 16:11:31,626 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-18 16:11:31,626 INFO L403 AbstractCegarLoop]: === Iteration 22 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 16:11:31,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 16:11:31,626 INFO L85 PathProgramCache]: Analyzing trace with hash -1734536330, now seen corresponding path program 1 times [2022-03-18 16:11:31,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 16:11:31,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713198727] [2022-03-18 16:11:31,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:31,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 16:11:31,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:31,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 16:11:31,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:31,710 INFO L134 CoverageAnalysis]: Checked inductivity of 4009 backedges. 2315 proven. 26 refuted. 0 times theorem prover too weak. 1668 trivial. 0 not checked. [2022-03-18 16:11:31,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 16:11:31,711 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713198727] [2022-03-18 16:11:31,711 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713198727] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-18 16:11:31,711 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1048725515] [2022-03-18 16:11:31,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 16:11:31,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-18 16:11:31,711 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-18 16:11:31,712 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-18 16:11:31,714 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-18 16:11:31,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 16:11:31,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 994 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-18 16:11:31,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-18 16:11:32,425 INFO L134 CoverageAnalysis]: Checked inductivity of 4009 backedges. 2315 proven. 26 refuted. 0 times theorem prover too weak. 1668 trivial. 0 not checked. [2022-03-18 16:11:32,425 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-18 16:11:32,969 INFO L134 CoverageAnalysis]: Checked inductivity of 4009 backedges. 2315 proven. 26 refuted. 0 times theorem prover too weak. 1668 trivial. 0 not checked. [2022-03-18 16:11:32,969 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1048725515] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-18 16:11:32,970 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-18 16:11:32,970 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 9 [2022-03-18 16:11:32,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066950903] [2022-03-18 16:11:32,970 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-18 16:11:32,971 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-03-18 16:11:32,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 16:11:32,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-03-18 16:11:32,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-03-18 16:11:32,971 INFO L87 Difference]: Start difference. First operand 2681 states and 3490 transitions. Second operand has 9 states, 9 states have (on average 37.22222222222222) internal successors, (335), 8 states have internal predecessors, (335), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:11:33,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 16:11:33,550 INFO L93 Difference]: Finished difference Result 4438 states and 5783 transitions. [2022-03-18 16:11:33,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-18 16:11:33,551 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 37.22222222222222) internal successors, (335), 8 states have internal predecessors, (335), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 605 [2022-03-18 16:11:33,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 16:11:33,552 INFO L225 Difference]: With dead ends: 4438 [2022-03-18 16:11:33,552 INFO L226 Difference]: Without dead ends: 0 [2022-03-18 16:11:33,557 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 1223 GetRequests, 1212 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2022-03-18 16:11:33,558 INFO L912 BasicCegarLoop]: 296 mSDtfsCounter, 420 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 1067 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 420 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 1132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 1067 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-18 16:11:33,559 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [420 Valid, 313 Invalid, 1132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 1067 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-18 16:11:33,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-03-18 16:11:33,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-03-18 16:11:33,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-18 16:11:33,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-03-18 16:11:33,559 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 605 [2022-03-18 16:11:33,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 16:11:33,560 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-03-18 16:11:33,560 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 37.22222222222222) internal successors, (335), 8 states have internal predecessors, (335), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-18 16:11:33,560 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-03-18 16:11:33,560 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-03-18 16:11:33,562 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-03-18 16:11:33,591 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-03-18 16:11:33,779 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2022-03-18 16:11:33,781 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-03-18 16:11:40,611 INFO L882 garLoopResultBuilder]: For program point reach_errorEXIT(line 13) no Hoare annotation was computed. [2022-03-18 16:11:40,611 INFO L882 garLoopResultBuilder]: For program point reach_errorENTRY(line 13) no Hoare annotation was computed. [2022-03-18 16:11:40,611 INFO L882 garLoopResultBuilder]: For program point reach_errorFINAL(line 13) no Hoare annotation was computed. [2022-03-18 16:11:40,611 INFO L885 garLoopResultBuilder]: At program point mainENTRY(lines 623 634) the Hoare annotation is: true [2022-03-18 16:11:40,611 INFO L882 garLoopResultBuilder]: For program point mainFINAL(lines 623 634) no Hoare annotation was computed. [2022-03-18 16:11:40,611 INFO L882 garLoopResultBuilder]: For program point mainEXIT(lines 623 634) no Hoare annotation was computed. [2022-03-18 16:11:40,611 INFO L885 garLoopResultBuilder]: At program point L630(line 630) the Hoare annotation is: true [2022-03-18 16:11:40,611 INFO L882 garLoopResultBuilder]: For program point L630-1(line 630) no Hoare annotation was computed. [2022-03-18 16:11:40,611 INFO L882 garLoopResultBuilder]: For program point L531(lines 531 535) no Hoare annotation was computed. [2022-03-18 16:11:40,611 INFO L882 garLoopResultBuilder]: For program point L531-2(lines 531 535) no Hoare annotation was computed. [2022-03-18 16:11:40,611 INFO L882 garLoopResultBuilder]: For program point L399(lines 399 417) no Hoare annotation was computed. [2022-03-18 16:11:40,612 INFO L878 garLoopResultBuilder]: At program point L201(lines 197 562) the Hoare annotation is: (let ((.cse1 (< ssl3_accept_~s__state~0 8656)) (.cse0 (<= 8640 ssl3_accept_~s__state~0)) (.cse2 (= ssl3_accept_~s__hit~0 0))) (or (and .cse0 (= 2 ssl3_accept_~blastFlag~0) (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse1 .cse2) (and .cse0 (= ssl3_accept_~blastFlag~0 0) .cse1) (and .cse0 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8640) (not .cse2) (<= 8640 ssl3_accept_~s__s3__tmp__next_state___0~0) (<= ssl3_accept_~s__state~0 8640)))) [2022-03-18 16:11:40,612 INFO L878 garLoopResultBuilder]: At program point L168(lines 164 573) the Hoare annotation is: (let ((.cse0 (not (<= 8576 ssl3_accept_~s__state~0))) (.cse1 (< 8496 ssl3_accept_~s__state~0))) (or (and .cse0 (= 2 ssl3_accept_~blastFlag~0) .cse1 (= ssl3_accept_~s__hit~0 0)) (and (= ssl3_accept_~blastFlag~0 0) .cse0 .cse1))) [2022-03-18 16:11:40,612 INFO L878 garLoopResultBuilder]: At program point L135(lines 134 583) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~s__state~0 8640))) (or (and (= 2 ssl3_accept_~blastFlag~0) .cse0) (and (= ssl3_accept_~blastFlag~0 0) .cse0) (and (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8640) .cse0))) [2022-03-18 16:11:40,612 INFO L882 garLoopResultBuilder]: For program point L102(lines 102 104) no Hoare annotation was computed. [2022-03-18 16:11:40,612 INFO L882 garLoopResultBuilder]: For program point L499(lines 499 502) no Hoare annotation was computed. [2022-03-18 16:11:40,612 INFO L882 garLoopResultBuilder]: For program point L400(lines 400 406) no Hoare annotation was computed. [2022-03-18 16:11:40,612 INFO L882 garLoopResultBuilder]: For program point L203(lines 203 560) no Hoare annotation was computed. [2022-03-18 16:11:40,612 INFO L882 garLoopResultBuilder]: For program point L170(lines 170 571) no Hoare annotation was computed. [2022-03-18 16:11:40,613 INFO L882 garLoopResultBuilder]: For program point L137(lines 137 582) no Hoare annotation was computed. [2022-03-18 16:11:40,615 INFO L882 garLoopResultBuilder]: For program point L600(lines 600 604) no Hoare annotation was computed. [2022-03-18 16:11:40,615 INFO L882 garLoopResultBuilder]: For program point L468(lines 468 470) no Hoare annotation was computed. [2022-03-18 16:11:40,615 INFO L882 garLoopResultBuilder]: For program point L270(lines 270 272) no Hoare annotation was computed. [2022-03-18 16:11:40,615 INFO L882 garLoopResultBuilder]: For program point L237(lines 237 248) no Hoare annotation was computed. [2022-03-18 16:11:40,615 INFO L882 garLoopResultBuilder]: For program point L237-2(lines 219 553) no Hoare annotation was computed. [2022-03-18 16:11:40,615 INFO L882 garLoopResultBuilder]: For program point L304(lines 304 308) no Hoare annotation was computed. [2022-03-18 16:11:40,616 INFO L882 garLoopResultBuilder]: For program point L304-2(lines 304 308) no Hoare annotation was computed. [2022-03-18 16:11:40,616 INFO L882 garLoopResultBuilder]: For program point L437-1(lines 437 445) no Hoare annotation was computed. [2022-03-18 16:11:40,616 INFO L882 garLoopResultBuilder]: For program point L239(lines 239 242) no Hoare annotation was computed. [2022-03-18 16:11:40,616 INFO L882 garLoopResultBuilder]: For program point L206(lines 206 559) no Hoare annotation was computed. [2022-03-18 16:11:40,616 INFO L882 garLoopResultBuilder]: For program point L173(lines 173 570) no Hoare annotation was computed. [2022-03-18 16:11:40,616 INFO L882 garLoopResultBuilder]: For program point L140(lines 140 581) no Hoare annotation was computed. [2022-03-18 16:11:40,616 INFO L882 garLoopResultBuilder]: For program point L504(lines 504 510) no Hoare annotation was computed. [2022-03-18 16:11:40,617 INFO L878 garLoopResultBuilder]: At program point L207(lines 203 560) the Hoare annotation is: (let ((.cse1 (= 2 ssl3_accept_~blastFlag~0)) (.cse0 (<= 8640 ssl3_accept_~s__state~0)) (.cse2 (<= ssl3_accept_~s__state~0 8672))) (or (and .cse0 .cse1 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse2) (and .cse0 .cse1 (not (= ssl3_accept_~s__hit~0 0)) .cse2) (and .cse0 (= ssl3_accept_~blastFlag~0 0) .cse2))) [2022-03-18 16:11:40,617 INFO L878 garLoopResultBuilder]: At program point L174(lines 170 571) the Hoare annotation is: (let ((.cse0 (not (<= 8576 ssl3_accept_~s__state~0))) (.cse1 (not (<= ssl3_accept_~s__state~0 8496)))) (or (and (= ssl3_accept_~blastFlag~0 0) .cse0 .cse1) (and .cse0 (= 2 ssl3_accept_~blastFlag~0) .cse1 (= ssl3_accept_~s__hit~0 0)))) [2022-03-18 16:11:40,617 INFO L885 garLoopResultBuilder]: At program point ssl3_acceptENTRY(lines 22 622) the Hoare annotation is: true [2022-03-18 16:11:40,617 INFO L882 garLoopResultBuilder]: For program point L440(lines 440 443) no Hoare annotation was computed. [2022-03-18 16:11:40,617 INFO L882 garLoopResultBuilder]: For program point L341(lines 341 379) no Hoare annotation was computed. [2022-03-18 16:11:40,617 INFO L882 garLoopResultBuilder]: For program point L209(lines 209 558) no Hoare annotation was computed. [2022-03-18 16:11:40,618 INFO L882 garLoopResultBuilder]: For program point L176(lines 176 569) no Hoare annotation was computed. [2022-03-18 16:11:40,618 INFO L882 garLoopResultBuilder]: For program point L143(lines 143 580) no Hoare annotation was computed. [2022-03-18 16:11:40,618 INFO L878 garLoopResultBuilder]: At program point L110-2(lines 110 609) the Hoare annotation is: (let ((.cse6 (= ssl3_accept_~s__hit~0 0))) (let ((.cse1 (= ssl3_accept_~s__state~0 3)) (.cse4 (< 8496 ssl3_accept_~s__state~0)) (.cse2 (= ssl3_accept_~s__state~0 8656)) (.cse0 (= 2 ssl3_accept_~blastFlag~0)) (.cse7 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse12 (<= 8640 ssl3_accept_~s__state~0)) (.cse5 (<= ssl3_accept_~s__state~0 8640)) (.cse8 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8640)) (.cse13 (<= 8640 ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse14 (= 8448 ssl3_accept_~s__state~0)) (.cse3 (not .cse6)) (.cse9 (<= ssl3_accept_~s__state~0 8672)) (.cse10 (<= 8672 ssl3_accept_~s__state~0)) (.cse11 (= 3 ssl3_accept_~blastFlag~0))) (or (and .cse0 .cse1) (= ssl3_accept_~blastFlag~0 0) (and .cse2 .cse0 .cse3) (and (= ssl3_accept_~s__state~0 8544) .cse0 .cse4 .cse5 .cse6) (and .cse0 .cse7 (< 8496 ssl3_accept_~s__s3__tmp__next_state___0~0) .cse5 .cse6) (and (< ssl3_accept_~s__state~0 8576) .cse0 (< ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse6) (and .cse8 .cse1) (and (= ssl3_accept_~blastFlag~0 1) (= 8496 ssl3_accept_~s__state~0)) (and .cse0 .cse4 .cse5 (= 8560 ssl3_accept_~s__state~0) .cse6) (and .cse7 .cse9 .cse10 .cse11) (and .cse2 .cse0 .cse7) (and .cse0 (= ssl3_accept_~s__state~0 8528) .cse6) (and .cse0 (= ssl3_accept_~s__state~0 8512) .cse6) (and .cse12 .cse0 .cse7 .cse5 .cse6) (and .cse12 .cse8 .cse3 .cse13 .cse5) (and .cse8 .cse14 .cse3 .cse13) (and .cse14 (= 3 ssl3_accept_~s__s3__tmp__next_state___0~0) .cse6 .cse11) (and .cse3 .cse9 .cse10 .cse11)))) [2022-03-18 16:11:40,618 INFO L882 garLoopResultBuilder]: For program point L507(lines 507 509) no Hoare annotation was computed. [2022-03-18 16:11:40,618 INFO L882 garLoopResultBuilder]: For program point L507-2(lines 219 553) no Hoare annotation was computed. [2022-03-18 16:11:40,618 INFO L878 garLoopResultBuilder]: At program point L408(lines 399 417) the Hoare annotation is: (let ((.cse0 (not (<= 8576 ssl3_accept_~s__state~0))) (.cse1 (not (<= ssl3_accept_~s__state~0 8496)))) (or (and (= ssl3_accept_~blastFlag~0 0) .cse0 .cse1) (and .cse0 (= 2 ssl3_accept_~blastFlag~0) .cse1 (= ssl3_accept_~s__hit~0 0)))) [2022-03-18 16:11:40,618 INFO L882 garLoopResultBuilder]: For program point L243(lines 243 246) no Hoare annotation was computed. [2022-03-18 16:11:40,618 INFO L878 garLoopResultBuilder]: At program point L177(lines 176 569) the Hoare annotation is: (let ((.cse0 (= 8448 ssl3_accept_~s__state~0)) (.cse1 (= ssl3_accept_~s__hit~0 0))) (or (and .cse0 (= 2 ssl3_accept_~blastFlag~0) (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse1) (and (= ssl3_accept_~blastFlag~0 0) .cse0) (and (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8640) .cse0 (not .cse1) (<= 8640 ssl3_accept_~s__s3__tmp__next_state___0~0)) (and .cse0 (= 3 ssl3_accept_~s__s3__tmp__next_state___0~0) .cse1 (= 3 ssl3_accept_~blastFlag~0)))) [2022-03-18 16:11:40,618 INFO L878 garLoopResultBuilder]: At program point L144(lines 137 582) the Hoare annotation is: (or (and (= ssl3_accept_~blastFlag~0 0) (not (<= 8576 ssl3_accept_~s__state~0))) (and (< ssl3_accept_~s__state~0 8576) (= 2 ssl3_accept_~blastFlag~0) (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) (= ssl3_accept_~s__hit~0 0))) [2022-03-18 16:11:40,618 INFO L882 garLoopResultBuilder]: For program point L111(line 111) no Hoare annotation was computed. [2022-03-18 16:11:40,619 INFO L882 garLoopResultBuilder]: For program point L541(lines 541 547) no Hoare annotation was computed. [2022-03-18 16:11:40,619 INFO L882 garLoopResultBuilder]: For program point L541-1(lines 541 547) no Hoare annotation was computed. [2022-03-18 16:11:40,619 INFO L882 garLoopResultBuilder]: For program point L344(lines 344 378) no Hoare annotation was computed. [2022-03-18 16:11:40,619 INFO L882 garLoopResultBuilder]: For program point L344-1(lines 344 378) no Hoare annotation was computed. [2022-03-18 16:11:40,619 INFO L882 garLoopResultBuilder]: For program point L212(lines 212 557) no Hoare annotation was computed. [2022-03-18 16:11:40,619 INFO L882 garLoopResultBuilder]: For program point L179(lines 179 568) no Hoare annotation was computed. [2022-03-18 16:11:40,619 INFO L882 garLoopResultBuilder]: For program point L146(lines 146 579) no Hoare annotation was computed. [2022-03-18 16:11:40,619 INFO L882 garLoopResultBuilder]: For program point L113(lines 113 590) no Hoare annotation was computed. [2022-03-18 16:11:40,619 INFO L882 garLoopResultBuilder]: For program point L477(lines 477 479) no Hoare annotation was computed. [2022-03-18 16:11:40,619 INFO L882 garLoopResultBuilder]: For program point L411(lines 411 413) no Hoare annotation was computed. [2022-03-18 16:11:40,619 INFO L882 garLoopResultBuilder]: For program point L345(lines 345 375) no Hoare annotation was computed. [2022-03-18 16:11:40,620 INFO L878 garLoopResultBuilder]: At program point L213(lines 209 558) the Hoare annotation is: (let ((.cse0 (<= 8672 ssl3_accept_~s__state~0)) (.cse1 (= 3 ssl3_accept_~blastFlag~0))) (or (and (= ssl3_accept_~blastFlag~0 0) .cse0) (and (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse0 .cse1) (and (not (= ssl3_accept_~s__hit~0 0)) .cse0 .cse1))) [2022-03-18 16:11:40,620 INFO L878 garLoopResultBuilder]: At program point L114(lines 113 590) the Hoare annotation is: (and (= ssl3_accept_~blastFlag~0 0) (<= 8672 ssl3_accept_~s__state~0)) [2022-03-18 16:11:40,620 INFO L885 garLoopResultBuilder]: At program point L610(lines 109 611) the Hoare annotation is: true [2022-03-18 16:11:40,621 INFO L882 garLoopResultBuilder]: For program point L544(lines 544 546) no Hoare annotation was computed. [2022-03-18 16:11:40,621 INFO L882 garLoopResultBuilder]: For program point L215(lines 215 556) no Hoare annotation was computed. [2022-03-18 16:11:40,621 INFO L882 garLoopResultBuilder]: For program point L182(lines 182 567) no Hoare annotation was computed. [2022-03-18 16:11:40,621 INFO L882 garLoopResultBuilder]: For program point L149(lines 149 578) no Hoare annotation was computed. [2022-03-18 16:11:40,621 INFO L882 garLoopResultBuilder]: For program point L116(lines 116 589) no Hoare annotation was computed. [2022-03-18 16:11:40,622 INFO L882 garLoopResultBuilder]: For program point L315(lines 315 322) no Hoare annotation was computed. [2022-03-18 16:11:40,622 INFO L882 garLoopResultBuilder]: For program point L315-2(lines 315 322) no Hoare annotation was computed. [2022-03-18 16:11:40,622 INFO L885 garLoopResultBuilder]: At program point L216(lines 215 556) the Hoare annotation is: true [2022-03-18 16:11:40,622 INFO L878 garLoopResultBuilder]: At program point L183(lines 179 568) the Hoare annotation is: (let ((.cse0 (not (<= 8640 ssl3_accept_~s__state~0))) (.cse1 (< 8496 ssl3_accept_~s__state~0))) (or (and .cse0 (= 2 ssl3_accept_~blastFlag~0) .cse1 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) (< 8496 ssl3_accept_~s__s3__tmp__next_state___0~0) (= ssl3_accept_~s__hit~0 0)) (and (= ssl3_accept_~blastFlag~0 0) .cse0 .cse1))) [2022-03-18 16:11:40,622 INFO L878 garLoopResultBuilder]: At program point L150(lines 146 579) the Hoare annotation is: (let ((.cse0 (not (<= 8576 ssl3_accept_~s__state~0)))) (or (and (= ssl3_accept_~blastFlag~0 0) .cse0) (and (= ssl3_accept_~blastFlag~0 1) .cse0) (and (< ssl3_accept_~s__state~0 8576) (= 2 ssl3_accept_~blastFlag~0) (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) (= ssl3_accept_~s__hit~0 0)))) [2022-03-18 16:11:40,622 INFO L882 garLoopResultBuilder]: For program point L350(lines 350 373) no Hoare annotation was computed. [2022-03-18 16:11:40,622 INFO L885 garLoopResultBuilder]: At program point L218(lines 217 556) the Hoare annotation is: true [2022-03-18 16:11:40,622 INFO L882 garLoopResultBuilder]: For program point L185(lines 185 566) no Hoare annotation was computed. [2022-03-18 16:11:40,623 INFO L882 garLoopResultBuilder]: For program point L152(lines 152 577) no Hoare annotation was computed. [2022-03-18 16:11:40,623 INFO L882 garLoopResultBuilder]: For program point L119(lines 119 588) no Hoare annotation was computed. [2022-03-18 16:11:40,623 INFO L882 garLoopResultBuilder]: For program point L615(lines 615 617) no Hoare annotation was computed. [2022-03-18 16:11:40,623 INFO L882 garLoopResultBuilder]: For program point L615-2(lines 615 617) no Hoare annotation was computed. [2022-03-18 16:11:40,623 INFO L882 garLoopResultBuilder]: For program point L516(lines 516 519) no Hoare annotation was computed. [2022-03-18 16:11:40,623 INFO L882 garLoopResultBuilder]: For program point L285(lines 285 287) no Hoare annotation was computed. [2022-03-18 16:11:40,623 INFO L882 garLoopResultBuilder]: For program point L285-2(lines 219 553) no Hoare annotation was computed. [2022-03-18 16:11:40,623 INFO L882 garLoopResultBuilder]: For program point L451(lines 451 453) no Hoare annotation was computed. [2022-03-18 16:11:40,623 INFO L882 garLoopResultBuilder]: For program point L319(lines 319 321) no Hoare annotation was computed. [2022-03-18 16:11:40,623 INFO L882 garLoopResultBuilder]: For program point L353(lines 353 357) no Hoare annotation was computed. [2022-03-18 16:11:40,623 INFO L882 garLoopResultBuilder]: For program point L353-2(lines 353 357) no Hoare annotation was computed. [2022-03-18 16:11:40,623 INFO L882 garLoopResultBuilder]: For program point L254(lines 254 264) no Hoare annotation was computed. [2022-03-18 16:11:40,623 INFO L882 garLoopResultBuilder]: For program point L188(lines 188 565) no Hoare annotation was computed. [2022-03-18 16:11:40,623 INFO L882 garLoopResultBuilder]: For program point L155(lines 155 576) no Hoare annotation was computed. [2022-03-18 16:11:40,623 INFO L882 garLoopResultBuilder]: For program point L122(lines 122 587) no Hoare annotation was computed. [2022-03-18 16:11:40,623 INFO L882 garLoopResultBuilder]: For program point ssl3_acceptEXIT(lines 22 622) no Hoare annotation was computed. [2022-03-18 16:11:40,623 INFO L882 garLoopResultBuilder]: For program point L486(lines 486 488) no Hoare annotation was computed. [2022-03-18 16:11:40,623 INFO L882 garLoopResultBuilder]: For program point L387(lines 387 419) no Hoare annotation was computed. [2022-03-18 16:11:40,624 INFO L882 garLoopResultBuilder]: For program point L255(lines 255 258) no Hoare annotation was computed. [2022-03-18 16:11:40,624 INFO L878 garLoopResultBuilder]: At program point L222(lines 116 589) the Hoare annotation is: (let ((.cse1 (< ssl3_accept_~s__state~0 8576)) (.cse0 (= ssl3_accept_~blastFlag~0 0))) (or (and (<= 8640 ssl3_accept_~s__state~0) .cse0) (and .cse1 (= 2 ssl3_accept_~blastFlag~0) (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) (= ssl3_accept_~s__hit~0 0)) (and .cse1 .cse0))) [2022-03-18 16:11:40,624 INFO L878 garLoopResultBuilder]: At program point L189(lines 185 566) the Hoare annotation is: (let ((.cse0 (not (<= 8640 ssl3_accept_~s__state~0))) (.cse1 (< 8496 ssl3_accept_~s__state~0))) (or (and .cse0 (= 2 ssl3_accept_~blastFlag~0) .cse1 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) (< 8496 ssl3_accept_~s__s3__tmp__next_state___0~0) (= ssl3_accept_~s__hit~0 0)) (and (= ssl3_accept_~blastFlag~0 0) .cse0 .cse1))) [2022-03-18 16:11:40,624 INFO L878 garLoopResultBuilder]: At program point L156(lines 152 577) the Hoare annotation is: (let ((.cse0 (not (<= 8576 ssl3_accept_~s__state~0))) (.cse1 (< 8496 ssl3_accept_~s__state~0))) (or (and .cse0 (= 2 ssl3_accept_~blastFlag~0) .cse1 (= ssl3_accept_~s__hit~0 0)) (and (= ssl3_accept_~blastFlag~0 0) .cse0 .cse1))) [2022-03-18 16:11:40,624 INFO L882 garLoopResultBuilder]: For program point L454(lines 454 463) no Hoare annotation was computed. [2022-03-18 16:11:40,624 INFO L882 garLoopResultBuilder]: For program point L388(lines 388 394) no Hoare annotation was computed. [2022-03-18 16:11:40,624 INFO L878 garLoopResultBuilder]: At program point L554(lines 110 609) the Hoare annotation is: (let ((.cse6 (= ssl3_accept_~s__hit~0 0))) (let ((.cse1 (= ssl3_accept_~s__state~0 3)) (.cse4 (< 8496 ssl3_accept_~s__state~0)) (.cse2 (= ssl3_accept_~s__state~0 8656)) (.cse0 (= 2 ssl3_accept_~blastFlag~0)) (.cse7 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse12 (<= 8640 ssl3_accept_~s__state~0)) (.cse5 (<= ssl3_accept_~s__state~0 8640)) (.cse8 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8640)) (.cse13 (<= 8640 ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse14 (= 8448 ssl3_accept_~s__state~0)) (.cse3 (not .cse6)) (.cse9 (<= ssl3_accept_~s__state~0 8672)) (.cse10 (<= 8672 ssl3_accept_~s__state~0)) (.cse11 (= 3 ssl3_accept_~blastFlag~0))) (or (and .cse0 .cse1) (= ssl3_accept_~blastFlag~0 0) (and .cse2 .cse0 .cse3) (and (= ssl3_accept_~s__state~0 8544) .cse0 .cse4 .cse5 .cse6) (and .cse0 .cse7 (< 8496 ssl3_accept_~s__s3__tmp__next_state___0~0) .cse5 .cse6) (and (< ssl3_accept_~s__state~0 8576) .cse0 (< ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse6) (and .cse8 .cse1) (and (= ssl3_accept_~blastFlag~0 1) (= 8496 ssl3_accept_~s__state~0)) (and .cse0 .cse4 .cse5 (= 8560 ssl3_accept_~s__state~0) .cse6) (and .cse7 .cse9 .cse10 .cse11) (and .cse2 .cse0 .cse7) (and .cse0 (= ssl3_accept_~s__state~0 8528) .cse6) (and .cse0 (= ssl3_accept_~s__state~0 8512) .cse6) (and .cse12 .cse0 .cse7 .cse5 .cse6) (and .cse12 .cse8 .cse3 .cse13 .cse5) (and .cse8 .cse14 .cse3 .cse13) (and .cse14 (= 3 ssl3_accept_~s__s3__tmp__next_state___0~0) .cse6 .cse11) (and .cse3 .cse9 .cse10 .cse11)))) [2022-03-18 16:11:40,624 INFO L882 garLoopResultBuilder]: For program point L191(lines 191 564) no Hoare annotation was computed. [2022-03-18 16:11:40,624 INFO L882 garLoopResultBuilder]: For program point L158(lines 158 575) no Hoare annotation was computed. [2022-03-18 16:11:40,624 INFO L882 garLoopResultBuilder]: For program point L125(lines 125 586) no Hoare annotation was computed. [2022-03-18 16:11:40,624 INFO L882 garLoopResultBuilder]: For program point ssl3_acceptFINAL(lines 22 622) no Hoare annotation was computed. [2022-03-18 16:11:40,624 INFO L882 garLoopResultBuilder]: For program point L489(lines 489 493) no Hoare annotation was computed. [2022-03-18 16:11:40,624 INFO L882 garLoopResultBuilder]: For program point L489-2(lines 489 493) no Hoare annotation was computed. [2022-03-18 16:11:40,624 INFO L882 garLoopResultBuilder]: For program point L93(lines 93 99) no Hoare annotation was computed. [2022-03-18 16:11:40,624 INFO L882 garLoopResultBuilder]: For program point L524(lines 524 526) no Hoare annotation was computed. [2022-03-18 16:11:40,624 INFO L882 garLoopResultBuilder]: For program point L458(lines 458 460) no Hoare annotation was computed. [2022-03-18 16:11:40,624 INFO L882 garLoopResultBuilder]: For program point L227(lines 227 229) no Hoare annotation was computed. [2022-03-18 16:11:40,624 INFO L882 garLoopResultBuilder]: For program point L194(lines 194 563) no Hoare annotation was computed. [2022-03-18 16:11:40,624 INFO L882 garLoopResultBuilder]: For program point L161(lines 161 574) no Hoare annotation was computed. [2022-03-18 16:11:40,625 INFO L882 garLoopResultBuilder]: For program point L227-2(lines 227 229) no Hoare annotation was computed. [2022-03-18 16:11:40,625 INFO L882 garLoopResultBuilder]: For program point L128(lines 128 585) no Hoare annotation was computed. [2022-03-18 16:11:40,625 INFO L882 garLoopResultBuilder]: For program point L591(lines 591 607) no Hoare annotation was computed. [2022-03-18 16:11:40,625 INFO L878 garLoopResultBuilder]: At program point L525(lines 83 621) the Hoare annotation is: false [2022-03-18 16:11:40,625 INFO L878 garLoopResultBuilder]: At program point L195(lines 191 564) the Hoare annotation is: (let ((.cse0 (not (<= 8640 ssl3_accept_~s__state~0))) (.cse1 (< 8496 ssl3_accept_~s__state~0))) (or (and (= ssl3_accept_~blastFlag~0 0) .cse0 .cse1) (and .cse0 (= 2 ssl3_accept_~blastFlag~0) .cse1 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) (= ssl3_accept_~s__hit~0 0)))) [2022-03-18 16:11:40,625 INFO L878 garLoopResultBuilder]: At program point L162(lines 158 575) the Hoare annotation is: (let ((.cse0 (not (<= 8576 ssl3_accept_~s__state~0))) (.cse1 (< 8496 ssl3_accept_~s__state~0))) (or (and .cse0 (= 2 ssl3_accept_~blastFlag~0) .cse1 (= ssl3_accept_~s__hit~0 0)) (and (= ssl3_accept_~blastFlag~0 0) .cse0 .cse1))) [2022-03-18 16:11:40,625 INFO L882 garLoopResultBuilder]: For program point L96(lines 96 98) no Hoare annotation was computed. [2022-03-18 16:11:40,625 INFO L882 garLoopResultBuilder]: For program point L96-2(lines 93 99) no Hoare annotation was computed. [2022-03-18 16:11:40,625 INFO L882 garLoopResultBuilder]: For program point L592(lines 592 606) no Hoare annotation was computed. [2022-03-18 16:11:40,625 INFO L882 garLoopResultBuilder]: For program point L361(lines 361 369) no Hoare annotation was computed. [2022-03-18 16:11:40,625 INFO L882 garLoopResultBuilder]: For program point L593(lines 593 598) no Hoare annotation was computed. [2022-03-18 16:11:40,625 INFO L882 garLoopResultBuilder]: For program point L527(lines 527 529) no Hoare annotation was computed. [2022-03-18 16:11:40,625 INFO L882 garLoopResultBuilder]: For program point L593-2(lines 592 606) no Hoare annotation was computed. [2022-03-18 16:11:40,625 INFO L878 garLoopResultBuilder]: At program point L362(lines 338 380) the Hoare annotation is: (let ((.cse0 (not (<= 8576 ssl3_accept_~s__state~0))) (.cse1 (< 8496 ssl3_accept_~s__state~0))) (or (and .cse0 (= 2 ssl3_accept_~blastFlag~0) .cse1 (= ssl3_accept_~s__hit~0 0)) (and (= ssl3_accept_~blastFlag~0 0) .cse0 .cse1))) [2022-03-18 16:11:40,625 INFO L882 garLoopResultBuilder]: For program point L197(lines 197 562) no Hoare annotation was computed. [2022-03-18 16:11:40,625 INFO L882 garLoopResultBuilder]: For program point L164(lines 164 573) no Hoare annotation was computed. [2022-03-18 16:11:40,625 INFO L882 garLoopResultBuilder]: For program point L131(lines 131 584) no Hoare annotation was computed. [2022-03-18 16:11:40,626 INFO L882 garLoopResultBuilder]: For program point ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION(line 619) no Hoare annotation was computed. [2022-03-18 16:11:40,626 INFO L882 garLoopResultBuilder]: For program point L429(lines 429 431) no Hoare annotation was computed. [2022-03-18 16:11:40,626 INFO L878 garLoopResultBuilder]: At program point L396(lines 387 419) the Hoare annotation is: (let ((.cse0 (not (<= 8576 ssl3_accept_~s__state~0))) (.cse1 (< 8496 ssl3_accept_~s__state~0))) (or (and .cse0 (= 2 ssl3_accept_~blastFlag~0) .cse1 (= ssl3_accept_~s__hit~0 0)) (and (= ssl3_accept_~blastFlag~0 0) .cse0 .cse1))) [2022-03-18 16:11:40,626 INFO L878 garLoopResultBuilder]: At program point L132(lines 128 585) the Hoare annotation is: (or (and (= ssl3_accept_~blastFlag~0 0) (not (<= 8576 ssl3_accept_~s__state~0))) (and (< ssl3_accept_~s__state~0 8576) (= 2 ssl3_accept_~blastFlag~0) (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) (= ssl3_accept_~s__hit~0 0))) [2022-03-18 16:11:40,626 INFO L882 garLoopResultBuilder]: For program point L595(lines 595 597) no Hoare annotation was computed. [2022-03-18 16:11:40,626 INFO L882 garLoopResultBuilder]: For program point L364(lines 364 366) no Hoare annotation was computed. [2022-03-18 16:11:40,626 INFO L882 garLoopResultBuilder]: For program point L298(lines 298 300) no Hoare annotation was computed. [2022-03-18 16:11:40,626 INFO L882 garLoopResultBuilder]: For program point L232(lines 232 234) no Hoare annotation was computed. [2022-03-18 16:11:40,626 INFO L882 garLoopResultBuilder]: For program point L298-2(lines 219 553) no Hoare annotation was computed. [2022-03-18 16:11:40,626 INFO L882 garLoopResultBuilder]: For program point L332(lines 332 336) no Hoare annotation was computed. [2022-03-18 16:11:40,626 INFO L882 garLoopResultBuilder]: For program point L332-2(lines 219 553) no Hoare annotation was computed. [2022-03-18 16:11:40,626 INFO L882 garLoopResultBuilder]: For program point L200(lines 200 561) no Hoare annotation was computed. [2022-03-18 16:11:40,626 INFO L882 garLoopResultBuilder]: For program point L167(lines 167 572) no Hoare annotation was computed. [2022-03-18 16:11:40,626 INFO L882 garLoopResultBuilder]: For program point L134(lines 134 583) no Hoare annotation was computed. [2022-03-18 16:11:40,627 INFO L882 garLoopResultBuilder]: For program point L101(lines 101 105) no Hoare annotation was computed. [2022-03-18 16:11:40,627 INFO L882 garLoopResultBuilder]: For program point L101-1(lines 83 621) no Hoare annotation was computed. [2022-03-18 16:11:40,627 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2022-03-18 16:11:40,627 INFO L878 garLoopResultBuilder]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|)) [2022-03-18 16:11:40,627 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2022-03-18 16:11:40,627 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-03-18 16:11:40,627 INFO L885 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-03-18 16:11:40,627 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-03-18 16:11:40,627 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-03-18 16:11:40,631 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] [2022-03-18 16:11:40,632 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-18 16:11:40,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.03 04:11:40 BoogieIcfgContainer [2022-03-18 16:11:40,656 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-18 16:11:40,657 INFO L158 Benchmark]: Toolchain (without parser) took 22152.56ms. Allocated memory was 192.9MB in the beginning and 488.6MB in the end (delta: 295.7MB). Free memory was 139.9MB in the beginning and 248.7MB in the end (delta: -108.9MB). Peak memory consumption was 280.3MB. Max. memory is 8.0GB. [2022-03-18 16:11:40,657 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 192.9MB. Free memory is still 157.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-18 16:11:40,657 INFO L158 Benchmark]: CACSL2BoogieTranslator took 263.54ms. Allocated memory is still 192.9MB. Free memory was 139.7MB in the beginning and 164.4MB in the end (delta: -24.7MB). Peak memory consumption was 13.8MB. Max. memory is 8.0GB. [2022-03-18 16:11:40,657 INFO L158 Benchmark]: Boogie Preprocessor took 40.68ms. Allocated memory is still 192.9MB. Free memory was 164.4MB in the beginning and 161.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-18 16:11:40,658 INFO L158 Benchmark]: RCFGBuilder took 515.73ms. Allocated memory is still 192.9MB. Free memory was 161.9MB in the beginning and 134.1MB in the end (delta: 27.8MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. [2022-03-18 16:11:40,658 INFO L158 Benchmark]: TraceAbstraction took 21327.81ms. Allocated memory was 192.9MB in the beginning and 488.6MB in the end (delta: 295.7MB). Free memory was 133.6MB in the beginning and 248.7MB in the end (delta: -115.1MB). Peak memory consumption was 274.9MB. Max. memory is 8.0GB. [2022-03-18 16:11:40,658 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 192.9MB. Free memory is still 157.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 263.54ms. Allocated memory is still 192.9MB. Free memory was 139.7MB in the beginning and 164.4MB in the end (delta: -24.7MB). Peak memory consumption was 13.8MB. Max. memory is 8.0GB. * Boogie Preprocessor took 40.68ms. Allocated memory is still 192.9MB. Free memory was 164.4MB in the beginning and 161.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 515.73ms. Allocated memory is still 192.9MB. Free memory was 161.9MB in the beginning and 134.1MB in the end (delta: 27.8MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. * TraceAbstraction took 21327.81ms. Allocated memory was 192.9MB in the beginning and 488.6MB in the end (delta: 295.7MB). Free memory was 133.6MB in the beginning and 248.7MB in the end (delta: -115.1MB). Peak memory consumption was 274.9MB. Max. memory is 8.0GB. * 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 - PositiveResult [Line: 619]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 153 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 21.3s, OverallIterations: 22, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 6.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.8s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7113 SdHoareTripleChecker+Valid, 4.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7111 mSDsluCounter, 6438 SdHoareTripleChecker+Invalid, 3.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 374 mSDsCounter, 585 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7613 IncrementalHoareTripleChecker+Invalid, 8198 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 585 mSolverCounterUnsat, 6064 mSDtfsCounter, 7613 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3617 GetRequests, 3519 SyntacticMatches, 0 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6508occurred in iteration=14, InterpolantAutomatonStates: 104, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 22 MinimizatonAttempts, 7481 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 298 NumberOfFragments, 1013 HoareAnnotationTreeSize, 32 FomulaSimplifications, 21067 FormulaSimplificationTreeSizeReduction, 2.8s HoareSimplificationTime, 32 FomulaSimplificationsInter, 40146 FormulaSimplificationTreeSizeReductionInter, 4.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 4.7s InterpolantComputationTime, 7273 NumberOfCodeBlocks, 7273 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 8759 ConstructedInterpolants, 0 QuantifiedInterpolants, 12448 SizeOfPredicates, 4 NumberOfNonLiveVariables, 3465 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 31 InterpolantComputations, 18 PerfectInterpolantSequences, 32195/32503 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: (((((!(8640 <= s__state) && 2 == blastFlag) && 8496 < s__state) && s__s3__tmp__next_state___0 <= 8576) && 8496 < s__s3__tmp__next_state___0) && s__hit == 0) || ((blastFlag == 0 && !(8640 <= s__state)) && 8496 < s__state) - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: (((!(8576 <= s__state) && 2 == blastFlag) && 8496 < s__state) && s__hit == 0) || ((blastFlag == 0 && !(8576 <= s__state)) && 8496 < s__state) - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: (((!(8576 <= s__state) && 2 == blastFlag) && 8496 < s__state) && s__hit == 0) || ((blastFlag == 0 && !(8576 <= s__state)) && 8496 < s__state) - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: (((!(8576 <= s__state) && 2 == blastFlag) && 8496 < s__state) && s__hit == 0) || ((blastFlag == 0 && !(8576 <= s__state)) && 8496 < s__state) - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: (((((8448 == s__state && 2 == blastFlag) && s__s3__tmp__next_state___0 <= 8576) && s__hit == 0) || (blastFlag == 0 && 8448 == s__state)) || (((s__s3__tmp__next_state___0 <= 8640 && 8448 == s__state) && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0)) || (((8448 == s__state && 3 == s__s3__tmp__next_state___0) && s__hit == 0) && 3 == blastFlag) - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: (((((((((((((((((2 == blastFlag && s__state == 3) || blastFlag == 0) || ((s__state == 8656 && 2 == blastFlag) && !(s__hit == 0))) || ((((s__state == 8544 && 2 == blastFlag) && 8496 < s__state) && s__state <= 8640) && s__hit == 0)) || ((((2 == blastFlag && s__s3__tmp__next_state___0 <= 8576) && 8496 < s__s3__tmp__next_state___0) && s__state <= 8640) && s__hit == 0)) || (((s__state < 8576 && 2 == blastFlag) && s__s3__tmp__next_state___0 < 8576) && s__hit == 0)) || (s__s3__tmp__next_state___0 <= 8640 && s__state == 3)) || (blastFlag == 1 && 8496 == s__state)) || ((((2 == blastFlag && 8496 < s__state) && s__state <= 8640) && 8560 == s__state) && s__hit == 0)) || (((s__s3__tmp__next_state___0 <= 8576 && s__state <= 8672) && 8672 <= s__state) && 3 == blastFlag)) || ((s__state == 8656 && 2 == blastFlag) && s__s3__tmp__next_state___0 <= 8576)) || ((2 == blastFlag && s__state == 8528) && s__hit == 0)) || ((2 == blastFlag && s__state == 8512) && s__hit == 0)) || ((((8640 <= s__state && 2 == blastFlag) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8640) && s__hit == 0)) || ((((8640 <= s__state && s__s3__tmp__next_state___0 <= 8640) && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && s__state <= 8640)) || (((s__s3__tmp__next_state___0 <= 8640 && 8448 == s__state) && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0)) || (((8448 == s__state && 3 == s__s3__tmp__next_state___0) && s__hit == 0) && 3 == blastFlag)) || (((!(s__hit == 0) && s__state <= 8672) && 8672 <= s__state) && 3 == blastFlag) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: (blastFlag == 0 && !(8576 <= s__state)) || (((s__state < 8576 && 2 == blastFlag) && s__s3__tmp__next_state___0 <= 8576) && s__hit == 0) - InvariantResult [Line: 83]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: ((blastFlag == 0 && !(8640 <= s__state)) && 8496 < s__state) || ((((!(8640 <= s__state) && 2 == blastFlag) && 8496 < s__state) && s__s3__tmp__next_state___0 <= 8576) && s__hit == 0) - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: ((blastFlag == 0 && !(8576 <= s__state)) || (blastFlag == 1 && !(8576 <= s__state))) || (((s__state < 8576 && 2 == blastFlag) && s__s3__tmp__next_state___0 <= 8576) && s__hit == 0) - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: (((((8640 <= s__state && 2 == blastFlag) && s__s3__tmp__next_state___0 <= 8576) && s__state < 8656) && s__hit == 0) || ((8640 <= s__state && blastFlag == 0) && s__state < 8656)) || ((((8640 <= s__state && s__s3__tmp__next_state___0 <= 8640) && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && s__state <= 8640) - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: ((blastFlag == 0 && 8672 <= s__state) || ((s__s3__tmp__next_state___0 <= 8576 && 8672 <= s__state) && 3 == blastFlag)) || ((!(s__hit == 0) && 8672 <= s__state) && 3 == blastFlag) - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: ((2 == blastFlag && s__state <= 8640) || (blastFlag == 0 && s__state <= 8640)) || (s__s3__tmp__next_state___0 <= 8640 && s__state <= 8640) - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: ((((8640 <= s__state && 2 == blastFlag) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8672) || (((8640 <= s__state && 2 == blastFlag) && !(s__hit == 0)) && s__state <= 8672)) || ((8640 <= s__state && blastFlag == 0) && s__state <= 8672) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (blastFlag == 0 && !(8576 <= s__state)) || (((s__state < 8576 && 2 == blastFlag) && s__s3__tmp__next_state___0 <= 8576) && s__hit == 0) - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: (((!(8576 <= s__state) && 2 == blastFlag) && 8496 < s__state) && s__hit == 0) || ((blastFlag == 0 && !(8576 <= s__state)) && 8496 < s__state) - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: ((blastFlag == 0 && !(8576 <= s__state)) && !(s__state <= 8496)) || (((!(8576 <= s__state) && 2 == blastFlag) && !(s__state <= 8496)) && s__hit == 0) - InvariantResult [Line: 399]: Loop Invariant Derived loop invariant: ((blastFlag == 0 && !(8576 <= s__state)) && !(s__state <= 8496)) || (((!(8576 <= s__state) && 2 == blastFlag) && !(s__state <= 8496)) && s__hit == 0) - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: blastFlag == 0 && 8672 <= s__state - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: ((8640 <= s__state && blastFlag == 0) || (((s__state < 8576 && 2 == blastFlag) && s__s3__tmp__next_state___0 <= 8576) && s__hit == 0)) || (s__state < 8576 && blastFlag == 0) - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: (((((!(8640 <= s__state) && 2 == blastFlag) && 8496 < s__state) && s__s3__tmp__next_state___0 <= 8576) && 8496 < s__s3__tmp__next_state___0) && s__hit == 0) || ((blastFlag == 0 && !(8640 <= s__state)) && 8496 < s__state) - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: (((((((((((((((((2 == blastFlag && s__state == 3) || blastFlag == 0) || ((s__state == 8656 && 2 == blastFlag) && !(s__hit == 0))) || ((((s__state == 8544 && 2 == blastFlag) && 8496 < s__state) && s__state <= 8640) && s__hit == 0)) || ((((2 == blastFlag && s__s3__tmp__next_state___0 <= 8576) && 8496 < s__s3__tmp__next_state___0) && s__state <= 8640) && s__hit == 0)) || (((s__state < 8576 && 2 == blastFlag) && s__s3__tmp__next_state___0 < 8576) && s__hit == 0)) || (s__s3__tmp__next_state___0 <= 8640 && s__state == 3)) || (blastFlag == 1 && 8496 == s__state)) || ((((2 == blastFlag && 8496 < s__state) && s__state <= 8640) && 8560 == s__state) && s__hit == 0)) || (((s__s3__tmp__next_state___0 <= 8576 && s__state <= 8672) && 8672 <= s__state) && 3 == blastFlag)) || ((s__state == 8656 && 2 == blastFlag) && s__s3__tmp__next_state___0 <= 8576)) || ((2 == blastFlag && s__state == 8528) && s__hit == 0)) || ((2 == blastFlag && s__state == 8512) && s__hit == 0)) || ((((8640 <= s__state && 2 == blastFlag) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8640) && s__hit == 0)) || ((((8640 <= s__state && s__s3__tmp__next_state___0 <= 8640) && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && s__state <= 8640)) || (((s__s3__tmp__next_state___0 <= 8640 && 8448 == s__state) && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0)) || (((8448 == s__state && 3 == s__s3__tmp__next_state___0) && s__hit == 0) && 3 == blastFlag)) || (((!(s__hit == 0) && s__state <= 8672) && 8672 <= s__state) && 3 == blastFlag) - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: (((!(8576 <= s__state) && 2 == blastFlag) && 8496 < s__state) && s__hit == 0) || ((blastFlag == 0 && !(8576 <= s__state)) && 8496 < s__state) RESULT: Ultimate proved your program to be correct! [2022-03-18 16:11:40,691 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...