/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf -i ../../../trunk/examples/svcomp/openssl-simplified/s3_clnt_3.cil-3.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-34549b5 [2022-04-06 13:38:23,147 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-06 13:38:23,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-06 13:38:23,178 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-06 13:38:23,178 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-06 13:38:23,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-06 13:38:23,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-06 13:38:23,181 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-06 13:38:23,182 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-06 13:38:23,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-06 13:38:23,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-06 13:38:23,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-06 13:38:23,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-06 13:38:23,184 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-06 13:38:23,185 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-06 13:38:23,186 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-06 13:38:23,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-06 13:38:23,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-06 13:38:23,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-06 13:38:23,189 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-06 13:38:23,190 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-06 13:38:23,191 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-06 13:38:23,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-06 13:38:23,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-06 13:38:23,193 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-06 13:38:23,195 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-04-06 13:38:23,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-06 13:38:23,200 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-06 13:38:23,201 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-06 13:38:23,202 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf [2022-04-06 13:38:23,218 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-06 13:38:23,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-06 13:38:23,218 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-04-06 13:38:23,219 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-04-06 13:38:23,219 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-04-06 13:38:23,219 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-04-06 13:38:23,219 INFO L138 SettingsManager]: * Use SBE=true [2022-04-06 13:38:23,220 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-06 13:38:23,220 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-06 13:38:23,220 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-06 13:38:23,220 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-06 13:38:23,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-06 13:38:23,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-06 13:38:23,220 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-06 13:38:23,220 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-06 13:38:23,220 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-06 13:38:23,221 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-06 13:38:23,221 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-06 13:38:23,221 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-06 13:38:23,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-06 13:38:23,221 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-06 13:38:23,221 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-04-06 13:38:23,221 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-04-06 13:38:23,221 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-06 13:38:23,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-04-06 13:38:23,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-06 13:38:23,221 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-04-06 13:38:23,222 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-04-06 13:38:23,223 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-04-06 13:38:23,223 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_QVASR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-06 13:38:23,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-06 13:38:23,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-06 13:38:23,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-06 13:38:23,394 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-06 13:38:23,395 INFO L275 PluginConnector]: CDTParser initialized [2022-04-06 13:38:23,395 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/openssl-simplified/s3_clnt_3.cil-3.c [2022-04-06 13:38:23,431 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/faa1f5ba6/31b5952b1ec54320a242fde2520ab1f2/FLAG983283e63 [2022-04-06 13:38:23,802 INFO L306 CDTParser]: Found 1 translation units. [2022-04-06 13:38:23,802 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/openssl-simplified/s3_clnt_3.cil-3.c [2022-04-06 13:38:23,808 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/faa1f5ba6/31b5952b1ec54320a242fde2520ab1f2/FLAG983283e63 [2022-04-06 13:38:23,817 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/faa1f5ba6/31b5952b1ec54320a242fde2520ab1f2 [2022-04-06 13:38:23,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-06 13:38:23,820 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-04-06 13:38:23,821 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-06 13:38:23,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-06 13:38:23,827 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-06 13:38:23,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 01:38:23" (1/1) ... [2022-04-06 13:38:23,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69388bac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:38:23, skipping insertion in model container [2022-04-06 13:38:23,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 01:38:23" (1/1) ... [2022-04-06 13:38:23,834 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-06 13:38:23,876 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-06 13:38:24,017 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_clnt_3.cil-3.c[37595,37608] [2022-04-06 13:38:24,021 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-06 13:38:24,027 INFO L203 MainTranslator]: Completed pre-run [2022-04-06 13:38:24,058 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_clnt_3.cil-3.c[37595,37608] [2022-04-06 13:38:24,060 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-06 13:38:24,068 INFO L208 MainTranslator]: Completed translation [2022-04-06 13:38:24,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:38:24 WrapperNode [2022-04-06 13:38:24,068 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-06 13:38:24,069 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-06 13:38:24,069 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-06 13:38:24,070 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-06 13:38:24,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:38:24" (1/1) ... [2022-04-06 13:38:24,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:38:24" (1/1) ... [2022-04-06 13:38:24,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:38:24" (1/1) ... [2022-04-06 13:38:24,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:38:24" (1/1) ... [2022-04-06 13:38:24,098 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:38:24" (1/1) ... [2022-04-06 13:38:24,104 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:38:24" (1/1) ... [2022-04-06 13:38:24,106 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:38:24" (1/1) ... [2022-04-06 13:38:24,109 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-06 13:38:24,109 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-06 13:38:24,110 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-06 13:38:24,110 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-06 13:38:24,119 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:38:24" (1/1) ... [2022-04-06 13:38:24,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-06 13:38:24,140 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-06 13:38:24,156 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-04-06 13:38:24,179 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-04-06 13:38:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-06 13:38:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-06 13:38:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-06 13:38:24,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_connect [2022-04-06 13:38:24,187 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-06 13:38:24,187 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-06 13:38:24,187 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-06 13:38:24,188 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-06 13:38:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-06 13:38:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2022-04-06 13:38:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-04-06 13:38:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-04-06 13:38:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_connect [2022-04-06 13:38:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-06 13:38:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-06 13:38:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-06 13:38:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-06 13:38:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-06 13:38:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-06 13:38:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-06 13:38:24,282 INFO L234 CfgBuilder]: Building ICFG [2022-04-06 13:38:24,284 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-06 13:38:24,347 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-06 13:38:24,568 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2022-04-06 13:38:24,569 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2022-04-06 13:38:24,571 INFO L275 CfgBuilder]: Performing block encoding [2022-04-06 13:38:24,576 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-06 13:38:24,576 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-04-06 13:38:24,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 01:38:24 BoogieIcfgContainer [2022-04-06 13:38:24,578 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-06 13:38:24,578 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-04-06 13:38:24,578 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-04-06 13:38:24,579 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-04-06 13:38:24,595 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 01:38:24" (1/1) ... [2022-04-06 13:38:24,597 INFO L168 ansformationObserver]: Applying ICFG transformation LOOP_ACCELERATION_QVASR [2022-04-06 13:38:24,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 06.04 01:38:24 BasicIcfg [2022-04-06 13:38:24,630 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-04-06 13:38:24,647 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-06 13:38:24,648 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-06 13:38:24,650 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-06 13:38:24,650 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.04 01:38:23" (1/4) ... [2022-04-06 13:38:24,650 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@687b4910 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 01:38:24, skipping insertion in model container [2022-04-06 13:38:24,650 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 01:38:24" (2/4) ... [2022-04-06 13:38:24,651 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@687b4910 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 01:38:24, skipping insertion in model container [2022-04-06 13:38:24,651 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 01:38:24" (3/4) ... [2022-04-06 13:38:24,651 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@687b4910 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.04 01:38:24, skipping insertion in model container [2022-04-06 13:38:24,651 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 06.04 01:38:24" (4/4) ... [2022-04-06 13:38:24,664 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_clnt_3.cil-3.cqvasr [2022-04-06 13:38:24,668 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-04-06 13:38:24,668 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-06 13:38:24,721 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-06 13:38:24,725 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=FINITE_AUTOMATA, 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 [2022-04-06 13:38:24,726 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-06 13:38:24,755 INFO L276 IsEmpty]: Start isEmpty. Operand has 137 states, 129 states have (on average 1.697674418604651) internal successors, (219), 130 states have internal predecessors, (219), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-04-06 13:38:24,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-04-06 13:38:24,761 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:24,762 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:38:24,762 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:24,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:24,769 INFO L85 PathProgramCache]: Analyzing trace with hash 420500670, now seen corresponding path program 1 times [2022-04-06 13:38:24,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:24,777 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673059680] [2022-04-06 13:38:24,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:24,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:24,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:25,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:25,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:25,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:38:25,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:25,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673059680] [2022-04-06 13:38:25,038 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1673059680] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:38:25,038 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:38:25,039 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 13:38:25,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300670064] [2022-04-06 13:38:25,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:38:25,047 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 13:38:25,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:25,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 13:38:25,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 13:38:25,077 INFO L87 Difference]: Start difference. First operand has 137 states, 129 states have (on average 1.697674418604651) internal successors, (219), 130 states have internal predecessors, (219), 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 6.5) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:25,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:25,388 INFO L93 Difference]: Finished difference Result 376 states and 631 transitions. [2022-04-06 13:38:25,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-06 13:38:25,391 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 30 [2022-04-06 13:38:25,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:25,405 INFO L225 Difference]: With dead ends: 376 [2022-04-06 13:38:25,405 INFO L226 Difference]: Without dead ends: 219 [2022-04-06 13:38:25,409 INFO L912 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 [2022-04-06 13:38:25,412 INFO L913 BasicCegarLoop]: 215 mSDtfsCounter, 578 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 215 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 580 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:25,413 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [580 Valid, 224 Invalid, 223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 215 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-06 13:38:25,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2022-04-06 13:38:25,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 219. [2022-04-06 13:38:25,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 214 states have (on average 1.4906542056074767) internal successors, (319), 214 states have internal predecessors, (319), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:25,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 323 transitions. [2022-04-06 13:38:25,452 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 323 transitions. Word has length 30 [2022-04-06 13:38:25,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:25,453 INFO L478 AbstractCegarLoop]: Abstraction has 219 states and 323 transitions. [2022-04-06 13:38:25,453 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:25,453 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 323 transitions. [2022-04-06 13:38:25,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-04-06 13:38:25,454 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:25,454 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:38:25,455 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-06 13:38:25,455 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:25,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:25,455 INFO L85 PathProgramCache]: Analyzing trace with hash -1296976805, now seen corresponding path program 1 times [2022-04-06 13:38:25,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:25,456 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070107097] [2022-04-06 13:38:25,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:25,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:25,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:25,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:25,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:25,516 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 13:38:25,517 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:25,517 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070107097] [2022-04-06 13:38:25,517 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2070107097] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:38:25,517 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:38:25,517 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 13:38:25,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069295214] [2022-04-06 13:38:25,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:38:25,520 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 13:38:25,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:25,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 13:38:25,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 13:38:25,521 INFO L87 Difference]: Start difference. First operand 219 states and 323 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:25,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:25,709 INFO L93 Difference]: Finished difference Result 351 states and 525 transitions. [2022-04-06 13:38:25,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-06 13:38:25,710 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (3), 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 44 [2022-04-06 13:38:25,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:25,712 INFO L225 Difference]: With dead ends: 351 [2022-04-06 13:38:25,712 INFO L226 Difference]: Without dead ends: 246 [2022-04-06 13:38:25,713 INFO L912 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 [2022-04-06 13:38:25,713 INFO L913 BasicCegarLoop]: 186 mSDtfsCounter, 193 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:25,714 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [193 Valid, 193 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-06 13:38:25,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2022-04-06 13:38:25,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 236. [2022-04-06 13:38:25,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 236 states, 231 states have (on average 1.4761904761904763) internal successors, (341), 231 states have internal predecessors, (341), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:25,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 345 transitions. [2022-04-06 13:38:25,726 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 345 transitions. Word has length 44 [2022-04-06 13:38:25,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:25,726 INFO L478 AbstractCegarLoop]: Abstraction has 236 states and 345 transitions. [2022-04-06 13:38:25,726 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:25,726 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 345 transitions. [2022-04-06 13:38:25,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-04-06 13:38:25,728 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:25,728 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:38:25,728 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-04-06 13:38:25,728 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:25,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:25,728 INFO L85 PathProgramCache]: Analyzing trace with hash -714612934, now seen corresponding path program 1 times [2022-04-06 13:38:25,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:25,729 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799905743] [2022-04-06 13:38:25,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:25,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:25,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:25,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:25,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:25,803 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-04-06 13:38:25,803 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:25,803 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799905743] [2022-04-06 13:38:25,804 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799905743] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:38:25,804 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:38:25,804 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 13:38:25,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063766176] [2022-04-06 13:38:25,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:38:25,804 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 13:38:25,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:25,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 13:38:25,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 13:38:25,805 INFO L87 Difference]: Start difference. First operand 236 states and 345 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:26,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:26,005 INFO L93 Difference]: Finished difference Result 509 states and 756 transitions. [2022-04-06 13:38:26,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-06 13:38:26,006 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 61 [2022-04-06 13:38:26,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:26,007 INFO L225 Difference]: With dead ends: 509 [2022-04-06 13:38:26,007 INFO L226 Difference]: Without dead ends: 286 [2022-04-06 13:38:26,010 INFO L912 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 [2022-04-06 13:38:26,014 INFO L913 BasicCegarLoop]: 186 mSDtfsCounter, 192 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 182 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 192 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:26,015 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [192 Valid, 193 Invalid, 195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 182 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-06 13:38:26,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2022-04-06 13:38:26,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 276. [2022-04-06 13:38:26,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 276 states, 271 states have (on average 1.4428044280442804) internal successors, (391), 271 states have internal predecessors, (391), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:26,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 395 transitions. [2022-04-06 13:38:26,033 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 395 transitions. Word has length 61 [2022-04-06 13:38:26,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:26,034 INFO L478 AbstractCegarLoop]: Abstraction has 276 states and 395 transitions. [2022-04-06 13:38:26,034 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:26,034 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 395 transitions. [2022-04-06 13:38:26,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-04-06 13:38:26,043 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:26,044 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:38:26,044 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-04-06 13:38:26,044 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:26,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:26,045 INFO L85 PathProgramCache]: Analyzing trace with hash -1959377415, now seen corresponding path program 1 times [2022-04-06 13:38:26,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:26,046 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961055044] [2022-04-06 13:38:26,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:26,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:26,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:26,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:26,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:26,130 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-04-06 13:38:26,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:26,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961055044] [2022-04-06 13:38:26,131 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961055044] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:38:26,131 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:38:26,131 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 13:38:26,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472181687] [2022-04-06 13:38:26,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:38:26,131 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 13:38:26,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:26,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 13:38:26,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 13:38:26,132 INFO L87 Difference]: Start difference. First operand 276 states and 395 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:26,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:26,321 INFO L93 Difference]: Finished difference Result 639 states and 949 transitions. [2022-04-06 13:38:26,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-06 13:38:26,321 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 61 [2022-04-06 13:38:26,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:26,324 INFO L225 Difference]: With dead ends: 639 [2022-04-06 13:38:26,324 INFO L226 Difference]: Without dead ends: 374 [2022-04-06 13:38:26,325 INFO L912 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 [2022-04-06 13:38:26,331 INFO L913 BasicCegarLoop]: 198 mSDtfsCounter, 208 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 208 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:26,333 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [208 Valid, 205 Invalid, 237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-06 13:38:26,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2022-04-06 13:38:26,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 356. [2022-04-06 13:38:26,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 356 states, 351 states have (on average 1.393162393162393) internal successors, (489), 351 states have internal predecessors, (489), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:26,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 493 transitions. [2022-04-06 13:38:26,349 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 493 transitions. Word has length 61 [2022-04-06 13:38:26,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:26,349 INFO L478 AbstractCegarLoop]: Abstraction has 356 states and 493 transitions. [2022-04-06 13:38:26,349 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:26,349 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 493 transitions. [2022-04-06 13:38:26,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-04-06 13:38:26,352 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:26,352 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:38:26,352 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-04-06 13:38:26,353 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:26,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:26,353 INFO L85 PathProgramCache]: Analyzing trace with hash -1525326578, now seen corresponding path program 1 times [2022-04-06 13:38:26,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:26,353 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164550247] [2022-04-06 13:38:26,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:26,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:26,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:26,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:26,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:26,427 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-04-06 13:38:26,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:26,428 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164550247] [2022-04-06 13:38:26,428 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164550247] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:38:26,428 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:38:26,428 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 13:38:26,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604129372] [2022-04-06 13:38:26,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:38:26,429 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 13:38:26,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:26,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 13:38:26,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 13:38:26,429 INFO L87 Difference]: Start difference. First operand 356 states and 493 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:26,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:26,577 INFO L93 Difference]: Finished difference Result 805 states and 1153 transitions. [2022-04-06 13:38:26,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-06 13:38:26,578 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 74 [2022-04-06 13:38:26,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:26,579 INFO L225 Difference]: With dead ends: 805 [2022-04-06 13:38:26,579 INFO L226 Difference]: Without dead ends: 460 [2022-04-06 13:38:26,580 INFO L912 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 [2022-04-06 13:38:26,580 INFO L913 BasicCegarLoop]: 174 mSDtfsCounter, 295 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 193 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:26,581 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [295 Valid, 181 Invalid, 193 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-06 13:38:26,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2022-04-06 13:38:26,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 434. [2022-04-06 13:38:26,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 429 states have (on average 1.4522144522144522) internal successors, (623), 429 states have internal predecessors, (623), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:26,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 627 transitions. [2022-04-06 13:38:26,590 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 627 transitions. Word has length 74 [2022-04-06 13:38:26,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:26,590 INFO L478 AbstractCegarLoop]: Abstraction has 434 states and 627 transitions. [2022-04-06 13:38:26,591 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:26,591 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 627 transitions. [2022-04-06 13:38:26,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-04-06 13:38:26,591 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:26,592 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 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] [2022-04-06 13:38:26,592 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-04-06 13:38:26,592 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:26,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:26,592 INFO L85 PathProgramCache]: Analyzing trace with hash -373342279, now seen corresponding path program 1 times [2022-04-06 13:38:26,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:26,592 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312516285] [2022-04-06 13:38:26,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:26,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:26,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:26,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:26,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:26,627 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-04-06 13:38:26,627 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:26,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312516285] [2022-04-06 13:38:26,627 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [312516285] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:38:26,628 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:38:26,628 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 13:38:26,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428574001] [2022-04-06 13:38:26,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:38:26,628 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 13:38:26,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:26,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 13:38:26,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 13:38:26,629 INFO L87 Difference]: Start difference. First operand 434 states and 627 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:26,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:26,779 INFO L93 Difference]: Finished difference Result 903 states and 1314 transitions. [2022-04-06 13:38:26,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-06 13:38:26,779 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 78 [2022-04-06 13:38:26,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:26,781 INFO L225 Difference]: With dead ends: 903 [2022-04-06 13:38:26,781 INFO L226 Difference]: Without dead ends: 482 [2022-04-06 13:38:26,782 INFO L912 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 [2022-04-06 13:38:26,782 INFO L913 BasicCegarLoop]: 186 mSDtfsCounter, 185 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 184 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:26,783 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [185 Valid, 193 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 184 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-06 13:38:26,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2022-04-06 13:38:26,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 476. [2022-04-06 13:38:26,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 476 states, 471 states have (on average 1.4331210191082802) internal successors, (675), 471 states have internal predecessors, (675), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:26,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 476 states and 679 transitions. [2022-04-06 13:38:26,792 INFO L78 Accepts]: Start accepts. Automaton has 476 states and 679 transitions. Word has length 78 [2022-04-06 13:38:26,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:26,793 INFO L478 AbstractCegarLoop]: Abstraction has 476 states and 679 transitions. [2022-04-06 13:38:26,793 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:26,793 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 679 transitions. [2022-04-06 13:38:26,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-04-06 13:38:26,794 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:26,794 INFO L499 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:38:26,794 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-04-06 13:38:26,794 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:26,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:26,795 INFO L85 PathProgramCache]: Analyzing trace with hash 1482970623, now seen corresponding path program 1 times [2022-04-06 13:38:26,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:26,795 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207702530] [2022-04-06 13:38:26,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:26,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:26,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:26,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:26,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:26,828 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-04-06 13:38:26,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:26,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207702530] [2022-04-06 13:38:26,829 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207702530] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:38:26,829 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:38:26,829 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 13:38:26,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702259694] [2022-04-06 13:38:26,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:38:26,830 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 13:38:26,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:26,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 13:38:26,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 13:38:26,830 INFO L87 Difference]: Start difference. First operand 476 states and 679 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:26,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:26,998 INFO L93 Difference]: Finished difference Result 957 states and 1371 transitions. [2022-04-06 13:38:26,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-06 13:38:26,998 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 1 states have call successors, (3), 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 98 [2022-04-06 13:38:26,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:27,001 INFO L225 Difference]: With dead ends: 957 [2022-04-06 13:38:27,001 INFO L226 Difference]: Without dead ends: 715 [2022-04-06 13:38:27,001 INFO L912 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 [2022-04-06 13:38:27,002 INFO L913 BasicCegarLoop]: 317 mSDtfsCounter, 295 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 324 SdHoareTripleChecker+Invalid, 184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:27,003 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [295 Valid, 324 Invalid, 184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-06 13:38:27,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 715 states. [2022-04-06 13:38:27,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 715 to 715. [2022-04-06 13:38:27,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 715 states, 710 states have (on average 1.4281690140845071) internal successors, (1014), 710 states have internal predecessors, (1014), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:27,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 715 states and 1018 transitions. [2022-04-06 13:38:27,016 INFO L78 Accepts]: Start accepts. Automaton has 715 states and 1018 transitions. Word has length 98 [2022-04-06 13:38:27,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:27,016 INFO L478 AbstractCegarLoop]: Abstraction has 715 states and 1018 transitions. [2022-04-06 13:38:27,016 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:27,016 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1018 transitions. [2022-04-06 13:38:27,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-04-06 13:38:27,021 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:27,021 INFO L499 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:38:27,021 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-04-06 13:38:27,021 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:27,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:27,022 INFO L85 PathProgramCache]: Analyzing trace with hash 1275544748, now seen corresponding path program 1 times [2022-04-06 13:38:27,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:27,022 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236607945] [2022-04-06 13:38:27,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:27,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:27,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:27,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:27,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:27,068 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-04-06 13:38:27,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:27,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236607945] [2022-04-06 13:38:27,073 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236607945] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:38:27,074 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:38:27,074 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 13:38:27,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918472821] [2022-04-06 13:38:27,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:38:27,074 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 13:38:27,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:27,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 13:38:27,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 13:38:27,075 INFO L87 Difference]: Start difference. First operand 715 states and 1018 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:27,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:27,212 INFO L93 Difference]: Finished difference Result 1217 states and 1732 transitions. [2022-04-06 13:38:27,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-06 13:38:27,212 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 99 [2022-04-06 13:38:27,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:27,215 INFO L225 Difference]: With dead ends: 1217 [2022-04-06 13:38:27,215 INFO L226 Difference]: Without dead ends: 736 [2022-04-06 13:38:27,216 INFO L912 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 [2022-04-06 13:38:27,216 INFO L913 BasicCegarLoop]: 197 mSDtfsCounter, 183 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 204 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:27,216 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [183 Valid, 204 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-06 13:38:27,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2022-04-06 13:38:27,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 736. [2022-04-06 13:38:27,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 736 states, 731 states have (on average 1.424076607387141) internal successors, (1041), 731 states have internal predecessors, (1041), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:27,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 736 states and 1045 transitions. [2022-04-06 13:38:27,230 INFO L78 Accepts]: Start accepts. Automaton has 736 states and 1045 transitions. Word has length 99 [2022-04-06 13:38:27,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:27,230 INFO L478 AbstractCegarLoop]: Abstraction has 736 states and 1045 transitions. [2022-04-06 13:38:27,230 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:27,230 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1045 transitions. [2022-04-06 13:38:27,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-04-06 13:38:27,231 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:27,231 INFO L499 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:38:27,232 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-04-06 13:38:27,232 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:27,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:27,232 INFO L85 PathProgramCache]: Analyzing trace with hash 1728650536, now seen corresponding path program 1 times [2022-04-06 13:38:27,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:27,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580334406] [2022-04-06 13:38:27,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:27,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:27,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:27,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:27,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:27,266 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-04-06 13:38:27,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:27,266 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580334406] [2022-04-06 13:38:27,266 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580334406] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:38:27,266 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:38:27,266 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 13:38:27,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197159600] [2022-04-06 13:38:27,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:38:27,267 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 13:38:27,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:27,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 13:38:27,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 13:38:27,267 INFO L87 Difference]: Start difference. First operand 736 states and 1045 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:27,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:27,399 INFO L93 Difference]: Finished difference Result 978 states and 1392 transitions. [2022-04-06 13:38:27,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-06 13:38:27,399 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 100 [2022-04-06 13:38:27,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:27,402 INFO L225 Difference]: With dead ends: 978 [2022-04-06 13:38:27,402 INFO L226 Difference]: Without dead ends: 976 [2022-04-06 13:38:27,403 INFO L912 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 [2022-04-06 13:38:27,403 INFO L913 BasicCegarLoop]: 164 mSDtfsCounter, 459 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 459 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:27,403 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [459 Valid, 171 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-06 13:38:27,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 976 states. [2022-04-06 13:38:27,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 976 to 976. [2022-04-06 13:38:27,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 971 states have (on average 1.427394438722966) internal successors, (1386), 971 states have internal predecessors, (1386), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:27,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1390 transitions. [2022-04-06 13:38:27,422 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1390 transitions. Word has length 100 [2022-04-06 13:38:27,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:27,422 INFO L478 AbstractCegarLoop]: Abstraction has 976 states and 1390 transitions. [2022-04-06 13:38:27,423 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:27,423 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1390 transitions. [2022-04-06 13:38:27,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-04-06 13:38:27,424 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:27,424 INFO L499 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:38:27,425 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-04-06 13:38:27,425 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:27,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:27,425 INFO L85 PathProgramCache]: Analyzing trace with hash 1207748638, now seen corresponding path program 1 times [2022-04-06 13:38:27,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:27,425 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313635872] [2022-04-06 13:38:27,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:27,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:27,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:27,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:27,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:27,469 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-04-06 13:38:27,470 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:27,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313635872] [2022-04-06 13:38:27,470 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313635872] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:38:27,470 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:38:27,470 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 13:38:27,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959429755] [2022-04-06 13:38:27,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:38:27,470 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 13:38:27,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:27,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 13:38:27,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 13:38:27,471 INFO L87 Difference]: Start difference. First operand 976 states and 1390 transitions. Second operand has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:27,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:27,657 INFO L93 Difference]: Finished difference Result 2143 states and 3103 transitions. [2022-04-06 13:38:27,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-06 13:38:27,658 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (3), 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 155 [2022-04-06 13:38:27,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:27,661 INFO L225 Difference]: With dead ends: 2143 [2022-04-06 13:38:27,661 INFO L226 Difference]: Without dead ends: 1172 [2022-04-06 13:38:27,663 INFO L912 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 [2022-04-06 13:38:27,663 INFO L913 BasicCegarLoop]: 198 mSDtfsCounter, 235 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 170 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 235 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:27,664 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [235 Valid, 205 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 170 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-06 13:38:27,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1172 states. [2022-04-06 13:38:27,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1172 to 1132. [2022-04-06 13:38:27,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1132 states, 1127 states have (on average 1.442768411712511) internal successors, (1626), 1127 states have internal predecessors, (1626), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:27,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 1132 states and 1630 transitions. [2022-04-06 13:38:27,696 INFO L78 Accepts]: Start accepts. Automaton has 1132 states and 1630 transitions. Word has length 155 [2022-04-06 13:38:27,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:27,696 INFO L478 AbstractCegarLoop]: Abstraction has 1132 states and 1630 transitions. [2022-04-06 13:38:27,696 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:27,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1630 transitions. [2022-04-06 13:38:27,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-04-06 13:38:27,699 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:27,699 INFO L499 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:38:27,700 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-04-06 13:38:27,701 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:27,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:27,702 INFO L85 PathProgramCache]: Analyzing trace with hash 645369310, now seen corresponding path program 1 times [2022-04-06 13:38:27,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:27,703 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2030051868] [2022-04-06 13:38:27,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:27,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:27,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:27,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:27,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:27,751 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 314 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2022-04-06 13:38:27,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:27,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2030051868] [2022-04-06 13:38:27,752 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2030051868] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:38:27,752 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:38:27,752 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 13:38:27,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943229989] [2022-04-06 13:38:27,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:38:27,752 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 13:38:27,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:27,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 13:38:27,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 13:38:27,753 INFO L87 Difference]: Start difference. First operand 1132 states and 1630 transitions. Second operand has 4 states, 4 states have (on average 29.25) internal successors, (117), 3 states have internal predecessors, (117), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:27,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:27,918 INFO L93 Difference]: Finished difference Result 2357 states and 3373 transitions. [2022-04-06 13:38:27,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-06 13:38:27,919 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.25) internal successors, (117), 3 states have internal predecessors, (117), 1 states have call successors, (3), 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 191 [2022-04-06 13:38:27,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:27,922 INFO L225 Difference]: With dead ends: 2357 [2022-04-06 13:38:27,923 INFO L226 Difference]: Without dead ends: 1238 [2022-04-06 13:38:27,924 INFO L912 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 [2022-04-06 13:38:27,925 INFO L913 BasicCegarLoop]: 186 mSDtfsCounter, 187 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 185 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 187 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:27,925 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [187 Valid, 193 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 185 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-06 13:38:27,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1238 states. [2022-04-06 13:38:27,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1238 to 1224. [2022-04-06 13:38:27,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1224 states, 1219 states have (on average 1.4257588187038557) internal successors, (1738), 1219 states have internal predecessors, (1738), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:27,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 1224 states and 1742 transitions. [2022-04-06 13:38:27,945 INFO L78 Accepts]: Start accepts. Automaton has 1224 states and 1742 transitions. Word has length 191 [2022-04-06 13:38:27,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:27,945 INFO L478 AbstractCegarLoop]: Abstraction has 1224 states and 1742 transitions. [2022-04-06 13:38:27,945 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.25) internal successors, (117), 3 states have internal predecessors, (117), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:27,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1742 transitions. [2022-04-06 13:38:27,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-04-06 13:38:27,947 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:27,948 INFO L499 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 7, 7, 5, 5, 3, 3, 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] [2022-04-06 13:38:27,948 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-04-06 13:38:27,948 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:27,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:27,948 INFO L85 PathProgramCache]: Analyzing trace with hash -1315099224, now seen corresponding path program 1 times [2022-04-06 13:38:27,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:27,948 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828763391] [2022-04-06 13:38:27,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:27,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:27,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:27,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:27,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:27,996 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-04-06 13:38:27,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:27,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828763391] [2022-04-06 13:38:27,997 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [828763391] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:38:27,997 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:38:27,997 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 13:38:27,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347059665] [2022-04-06 13:38:27,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:38:27,997 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 13:38:27,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:27,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 13:38:27,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 13:38:27,998 INFO L87 Difference]: Start difference. First operand 1224 states and 1742 transitions. Second operand has 4 states, 4 states have (on average 30.75) internal successors, (123), 3 states have internal predecessors, (123), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:28,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:28,171 INFO L93 Difference]: Finished difference Result 2547 states and 3615 transitions. [2022-04-06 13:38:28,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-06 13:38:28,171 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.75) internal successors, (123), 3 states have internal predecessors, (123), 1 states have call successors, (3), 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 212 [2022-04-06 13:38:28,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:28,175 INFO L225 Difference]: With dead ends: 2547 [2022-04-06 13:38:28,175 INFO L226 Difference]: Without dead ends: 1336 [2022-04-06 13:38:28,179 INFO L912 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 [2022-04-06 13:38:28,179 INFO L913 BasicCegarLoop]: 186 mSDtfsCounter, 184 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:28,180 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [184 Valid, 193 Invalid, 194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-06 13:38:28,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1336 states. [2022-04-06 13:38:28,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1336 to 1324. [2022-04-06 13:38:28,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1324 states, 1319 states have (on average 1.4086429112964367) internal successors, (1858), 1319 states have internal predecessors, (1858), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:28,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1324 states and 1862 transitions. [2022-04-06 13:38:28,203 INFO L78 Accepts]: Start accepts. Automaton has 1324 states and 1862 transitions. Word has length 212 [2022-04-06 13:38:28,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:28,203 INFO L478 AbstractCegarLoop]: Abstraction has 1324 states and 1862 transitions. [2022-04-06 13:38:28,203 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.75) internal successors, (123), 3 states have internal predecessors, (123), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:28,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1862 transitions. [2022-04-06 13:38:28,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-04-06 13:38:28,206 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:28,206 INFO L499 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 8, 8, 6, 6, 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] [2022-04-06 13:38:28,206 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-04-06 13:38:28,206 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:28,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:28,207 INFO L85 PathProgramCache]: Analyzing trace with hash 2055655597, now seen corresponding path program 1 times [2022-04-06 13:38:28,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:28,207 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119104866] [2022-04-06 13:38:28,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:28,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:28,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:28,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:28,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:28,257 INFO L134 CoverageAnalysis]: Checked inductivity of 734 backedges. 474 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2022-04-06 13:38:28,257 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:28,257 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119104866] [2022-04-06 13:38:28,257 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [119104866] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:38:28,258 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:38:28,258 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 13:38:28,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180617856] [2022-04-06 13:38:28,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:38:28,258 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 13:38:28,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:28,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 13:38:28,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 13:38:28,259 INFO L87 Difference]: Start difference. First operand 1324 states and 1862 transitions. Second operand has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:28,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:28,440 INFO L93 Difference]: Finished difference Result 2755 states and 3867 transitions. [2022-04-06 13:38:28,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-06 13:38:28,441 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (3), 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 236 [2022-04-06 13:38:28,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:28,445 INFO L225 Difference]: With dead ends: 2755 [2022-04-06 13:38:28,445 INFO L226 Difference]: Without dead ends: 1444 [2022-04-06 13:38:28,447 INFO L912 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 [2022-04-06 13:38:28,448 INFO L913 BasicCegarLoop]: 186 mSDtfsCounter, 182 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:28,448 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [182 Valid, 193 Invalid, 198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-06 13:38:28,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1444 states. [2022-04-06 13:38:28,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1444 to 1436. [2022-04-06 13:38:28,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1436 states, 1431 states have (on average 1.3906359189378057) internal successors, (1990), 1431 states have internal predecessors, (1990), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:28,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1436 states and 1994 transitions. [2022-04-06 13:38:28,482 INFO L78 Accepts]: Start accepts. Automaton has 1436 states and 1994 transitions. Word has length 236 [2022-04-06 13:38:28,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:28,482 INFO L478 AbstractCegarLoop]: Abstraction has 1436 states and 1994 transitions. [2022-04-06 13:38:28,483 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:28,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 1994 transitions. [2022-04-06 13:38:28,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-04-06 13:38:28,486 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:28,486 INFO L499 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 8, 8, 6, 6, 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] [2022-04-06 13:38:28,486 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-04-06 13:38:28,487 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:28,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:28,487 INFO L85 PathProgramCache]: Analyzing trace with hash 909115084, now seen corresponding path program 1 times [2022-04-06 13:38:28,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:28,487 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480012421] [2022-04-06 13:38:28,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:28,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:28,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:28,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:28,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:28,548 INFO L134 CoverageAnalysis]: Checked inductivity of 734 backedges. 474 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2022-04-06 13:38:28,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:28,549 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480012421] [2022-04-06 13:38:28,549 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480012421] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:38:28,549 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:38:28,549 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 13:38:28,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079226857] [2022-04-06 13:38:28,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:38:28,550 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 13:38:28,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:28,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 13:38:28,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 13:38:28,551 INFO L87 Difference]: Start difference. First operand 1436 states and 1994 transitions. Second operand has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:28,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:28,727 INFO L93 Difference]: Finished difference Result 2995 states and 4167 transitions. [2022-04-06 13:38:28,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-06 13:38:28,727 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (3), 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 236 [2022-04-06 13:38:28,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:28,732 INFO L225 Difference]: With dead ends: 2995 [2022-04-06 13:38:28,732 INFO L226 Difference]: Without dead ends: 1572 [2022-04-06 13:38:28,734 INFO L912 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 [2022-04-06 13:38:28,734 INFO L913 BasicCegarLoop]: 187 mSDtfsCounter, 184 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:28,734 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [184 Valid, 194 Invalid, 206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-06 13:38:28,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1572 states. [2022-04-06 13:38:28,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1572 to 1560. [2022-04-06 13:38:28,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1560 states, 1555 states have (on average 1.372347266881029) internal successors, (2134), 1555 states have internal predecessors, (2134), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:28,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1560 states and 2138 transitions. [2022-04-06 13:38:28,767 INFO L78 Accepts]: Start accepts. Automaton has 1560 states and 2138 transitions. Word has length 236 [2022-04-06 13:38:28,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:28,768 INFO L478 AbstractCegarLoop]: Abstraction has 1560 states and 2138 transitions. [2022-04-06 13:38:28,768 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:28,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 2138 transitions. [2022-04-06 13:38:28,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2022-04-06 13:38:28,771 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:28,771 INFO L499 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 9, 9, 7, 7, 5, 5, 3, 3, 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, 1] [2022-04-06 13:38:28,771 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-04-06 13:38:28,771 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:28,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:28,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1731324572, now seen corresponding path program 1 times [2022-04-06 13:38:28,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:28,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607668769] [2022-04-06 13:38:28,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:28,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:28,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:28,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:28,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:28,826 INFO L134 CoverageAnalysis]: Checked inductivity of 908 backedges. 588 proven. 0 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2022-04-06 13:38:28,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:28,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607668769] [2022-04-06 13:38:28,826 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607668769] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:38:28,826 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:38:28,826 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 13:38:28,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358919789] [2022-04-06 13:38:28,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:38:28,827 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 13:38:28,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:28,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 13:38:28,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 13:38:28,827 INFO L87 Difference]: Start difference. First operand 1560 states and 2138 transitions. Second operand has 4 states, 4 states have (on average 35.75) internal successors, (143), 3 states have internal predecessors, (143), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:28,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:28,983 INFO L93 Difference]: Finished difference Result 4650 states and 6376 transitions. [2022-04-06 13:38:28,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-06 13:38:28,984 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.75) internal successors, (143), 3 states have internal predecessors, (143), 1 states have call successors, (3), 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 266 [2022-04-06 13:38:28,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:28,992 INFO L225 Difference]: With dead ends: 4650 [2022-04-06 13:38:28,992 INFO L226 Difference]: Without dead ends: 3103 [2022-04-06 13:38:28,996 INFO L912 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 [2022-04-06 13:38:28,997 INFO L913 BasicCegarLoop]: 326 mSDtfsCounter, 299 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 299 SdHoareTripleChecker+Valid, 333 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:28,997 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [299 Valid, 333 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-06 13:38:29,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3103 states. [2022-04-06 13:38:29,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3103 to 3101. [2022-04-06 13:38:29,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3101 states, 3096 states have (on average 1.3714470284237725) internal successors, (4246), 3096 states have internal predecessors, (4246), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:29,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3101 states to 3101 states and 4250 transitions. [2022-04-06 13:38:29,075 INFO L78 Accepts]: Start accepts. Automaton has 3101 states and 4250 transitions. Word has length 266 [2022-04-06 13:38:29,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:29,075 INFO L478 AbstractCegarLoop]: Abstraction has 3101 states and 4250 transitions. [2022-04-06 13:38:29,075 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.75) internal successors, (143), 3 states have internal predecessors, (143), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:29,075 INFO L276 IsEmpty]: Start isEmpty. Operand 3101 states and 4250 transitions. [2022-04-06 13:38:29,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2022-04-06 13:38:29,082 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:29,082 INFO L499 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 9, 9, 7, 7, 5, 5, 3, 3, 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, 1] [2022-04-06 13:38:29,082 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-04-06 13:38:29,082 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:29,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:29,083 INFO L85 PathProgramCache]: Analyzing trace with hash 584784059, now seen corresponding path program 1 times [2022-04-06 13:38:29,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:29,083 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501726123] [2022-04-06 13:38:29,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:29,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:29,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:29,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:29,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:29,131 INFO L134 CoverageAnalysis]: Checked inductivity of 908 backedges. 560 proven. 0 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2022-04-06 13:38:29,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:29,132 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501726123] [2022-04-06 13:38:29,133 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501726123] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:38:29,133 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:38:29,133 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 13:38:29,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879916636] [2022-04-06 13:38:29,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:38:29,134 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 13:38:29,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:29,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 13:38:29,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 13:38:29,134 INFO L87 Difference]: Start difference. First operand 3101 states and 4250 transitions. Second operand has 4 states, 4 states have (on average 35.25) internal successors, (141), 3 states have internal predecessors, (141), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:29,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:29,320 INFO L93 Difference]: Finished difference Result 6489 states and 8927 transitions. [2022-04-06 13:38:29,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-06 13:38:29,320 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 3 states have internal predecessors, (141), 1 states have call successors, (3), 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 266 [2022-04-06 13:38:29,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:29,329 INFO L225 Difference]: With dead ends: 6489 [2022-04-06 13:38:29,329 INFO L226 Difference]: Without dead ends: 3401 [2022-04-06 13:38:29,334 INFO L912 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 [2022-04-06 13:38:29,334 INFO L913 BasicCegarLoop]: 187 mSDtfsCounter, 183 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:29,335 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [183 Valid, 194 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-06 13:38:29,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3401 states. [2022-04-06 13:38:29,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3401 to 3385. [2022-04-06 13:38:29,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3385 states, 3380 states have (on average 1.3520710059171597) internal successors, (4570), 3380 states have internal predecessors, (4570), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:29,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3385 states to 3385 states and 4574 transitions. [2022-04-06 13:38:29,392 INFO L78 Accepts]: Start accepts. Automaton has 3385 states and 4574 transitions. Word has length 266 [2022-04-06 13:38:29,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:29,393 INFO L478 AbstractCegarLoop]: Abstraction has 3385 states and 4574 transitions. [2022-04-06 13:38:29,393 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 3 states have internal predecessors, (141), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:29,393 INFO L276 IsEmpty]: Start isEmpty. Operand 3385 states and 4574 transitions. [2022-04-06 13:38:29,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2022-04-06 13:38:29,398 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:29,399 INFO L499 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 10, 10, 8, 8, 6, 6, 4, 4, 3, 3, 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, 1, 1, 1, 1] [2022-04-06 13:38:29,399 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-04-06 13:38:29,399 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:29,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:29,399 INFO L85 PathProgramCache]: Analyzing trace with hash -1895653822, now seen corresponding path program 1 times [2022-04-06 13:38:29,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:29,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023922263] [2022-04-06 13:38:29,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:29,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:29,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:29,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:29,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:29,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1100 backedges. 642 proven. 0 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2022-04-06 13:38:29,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:29,442 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023922263] [2022-04-06 13:38:29,442 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023922263] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:38:29,442 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:38:29,442 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 13:38:29,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101366405] [2022-04-06 13:38:29,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:38:29,443 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 13:38:29,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:29,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 13:38:29,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 13:38:29,443 INFO L87 Difference]: Start difference. First operand 3385 states and 4574 transitions. Second operand has 4 states, 4 states have (on average 36.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:29,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:29,629 INFO L93 Difference]: Finished difference Result 6905 states and 9343 transitions. [2022-04-06 13:38:29,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-06 13:38:29,629 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (3), 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 290 [2022-04-06 13:38:29,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:29,639 INFO L225 Difference]: With dead ends: 6905 [2022-04-06 13:38:29,639 INFO L226 Difference]: Without dead ends: 3533 [2022-04-06 13:38:29,644 INFO L912 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 [2022-04-06 13:38:29,644 INFO L913 BasicCegarLoop]: 186 mSDtfsCounter, 182 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:29,645 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [182 Valid, 193 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-06 13:38:29,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3533 states. [2022-04-06 13:38:29,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3533 to 3517. [2022-04-06 13:38:29,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3517 states, 3512 states have (on average 1.3445330296127562) internal successors, (4722), 3512 states have internal predecessors, (4722), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:29,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 3517 states and 4726 transitions. [2022-04-06 13:38:29,744 INFO L78 Accepts]: Start accepts. Automaton has 3517 states and 4726 transitions. Word has length 290 [2022-04-06 13:38:29,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:29,744 INFO L478 AbstractCegarLoop]: Abstraction has 3517 states and 4726 transitions. [2022-04-06 13:38:29,744 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:29,744 INFO L276 IsEmpty]: Start isEmpty. Operand 3517 states and 4726 transitions. [2022-04-06 13:38:29,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2022-04-06 13:38:29,750 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:29,750 INFO L499 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 10, 10, 8, 8, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:38:29,750 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-04-06 13:38:29,751 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:29,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:29,751 INFO L85 PathProgramCache]: Analyzing trace with hash 1898341703, now seen corresponding path program 1 times [2022-04-06 13:38:29,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:29,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960353128] [2022-04-06 13:38:29,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:29,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:29,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:29,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:29,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:29,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1112 backedges. 542 proven. 0 refuted. 0 times theorem prover too weak. 570 trivial. 0 not checked. [2022-04-06 13:38:29,797 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:29,797 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960353128] [2022-04-06 13:38:29,797 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [960353128] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:38:29,798 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:38:29,798 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 13:38:29,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075336053] [2022-04-06 13:38:29,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:38:29,799 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 13:38:29,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:29,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 13:38:29,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 13:38:29,799 INFO L87 Difference]: Start difference. First operand 3517 states and 4726 transitions. Second operand has 4 states, 4 states have (on average 33.25) internal successors, (133), 3 states have internal predecessors, (133), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:30,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:30,016 INFO L93 Difference]: Finished difference Result 7421 states and 10107 transitions. [2022-04-06 13:38:30,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-06 13:38:30,017 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.25) internal successors, (133), 3 states have internal predecessors, (133), 1 states have call successors, (3), 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 301 [2022-04-06 13:38:30,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:30,034 INFO L225 Difference]: With dead ends: 7421 [2022-04-06 13:38:30,034 INFO L226 Difference]: Without dead ends: 3917 [2022-04-06 13:38:30,041 INFO L912 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 [2022-04-06 13:38:30,042 INFO L913 BasicCegarLoop]: 187 mSDtfsCounter, 230 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 230 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:30,042 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [230 Valid, 194 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-06 13:38:30,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3917 states. [2022-04-06 13:38:30,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3917 to 3829. [2022-04-06 13:38:30,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3829 states, 3824 states have (on average 1.3310669456066946) internal successors, (5090), 3824 states have internal predecessors, (5090), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:30,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3829 states to 3829 states and 5094 transitions. [2022-04-06 13:38:30,125 INFO L78 Accepts]: Start accepts. Automaton has 3829 states and 5094 transitions. Word has length 301 [2022-04-06 13:38:30,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:30,125 INFO L478 AbstractCegarLoop]: Abstraction has 3829 states and 5094 transitions. [2022-04-06 13:38:30,126 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.25) internal successors, (133), 3 states have internal predecessors, (133), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:30,126 INFO L276 IsEmpty]: Start isEmpty. Operand 3829 states and 5094 transitions. [2022-04-06 13:38:30,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2022-04-06 13:38:30,133 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:30,133 INFO L499 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 13, 13, 13, 13, 13, 12, 12, 10, 10, 8, 8, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:38:30,133 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-04-06 13:38:30,133 INFO L403 AbstractCegarLoop]: === Iteration 19 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:30,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:30,133 INFO L85 PathProgramCache]: Analyzing trace with hash -1338697851, now seen corresponding path program 1 times [2022-04-06 13:38:30,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:30,134 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058552674] [2022-04-06 13:38:30,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:30,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:30,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:30,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:30,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:30,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1201 backedges. 595 proven. 0 refuted. 0 times theorem prover too weak. 606 trivial. 0 not checked. [2022-04-06 13:38:30,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:30,184 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058552674] [2022-04-06 13:38:30,184 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2058552674] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:38:30,184 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:38:30,185 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 13:38:30,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133336612] [2022-04-06 13:38:30,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:38:30,186 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 13:38:30,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:30,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 13:38:30,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 13:38:30,186 INFO L87 Difference]: Start difference. First operand 3829 states and 5094 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) [2022-04-06 13:38:30,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:30,354 INFO L93 Difference]: Finished difference Result 8053 states and 10651 transitions. [2022-04-06 13:38:30,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-06 13:38:30,354 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 315 [2022-04-06 13:38:30,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:30,367 INFO L225 Difference]: With dead ends: 8053 [2022-04-06 13:38:30,367 INFO L226 Difference]: Without dead ends: 4237 [2022-04-06 13:38:30,373 INFO L912 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 [2022-04-06 13:38:30,373 INFO L913 BasicCegarLoop]: 185 mSDtfsCounter, 279 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:30,374 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [279 Valid, 192 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-06 13:38:30,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4237 states. [2022-04-06 13:38:30,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4237 to 3949. [2022-04-06 13:38:30,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3949 states, 3944 states have (on average 1.327079107505071) internal successors, (5234), 3944 states have internal predecessors, (5234), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:30,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3949 states to 3949 states and 5238 transitions. [2022-04-06 13:38:30,441 INFO L78 Accepts]: Start accepts. Automaton has 3949 states and 5238 transitions. Word has length 315 [2022-04-06 13:38:30,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:30,441 INFO L478 AbstractCegarLoop]: Abstraction has 3949 states and 5238 transitions. [2022-04-06 13:38:30,442 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) [2022-04-06 13:38:30,442 INFO L276 IsEmpty]: Start isEmpty. Operand 3949 states and 5238 transitions. [2022-04-06 13:38:30,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2022-04-06 13:38:30,448 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:30,449 INFO L499 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 13, 13, 13, 13, 13, 12, 12, 10, 10, 8, 8, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:38:30,450 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-04-06 13:38:30,450 INFO L403 AbstractCegarLoop]: === Iteration 20 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:30,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:30,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1654457468, now seen corresponding path program 1 times [2022-04-06 13:38:30,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:30,450 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328641407] [2022-04-06 13:38:30,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:30,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:30,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:30,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:30,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:30,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1201 backedges. 707 proven. 0 refuted. 0 times theorem prover too weak. 494 trivial. 0 not checked. [2022-04-06 13:38:30,506 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:30,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328641407] [2022-04-06 13:38:30,506 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [328641407] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:38:30,506 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:38:30,506 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 13:38:30,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515986788] [2022-04-06 13:38:30,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:38:30,507 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 13:38:30,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:30,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 13:38:30,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 13:38:30,507 INFO L87 Difference]: Start difference. First operand 3949 states and 5238 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) [2022-04-06 13:38:30,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:30,694 INFO L93 Difference]: Finished difference Result 11317 states and 15088 transitions. [2022-04-06 13:38:30,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-06 13:38:30,695 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 316 [2022-04-06 13:38:30,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:30,708 INFO L225 Difference]: With dead ends: 11317 [2022-04-06 13:38:30,708 INFO L226 Difference]: Without dead ends: 7381 [2022-04-06 13:38:30,715 INFO L912 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 [2022-04-06 13:38:30,716 INFO L913 BasicCegarLoop]: 317 mSDtfsCounter, 261 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 261 SdHoareTripleChecker+Valid, 324 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:30,716 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [261 Valid, 324 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-06 13:38:30,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7381 states. [2022-04-06 13:38:30,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7381 to 7379. [2022-04-06 13:38:30,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7379 states, 7374 states have (on average 1.3341470029834555) internal successors, (9838), 7374 states have internal predecessors, (9838), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:30,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7379 states to 7379 states and 9842 transitions. [2022-04-06 13:38:30,889 INFO L78 Accepts]: Start accepts. Automaton has 7379 states and 9842 transitions. Word has length 316 [2022-04-06 13:38:30,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:30,889 INFO L478 AbstractCegarLoop]: Abstraction has 7379 states and 9842 transitions. [2022-04-06 13:38:30,889 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) [2022-04-06 13:38:30,889 INFO L276 IsEmpty]: Start isEmpty. Operand 7379 states and 9842 transitions. [2022-04-06 13:38:30,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2022-04-06 13:38:30,898 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:30,898 INFO L499 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 13, 13, 13, 13, 13, 12, 12, 10, 10, 8, 8, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:38:30,899 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-04-06 13:38:30,899 INFO L403 AbstractCegarLoop]: === Iteration 21 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:30,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:30,899 INFO L85 PathProgramCache]: Analyzing trace with hash -387267926, now seen corresponding path program 1 times [2022-04-06 13:38:30,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:30,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93255113] [2022-04-06 13:38:30,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:30,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:30,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:30,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:30,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:30,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1201 backedges. 711 proven. 0 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2022-04-06 13:38:30,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:30,946 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93255113] [2022-04-06 13:38:30,946 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93255113] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:38:30,946 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:38:30,946 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 13:38:30,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711021570] [2022-04-06 13:38:30,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:38:30,947 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 13:38:30,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:30,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 13:38:30,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 13:38:30,948 INFO L87 Difference]: Start difference. First operand 7379 states and 9842 transitions. Second operand has 4 states, 4 states have (on average 40.25) internal successors, (161), 3 states have internal predecessors, (161), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:31,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:31,160 INFO L93 Difference]: Finished difference Result 14753 states and 19659 transitions. [2022-04-06 13:38:31,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-06 13:38:31,161 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.25) internal successors, (161), 3 states have internal predecessors, (161), 1 states have call successors, (3), 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 317 [2022-04-06 13:38:31,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:31,173 INFO L225 Difference]: With dead ends: 14753 [2022-04-06 13:38:31,173 INFO L226 Difference]: Without dead ends: 7387 [2022-04-06 13:38:31,184 INFO L912 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 [2022-04-06 13:38:31,185 INFO L913 BasicCegarLoop]: 186 mSDtfsCounter, 182 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:31,186 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [182 Valid, 193 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-06 13:38:31,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7387 states. [2022-04-06 13:38:31,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7387 to 7355. [2022-04-06 13:38:31,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7355 states, 7350 states have (on average 1.3004081632653062) internal successors, (9558), 7350 states have internal predecessors, (9558), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:31,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7355 states to 7355 states and 9562 transitions. [2022-04-06 13:38:31,325 INFO L78 Accepts]: Start accepts. Automaton has 7355 states and 9562 transitions. Word has length 317 [2022-04-06 13:38:31,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:31,326 INFO L478 AbstractCegarLoop]: Abstraction has 7355 states and 9562 transitions. [2022-04-06 13:38:31,326 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.25) internal successors, (161), 3 states have internal predecessors, (161), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:31,326 INFO L276 IsEmpty]: Start isEmpty. Operand 7355 states and 9562 transitions. [2022-04-06 13:38:31,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2022-04-06 13:38:31,335 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:31,336 INFO L499 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 11, 11, 9, 9, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1] [2022-04-06 13:38:31,336 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-04-06 13:38:31,336 INFO L403 AbstractCegarLoop]: === Iteration 22 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:31,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:31,336 INFO L85 PathProgramCache]: Analyzing trace with hash 1734711817, now seen corresponding path program 1 times [2022-04-06 13:38:31,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:31,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488207327] [2022-04-06 13:38:31,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:31,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:31,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:31,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:31,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:31,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1348 backedges. 766 proven. 12 refuted. 0 times theorem prover too weak. 570 trivial. 0 not checked. [2022-04-06 13:38:31,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:31,409 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488207327] [2022-04-06 13:38:31,409 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488207327] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-06 13:38:31,409 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [979169838] [2022-04-06 13:38:31,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:31,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-06 13:38:31,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-06 13:38:31,411 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) [2022-04-06 13:38:31,451 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-04-06 13:38:31,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:31,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 5 conjunts are in the unsatisfiable core [2022-04-06 13:38:31,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-06 13:38:31,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1348 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 1244 trivial. 0 not checked. [2022-04-06 13:38:31,955 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-06 13:38:31,956 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [979169838] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:38:31,956 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-04-06 13:38:31,956 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2022-04-06 13:38:31,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816222515] [2022-04-06 13:38:31,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:38:31,956 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-06 13:38:31,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:31,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-06 13:38:31,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-04-06 13:38:31,957 INFO L87 Difference]: Start difference. First operand 7355 states and 9562 transitions. Second operand has 5 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:32,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:32,141 INFO L93 Difference]: Finished difference Result 14875 states and 19348 transitions. [2022-04-06 13:38:32,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 13:38:32,141 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (3), 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 340 [2022-04-06 13:38:32,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:32,153 INFO L225 Difference]: With dead ends: 14875 [2022-04-06 13:38:32,153 INFO L226 Difference]: Without dead ends: 7505 [2022-04-06 13:38:32,165 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 346 GetRequests, 339 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-04-06 13:38:32,166 INFO L913 BasicCegarLoop]: 150 mSDtfsCounter, 249 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 158 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:32,167 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [249 Valid, 382 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 158 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-06 13:38:32,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7505 states. [2022-04-06 13:38:32,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7505 to 7361. [2022-04-06 13:38:32,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7361 states, 7356 states have (on average 1.3004350190320826) internal successors, (9566), 7356 states have internal predecessors, (9566), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:32,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7361 states to 7361 states and 9570 transitions. [2022-04-06 13:38:32,323 INFO L78 Accepts]: Start accepts. Automaton has 7361 states and 9570 transitions. Word has length 340 [2022-04-06 13:38:32,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:32,323 INFO L478 AbstractCegarLoop]: Abstraction has 7361 states and 9570 transitions. [2022-04-06 13:38:32,323 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:32,323 INFO L276 IsEmpty]: Start isEmpty. Operand 7361 states and 9570 transitions. [2022-04-06 13:38:32,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2022-04-06 13:38:32,331 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:32,332 INFO L499 BasicCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 14, 13, 13, 11, 11, 9, 9, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:38:32,353 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-04-06 13:38:32,551 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,SelfDestructingSolverStorable21 [2022-04-06 13:38:32,551 INFO L403 AbstractCegarLoop]: === Iteration 23 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:32,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:32,552 INFO L85 PathProgramCache]: Analyzing trace with hash 1329745268, now seen corresponding path program 1 times [2022-04-06 13:38:32,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:32,552 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11885142] [2022-04-06 13:38:32,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:32,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:32,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:32,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:32,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:32,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1416 backedges. 791 proven. 12 refuted. 0 times theorem prover too weak. 613 trivial. 0 not checked. [2022-04-06 13:38:32,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:32,610 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11885142] [2022-04-06 13:38:32,610 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [11885142] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-06 13:38:32,610 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2003933110] [2022-04-06 13:38:32,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:32,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-06 13:38:32,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-06 13:38:32,612 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) [2022-04-06 13:38:32,613 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-04-06 13:38:32,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:32,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 3 conjunts are in the unsatisfiable core [2022-04-06 13:38:32,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-06 13:38:33,076 INFO L134 CoverageAnalysis]: Checked inductivity of 1416 backedges. 791 proven. 12 refuted. 0 times theorem prover too weak. 613 trivial. 0 not checked. [2022-04-06 13:38:33,076 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-06 13:38:33,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1416 backedges. 791 proven. 12 refuted. 0 times theorem prover too weak. 613 trivial. 0 not checked. [2022-04-06 13:38:33,448 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2003933110] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-06 13:38:33,448 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-06 13:38:33,448 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 7 [2022-04-06 13:38:33,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721323606] [2022-04-06 13:38:33,448 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-04-06 13:38:33,448 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-04-06 13:38:33,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:33,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-04-06 13:38:33,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-04-06 13:38:33,449 INFO L87 Difference]: Start difference. First operand 7361 states and 9570 transitions. Second operand has 7 states, 7 states have (on average 33.57142857142857) internal successors, (235), 6 states have internal predecessors, (235), 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) [2022-04-06 13:38:34,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:34,136 INFO L93 Difference]: Finished difference Result 14753 states and 19172 transitions. [2022-04-06 13:38:34,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-04-06 13:38:34,136 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 33.57142857142857) internal successors, (235), 6 states have internal predecessors, (235), 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 353 [2022-04-06 13:38:34,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:34,153 INFO L225 Difference]: With dead ends: 14753 [2022-04-06 13:38:34,154 INFO L226 Difference]: Without dead ends: 11161 [2022-04-06 13:38:34,161 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 721 GetRequests, 711 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2022-04-06 13:38:34,161 INFO L913 BasicCegarLoop]: 387 mSDtfsCounter, 517 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 974 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 517 SdHoareTripleChecker+Valid, 404 SdHoareTripleChecker+Invalid, 1043 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 974 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:34,162 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [517 Valid, 404 Invalid, 1043 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 974 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-04-06 13:38:34,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11161 states. [2022-04-06 13:38:34,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11161 to 8465. [2022-04-06 13:38:34,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8465 states, 8460 states have (on average 1.307565011820331) internal successors, (11062), 8460 states have internal predecessors, (11062), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:34,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8465 states to 8465 states and 11066 transitions. [2022-04-06 13:38:34,369 INFO L78 Accepts]: Start accepts. Automaton has 8465 states and 11066 transitions. Word has length 353 [2022-04-06 13:38:34,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:34,369 INFO L478 AbstractCegarLoop]: Abstraction has 8465 states and 11066 transitions. [2022-04-06 13:38:34,369 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 33.57142857142857) internal successors, (235), 6 states have internal predecessors, (235), 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) [2022-04-06 13:38:34,369 INFO L276 IsEmpty]: Start isEmpty. Operand 8465 states and 11066 transitions. [2022-04-06 13:38:34,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2022-04-06 13:38:34,379 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:34,379 INFO L499 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 14, 14, 14, 14, 14, 13, 13, 11, 11, 9, 9, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:38:34,399 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-04-06 13:38:34,595 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,SelfDestructingSolverStorable22 [2022-04-06 13:38:34,595 INFO L403 AbstractCegarLoop]: === Iteration 24 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:34,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:34,596 INFO L85 PathProgramCache]: Analyzing trace with hash 1292968849, now seen corresponding path program 2 times [2022-04-06 13:38:34,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:34,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471189426] [2022-04-06 13:38:34,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:34,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:34,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:34,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:34,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:34,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1497 backedges. 843 proven. 5 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2022-04-06 13:38:34,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:34,659 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471189426] [2022-04-06 13:38:34,659 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471189426] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-06 13:38:34,659 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1107926266] [2022-04-06 13:38:34,659 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-06 13:38:34,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-06 13:38:34,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-06 13:38:34,676 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) [2022-04-06 13:38:34,677 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-04-06 13:38:34,792 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-06 13:38:34,792 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-06 13:38:34,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 2 conjunts are in the unsatisfiable core [2022-04-06 13:38:34,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-06 13:38:35,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1497 backedges. 642 proven. 0 refuted. 0 times theorem prover too weak. 855 trivial. 0 not checked. [2022-04-06 13:38:35,141 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-06 13:38:35,141 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1107926266] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:38:35,141 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-04-06 13:38:35,141 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-04-06 13:38:35,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272327331] [2022-04-06 13:38:35,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:38:35,142 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-06 13:38:35,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:35,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-06 13:38:35,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:38:35,143 INFO L87 Difference]: Start difference. First operand 8465 states and 11066 transitions. Second operand has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 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) [2022-04-06 13:38:35,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:35,335 INFO L93 Difference]: Finished difference Result 17191 states and 22443 transitions. [2022-04-06 13:38:35,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-06 13:38:35,336 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 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 366 [2022-04-06 13:38:35,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:35,348 INFO L225 Difference]: With dead ends: 17191 [2022-04-06 13:38:35,349 INFO L226 Difference]: Without dead ends: 8745 [2022-04-06 13:38:35,359 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 371 GetRequests, 367 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:38:35,359 INFO L913 BasicCegarLoop]: 145 mSDtfsCounter, 57 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 225 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:35,360 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [57 Valid, 225 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-06 13:38:35,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8745 states. [2022-04-06 13:38:35,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8745 to 7889. [2022-04-06 13:38:35,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7889 states, 7884 states have (on average 1.2569761542364282) internal successors, (9910), 7884 states have internal predecessors, (9910), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:35,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7889 states to 7889 states and 9914 transitions. [2022-04-06 13:38:35,513 INFO L78 Accepts]: Start accepts. Automaton has 7889 states and 9914 transitions. Word has length 366 [2022-04-06 13:38:35,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:35,513 INFO L478 AbstractCegarLoop]: Abstraction has 7889 states and 9914 transitions. [2022-04-06 13:38:35,514 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 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) [2022-04-06 13:38:35,514 INFO L276 IsEmpty]: Start isEmpty. Operand 7889 states and 9914 transitions. [2022-04-06 13:38:35,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2022-04-06 13:38:35,523 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:35,523 INFO L499 BasicCegarLoop]: trace histogram [17, 17, 16, 16, 15, 15, 15, 15, 15, 13, 13, 11, 11, 9, 9, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:38:35,541 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-04-06 13:38:35,741 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-06 13:38:35,741 INFO L403 AbstractCegarLoop]: === Iteration 25 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:35,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:35,742 INFO L85 PathProgramCache]: Analyzing trace with hash -2096642603, now seen corresponding path program 1 times [2022-04-06 13:38:35,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:35,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32348436] [2022-04-06 13:38:35,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:35,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:35,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:35,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:35,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:35,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1649 backedges. 955 proven. 5 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2022-04-06 13:38:35,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:35,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32348436] [2022-04-06 13:38:35,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32348436] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-06 13:38:35,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [749746608] [2022-04-06 13:38:35,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:35,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-06 13:38:35,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-06 13:38:35,802 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) [2022-04-06 13:38:35,803 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-04-06 13:38:35,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:35,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 796 conjuncts, 3 conjunts are in the unsatisfiable core [2022-04-06 13:38:35,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-06 13:38:36,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1649 backedges. 955 proven. 5 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2022-04-06 13:38:36,323 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-06 13:38:36,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1649 backedges. 955 proven. 5 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2022-04-06 13:38:36,707 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [749746608] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-06 13:38:36,707 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-06 13:38:36,708 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 7 [2022-04-06 13:38:36,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870563148] [2022-04-06 13:38:36,708 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-04-06 13:38:36,708 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-04-06 13:38:36,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:36,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-04-06 13:38:36,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-04-06 13:38:36,709 INFO L87 Difference]: Start difference. First operand 7889 states and 9914 transitions. Second operand has 7 states, 7 states have (on average 33.57142857142857) internal successors, (235), 6 states have internal predecessors, (235), 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) [2022-04-06 13:38:37,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:37,119 INFO L93 Difference]: Finished difference Result 17909 states and 22405 transitions. [2022-04-06 13:38:37,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-06 13:38:37,120 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 33.57142857142857) internal successors, (235), 6 states have internal predecessors, (235), 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 380 [2022-04-06 13:38:37,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:37,135 INFO L225 Difference]: With dead ends: 17909 [2022-04-06 13:38:37,135 INFO L226 Difference]: Without dead ends: 10031 [2022-04-06 13:38:37,147 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 770 GetRequests, 762 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-04-06 13:38:37,147 INFO L913 BasicCegarLoop]: 225 mSDtfsCounter, 552 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 541 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 552 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 653 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 541 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:37,150 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [552 Valid, 242 Invalid, 653 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 541 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-06 13:38:37,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10031 states. [2022-04-06 13:38:37,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10031 to 8280. [2022-04-06 13:38:37,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8280 states, 8275 states have (on average 1.253655589123867) internal successors, (10374), 8275 states have internal predecessors, (10374), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:37,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8280 states to 8280 states and 10378 transitions. [2022-04-06 13:38:37,316 INFO L78 Accepts]: Start accepts. Automaton has 8280 states and 10378 transitions. Word has length 380 [2022-04-06 13:38:37,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:37,316 INFO L478 AbstractCegarLoop]: Abstraction has 8280 states and 10378 transitions. [2022-04-06 13:38:37,316 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 33.57142857142857) internal successors, (235), 6 states have internal predecessors, (235), 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) [2022-04-06 13:38:37,316 INFO L276 IsEmpty]: Start isEmpty. Operand 8280 states and 10378 transitions. [2022-04-06 13:38:37,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2022-04-06 13:38:37,325 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:37,325 INFO L499 BasicCegarLoop]: trace histogram [18, 18, 17, 17, 17, 17, 16, 16, 16, 14, 14, 12, 12, 10, 10, 8, 8, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:38:37,347 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-04-06 13:38:37,535 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-06 13:38:37,535 INFO L403 AbstractCegarLoop]: === Iteration 26 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:37,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:37,536 INFO L85 PathProgramCache]: Analyzing trace with hash -49962149, now seen corresponding path program 1 times [2022-04-06 13:38:37,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:37,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325769310] [2022-04-06 13:38:37,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:37,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:37,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:37,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:37,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:37,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1970 backedges. 885 proven. 0 refuted. 0 times theorem prover too weak. 1085 trivial. 0 not checked. [2022-04-06 13:38:37,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:37,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325769310] [2022-04-06 13:38:37,593 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325769310] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:38:37,593 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 13:38:37,593 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 13:38:37,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938044477] [2022-04-06 13:38:37,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:38:37,594 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 13:38:37,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:37,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 13:38:37,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 13:38:37,595 INFO L87 Difference]: Start difference. First operand 8280 states and 10378 transitions. Second operand has 4 states, 4 states have (on average 40.75) internal successors, (163), 3 states have internal predecessors, (163), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:37,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:37,799 INFO L93 Difference]: Finished difference Result 15646 states and 19229 transitions. [2022-04-06 13:38:37,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-06 13:38:37,800 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.75) internal successors, (163), 3 states have internal predecessors, (163), 1 states have call successors, (3), 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 419 [2022-04-06 13:38:37,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:37,805 INFO L225 Difference]: With dead ends: 15646 [2022-04-06 13:38:37,805 INFO L226 Difference]: Without dead ends: 3812 [2022-04-06 13:38:37,815 INFO L912 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 [2022-04-06 13:38:37,815 INFO L913 BasicCegarLoop]: 188 mSDtfsCounter, 208 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 208 SdHoareTripleChecker+Valid, 195 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 [2022-04-06 13:38:37,816 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [208 Valid, 195 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-06 13:38:37,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3812 states. [2022-04-06 13:38:37,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3812 to 3621. [2022-04-06 13:38:37,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3621 states, 3616 states have (on average 1.2419800884955752) internal successors, (4491), 3616 states have internal predecessors, (4491), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:37,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3621 states to 3621 states and 4495 transitions. [2022-04-06 13:38:37,866 INFO L78 Accepts]: Start accepts. Automaton has 3621 states and 4495 transitions. Word has length 419 [2022-04-06 13:38:37,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:37,866 INFO L478 AbstractCegarLoop]: Abstraction has 3621 states and 4495 transitions. [2022-04-06 13:38:37,866 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.75) internal successors, (163), 3 states have internal predecessors, (163), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:37,867 INFO L276 IsEmpty]: Start isEmpty. Operand 3621 states and 4495 transitions. [2022-04-06 13:38:37,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2022-04-06 13:38:37,871 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:37,872 INFO L499 BasicCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 18, 17, 17, 15, 15, 13, 13, 11, 11, 9, 9, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 5, 5, 3, 3, 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:38:37,872 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-04-06 13:38:37,872 INFO L403 AbstractCegarLoop]: === Iteration 27 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:37,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:37,873 INFO L85 PathProgramCache]: Analyzing trace with hash -54549105, now seen corresponding path program 1 times [2022-04-06 13:38:37,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:37,873 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041138288] [2022-04-06 13:38:37,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:37,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:37,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:37,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:37,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:37,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2711 backedges. 1571 proven. 14 refuted. 0 times theorem prover too weak. 1126 trivial. 0 not checked. [2022-04-06 13:38:37,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:37,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041138288] [2022-04-06 13:38:37,986 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041138288] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-06 13:38:37,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1972656735] [2022-04-06 13:38:37,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:37,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-06 13:38:37,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-06 13:38:37,987 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) [2022-04-06 13:38:37,988 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-04-06 13:38:38,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:38,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 926 conjuncts, 3 conjunts are in the unsatisfiable core [2022-04-06 13:38:38,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-06 13:38:38,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2711 backedges. 1018 proven. 0 refuted. 0 times theorem prover too weak. 1693 trivial. 0 not checked. [2022-04-06 13:38:38,795 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-06 13:38:38,795 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1972656735] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 13:38:38,795 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-04-06 13:38:38,795 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-04-06 13:38:38,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192708882] [2022-04-06 13:38:38,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 13:38:38,796 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-06 13:38:38,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:38,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-06 13:38:38,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:38:38,796 INFO L87 Difference]: Start difference. First operand 3621 states and 4495 transitions. Second operand has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 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) [2022-04-06 13:38:38,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:38,841 INFO L93 Difference]: Finished difference Result 4037 states and 4976 transitions. [2022-04-06 13:38:38,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-06 13:38:38,841 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 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 503 [2022-04-06 13:38:38,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:38,846 INFO L225 Difference]: With dead ends: 4037 [2022-04-06 13:38:38,847 INFO L226 Difference]: Without dead ends: 3960 [2022-04-06 13:38:38,848 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 508 GetRequests, 504 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-06 13:38:38,848 INFO L913 BasicCegarLoop]: 303 mSDtfsCounter, 61 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 460 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 [2022-04-06 13:38:38,848 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [61 Valid, 460 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-06 13:38:38,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3960 states. [2022-04-06 13:38:38,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3960 to 3546. [2022-04-06 13:38:38,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3546 states, 3541 states have (on average 1.2420220276757978) internal successors, (4398), 3541 states have internal predecessors, (4398), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-06 13:38:38,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3546 states to 3546 states and 4402 transitions. [2022-04-06 13:38:38,895 INFO L78 Accepts]: Start accepts. Automaton has 3546 states and 4402 transitions. Word has length 503 [2022-04-06 13:38:38,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:38,895 INFO L478 AbstractCegarLoop]: Abstraction has 3546 states and 4402 transitions. [2022-04-06 13:38:38,896 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 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) [2022-04-06 13:38:38,896 INFO L276 IsEmpty]: Start isEmpty. Operand 3546 states and 4402 transitions. [2022-04-06 13:38:38,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 616 [2022-04-06 13:38:38,904 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 13:38:38,904 INFO L499 BasicCegarLoop]: trace histogram [21, 21, 20, 20, 20, 20, 20, 20, 20, 19, 19, 17, 17, 16, 16, 15, 15, 13, 13, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:38:38,922 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-04-06 13:38:39,119 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,SelfDestructingSolverStorable26 [2022-04-06 13:38:39,119 INFO L403 AbstractCegarLoop]: === Iteration 28 === Targeting ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 13:38:39,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 13:38:39,120 INFO L85 PathProgramCache]: Analyzing trace with hash 71565020, now seen corresponding path program 1 times [2022-04-06 13:38:39,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 13:38:39,120 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295107782] [2022-04-06 13:38:39,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:39,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 13:38:39,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:39,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 13:38:39,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:39,213 INFO L134 CoverageAnalysis]: Checked inductivity of 3928 backedges. 2054 proven. 14 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2022-04-06 13:38:39,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 13:38:39,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [295107782] [2022-04-06 13:38:39,213 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [295107782] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-06 13:38:39,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [292921619] [2022-04-06 13:38:39,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 13:38:39,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-06 13:38:39,213 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-06 13:38:39,214 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-06 13:38:39,215 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-04-06 13:38:39,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 13:38:39,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 1067 conjuncts, 3 conjunts are in the unsatisfiable core [2022-04-06 13:38:39,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-06 13:38:40,012 INFO L134 CoverageAnalysis]: Checked inductivity of 3928 backedges. 2054 proven. 14 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2022-04-06 13:38:40,012 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-06 13:38:40,681 INFO L134 CoverageAnalysis]: Checked inductivity of 3928 backedges. 2054 proven. 14 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2022-04-06 13:38:40,681 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [292921619] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-06 13:38:40,682 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-06 13:38:40,682 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 9 [2022-04-06 13:38:40,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393123782] [2022-04-06 13:38:40,682 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-04-06 13:38:40,683 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-04-06 13:38:40,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-06 13:38:40,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-04-06 13:38:40,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-04-06 13:38:40,683 INFO L87 Difference]: Start difference. First operand 3546 states and 4402 transitions. Second operand has 9 states, 9 states have (on average 36.888888888888886) internal successors, (332), 8 states have internal predecessors, (332), 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) [2022-04-06 13:38:41,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 13:38:41,036 INFO L93 Difference]: Finished difference Result 4399 states and 5458 transitions. [2022-04-06 13:38:41,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-06 13:38:41,037 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 36.888888888888886) internal successors, (332), 8 states have internal predecessors, (332), 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 615 [2022-04-06 13:38:41,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 13:38:41,037 INFO L225 Difference]: With dead ends: 4399 [2022-04-06 13:38:41,037 INFO L226 Difference]: Without dead ends: 0 [2022-04-06 13:38:41,041 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 1241 GetRequests, 1231 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2022-04-06 13:38:41,042 INFO L913 BasicCegarLoop]: 159 mSDtfsCounter, 356 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 535 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 356 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 535 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-06 13:38:41,042 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [356 Valid, 171 Invalid, 584 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 535 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-06 13:38:41,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-04-06 13:38:41,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-04-06 13:38:41,043 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) [2022-04-06 13:38:41,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-04-06 13:38:41,043 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 615 [2022-04-06 13:38:41,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 13:38:41,043 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-04-06 13:38:41,044 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 36.888888888888886) internal successors, (332), 8 states have internal predecessors, (332), 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) [2022-04-06 13:38:41,044 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-04-06 13:38:41,044 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-06 13:38:41,046 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-04-06 13:38:41,063 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-04-06 13:38:41,246 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2022-04-06 13:38:41,248 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-04-06 13:38:45,713 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|)) [2022-04-06 13:38:45,713 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2022-04-06 13:38:45,713 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2022-04-06 13:38:45,713 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-04-06 13:38:45,713 INFO L885 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-04-06 13:38:45,713 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-04-06 13:38:45,713 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-04-06 13:38:45,713 INFO L885 garLoopResultBuilder]: At program point ssl3_connectENTRY(lines 22 587) the Hoare annotation is: true [2022-04-06 13:38:45,713 INFO L882 garLoopResultBuilder]: For program point L105(lines 105 111) no Hoare annotation was computed. [2022-04-06 13:38:45,714 INFO L882 garLoopResultBuilder]: For program point L108-2(lines 105 111) no Hoare annotation was computed. [2022-04-06 13:38:45,714 INFO L882 garLoopResultBuilder]: For program point L108(lines 108 110) no Hoare annotation was computed. [2022-04-06 13:38:45,714 INFO L882 garLoopResultBuilder]: For program point L113(lines 113 117) no Hoare annotation was computed. [2022-04-06 13:38:45,714 INFO L882 garLoopResultBuilder]: For program point L114(lines 114 116) no Hoare annotation was computed. [2022-04-06 13:38:45,714 INFO L882 garLoopResultBuilder]: For program point L119-1(lines 96 586) no Hoare annotation was computed. [2022-04-06 13:38:45,714 INFO L885 garLoopResultBuilder]: At program point L575(lines 118 576) the Hoare annotation is: true [2022-04-06 13:38:45,714 INFO L882 garLoopResultBuilder]: For program point L120(line 120) no Hoare annotation was computed. [2022-04-06 13:38:45,714 INFO L882 garLoopResultBuilder]: For program point L580(lines 580 582) no Hoare annotation was computed. [2022-04-06 13:38:45,714 INFO L882 garLoopResultBuilder]: For program point L122(lines 122 555) no Hoare annotation was computed. [2022-04-06 13:38:45,714 INFO L882 garLoopResultBuilder]: For program point L580-2(lines 580 582) no Hoare annotation was computed. [2022-04-06 13:38:45,714 INFO L878 garLoopResultBuilder]: At program point L123(lines 122 555) the Hoare annotation is: (or (and (<= 12292 ssl3_connect_~s__state~0) (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|))) [2022-04-06 13:38:45,714 INFO L882 garLoopResultBuilder]: For program point L125(lines 125 554) no Hoare annotation was computed. [2022-04-06 13:38:45,714 INFO L882 garLoopResultBuilder]: For program point ssl3_connectFINAL(lines 22 587) no Hoare annotation was computed. [2022-04-06 13:38:45,714 INFO L878 garLoopResultBuilder]: At program point L227(lines 125 554) the Hoare annotation is: (or (= ssl3_connect_~blastFlag~0 0) (not (<= 12292 |ssl3_connect_#in~initial_state|))) [2022-04-06 13:38:45,714 INFO L882 garLoopResultBuilder]: For program point L128(lines 128 553) no Hoare annotation was computed. [2022-04-06 13:38:45,714 INFO L882 garLoopResultBuilder]: For program point ssl3_connectEXIT(lines 22 587) no Hoare annotation was computed. [2022-04-06 13:38:45,714 INFO L882 garLoopResultBuilder]: For program point L232(lines 232 234) no Hoare annotation was computed. [2022-04-06 13:38:45,714 INFO L882 garLoopResultBuilder]: For program point L131(lines 131 552) no Hoare annotation was computed. [2022-04-06 13:38:45,714 INFO L882 garLoopResultBuilder]: For program point L232-2(lines 232 234) no Hoare annotation was computed. [2022-04-06 13:38:45,715 INFO L882 garLoopResultBuilder]: For program point L134(lines 134 551) no Hoare annotation was computed. [2022-04-06 13:38:45,715 INFO L882 garLoopResultBuilder]: For program point L237(lines 237 240) no Hoare annotation was computed. [2022-04-06 13:38:45,715 INFO L882 garLoopResultBuilder]: For program point L137(lines 137 550) no Hoare annotation was computed. [2022-04-06 13:38:45,715 INFO L882 garLoopResultBuilder]: For program point L247(lines 247 263) no Hoare annotation was computed. [2022-04-06 13:38:45,715 INFO L878 garLoopResultBuilder]: At program point L141(lines 137 550) the Hoare annotation is: (or (and (<= 4352 ssl3_connect_~s__state~0) (= ssl3_connect_~blastFlag~0 0) (not (<= 4400 ssl3_connect_~s__state~0))) (not (<= 12292 |ssl3_connect_#in~initial_state|))) [2022-04-06 13:38:45,715 INFO L882 garLoopResultBuilder]: For program point L140(lines 140 549) no Hoare annotation was computed. [2022-04-06 13:38:45,715 INFO L882 garLoopResultBuilder]: For program point L253(lines 253 256) no Hoare annotation was computed. [2022-04-06 13:38:45,715 INFO L882 garLoopResultBuilder]: For program point L247-2(lines 222 520) no Hoare annotation was computed. [2022-04-06 13:38:45,715 INFO L882 garLoopResultBuilder]: For program point L281(lines 281 283) no Hoare annotation was computed. [2022-04-06 13:38:45,715 INFO L882 garLoopResultBuilder]: For program point L143(lines 143 548) no Hoare annotation was computed. [2022-04-06 13:38:45,715 INFO L882 garLoopResultBuilder]: For program point L258(lines 258 261) no Hoare annotation was computed. [2022-04-06 13:38:45,715 INFO L882 garLoopResultBuilder]: For program point L269(lines 269 272) no Hoare annotation was computed. [2022-04-06 13:38:45,715 INFO L882 garLoopResultBuilder]: For program point L281-2(lines 222 520) no Hoare annotation was computed. [2022-04-06 13:38:45,715 INFO L878 garLoopResultBuilder]: At program point L147(lines 143 548) the Hoare annotation is: (let ((.cse0 (<= 4352 ssl3_connect_~s__state~0)) (.cse1 (not (<= 4400 ssl3_connect_~s__state~0)))) (or (and .cse0 (= ssl3_connect_~blastFlag~0 1) .cse1) (and .cse0 (= ssl3_connect_~blastFlag~0 0) .cse1) (not (<= 12292 |ssl3_connect_#in~initial_state|)))) [2022-04-06 13:38:45,715 INFO L882 garLoopResultBuilder]: For program point L146(lines 146 547) no Hoare annotation was computed. [2022-04-06 13:38:45,715 INFO L878 garLoopResultBuilder]: At program point L521(lines 119 574) the Hoare annotation is: (let ((.cse4 (= ssl3_connect_~s__hit~0 0))) (let ((.cse0 (<= 4560 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560)) (.cse3 (not .cse4)) (.cse11 (= ssl3_connect_~s__state~0 4464)) (.cse10 (= 4496 ssl3_connect_~s__state~0)) (.cse15 (<= 4352 ssl3_connect_~s__state~0)) (.cse16 (<= ssl3_connect_~s__state~0 4352)) (.cse13 (<= 4560 ssl3_connect_~s__s3__tmp__next_state___0~0)) (.cse12 (= 4400 ssl3_connect_~s__state~0)) (.cse9 (= 4512 ssl3_connect_~s__state~0)) (.cse7 (= 3 ssl3_connect_~s__state~0)) (.cse8 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560)) (.cse5 (= ssl3_connect_~s__state~0 4448)) (.cse14 (= ssl3_connect_~s__state~0 4480)) (.cse6 (<= ssl3_connect_~blastFlag~0 4)) (.cse17 (= ssl3_connect_~s__state~0 4528)) (.cse2 (= 2 ssl3_connect_~blastFlag~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6) (and .cse7 .cse2 .cse4) (and .cse8 .cse4 .cse9) (and .cse8 .cse4 .cse10) (and .cse8 .cse4 .cse11) (and .cse8 .cse12 .cse4 .cse6) (and .cse2 .cse9) (and .cse0 .cse8 .cse1 .cse4 .cse13) (and .cse8 .cse4 .cse14) (and .cse15 .cse16 .cse2 .cse3 (= 3 ssl3_connect_~s__s3__tmp__next_state___0~0)) (and .cse4 .cse11 .cse6) (and (= 4432 ssl3_connect_~s__state~0) .cse4 .cse6) (= ssl3_connect_~blastFlag~0 0) (and .cse4 .cse10 .cse6) (and .cse15 .cse16 .cse8 .cse4 .cse13) (and .cse12 .cse2 .cse4) (and .cse4 .cse9 .cse6) (and .cse8 .cse7) (and .cse17 .cse8 .cse4) (and (= ssl3_connect_~s__state~0 4416) .cse4 .cse6) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse8 .cse4 .cse5) (and .cse4 .cse14 .cse6) (and .cse17 .cse4 .cse6) (and (= ssl3_connect_~blastFlag~0 1) (= ssl3_connect_~s__state~0 4384)) (and .cse17 .cse2)))) [2022-04-06 13:38:45,716 INFO L882 garLoopResultBuilder]: For program point L292(lines 292 294) no Hoare annotation was computed. [2022-04-06 13:38:45,716 INFO L882 garLoopResultBuilder]: For program point L300(lines 300 306) no Hoare annotation was computed. [2022-04-06 13:38:45,716 INFO L882 garLoopResultBuilder]: For program point L149(lines 149 546) no Hoare annotation was computed. [2022-04-06 13:38:45,716 INFO L882 garLoopResultBuilder]: For program point L557(lines 557 571) no Hoare annotation was computed. [2022-04-06 13:38:45,716 INFO L882 garLoopResultBuilder]: For program point L556(lines 556 572) no Hoare annotation was computed. [2022-04-06 13:38:45,716 INFO L882 garLoopResultBuilder]: For program point L303-2(lines 222 520) no Hoare annotation was computed. [2022-04-06 13:38:45,716 INFO L882 garLoopResultBuilder]: For program point L303(lines 303 305) no Hoare annotation was computed. [2022-04-06 13:38:45,716 INFO L878 garLoopResultBuilder]: At program point L153(lines 149 546) the Hoare annotation is: (let ((.cse0 (<= ssl3_connect_~s__state~0 4560)) (.cse1 (= ssl3_connect_~s__hit~0 0)) (.cse2 (< 4384 ssl3_connect_~s__state~0))) (or (and (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse0 .cse1 .cse2 (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 (= ssl3_connect_~blastFlag~0 0) .cse2) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (= 2 ssl3_connect_~blastFlag~0) .cse1 .cse2))) [2022-04-06 13:38:45,716 INFO L882 garLoopResultBuilder]: For program point L152(lines 152 545) no Hoare annotation was computed. [2022-04-06 13:38:45,716 INFO L882 garLoopResultBuilder]: For program point L558(lines 558 563) no Hoare annotation was computed. [2022-04-06 13:38:45,716 INFO L882 garLoopResultBuilder]: For program point L310(lines 310 314) no Hoare annotation was computed. [2022-04-06 13:38:45,716 INFO L882 garLoopResultBuilder]: For program point L321(lines 321 331) no Hoare annotation was computed. [2022-04-06 13:38:45,716 INFO L882 garLoopResultBuilder]: For program point L155(lines 155 544) no Hoare annotation was computed. [2022-04-06 13:38:45,716 INFO L882 garLoopResultBuilder]: For program point L560(lines 560 562) no Hoare annotation was computed. [2022-04-06 13:38:45,716 INFO L882 garLoopResultBuilder]: For program point L558-2(lines 557 571) no Hoare annotation was computed. [2022-04-06 13:38:45,716 INFO L882 garLoopResultBuilder]: For program point L310-2(lines 310 314) no Hoare annotation was computed. [2022-04-06 13:38:45,716 INFO L882 garLoopResultBuilder]: For program point L321-2(lines 321 331) no Hoare annotation was computed. [2022-04-06 13:38:45,716 INFO L882 garLoopResultBuilder]: For program point L325(lines 325 327) no Hoare annotation was computed. [2022-04-06 13:38:45,716 INFO L878 garLoopResultBuilder]: At program point L159(lines 155 544) the Hoare annotation is: (let ((.cse0 (<= ssl3_connect_~s__state~0 4560)) (.cse1 (< 4384 ssl3_connect_~s__state~0))) (or (and .cse0 (= ssl3_connect_~s__hit~0 0) .cse1 (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 (= ssl3_connect_~blastFlag~0 0) .cse1) (not (<= 12292 |ssl3_connect_#in~initial_state|)))) [2022-04-06 13:38:45,717 INFO L882 garLoopResultBuilder]: For program point L158(lines 158 543) no Hoare annotation was computed. [2022-04-06 13:38:45,717 INFO L882 garLoopResultBuilder]: For program point L565(lines 565 569) no Hoare annotation was computed. [2022-04-06 13:38:45,717 INFO L882 garLoopResultBuilder]: For program point L325-2(lines 323 331) no Hoare annotation was computed. [2022-04-06 13:38:45,717 INFO L882 garLoopResultBuilder]: For program point L339(lines 339 341) no Hoare annotation was computed. [2022-04-06 13:38:45,717 INFO L882 garLoopResultBuilder]: For program point L161(lines 161 542) no Hoare annotation was computed. [2022-04-06 13:38:45,717 INFO L882 garLoopResultBuilder]: For program point L339-2(lines 222 520) no Hoare annotation was computed. [2022-04-06 13:38:45,717 INFO L878 garLoopResultBuilder]: At program point L165(lines 161 542) the Hoare annotation is: (let ((.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560))) (or (and .cse0 .cse1 (= ssl3_connect_~s__hit~0 0) (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 .cse1 (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)))) [2022-04-06 13:38:45,717 INFO L882 garLoopResultBuilder]: For program point L164(lines 164 541) no Hoare annotation was computed. [2022-04-06 13:38:45,717 INFO L882 garLoopResultBuilder]: For program point L347(lines 347 350) no Hoare annotation was computed. [2022-04-06 13:38:45,717 INFO L882 garLoopResultBuilder]: For program point L355(lines 355 357) no Hoare annotation was computed. [2022-04-06 13:38:45,717 INFO L882 garLoopResultBuilder]: For program point L167(lines 167 540) no Hoare annotation was computed. [2022-04-06 13:38:45,717 INFO L878 garLoopResultBuilder]: At program point L356(lines 96 586) the Hoare annotation is: (not (<= 12292 |ssl3_connect_#in~initial_state|)) [2022-04-06 13:38:45,717 INFO L882 garLoopResultBuilder]: For program point L358(lines 358 360) no Hoare annotation was computed. [2022-04-06 13:38:45,717 INFO L878 garLoopResultBuilder]: At program point L171(lines 167 540) the Hoare annotation is: (let ((.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560)) (.cse2 (= ssl3_connect_~s__hit~0 0))) (or (and .cse0 .cse1 .cse2 (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 .cse1 (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2))) [2022-04-06 13:38:45,717 INFO L882 garLoopResultBuilder]: For program point L170(lines 170 539) no Hoare annotation was computed. [2022-04-06 13:38:45,717 INFO L882 garLoopResultBuilder]: For program point ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION(line 584) no Hoare annotation was computed. [2022-04-06 13:38:45,717 INFO L882 garLoopResultBuilder]: For program point L367(lines 367 369) no Hoare annotation was computed. [2022-04-06 13:38:45,717 INFO L882 garLoopResultBuilder]: For program point L173(lines 173 538) no Hoare annotation was computed. [2022-04-06 13:38:45,718 INFO L882 garLoopResultBuilder]: For program point L370(lines 370 374) no Hoare annotation was computed. [2022-04-06 13:38:45,718 INFO L878 garLoopResultBuilder]: At program point L183(lines 173 538) the Hoare annotation is: (let ((.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560)) (.cse2 (= ssl3_connect_~s__hit~0 0))) (or (and .cse0 .cse1 .cse2 (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 .cse1 (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2))) [2022-04-06 13:38:45,718 INFO L882 garLoopResultBuilder]: For program point L176(lines 176 537) no Hoare annotation was computed. [2022-04-06 13:38:45,718 INFO L882 garLoopResultBuilder]: For program point L370-2(lines 370 374) no Hoare annotation was computed. [2022-04-06 13:38:45,718 INFO L882 garLoopResultBuilder]: For program point L382(lines 382 384) no Hoare annotation was computed. [2022-04-06 13:38:45,718 INFO L882 garLoopResultBuilder]: For program point L179(lines 179 536) no Hoare annotation was computed. [2022-04-06 13:38:45,718 INFO L882 garLoopResultBuilder]: For program point L182(lines 182 535) no Hoare annotation was computed. [2022-04-06 13:38:45,718 INFO L882 garLoopResultBuilder]: For program point L185(lines 185 534) no Hoare annotation was computed. [2022-04-06 13:38:45,718 INFO L878 garLoopResultBuilder]: At program point L189(lines 185 534) the Hoare annotation is: (let ((.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560)) (.cse2 (= ssl3_connect_~s__hit~0 0))) (or (and .cse0 .cse1 .cse2 (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 .cse1 (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2))) [2022-04-06 13:38:45,718 INFO L882 garLoopResultBuilder]: For program point L188(lines 188 533) no Hoare annotation was computed. [2022-04-06 13:38:45,718 INFO L882 garLoopResultBuilder]: For program point L391(lines 391 393) no Hoare annotation was computed. [2022-04-06 13:38:45,718 INFO L882 garLoopResultBuilder]: For program point L191(lines 191 532) no Hoare annotation was computed. [2022-04-06 13:38:45,718 INFO L882 garLoopResultBuilder]: For program point L395(lines 395 400) no Hoare annotation was computed. [2022-04-06 13:38:45,718 INFO L878 garLoopResultBuilder]: At program point L195(lines 191 532) the Hoare annotation is: (let ((.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560)) (.cse2 (= ssl3_connect_~s__hit~0 0))) (or (and .cse0 .cse1 .cse2 (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 .cse1 (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2))) [2022-04-06 13:38:45,718 INFO L882 garLoopResultBuilder]: For program point L194(lines 194 531) no Hoare annotation was computed. [2022-04-06 13:38:45,718 INFO L882 garLoopResultBuilder]: For program point L395-2(lines 395 400) no Hoare annotation was computed. [2022-04-06 13:38:45,718 INFO L882 garLoopResultBuilder]: For program point L406(lines 406 408) no Hoare annotation was computed. [2022-04-06 13:38:45,718 INFO L882 garLoopResultBuilder]: For program point L197(lines 197 530) no Hoare annotation was computed. [2022-04-06 13:38:45,718 INFO L878 garLoopResultBuilder]: At program point L201(lines 197 530) the Hoare annotation is: (let ((.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560)) (.cse2 (= ssl3_connect_~s__hit~0 0))) (or (and .cse0 .cse1 (= 2 ssl3_connect_~blastFlag~0)) (and .cse0 .cse1 .cse2 (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 .cse1 (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2))) [2022-04-06 13:38:45,718 INFO L882 garLoopResultBuilder]: For program point L200(lines 200 529) no Hoare annotation was computed. [2022-04-06 13:38:45,719 INFO L882 garLoopResultBuilder]: For program point L416(lines 416 418) no Hoare annotation was computed. [2022-04-06 13:38:45,719 INFO L882 garLoopResultBuilder]: For program point L203(lines 203 528) no Hoare annotation was computed. [2022-04-06 13:38:45,719 INFO L882 garLoopResultBuilder]: For program point L422(lines 422 426) no Hoare annotation was computed. [2022-04-06 13:38:45,719 INFO L878 garLoopResultBuilder]: At program point L207(lines 203 528) the Hoare annotation is: (let ((.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560)) (.cse2 (= ssl3_connect_~s__hit~0 0))) (or (and .cse0 .cse1 (= 2 ssl3_connect_~blastFlag~0)) (and .cse0 .cse1 .cse2 (<= ssl3_connect_~blastFlag~0 4)) (and .cse0 .cse1 (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2))) [2022-04-06 13:38:45,719 INFO L882 garLoopResultBuilder]: For program point L206(lines 206 527) no Hoare annotation was computed. [2022-04-06 13:38:45,719 INFO L882 garLoopResultBuilder]: For program point L422-2(lines 222 520) no Hoare annotation was computed. [2022-04-06 13:38:45,719 INFO L882 garLoopResultBuilder]: For program point L439(lines 439 441) no Hoare annotation was computed. [2022-04-06 13:38:45,719 INFO L882 garLoopResultBuilder]: For program point L209(lines 209 526) no Hoare annotation was computed. [2022-04-06 13:38:45,719 INFO L882 garLoopResultBuilder]: For program point L431(lines 431 434) no Hoare annotation was computed. [2022-04-06 13:38:45,719 INFO L882 garLoopResultBuilder]: For program point L446(lines 446 460) no Hoare annotation was computed. [2022-04-06 13:38:45,719 INFO L878 garLoopResultBuilder]: At program point L213(lines 209 526) the Hoare annotation is: (let ((.cse1 (<= ssl3_connect_~s__state~0 4560)) (.cse2 (= ssl3_connect_~s__hit~0 0)) (.cse0 (<= 4560 ssl3_connect_~s__state~0))) (or (and .cse0 .cse1 (= 2 ssl3_connect_~blastFlag~0) (not .cse2)) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2 (<= 4560 ssl3_connect_~s__s3__tmp__next_state___0~0)) (and (< ssl3_connect_~s__state~0 12292) .cse0 (= ssl3_connect_~blastFlag~0 0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)))) [2022-04-06 13:38:45,719 INFO L882 garLoopResultBuilder]: For program point L212(lines 212 525) no Hoare annotation was computed. [2022-04-06 13:38:45,719 INFO L882 garLoopResultBuilder]: For program point L450(lines 450 456) no Hoare annotation was computed. [2022-04-06 13:38:45,719 INFO L882 garLoopResultBuilder]: For program point L446-1(lines 446 460) no Hoare annotation was computed. [2022-04-06 13:38:45,719 INFO L882 garLoopResultBuilder]: For program point L466(lines 466 468) no Hoare annotation was computed. [2022-04-06 13:38:45,719 INFO L882 garLoopResultBuilder]: For program point L215(lines 215 524) no Hoare annotation was computed. [2022-04-06 13:38:45,719 INFO L882 garLoopResultBuilder]: For program point L469(lines 469 473) no Hoare annotation was computed. [2022-04-06 13:38:45,719 INFO L878 garLoopResultBuilder]: At program point L216(lines 215 524) the Hoare annotation is: (let ((.cse0 (<= 4352 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4352)) (.cse2 (= ssl3_connect_~s__hit~0 0))) (or (and .cse0 .cse1 (= 2 ssl3_connect_~blastFlag~0) (not .cse2) (= 3 ssl3_connect_~s__s3__tmp__next_state___0~0)) (and .cse0 .cse1 (= ssl3_connect_~blastFlag~0 0)) (and .cse0 .cse1 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse2 (<= 4560 ssl3_connect_~s__s3__tmp__next_state___0~0)) (not (<= 12292 |ssl3_connect_#in~initial_state|)))) [2022-04-06 13:38:45,719 INFO L882 garLoopResultBuilder]: For program point L218(lines 218 523) no Hoare annotation was computed. [2022-04-06 13:38:45,720 INFO L882 garLoopResultBuilder]: For program point L469-2(lines 469 473) no Hoare annotation was computed. [2022-04-06 13:38:45,720 INFO L882 garLoopResultBuilder]: For program point L479(lines 479 491) no Hoare annotation was computed. [2022-04-06 13:38:45,720 INFO L885 garLoopResultBuilder]: At program point L219(lines 218 523) the Hoare annotation is: true [2022-04-06 13:38:45,720 INFO L885 garLoopResultBuilder]: At program point L221(lines 220 523) the Hoare annotation is: true [2022-04-06 13:38:45,720 INFO L882 garLoopResultBuilder]: For program point L485(lines 485 488) no Hoare annotation was computed. [2022-04-06 13:38:45,720 INFO L882 garLoopResultBuilder]: For program point L479-2(lines 479 491) no Hoare annotation was computed. [2022-04-06 13:38:45,720 INFO L882 garLoopResultBuilder]: For program point L496-1(lines 496 498) no Hoare annotation was computed. [2022-04-06 13:38:45,720 INFO L882 garLoopResultBuilder]: For program point L502(lines 502 504) no Hoare annotation was computed. [2022-04-06 13:38:45,720 INFO L882 garLoopResultBuilder]: For program point L502-2(lines 502 504) no Hoare annotation was computed. [2022-04-06 13:38:45,720 INFO L882 garLoopResultBuilder]: For program point L508(lines 508 510) no Hoare annotation was computed. [2022-04-06 13:38:45,720 INFO L882 garLoopResultBuilder]: For program point L508-2(lines 508 510) no Hoare annotation was computed. [2022-04-06 13:38:45,720 INFO L882 garLoopResultBuilder]: For program point L513(lines 513 515) no Hoare annotation was computed. [2022-04-06 13:38:45,720 INFO L885 garLoopResultBuilder]: At program point mainENTRY(lines 588 598) the Hoare annotation is: true [2022-04-06 13:38:45,720 INFO L878 garLoopResultBuilder]: At program point L594(line 594) the Hoare annotation is: (<= 12292 main_~s~0) [2022-04-06 13:38:45,720 INFO L882 garLoopResultBuilder]: For program point L594-1(line 594) no Hoare annotation was computed. [2022-04-06 13:38:45,720 INFO L882 garLoopResultBuilder]: For program point mainFINAL(lines 588 598) no Hoare annotation was computed. [2022-04-06 13:38:45,720 INFO L882 garLoopResultBuilder]: For program point mainEXIT(lines 588 598) no Hoare annotation was computed. [2022-04-06 13:38:45,723 INFO L719 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 13:38:45,724 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-04-06 13:38:45,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.04 01:38:45 BasicIcfg [2022-04-06 13:38:45,739 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-06 13:38:45,740 INFO L158 Benchmark]: Toolchain (without parser) took 21919.96ms. Allocated memory was 198.2MB in the beginning and 759.2MB in the end (delta: 561.0MB). Free memory was 143.2MB in the beginning and 513.1MB in the end (delta: -369.9MB). Peak memory consumption was 477.5MB. Max. memory is 8.0GB. [2022-04-06 13:38:45,740 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 198.2MB. Free memory is still 160.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-04-06 13:38:45,740 INFO L158 Benchmark]: CACSL2BoogieTranslator took 247.75ms. Allocated memory was 198.2MB in the beginning and 238.0MB in the end (delta: 39.8MB). Free memory was 143.1MB in the beginning and 210.5MB in the end (delta: -67.5MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-04-06 13:38:45,740 INFO L158 Benchmark]: Boogie Preprocessor took 39.27ms. Allocated memory is still 238.0MB. Free memory was 210.5MB in the beginning and 207.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-04-06 13:38:45,740 INFO L158 Benchmark]: RCFGBuilder took 468.38ms. Allocated memory is still 238.0MB. Free memory was 207.9MB in the beginning and 181.2MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2022-04-06 13:38:45,740 INFO L158 Benchmark]: IcfgTransformer took 51.70ms. Allocated memory is still 238.0MB. Free memory was 181.2MB in the beginning and 178.0MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-04-06 13:38:45,741 INFO L158 Benchmark]: TraceAbstraction took 21092.16ms. Allocated memory was 238.0MB in the beginning and 759.2MB in the end (delta: 521.1MB). Free memory was 177.5MB in the beginning and 513.1MB in the end (delta: -335.6MB). Peak memory consumption was 473.9MB. Max. memory is 8.0GB. [2022-04-06 13:38:45,741 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 198.2MB. Free memory is still 160.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 247.75ms. Allocated memory was 198.2MB in the beginning and 238.0MB in the end (delta: 39.8MB). Free memory was 143.1MB in the beginning and 210.5MB in the end (delta: -67.5MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 39.27ms. Allocated memory is still 238.0MB. Free memory was 210.5MB in the beginning and 207.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 468.38ms. Allocated memory is still 238.0MB. Free memory was 207.9MB in the beginning and 181.2MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * IcfgTransformer took 51.70ms. Allocated memory is still 238.0MB. Free memory was 181.2MB in the beginning and 178.0MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * TraceAbstraction took 21092.16ms. Allocated memory was 238.0MB in the beginning and 759.2MB in the end (delta: 521.1MB). Free memory was 177.5MB in the beginning and 513.1MB in the end (delta: -335.6MB). Peak memory consumption was 473.9MB. 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: 584]: 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 4 procedures, 137 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 21.0s, OverallIterations: 28, TraceHistogramMax: 21, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 6.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7178 SdHoareTripleChecker+Valid, 4.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7176 mSDsluCounter, 6568 SdHoareTripleChecker+Invalid, 3.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 671 mSDsCounter, 676 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6332 IncrementalHoareTripleChecker+Invalid, 7008 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 676 mSolverCounterUnsat, 5897 mSDtfsCounter, 6332 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4110 GetRequests, 4001 SyntacticMatches, 0 SemanticMatches, 109 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8465occurred in iteration=23, InterpolantAutomatonStates: 119, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.7s AutomataMinimizationTime, 28 MinimizatonAttempts, 6652 StatesRemovedByMinimization, 23 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 26 LocationsWithAnnotation, 26 PreInvPairs, 264 NumberOfFragments, 815 HoareAnnotationTreeSize, 26 FomulaSimplifications, 8549 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 26 FomulaSimplificationsInter, 22852 FormulaSimplificationTreeSizeReductionInter, 3.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 5.4s InterpolantComputationTime, 9279 NumberOfCodeBlocks, 9279 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 10590 ConstructedInterpolants, 0 QuantifiedInterpolants, 14905 SizeOfPredicates, 5 NumberOfNonLiveVariables, 4967 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 37 InterpolantComputations, 25 PerfectInterpolantSequences, 44927/45051 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: 218]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: ((4352 <= s__state && blastFlag == 0) && !(4400 <= s__state)) || !(12292 <= \old(initial_state)) - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: ((((4432 <= s__state && s__state <= 4560) && s__hit == 0) && blastFlag <= 4) || ((4432 <= s__state && s__state <= 4560) && blastFlag == 0)) || !(12292 <= \old(initial_state)) - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: (((((4432 <= s__state && s__state <= 4560) && s__hit == 0) && blastFlag <= 4) || ((4432 <= s__state && s__state <= 4560) && blastFlag == 0)) || !(12292 <= \old(initial_state))) || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: (((((4432 <= s__state && s__state <= 4560) && 2 == blastFlag) || (((4432 <= s__state && s__state <= 4560) && s__hit == 0) && blastFlag <= 4)) || ((4432 <= s__state && s__state <= 4560) && blastFlag == 0)) || !(12292 <= \old(initial_state))) || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: blastFlag == 0 || !(12292 <= \old(initial_state)) - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: ((((((s__s3__tmp__next_state___0 <= 4560 && s__state <= 4560) && s__hit == 0) && 4384 < s__state) && blastFlag <= 4) || ((s__state <= 4560 && blastFlag == 0) && 4384 < s__state)) || !(12292 <= \old(initial_state))) || (((s__state <= 4560 && 2 == blastFlag) && s__hit == 0) && 4384 < s__state) - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: (((((4432 <= s__state && s__state <= 4560) && s__hit == 0) && blastFlag <= 4) || ((4432 <= s__state && s__state <= 4560) && blastFlag == 0)) || !(12292 <= \old(initial_state))) || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: (((((4432 <= s__state && s__state <= 4560) && 2 == blastFlag) || (((4432 <= s__state && s__state <= 4560) && s__hit == 0) && blastFlag <= 4)) || ((4432 <= s__state && s__state <= 4560) && blastFlag == 0)) || !(12292 <= \old(initial_state))) || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: (((((4560 <= s__state && s__state <= 4560) && 2 == blastFlag) && !(s__hit == 0)) || ((((4560 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) && 4560 <= s__s3__tmp__next_state___0)) || ((s__state < 12292 && 4560 <= s__state) && blastFlag == 0)) || !(12292 <= \old(initial_state)) - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: (12292 <= s__state && blastFlag == 0) || !(12292 <= \old(initial_state)) - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: ((((s__state <= 4560 && s__hit == 0) && 4384 < s__state) && blastFlag <= 4) || ((s__state <= 4560 && blastFlag == 0) && 4384 < s__state)) || !(12292 <= \old(initial_state)) - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: ((((((4352 <= s__state && s__state <= 4352) && 2 == blastFlag) && !(s__hit == 0)) && 3 == s__s3__tmp__next_state___0) || ((4352 <= s__state && s__state <= 4352) && blastFlag == 0)) || ((((4352 <= s__state && s__state <= 4352) && s__s3__tmp__next_state___0 <= 4560) && s__hit == 0) && 4560 <= s__s3__tmp__next_state___0)) || !(12292 <= \old(initial_state)) - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((4560 <= s__state && s__state <= 4560) && 2 == blastFlag) && !(s__hit == 0)) || ((s__hit == 0 && s__state == 4448) && blastFlag <= 4)) || ((3 == s__state && 2 == blastFlag) && s__hit == 0)) || ((s__s3__tmp__next_state___0 <= 4560 && s__hit == 0) && 4512 == s__state)) || ((s__s3__tmp__next_state___0 <= 4560 && s__hit == 0) && 4496 == s__state)) || ((s__s3__tmp__next_state___0 <= 4560 && s__hit == 0) && s__state == 4464)) || (((s__s3__tmp__next_state___0 <= 4560 && 4400 == s__state) && s__hit == 0) && blastFlag <= 4)) || (2 == blastFlag && 4512 == s__state)) || ((((4560 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) && 4560 <= s__s3__tmp__next_state___0)) || ((s__s3__tmp__next_state___0 <= 4560 && s__hit == 0) && s__state == 4480)) || ((((4352 <= s__state && s__state <= 4352) && 2 == blastFlag) && !(s__hit == 0)) && 3 == s__s3__tmp__next_state___0)) || ((s__hit == 0 && s__state == 4464) && blastFlag <= 4)) || ((4432 == s__state && s__hit == 0) && blastFlag <= 4)) || blastFlag == 0) || ((s__hit == 0 && 4496 == s__state) && blastFlag <= 4)) || ((((4352 <= s__state && s__state <= 4352) && s__s3__tmp__next_state___0 <= 4560) && s__hit == 0) && 4560 <= s__s3__tmp__next_state___0)) || ((4400 == s__state && 2 == blastFlag) && s__hit == 0)) || ((s__hit == 0 && 4512 == s__state) && blastFlag <= 4)) || (s__s3__tmp__next_state___0 <= 4560 && 3 == s__state)) || ((s__state == 4528 && s__s3__tmp__next_state___0 <= 4560) && s__hit == 0)) || ((s__state == 4416 && s__hit == 0) && blastFlag <= 4)) || !(12292 <= \old(initial_state))) || ((s__s3__tmp__next_state___0 <= 4560 && s__hit == 0) && s__state == 4448)) || ((s__hit == 0 && s__state == 4480) && blastFlag <= 4)) || ((s__state == 4528 && s__hit == 0) && blastFlag <= 4)) || (blastFlag == 1 && s__state == 4384)) || (s__state == 4528 && 2 == blastFlag) - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: !(12292 <= \old(initial_state)) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: (((4352 <= s__state && blastFlag == 1) && !(4400 <= s__state)) || ((4352 <= s__state && blastFlag == 0) && !(4400 <= s__state))) || !(12292 <= \old(initial_state)) - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: (((((4432 <= s__state && s__state <= 4560) && s__hit == 0) && blastFlag <= 4) || ((4432 <= s__state && s__state <= 4560) && blastFlag == 0)) || !(12292 <= \old(initial_state))) || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: (((((4432 <= s__state && s__state <= 4560) && s__hit == 0) && blastFlag <= 4) || ((4432 <= s__state && s__state <= 4560) && blastFlag == 0)) || !(12292 <= \old(initial_state))) || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0) - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-04-06 13:38:45,785 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...