/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/s3_srvr.blast.04.i.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-7390193 [2022-04-05 09:45:36,005 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-05 09:45:36,007 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-05 09:45:36,043 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-05 09:45:36,044 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-05 09:45:36,045 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-05 09:45:36,047 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-05 09:45:36,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-05 09:45:36,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-05 09:45:36,057 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-05 09:45:36,058 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-05 09:45:36,060 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-05 09:45:36,060 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-05 09:45:36,062 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-05 09:45:36,063 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-05 09:45:36,064 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-05 09:45:36,064 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-05 09:45:36,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-05 09:45:36,069 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-05 09:45:36,073 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-05 09:45:36,075 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-05 09:45:36,076 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-05 09:45:36,077 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-05 09:45:36,077 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-05 09:45:36,078 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-05 09:45:36,084 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-04-05 09:45:36,092 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-05 09:45:36,092 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-05 09:45:36,094 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-05 09:45:36,094 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf [2022-04-05 09:45:36,119 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-05 09:45:36,120 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-05 09:45:36,120 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-04-05 09:45:36,121 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-04-05 09:45:36,121 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-04-05 09:45:36,121 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-04-05 09:45:36,121 INFO L138 SettingsManager]: * Use SBE=true [2022-04-05 09:45:36,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-05 09:45:36,122 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-05 09:45:36,122 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-05 09:45:36,122 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-05 09:45:36,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-05 09:45:36,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-05 09:45:36,123 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-05 09:45:36,123 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-05 09:45:36,123 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-05 09:45:36,123 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-05 09:45:36,123 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-05 09:45:36,123 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-05 09:45:36,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-05 09:45:36,124 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-05 09:45:36,124 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-04-05 09:45:36,124 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-04-05 09:45:36,124 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-05 09:45:36,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-04-05 09:45:36,125 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-05 09:45:36,125 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-04-05 09:45:36,125 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-04-05 09:45:36,126 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-04-05 09:45:36,126 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-05 09:45:36,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-05 09:45:36,381 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-05 09:45:36,384 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-05 09:45:36,385 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-05 09:45:36,385 INFO L275 PluginConnector]: CDTParser initialized [2022-04-05 09:45:36,386 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/openssl/s3_srvr.blast.04.i.cil.c [2022-04-05 09:45:36,452 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/925886053/fc96e3ceddde4d09ba90f4b01d2d4d54/FLAGb1e7a7315 [2022-04-05 09:45:36,965 INFO L306 CDTParser]: Found 1 translation units. [2022-04-05 09:45:36,965 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.04.i.cil.c [2022-04-05 09:45:36,984 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/925886053/fc96e3ceddde4d09ba90f4b01d2d4d54/FLAGb1e7a7315 [2022-04-05 09:45:37,482 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/925886053/fc96e3ceddde4d09ba90f4b01d2d4d54 [2022-04-05 09:45:37,484 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-05 09:45:37,485 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-04-05 09:45:37,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-05 09:45:37,486 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-05 09:45:37,491 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-05 09:45:37,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 09:45:37" (1/1) ... [2022-04-05 09:45:37,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@432cbf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:45:37, skipping insertion in model container [2022-04-05 09:45:37,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 09:45:37" (1/1) ... [2022-04-05 09:45:37,499 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-05 09:45:37,559 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-05 09:45:37,964 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.04.i.cil.c[72500,72513] [2022-04-05 09:45:37,970 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-05 09:45:37,985 INFO L203 MainTranslator]: Completed pre-run [2022-04-05 09:45:38,062 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/openssl/s3_srvr.blast.04.i.cil.c[72500,72513] [2022-04-05 09:45:38,071 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-05 09:45:38,085 INFO L208 MainTranslator]: Completed translation [2022-04-05 09:45:38,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:45:38 WrapperNode [2022-04-05 09:45:38,086 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-05 09:45:38,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-05 09:45:38,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-05 09:45:38,087 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-05 09:45:38,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:45:38" (1/1) ... [2022-04-05 09:45:38,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:45:38" (1/1) ... [2022-04-05 09:45:38,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:45:38" (1/1) ... [2022-04-05 09:45:38,115 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:45:38" (1/1) ... [2022-04-05 09:45:38,161 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:45:38" (1/1) ... [2022-04-05 09:45:38,179 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:45:38" (1/1) ... [2022-04-05 09:45:38,182 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:45:38" (1/1) ... [2022-04-05 09:45:38,187 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-05 09:45:38,188 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-05 09:45:38,188 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-05 09:45:38,188 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-05 09:45:38,189 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:45:38" (1/1) ... [2022-04-05 09:45:38,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-05 09:45:38,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-05 09:45:38,216 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) [2022-04-05 09:45:38,237 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 [2022-04-05 09:45:38,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-05 09:45:38,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-05 09:45:38,259 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-05 09:45:38,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_get_server_method [2022-04-05 09:45:38,259 INFO L138 BoogieDeclarations]: Found implementation of procedure SSLv3_server_method [2022-04-05 09:45:38,260 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-05 09:45:38,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2022-04-05 09:45:38,260 INFO L138 BoogieDeclarations]: Found implementation of procedure sslv3_base_method [2022-04-05 09:45:38,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-04-05 09:45:38,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-04-05 09:45:38,261 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-05 09:45:38,261 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-05 09:45:38,261 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-05 09:45:38,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-05 09:45:38,262 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-04-05 09:45:38,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2022-04-05 09:45:38,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-04-05 09:45:38,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-04-05 09:45:38,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2022-04-05 09:45:38,262 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2022-04-05 09:45:38,262 INFO L130 BoogieDeclarations]: Found specification of procedure SSLv3_server_method [2022-04-05 09:45:38,262 INFO L130 BoogieDeclarations]: Found specification of procedure sslv3_base_method [2022-04-05 09:45:38,262 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2022-04-05 09:45:38,262 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_get_server_method [2022-04-05 09:45:38,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-04-05 09:45:38,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-04-05 09:45:38,263 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-05 09:45:38,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-04-05 09:45:38,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-05 09:45:38,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-04-05 09:45:38,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-05 09:45:38,263 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2022-04-05 09:45:38,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-04-05 09:45:38,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-05 09:45:38,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-05 09:45:38,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-05 09:45:38,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-04-05 09:45:38,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-04-05 09:45:38,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-04-05 09:45:38,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-04-05 09:45:38,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-05 09:45:38,451 INFO L234 CfgBuilder]: Building ICFG [2022-04-05 09:45:38,453 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-05 09:45:40,766 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-05 09:45:41,124 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2022-04-05 09:45:41,124 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2022-04-05 09:45:41,135 INFO L275 CfgBuilder]: Performing block encoding [2022-04-05 09:45:41,141 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-05 09:45:41,141 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-04-05 09:45:41,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 09:45:41 BoogieIcfgContainer [2022-04-05 09:45:41,144 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-05 09:45:41,144 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-04-05 09:45:41,144 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-04-05 09:45:41,150 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-04-05 09:45:41,155 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 09:45:41" (1/1) ... [2022-04-05 09:45:41,156 INFO L168 ansformationObserver]: Applying ICFG transformation LOOP_ACCELERATION_QVASR [2022-04-05 09:45:41,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 05.04 09:45:41 BasicIcfg [2022-04-05 09:45:41,197 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-04-05 09:45:41,198 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-05 09:45:41,198 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-05 09:45:41,201 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-05 09:45:41,201 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 09:45:37" (1/4) ... [2022-04-05 09:45:41,201 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ba43075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 09:45:41, skipping insertion in model container [2022-04-05 09:45:41,201 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:45:38" (2/4) ... [2022-04-05 09:45:41,201 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ba43075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 09:45:41, skipping insertion in model container [2022-04-05 09:45:41,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 09:45:41" (3/4) ... [2022-04-05 09:45:41,202 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ba43075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 09:45:41, skipping insertion in model container [2022-04-05 09:45:41,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 05.04 09:45:41" (4/4) ... [2022-04-05 09:45:41,202 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.04.i.cil.cqvasr [2022-04-05 09:45:41,206 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-04-05 09:45:41,206 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-05 09:45:41,238 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-05 09:45:41,243 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 [2022-04-05 09:45:41,243 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-05 09:45:41,258 INFO L276 IsEmpty]: Start isEmpty. Operand has 153 states, 145 states have (on average 1.696551724137931) internal successors, (246), 146 states have internal predecessors, (246), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-04-05 09:45:41,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-04-05 09:45:41,264 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:45:41,265 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:45:41,265 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:45:41,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:45:41,269 INFO L85 PathProgramCache]: Analyzing trace with hash 1424627949, now seen corresponding path program 1 times [2022-04-05 09:45:41,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:45:41,276 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864876979] [2022-04-05 09:45:41,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:45:41,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:45:41,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:45:41,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:45:41,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:45:41,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-05 09:45:41,796 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:45:41,797 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864876979] [2022-04-05 09:45:41,802 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1864876979] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:45:41,802 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:45:41,802 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-05 09:45:41,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474747644] [2022-04-05 09:45:41,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:45:41,807 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-05 09:45:41,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:45:41,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-05 09:45:41,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:45:41,839 INFO L87 Difference]: Start difference. First operand has 153 states, 145 states have (on average 1.696551724137931) internal successors, (246), 146 states have internal predecessors, (246), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:45:43,881 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:45:44,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:45:44,470 INFO L93 Difference]: Finished difference Result 324 states and 540 transitions. [2022-04-05 09:45:44,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-05 09:45:44,473 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 52 [2022-04-05 09:45:44,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:45:44,481 INFO L225 Difference]: With dead ends: 324 [2022-04-05 09:45:44,481 INFO L226 Difference]: Without dead ends: 165 [2022-04-05 09:45:44,483 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-05 09:45:44,486 INFO L913 BasicCegarLoop]: 219 mSDtfsCounter, 34 mSDsluCounter, 358 mSDsCounter, 0 mSdLazyCounter, 401 mSolverCounterSat, 11 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 577 SdHoareTripleChecker+Invalid, 413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 401 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-04-05 09:45:44,486 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 577 Invalid, 413 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 401 Invalid, 1 Unknown, 0 Unchecked, 2.6s Time] [2022-04-05 09:45:44,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-04-05 09:45:44,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 148. [2022-04-05 09:45:44,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 143 states have (on average 1.5384615384615385) internal successors, (220), 143 states have internal predecessors, (220), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:45:44,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 224 transitions. [2022-04-05 09:45:44,522 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 224 transitions. Word has length 52 [2022-04-05 09:45:44,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:45:44,523 INFO L478 AbstractCegarLoop]: Abstraction has 148 states and 224 transitions. [2022-04-05 09:45:44,523 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:45:44,523 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 224 transitions. [2022-04-05 09:45:44,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-04-05 09:45:44,526 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:45:44,526 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:45:44,526 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-05 09:45:44,527 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:45:44,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:45:44,527 INFO L85 PathProgramCache]: Analyzing trace with hash 1917878903, now seen corresponding path program 1 times [2022-04-05 09:45:44,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:45:44,528 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662659344] [2022-04-05 09:45:44,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:45:44,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:45:44,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:45:44,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:45:44,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:45:44,681 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-05 09:45:44,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:45:44,681 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662659344] [2022-04-05 09:45:44,681 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662659344] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:45:44,681 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:45:44,682 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-05 09:45:44,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089306603] [2022-04-05 09:45:44,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:45:44,683 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-05 09:45:44,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:45:44,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-05 09:45:44,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:45:44,684 INFO L87 Difference]: Start difference. First operand 148 states and 224 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:45:46,696 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:45:47,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:45:47,148 INFO L93 Difference]: Finished difference Result 287 states and 431 transitions. [2022-04-05 09:45:47,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-05 09:45:47,148 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 65 [2022-04-05 09:45:47,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:45:47,150 INFO L225 Difference]: With dead ends: 287 [2022-04-05 09:45:47,150 INFO L226 Difference]: Without dead ends: 165 [2022-04-05 09:45:47,151 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-05 09:45:47,152 INFO L913 BasicCegarLoop]: 177 mSDtfsCounter, 24 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 350 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 350 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-05 09:45:47,152 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [24 Valid, 453 Invalid, 361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 350 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-05 09:45:47,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-04-05 09:45:47,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 148. [2022-04-05 09:45:47,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 143 states have (on average 1.5314685314685315) internal successors, (219), 143 states have internal predecessors, (219), 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) [2022-04-05 09:45:47,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 223 transitions. [2022-04-05 09:45:47,168 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 223 transitions. Word has length 65 [2022-04-05 09:45:47,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:45:47,168 INFO L478 AbstractCegarLoop]: Abstraction has 148 states and 223 transitions. [2022-04-05 09:45:47,168 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:45:47,168 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 223 transitions. [2022-04-05 09:45:47,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-04-05 09:45:47,170 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:45:47,170 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:45:47,170 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-04-05 09:45:47,170 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:45:47,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:45:47,171 INFO L85 PathProgramCache]: Analyzing trace with hash -949896985, now seen corresponding path program 1 times [2022-04-05 09:45:47,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:45:47,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182374004] [2022-04-05 09:45:47,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:45:47,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:45:47,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:45:47,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:45:47,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:45:47,392 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-05 09:45:47,392 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:45:47,393 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182374004] [2022-04-05 09:45:47,393 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182374004] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:45:47,393 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:45:47,393 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-05 09:45:47,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508574689] [2022-04-05 09:45:47,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:45:47,394 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-05 09:45:47,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:45:47,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-05 09:45:47,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:45:47,395 INFO L87 Difference]: Start difference. First operand 148 states and 223 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:45:49,408 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:45:49,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:45:49,797 INFO L93 Difference]: Finished difference Result 286 states and 429 transitions. [2022-04-05 09:45:49,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-05 09:45:49,798 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 66 [2022-04-05 09:45:49,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:45:49,799 INFO L225 Difference]: With dead ends: 286 [2022-04-05 09:45:49,799 INFO L226 Difference]: Without dead ends: 164 [2022-04-05 09:45:49,800 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-05 09:45:49,801 INFO L913 BasicCegarLoop]: 178 mSDtfsCounter, 28 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 348 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 455 SdHoareTripleChecker+Invalid, 358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 348 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-05 09:45:49,802 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 455 Invalid, 358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 348 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-05 09:45:49,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2022-04-05 09:45:49,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 148. [2022-04-05 09:45:49,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 143 states have (on average 1.5244755244755244) internal successors, (218), 143 states have internal predecessors, (218), 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) [2022-04-05 09:45:49,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 222 transitions. [2022-04-05 09:45:49,810 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 222 transitions. Word has length 66 [2022-04-05 09:45:49,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:45:49,810 INFO L478 AbstractCegarLoop]: Abstraction has 148 states and 222 transitions. [2022-04-05 09:45:49,810 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:45:49,810 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 222 transitions. [2022-04-05 09:45:49,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-04-05 09:45:49,812 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:45:49,812 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:45:49,812 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-04-05 09:45:49,813 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:45:49,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:45:49,813 INFO L85 PathProgramCache]: Analyzing trace with hash -1198196473, now seen corresponding path program 1 times [2022-04-05 09:45:49,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:45:49,813 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304289179] [2022-04-05 09:45:49,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:45:49,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:45:49,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:45:49,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:45:49,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:45:49,984 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-05 09:45:49,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:45:49,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304289179] [2022-04-05 09:45:49,985 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304289179] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:45:49,985 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:45:49,985 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-05 09:45:49,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780107915] [2022-04-05 09:45:49,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:45:49,986 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-05 09:45:49,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:45:49,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-05 09:45:49,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:45:49,992 INFO L87 Difference]: Start difference. First operand 148 states and 222 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:45:51,674 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:45:53,440 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:45:55,469 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:45:57,496 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:45:58,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:45:58,050 INFO L93 Difference]: Finished difference Result 383 states and 582 transitions. [2022-04-05 09:45:58,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-05 09:45:58,050 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 66 [2022-04-05 09:45:58,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:45:58,052 INFO L225 Difference]: With dead ends: 383 [2022-04-05 09:45:58,052 INFO L226 Difference]: Without dead ends: 261 [2022-04-05 09:45:58,053 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-05 09:45:58,054 INFO L913 BasicCegarLoop]: 107 mSDtfsCounter, 139 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 465 mSolverCounterSat, 64 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 465 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2022-04-05 09:45:58,055 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [139 Valid, 312 Invalid, 531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 465 Invalid, 2 Unknown, 0 Unchecked, 8.0s Time] [2022-04-05 09:45:58,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2022-04-05 09:45:58,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 160. [2022-04-05 09:45:58,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 155 states have (on average 1.5161290322580645) internal successors, (235), 155 states have internal predecessors, (235), 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) [2022-04-05 09:45:58,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 239 transitions. [2022-04-05 09:45:58,065 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 239 transitions. Word has length 66 [2022-04-05 09:45:58,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:45:58,065 INFO L478 AbstractCegarLoop]: Abstraction has 160 states and 239 transitions. [2022-04-05 09:45:58,066 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:45:58,066 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 239 transitions. [2022-04-05 09:45:58,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-04-05 09:45:58,067 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:45:58,067 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:45:58,067 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-04-05 09:45:58,068 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:45:58,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:45:58,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1000791143, now seen corresponding path program 1 times [2022-04-05 09:45:58,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:45:58,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394541387] [2022-04-05 09:45:58,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:45:58,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:45:58,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:45:58,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:45:58,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:45:58,220 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-05 09:45:58,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:45:58,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394541387] [2022-04-05 09:45:58,221 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394541387] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:45:58,221 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:45:58,221 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-05 09:45:58,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024440108] [2022-04-05 09:45:58,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:45:58,222 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-05 09:45:58,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:45:58,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-05 09:45:58,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:45:58,223 INFO L87 Difference]: Start difference. First operand 160 states and 239 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:00,234 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:00,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:46:00,638 INFO L93 Difference]: Finished difference Result 309 states and 462 transitions. [2022-04-05 09:46:00,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-05 09:46:00,638 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 66 [2022-04-05 09:46:00,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:46:00,639 INFO L225 Difference]: With dead ends: 309 [2022-04-05 09:46:00,640 INFO L226 Difference]: Without dead ends: 175 [2022-04-05 09:46:00,640 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-05 09:46:00,641 INFO L913 BasicCegarLoop]: 179 mSDtfsCounter, 19 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 346 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 457 SdHoareTripleChecker+Invalid, 356 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 346 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-05 09:46:00,641 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 457 Invalid, 356 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 346 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-05 09:46:00,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2022-04-05 09:46:00,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 160. [2022-04-05 09:46:00,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 155 states have (on average 1.5096774193548388) internal successors, (234), 155 states have internal predecessors, (234), 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) [2022-04-05 09:46:00,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 238 transitions. [2022-04-05 09:46:00,649 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 238 transitions. Word has length 66 [2022-04-05 09:46:00,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:46:00,649 INFO L478 AbstractCegarLoop]: Abstraction has 160 states and 238 transitions. [2022-04-05 09:46:00,649 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:00,649 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 238 transitions. [2022-04-05 09:46:00,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-04-05 09:46:00,650 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:46:00,650 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:46:00,651 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-04-05 09:46:00,651 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:46:00,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:46:00,658 INFO L85 PathProgramCache]: Analyzing trace with hash 776201543, now seen corresponding path program 1 times [2022-04-05 09:46:00,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:46:00,658 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489349113] [2022-04-05 09:46:00,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:46:00,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:46:00,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:00,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:46:00,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:00,787 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-05 09:46:00,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:46:00,790 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489349113] [2022-04-05 09:46:00,791 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489349113] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:46:00,791 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:46:00,791 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-05 09:46:00,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500560041] [2022-04-05 09:46:00,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:46:00,792 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-05 09:46:00,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:46:00,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-05 09:46:00,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:46:00,793 INFO L87 Difference]: Start difference. First operand 160 states and 238 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:02,802 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:03,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:46:03,196 INFO L93 Difference]: Finished difference Result 307 states and 459 transitions. [2022-04-05 09:46:03,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-05 09:46:03,197 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 66 [2022-04-05 09:46:03,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:46:03,198 INFO L225 Difference]: With dead ends: 307 [2022-04-05 09:46:03,198 INFO L226 Difference]: Without dead ends: 173 [2022-04-05 09:46:03,198 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-05 09:46:03,199 INFO L913 BasicCegarLoop]: 181 mSDtfsCounter, 19 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 342 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 342 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-05 09:46:03,199 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 461 Invalid, 351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 342 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-05 09:46:03,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2022-04-05 09:46:03,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 160. [2022-04-05 09:46:03,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 155 states have (on average 1.5032258064516129) internal successors, (233), 155 states have internal predecessors, (233), 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) [2022-04-05 09:46:03,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 237 transitions. [2022-04-05 09:46:03,207 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 237 transitions. Word has length 66 [2022-04-05 09:46:03,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:46:03,207 INFO L478 AbstractCegarLoop]: Abstraction has 160 states and 237 transitions. [2022-04-05 09:46:03,207 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:03,207 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 237 transitions. [2022-04-05 09:46:03,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-04-05 09:46:03,208 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:46:03,208 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:46:03,208 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-04-05 09:46:03,209 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:46:03,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:46:03,209 INFO L85 PathProgramCache]: Analyzing trace with hash 1215492855, now seen corresponding path program 1 times [2022-04-05 09:46:03,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:46:03,209 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644392835] [2022-04-05 09:46:03,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:46:03,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:46:03,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:03,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:46:03,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:03,316 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-05 09:46:03,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:46:03,317 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644392835] [2022-04-05 09:46:03,317 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644392835] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:46:03,317 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:46:03,317 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-05 09:46:03,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228312654] [2022-04-05 09:46:03,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:46:03,318 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-05 09:46:03,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:46:03,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-05 09:46:03,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:46:03,319 INFO L87 Difference]: Start difference. First operand 160 states and 237 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:05,329 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:05,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:46:05,888 INFO L93 Difference]: Finished difference Result 395 states and 596 transitions. [2022-04-05 09:46:05,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-05 09:46:05,889 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 67 [2022-04-05 09:46:05,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:46:05,891 INFO L225 Difference]: With dead ends: 395 [2022-04-05 09:46:05,891 INFO L226 Difference]: Without dead ends: 261 [2022-04-05 09:46:05,891 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-05 09:46:05,892 INFO L913 BasicCegarLoop]: 107 mSDtfsCounter, 137 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 463 mSolverCounterSat, 64 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 463 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-04-05 09:46:05,892 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [137 Valid, 312 Invalid, 528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 463 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-04-05 09:46:05,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2022-04-05 09:46:05,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 161. [2022-04-05 09:46:05,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 156 states have (on average 1.4935897435897436) internal successors, (233), 156 states have internal predecessors, (233), 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) [2022-04-05 09:46:05,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 237 transitions. [2022-04-05 09:46:05,899 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 237 transitions. Word has length 67 [2022-04-05 09:46:05,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:46:05,900 INFO L478 AbstractCegarLoop]: Abstraction has 161 states and 237 transitions. [2022-04-05 09:46:05,900 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:05,900 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 237 transitions. [2022-04-05 09:46:05,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-04-05 09:46:05,901 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:46:05,901 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:46:05,901 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-04-05 09:46:05,901 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:46:05,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:46:05,902 INFO L85 PathProgramCache]: Analyzing trace with hash -1300586741, now seen corresponding path program 1 times [2022-04-05 09:46:05,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:46:05,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556733146] [2022-04-05 09:46:05,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:46:05,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:46:05,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:06,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:46:06,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:06,031 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-05 09:46:06,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:46:06,031 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556733146] [2022-04-05 09:46:06,032 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556733146] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:46:06,032 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:46:06,032 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-05 09:46:06,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634470974] [2022-04-05 09:46:06,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:46:06,032 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-05 09:46:06,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:46:06,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-05 09:46:06,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:46:06,033 INFO L87 Difference]: Start difference. First operand 161 states and 237 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:07,042 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:09,061 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:11,091 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:13,118 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:13,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:46:13,499 INFO L93 Difference]: Finished difference Result 309 states and 459 transitions. [2022-04-05 09:46:13,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-05 09:46:13,499 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 68 [2022-04-05 09:46:13,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:46:13,501 INFO L225 Difference]: With dead ends: 309 [2022-04-05 09:46:13,501 INFO L226 Difference]: Without dead ends: 174 [2022-04-05 09:46:13,501 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-05 09:46:13,502 INFO L913 BasicCegarLoop]: 181 mSDtfsCounter, 20 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 343 mSolverCounterSat, 8 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 343 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2022-04-05 09:46:13,502 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 461 Invalid, 354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 343 Invalid, 3 Unknown, 0 Unchecked, 7.4s Time] [2022-04-05 09:46:13,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2022-04-05 09:46:13,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 161. [2022-04-05 09:46:13,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 156 states have (on average 1.4871794871794872) internal successors, (232), 156 states have internal predecessors, (232), 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) [2022-04-05 09:46:13,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 236 transitions. [2022-04-05 09:46:13,508 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 236 transitions. Word has length 68 [2022-04-05 09:46:13,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:46:13,508 INFO L478 AbstractCegarLoop]: Abstraction has 161 states and 236 transitions. [2022-04-05 09:46:13,508 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:13,509 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 236 transitions. [2022-04-05 09:46:13,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-04-05 09:46:13,509 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:46:13,510 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:46:13,510 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-04-05 09:46:13,510 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:46:13,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:46:13,510 INFO L85 PathProgramCache]: Analyzing trace with hash -2012920966, now seen corresponding path program 1 times [2022-04-05 09:46:13,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:46:13,511 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76589545] [2022-04-05 09:46:13,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:46:13,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:46:13,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:13,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:46:13,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:13,632 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-05 09:46:13,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:46:13,632 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76589545] [2022-04-05 09:46:13,632 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [76589545] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:46:13,633 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:46:13,633 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-05 09:46:13,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729698360] [2022-04-05 09:46:13,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:46:13,634 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-05 09:46:13,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:46:13,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-05 09:46:13,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:46:13,635 INFO L87 Difference]: Start difference. First operand 161 states and 236 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:15,655 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:16,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:46:16,010 INFO L93 Difference]: Finished difference Result 299 states and 445 transitions. [2022-04-05 09:46:16,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-05 09:46:16,011 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 69 [2022-04-05 09:46:16,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:46:16,012 INFO L225 Difference]: With dead ends: 299 [2022-04-05 09:46:16,012 INFO L226 Difference]: Without dead ends: 164 [2022-04-05 09:46:16,013 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-05 09:46:16,013 INFO L913 BasicCegarLoop]: 188 mSDtfsCounter, 11 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 328 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 328 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-05 09:46:16,014 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 475 Invalid, 333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 328 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-05 09:46:16,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2022-04-05 09:46:16,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 161. [2022-04-05 09:46:16,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 156 states have (on average 1.4807692307692308) internal successors, (231), 156 states have internal predecessors, (231), 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) [2022-04-05 09:46:16,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 235 transitions. [2022-04-05 09:46:16,018 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 235 transitions. Word has length 69 [2022-04-05 09:46:16,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:46:16,019 INFO L478 AbstractCegarLoop]: Abstraction has 161 states and 235 transitions. [2022-04-05 09:46:16,019 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:16,019 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 235 transitions. [2022-04-05 09:46:16,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-04-05 09:46:16,020 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:46:16,020 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:46:16,020 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-04-05 09:46:16,020 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:46:16,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:46:16,021 INFO L85 PathProgramCache]: Analyzing trace with hash -395382167, now seen corresponding path program 1 times [2022-04-05 09:46:16,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:46:16,021 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998062821] [2022-04-05 09:46:16,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:46:16,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:46:16,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:16,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:46:16,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:16,145 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-05 09:46:16,146 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:46:16,146 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998062821] [2022-04-05 09:46:16,146 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998062821] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:46:16,146 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:46:16,146 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-05 09:46:16,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954452978] [2022-04-05 09:46:16,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:46:16,147 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-05 09:46:16,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:46:16,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-05 09:46:16,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:46:16,148 INFO L87 Difference]: Start difference. First operand 161 states and 235 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:18,030 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:20,063 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:22,095 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:24,127 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:24,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:46:24,639 INFO L93 Difference]: Finished difference Result 409 states and 612 transitions. [2022-04-05 09:46:24,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-05 09:46:24,639 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 69 [2022-04-05 09:46:24,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:46:24,641 INFO L225 Difference]: With dead ends: 409 [2022-04-05 09:46:24,641 INFO L226 Difference]: Without dead ends: 274 [2022-04-05 09:46:24,641 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-05 09:46:24,642 INFO L913 BasicCegarLoop]: 107 mSDtfsCounter, 106 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 465 mSolverCounterSat, 63 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 465 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2022-04-05 09:46:24,642 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [106 Valid, 313 Invalid, 531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 465 Invalid, 3 Unknown, 0 Unchecked, 8.5s Time] [2022-04-05 09:46:24,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2022-04-05 09:46:24,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 204. [2022-04-05 09:46:24,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 199 states have (on average 1.5527638190954773) internal successors, (309), 199 states have internal predecessors, (309), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:24,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 313 transitions. [2022-04-05 09:46:24,648 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 313 transitions. Word has length 69 [2022-04-05 09:46:24,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:46:24,648 INFO L478 AbstractCegarLoop]: Abstraction has 204 states and 313 transitions. [2022-04-05 09:46:24,649 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:24,649 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 313 transitions. [2022-04-05 09:46:24,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-04-05 09:46:24,649 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:46:24,650 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:46:24,650 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-04-05 09:46:24,650 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:46:24,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:46:24,650 INFO L85 PathProgramCache]: Analyzing trace with hash 629002011, now seen corresponding path program 1 times [2022-04-05 09:46:24,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:46:24,650 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1265955831] [2022-04-05 09:46:24,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:46:24,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:46:24,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:24,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:46:24,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:24,771 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-05 09:46:24,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:46:24,772 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1265955831] [2022-04-05 09:46:24,772 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1265955831] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:46:24,772 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:46:24,772 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-05 09:46:24,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036902807] [2022-04-05 09:46:24,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:46:24,772 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-05 09:46:24,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:46:24,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-05 09:46:24,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:46:24,773 INFO L87 Difference]: Start difference. First operand 204 states and 313 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:26,783 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:27,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:46:27,196 INFO L93 Difference]: Finished difference Result 425 states and 660 transitions. [2022-04-05 09:46:27,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-05 09:46:27,197 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 70 [2022-04-05 09:46:27,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:46:27,198 INFO L225 Difference]: With dead ends: 425 [2022-04-05 09:46:27,198 INFO L226 Difference]: Without dead ends: 247 [2022-04-05 09:46:27,199 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-05 09:46:27,199 INFO L913 BasicCegarLoop]: 184 mSDtfsCounter, 32 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 384 mSolverCounterSat, 11 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 473 SdHoareTripleChecker+Invalid, 396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 384 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-05 09:46:27,200 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 473 Invalid, 396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 384 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-05 09:46:27,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2022-04-05 09:46:27,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 226. [2022-04-05 09:46:27,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 221 states have (on average 1.5610859728506787) internal successors, (345), 221 states have internal predecessors, (345), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:27,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 349 transitions. [2022-04-05 09:46:27,206 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 349 transitions. Word has length 70 [2022-04-05 09:46:27,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:46:27,206 INFO L478 AbstractCegarLoop]: Abstraction has 226 states and 349 transitions. [2022-04-05 09:46:27,206 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:27,206 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 349 transitions. [2022-04-05 09:46:27,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-04-05 09:46:27,207 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:46:27,207 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:46:27,207 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-04-05 09:46:27,208 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:46:27,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:46:27,208 INFO L85 PathProgramCache]: Analyzing trace with hash 2007683401, now seen corresponding path program 1 times [2022-04-05 09:46:27,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:46:27,208 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252374010] [2022-04-05 09:46:27,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:46:27,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:46:27,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:27,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:46:27,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:27,311 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-05 09:46:27,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:46:27,312 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252374010] [2022-04-05 09:46:27,312 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1252374010] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:46:27,312 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:46:27,312 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-05 09:46:27,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716729677] [2022-04-05 09:46:27,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:46:27,313 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-05 09:46:27,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:46:27,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-05 09:46:27,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:46:27,313 INFO L87 Difference]: Start difference. First operand 226 states and 349 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:29,327 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:29,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:46:29,726 INFO L93 Difference]: Finished difference Result 447 states and 695 transitions. [2022-04-05 09:46:29,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-05 09:46:29,726 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 83 [2022-04-05 09:46:29,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:46:29,728 INFO L225 Difference]: With dead ends: 447 [2022-04-05 09:46:29,728 INFO L226 Difference]: Without dead ends: 247 [2022-04-05 09:46:29,728 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-05 09:46:29,729 INFO L913 BasicCegarLoop]: 185 mSDtfsCounter, 37 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 383 mSolverCounterSat, 11 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 473 SdHoareTripleChecker+Invalid, 395 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 383 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-05 09:46:29,729 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [37 Valid, 473 Invalid, 395 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 383 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-05 09:46:29,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2022-04-05 09:46:29,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 226. [2022-04-05 09:46:29,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 221 states have (on average 1.5565610859728507) internal successors, (344), 221 states have internal predecessors, (344), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:29,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 348 transitions. [2022-04-05 09:46:29,738 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 348 transitions. Word has length 83 [2022-04-05 09:46:29,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:46:29,738 INFO L478 AbstractCegarLoop]: Abstraction has 226 states and 348 transitions. [2022-04-05 09:46:29,738 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:29,739 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 348 transitions. [2022-04-05 09:46:29,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-04-05 09:46:29,741 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:46:29,741 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:46:29,741 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-04-05 09:46:29,741 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:46:29,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:46:29,742 INFO L85 PathProgramCache]: Analyzing trace with hash -2137434271, now seen corresponding path program 1 times [2022-04-05 09:46:29,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:46:29,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344625438] [2022-04-05 09:46:29,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:46:29,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:46:29,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:29,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:46:29,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:29,875 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-04-05 09:46:29,875 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:46:29,875 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344625438] [2022-04-05 09:46:29,875 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344625438] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:46:29,875 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:46:29,875 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-05 09:46:29,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278213417] [2022-04-05 09:46:29,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:46:29,876 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-05 09:46:29,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:46:29,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-05 09:46:29,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:46:29,877 INFO L87 Difference]: Start difference. First operand 226 states and 348 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:31,670 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:33,698 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:35,743 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:37,772 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:38,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:46:38,149 INFO L93 Difference]: Finished difference Result 455 states and 707 transitions. [2022-04-05 09:46:38,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-05 09:46:38,150 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 84 [2022-04-05 09:46:38,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:46:38,151 INFO L225 Difference]: With dead ends: 455 [2022-04-05 09:46:38,151 INFO L226 Difference]: Without dead ends: 255 [2022-04-05 09:46:38,152 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-05 09:46:38,152 INFO L913 BasicCegarLoop]: 220 mSDtfsCounter, 20 mSDsluCounter, 324 mSDsCounter, 0 mSdLazyCounter, 387 mSolverCounterSat, 10 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 544 SdHoareTripleChecker+Invalid, 400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 387 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2022-04-05 09:46:38,152 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 544 Invalid, 400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 387 Invalid, 3 Unknown, 0 Unchecked, 8.3s Time] [2022-04-05 09:46:38,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2022-04-05 09:46:38,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 242. [2022-04-05 09:46:38,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 237 states have (on average 1.5527426160337552) internal successors, (368), 237 states have internal predecessors, (368), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:38,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 372 transitions. [2022-04-05 09:46:38,158 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 372 transitions. Word has length 84 [2022-04-05 09:46:38,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:46:38,159 INFO L478 AbstractCegarLoop]: Abstraction has 242 states and 372 transitions. [2022-04-05 09:46:38,159 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:38,159 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 372 transitions. [2022-04-05 09:46:38,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-04-05 09:46:38,160 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:46:38,160 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:46:38,160 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-04-05 09:46:38,160 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:46:38,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:46:38,160 INFO L85 PathProgramCache]: Analyzing trace with hash -1795644447, now seen corresponding path program 1 times [2022-04-05 09:46:38,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:46:38,160 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795553285] [2022-04-05 09:46:38,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:46:38,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:46:38,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:38,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:46:38,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:38,261 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-05 09:46:38,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:46:38,262 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795553285] [2022-04-05 09:46:38,262 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795553285] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:46:38,262 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:46:38,262 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-05 09:46:38,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220893797] [2022-04-05 09:46:38,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:46:38,262 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-05 09:46:38,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:46:38,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-05 09:46:38,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:46:38,263 INFO L87 Difference]: Start difference. First operand 242 states and 372 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:40,272 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:40,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:46:40,795 INFO L93 Difference]: Finished difference Result 557 states and 866 transitions. [2022-04-05 09:46:40,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-05 09:46:40,795 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 84 [2022-04-05 09:46:40,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:46:40,797 INFO L225 Difference]: With dead ends: 557 [2022-04-05 09:46:40,797 INFO L226 Difference]: Without dead ends: 341 [2022-04-05 09:46:40,797 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-05 09:46:40,798 INFO L913 BasicCegarLoop]: 109 mSDtfsCounter, 132 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 63 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-04-05 09:46:40,798 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [132 Valid, 316 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 462 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-04-05 09:46:40,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2022-04-05 09:46:40,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 247. [2022-04-05 09:46:40,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 242 states have (on average 1.5495867768595042) internal successors, (375), 242 states have internal predecessors, (375), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:40,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 379 transitions. [2022-04-05 09:46:40,805 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 379 transitions. Word has length 84 [2022-04-05 09:46:40,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:46:40,806 INFO L478 AbstractCegarLoop]: Abstraction has 247 states and 379 transitions. [2022-04-05 09:46:40,806 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:40,806 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 379 transitions. [2022-04-05 09:46:40,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-04-05 09:46:40,807 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:46:40,807 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:46:40,807 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-04-05 09:46:40,807 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:46:40,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:46:40,807 INFO L85 PathProgramCache]: Analyzing trace with hash -167987455, now seen corresponding path program 1 times [2022-04-05 09:46:40,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:46:40,808 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941841762] [2022-04-05 09:46:40,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:46:40,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:46:40,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:40,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:46:40,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:40,938 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-05 09:46:40,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:46:40,938 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941841762] [2022-04-05 09:46:40,938 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941841762] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:46:40,939 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:46:40,939 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-05 09:46:40,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898392268] [2022-04-05 09:46:40,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:46:40,939 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-05 09:46:40,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:46:40,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-05 09:46:40,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:46:40,940 INFO L87 Difference]: Start difference. First operand 247 states and 379 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:42,949 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:43,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:46:43,330 INFO L93 Difference]: Finished difference Result 486 states and 752 transitions. [2022-04-05 09:46:43,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-05 09:46:43,330 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 84 [2022-04-05 09:46:43,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:46:43,332 INFO L225 Difference]: With dead ends: 486 [2022-04-05 09:46:43,332 INFO L226 Difference]: Without dead ends: 265 [2022-04-05 09:46:43,333 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-05 09:46:43,333 INFO L913 BasicCegarLoop]: 188 mSDtfsCounter, 34 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 377 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 479 SdHoareTripleChecker+Invalid, 388 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 377 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-05 09:46:43,333 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 479 Invalid, 388 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 377 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-05 09:46:43,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2022-04-05 09:46:43,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 247. [2022-04-05 09:46:43,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 242 states have (on average 1.5454545454545454) internal successors, (374), 242 states have internal predecessors, (374), 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) [2022-04-05 09:46:43,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 378 transitions. [2022-04-05 09:46:43,339 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 378 transitions. Word has length 84 [2022-04-05 09:46:43,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:46:43,339 INFO L478 AbstractCegarLoop]: Abstraction has 247 states and 378 transitions. [2022-04-05 09:46:43,339 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:43,339 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 378 transitions. [2022-04-05 09:46:43,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-04-05 09:46:43,340 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:46:43,340 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:46:43,340 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-04-05 09:46:43,341 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:46:43,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:46:43,341 INFO L85 PathProgramCache]: Analyzing trace with hash -900811154, now seen corresponding path program 1 times [2022-04-05 09:46:43,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:46:43,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741956368] [2022-04-05 09:46:43,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:46:43,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:46:43,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:43,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:46:43,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:43,459 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-04-05 09:46:43,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:46:43,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741956368] [2022-04-05 09:46:43,459 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741956368] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:46:43,459 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:46:43,459 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-05 09:46:43,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039527229] [2022-04-05 09:46:43,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:46:43,460 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-05 09:46:43,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:46:43,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-05 09:46:43,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-05 09:46:43,461 INFO L87 Difference]: Start difference. First operand 247 states and 378 transitions. Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:45,471 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:45,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:46:45,868 INFO L93 Difference]: Finished difference Result 477 states and 738 transitions. [2022-04-05 09:46:45,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-05 09:46:45,868 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 85 [2022-04-05 09:46:45,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:46:45,870 INFO L225 Difference]: With dead ends: 477 [2022-04-05 09:46:45,870 INFO L226 Difference]: Without dead ends: 256 [2022-04-05 09:46:45,870 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-04-05 09:46:45,871 INFO L913 BasicCegarLoop]: 193 mSDtfsCounter, 3 mSDsluCounter, 400 mSDsCounter, 0 mSdLazyCounter, 421 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 593 SdHoareTripleChecker+Invalid, 426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 421 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-05 09:46:45,871 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 593 Invalid, 426 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 421 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-05 09:46:45,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256 states. [2022-04-05 09:46:45,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256 to 256. [2022-04-05 09:46:45,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 251 states have (on average 1.5338645418326693) internal successors, (385), 251 states have internal predecessors, (385), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:45,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 389 transitions. [2022-04-05 09:46:45,877 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 389 transitions. Word has length 85 [2022-04-05 09:46:45,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:46:45,878 INFO L478 AbstractCegarLoop]: Abstraction has 256 states and 389 transitions. [2022-04-05 09:46:45,878 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 states have internal predecessors, (80), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:45,878 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 389 transitions. [2022-04-05 09:46:45,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-04-05 09:46:45,879 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:46:45,879 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:46:45,879 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-04-05 09:46:45,879 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:46:45,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:46:45,880 INFO L85 PathProgramCache]: Analyzing trace with hash 2108961938, now seen corresponding path program 1 times [2022-04-05 09:46:45,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:46:45,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920169406] [2022-04-05 09:46:45,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:46:45,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:46:45,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:45,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:46:46,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:46,005 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-05 09:46:46,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:46:46,005 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920169406] [2022-04-05 09:46:46,005 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1920169406] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:46:46,005 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:46:46,005 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-05 09:46:46,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916649211] [2022-04-05 09:46:46,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:46:46,006 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-05 09:46:46,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:46:46,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-05 09:46:46,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:46:46,006 INFO L87 Difference]: Start difference. First operand 256 states and 389 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:48,023 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:48,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:46:48,515 INFO L93 Difference]: Finished difference Result 589 states and 901 transitions. [2022-04-05 09:46:48,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-05 09:46:48,515 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 87 [2022-04-05 09:46:48,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:46:48,517 INFO L225 Difference]: With dead ends: 589 [2022-04-05 09:46:48,517 INFO L226 Difference]: Without dead ends: 359 [2022-04-05 09:46:48,517 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-05 09:46:48,518 INFO L913 BasicCegarLoop]: 109 mSDtfsCounter, 135 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 63 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-04-05 09:46:48,518 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [135 Valid, 316 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 462 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-04-05 09:46:48,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2022-04-05 09:46:48,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 256. [2022-04-05 09:46:48,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 251 states have (on average 1.5179282868525896) internal successors, (381), 251 states have internal predecessors, (381), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:48,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 385 transitions. [2022-04-05 09:46:48,525 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 385 transitions. Word has length 87 [2022-04-05 09:46:48,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:46:48,525 INFO L478 AbstractCegarLoop]: Abstraction has 256 states and 385 transitions. [2022-04-05 09:46:48,525 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:48,525 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 385 transitions. [2022-04-05 09:46:48,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-04-05 09:46:48,526 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:46:48,526 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:46:48,526 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-04-05 09:46:48,526 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:46:48,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:46:48,527 INFO L85 PathProgramCache]: Analyzing trace with hash 1280697289, now seen corresponding path program 1 times [2022-04-05 09:46:48,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:46:48,527 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737688044] [2022-04-05 09:46:48,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:46:48,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:46:48,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:48,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:46:48,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:48,625 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-05 09:46:48,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:46:48,625 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737688044] [2022-04-05 09:46:48,625 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737688044] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:46:48,625 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:46:48,625 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-05 09:46:48,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256432303] [2022-04-05 09:46:48,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:46:48,626 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-05 09:46:48,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:46:48,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-05 09:46:48,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:46:48,627 INFO L87 Difference]: Start difference. First operand 256 states and 385 transitions. Second operand has 5 states, 5 states have (on average 16.8) internal successors, (84), 4 states have internal predecessors, (84), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:51,421 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:53,450 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:55,473 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:55,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:46:55,815 INFO L93 Difference]: Finished difference Result 503 states and 762 transitions. [2022-04-05 09:46:55,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-05 09:46:55,816 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 4 states have internal predecessors, (84), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 88 [2022-04-05 09:46:55,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:46:55,817 INFO L225 Difference]: With dead ends: 503 [2022-04-05 09:46:55,817 INFO L226 Difference]: Without dead ends: 273 [2022-04-05 09:46:55,818 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-05 09:46:55,818 INFO L913 BasicCegarLoop]: 189 mSDtfsCounter, 33 mSDsluCounter, 292 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 10 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 481 SdHoareTripleChecker+Invalid, 389 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2022-04-05 09:46:55,818 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [33 Valid, 481 Invalid, 389 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 376 Invalid, 3 Unknown, 0 Unchecked, 7.2s Time] [2022-04-05 09:46:55,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2022-04-05 09:46:55,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 256. [2022-04-05 09:46:55,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 251 states have (on average 1.5139442231075697) internal successors, (380), 251 states have internal predecessors, (380), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:55,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 384 transitions. [2022-04-05 09:46:55,825 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 384 transitions. Word has length 88 [2022-04-05 09:46:55,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:46:55,825 INFO L478 AbstractCegarLoop]: Abstraction has 256 states and 384 transitions. [2022-04-05 09:46:55,825 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 4 states have internal predecessors, (84), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:55,825 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 384 transitions. [2022-04-05 09:46:55,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-04-05 09:46:55,826 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:46:55,826 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:46:55,826 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-04-05 09:46:55,826 INFO L403 AbstractCegarLoop]: === Iteration 19 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:46:55,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:46:55,827 INFO L85 PathProgramCache]: Analyzing trace with hash 1630403386, now seen corresponding path program 1 times [2022-04-05 09:46:55,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:46:55,827 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109580566] [2022-04-05 09:46:55,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:46:55,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:46:55,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:55,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:46:55,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:55,946 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-04-05 09:46:55,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:46:55,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109580566] [2022-04-05 09:46:55,947 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109580566] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:46:55,947 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:46:55,947 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-05 09:46:55,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145150460] [2022-04-05 09:46:55,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:46:55,947 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-05 09:46:55,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:46:55,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-05 09:46:55,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:46:55,948 INFO L87 Difference]: Start difference. First operand 256 states and 384 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:57,958 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:46:58,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:46:58,418 INFO L93 Difference]: Finished difference Result 589 states and 891 transitions. [2022-04-05 09:46:58,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-05 09:46:58,418 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 92 [2022-04-05 09:46:58,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:46:58,420 INFO L225 Difference]: With dead ends: 589 [2022-04-05 09:46:58,420 INFO L226 Difference]: Without dead ends: 357 [2022-04-05 09:46:58,420 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-05 09:46:58,421 INFO L913 BasicCegarLoop]: 114 mSDtfsCounter, 105 mSDsluCounter, 212 mSDsCounter, 0 mSdLazyCounter, 467 mSolverCounterSat, 60 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 467 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-05 09:46:58,421 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [105 Valid, 326 Invalid, 528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 467 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-04-05 09:46:58,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2022-04-05 09:46:58,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 280. [2022-04-05 09:46:58,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280 states, 275 states have (on average 1.5527272727272727) internal successors, (427), 275 states have internal predecessors, (427), 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) [2022-04-05 09:46:58,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 431 transitions. [2022-04-05 09:46:58,428 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 431 transitions. Word has length 92 [2022-04-05 09:46:58,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:46:58,428 INFO L478 AbstractCegarLoop]: Abstraction has 280 states and 431 transitions. [2022-04-05 09:46:58,428 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:46:58,428 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 431 transitions. [2022-04-05 09:46:58,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-04-05 09:46:58,429 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:46:58,429 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:46:58,429 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-04-05 09:46:58,430 INFO L403 AbstractCegarLoop]: === Iteration 20 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:46:58,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:46:58,430 INFO L85 PathProgramCache]: Analyzing trace with hash -908174334, now seen corresponding path program 1 times [2022-04-05 09:46:58,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:46:58,430 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078531896] [2022-04-05 09:46:58,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:46:58,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:46:58,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:58,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:46:58,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:46:58,600 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-04-05 09:46:58,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:46:58,600 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078531896] [2022-04-05 09:46:58,600 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078531896] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:46:58,600 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:46:58,601 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-05 09:46:58,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585268614] [2022-04-05 09:46:58,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:46:58,601 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-05 09:46:58,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:46:58,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-05 09:46:58,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:46:58,602 INFO L87 Difference]: Start difference. First operand 280 states and 431 transitions. Second operand has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:47:00,612 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:47:01,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:47:01,121 INFO L93 Difference]: Finished difference Result 650 states and 1004 transitions. [2022-04-05 09:47:01,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-05 09:47:01,122 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 120 [2022-04-05 09:47:01,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:47:01,123 INFO L225 Difference]: With dead ends: 650 [2022-04-05 09:47:01,123 INFO L226 Difference]: Without dead ends: 396 [2022-04-05 09:47:01,124 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-05 09:47:01,124 INFO L913 BasicCegarLoop]: 122 mSDtfsCounter, 113 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 49 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 342 SdHoareTripleChecker+Invalid, 512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-04-05 09:47:01,125 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [113 Valid, 342 Invalid, 512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 462 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-04-05 09:47:01,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2022-04-05 09:47:01,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 312. [2022-04-05 09:47:01,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 307 states have (on average 1.5635179153094463) internal successors, (480), 307 states have internal predecessors, (480), 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) [2022-04-05 09:47:01,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 484 transitions. [2022-04-05 09:47:01,132 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 484 transitions. Word has length 120 [2022-04-05 09:47:01,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:47:01,132 INFO L478 AbstractCegarLoop]: Abstraction has 312 states and 484 transitions. [2022-04-05 09:47:01,132 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:47:01,133 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 484 transitions. [2022-04-05 09:47:01,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-04-05 09:47:01,134 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:47:01,134 INFO L499 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2022-04-05 09:47:01,134 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-04-05 09:47:01,134 INFO L403 AbstractCegarLoop]: === Iteration 21 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:47:01,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:47:01,134 INFO L85 PathProgramCache]: Analyzing trace with hash 741774347, now seen corresponding path program 1 times [2022-04-05 09:47:01,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:47:01,135 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299470254] [2022-04-05 09:47:01,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:47:01,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:47:01,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:47:01,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:47:01,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:47:01,253 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2022-04-05 09:47:01,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:47:01,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299470254] [2022-04-05 09:47:01,253 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [299470254] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:47:01,253 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:47:01,253 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-05 09:47:01,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319416874] [2022-04-05 09:47:01,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:47:01,254 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-05 09:47:01,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:47:01,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-05 09:47:01,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-05 09:47:01,255 INFO L87 Difference]: Start difference. First operand 312 states and 484 transitions. Second operand has 5 states, 5 states have (on average 17.0) internal successors, (85), 4 states have internal predecessors, (85), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:47:03,784 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:47:05,808 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:47:07,839 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:47:08,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:47:08,299 INFO L93 Difference]: Finished difference Result 665 states and 1028 transitions. [2022-04-05 09:47:08,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-05 09:47:08,299 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 4 states have internal predecessors, (85), 1 states have call successors, (3), 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 125 [2022-04-05 09:47:08,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:47:08,300 INFO L225 Difference]: With dead ends: 665 [2022-04-05 09:47:08,301 INFO L226 Difference]: Without dead ends: 379 [2022-04-05 09:47:08,301 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-05 09:47:08,302 INFO L913 BasicCegarLoop]: 110 mSDtfsCounter, 135 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 458 mSolverCounterSat, 62 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 318 SdHoareTripleChecker+Invalid, 523 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 458 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2022-04-05 09:47:08,302 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [135 Valid, 318 Invalid, 523 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 458 Invalid, 3 Unknown, 0 Unchecked, 7.0s Time] [2022-04-05 09:47:08,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2022-04-05 09:47:08,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 312. [2022-04-05 09:47:08,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 307 states have (on average 1.5472312703583062) internal successors, (475), 307 states have internal predecessors, (475), 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) [2022-04-05 09:47:08,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 479 transitions. [2022-04-05 09:47:08,327 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 479 transitions. Word has length 125 [2022-04-05 09:47:08,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:47:08,328 INFO L478 AbstractCegarLoop]: Abstraction has 312 states and 479 transitions. [2022-04-05 09:47:08,328 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 4 states have internal predecessors, (85), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:47:08,328 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 479 transitions. [2022-04-05 09:47:08,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-04-05 09:47:08,329 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:47:08,329 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:47:08,329 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-04-05 09:47:08,329 INFO L403 AbstractCegarLoop]: === Iteration 22 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:47:08,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:47:08,330 INFO L85 PathProgramCache]: Analyzing trace with hash 1100699172, now seen corresponding path program 1 times [2022-04-05 09:47:08,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:47:08,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576197239] [2022-04-05 09:47:08,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:47:08,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:47:08,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:47:08,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 09:47:08,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 09:47:08,910 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2022-04-05 09:47:08,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 09:47:08,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576197239] [2022-04-05 09:47:08,910 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576197239] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 09:47:08,910 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 09:47:08,910 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-04-05 09:47:08,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263986678] [2022-04-05 09:47:08,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 09:47:08,911 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-04-05 09:47:08,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 09:47:08,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-04-05 09:47:08,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-04-05 09:47:08,911 INFO L87 Difference]: Start difference. First operand 312 states and 479 transitions. Second operand has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:47:10,924 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-04-05 09:47:11,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 09:47:11,456 INFO L93 Difference]: Finished difference Result 617 states and 950 transitions. [2022-04-05 09:47:11,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-04-05 09:47:11,457 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 132 [2022-04-05 09:47:11,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 09:47:11,458 INFO L225 Difference]: With dead ends: 617 [2022-04-05 09:47:11,458 INFO L226 Difference]: Without dead ends: 312 [2022-04-05 09:47:11,459 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-04-05 09:47:11,460 INFO L913 BasicCegarLoop]: 199 mSDtfsCounter, 7 mSDsluCounter, 592 mSDsCounter, 0 mSdLazyCounter, 429 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 791 SdHoareTripleChecker+Invalid, 434 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 429 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-04-05 09:47:11,460 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 791 Invalid, 434 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 429 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-04-05 09:47:11,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2022-04-05 09:47:11,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 312. [2022-04-05 09:47:11,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 307 states have (on average 1.5439739413680782) internal successors, (474), 307 states have internal predecessors, (474), 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) [2022-04-05 09:47:11,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 478 transitions. [2022-04-05 09:47:11,466 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 478 transitions. Word has length 132 [2022-04-05 09:47:11,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 09:47:11,467 INFO L478 AbstractCegarLoop]: Abstraction has 312 states and 478 transitions. [2022-04-05 09:47:11,467 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-05 09:47:11,467 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 478 transitions. [2022-04-05 09:47:11,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-04-05 09:47:11,468 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 09:47:11,468 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:47:11,469 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-04-05 09:47:11,469 INFO L403 AbstractCegarLoop]: === Iteration 23 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 09:47:11,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 09:47:11,469 INFO L85 PathProgramCache]: Analyzing trace with hash 885870019, now seen corresponding path program 1 times [2022-04-05 09:47:11,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 09:47:11,469 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290378249] [2022-04-05 09:47:11,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 09:47:11,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 09:47:12,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-05 09:47:12,011 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-05 09:47:12,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-05 09:47:12,290 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-05 09:47:12,291 INFO L618 BasicCegarLoop]: Counterexample is feasible [2022-04-05 09:47:12,292 INFO L788 garLoopResultBuilder]: Registering result UNSAFE for location ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-04-05 09:47:12,293 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-04-05 09:47:12,298 INFO L719 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-05 09:47:12,300 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-04-05 09:47:12,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 09:47:12 BasicIcfg [2022-04-05 09:47:12,437 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-05 09:47:12,438 INFO L158 Benchmark]: Toolchain (without parser) took 94953.35ms. Allocated memory was 188.7MB in the beginning and 288.4MB in the end (delta: 99.6MB). Free memory was 158.9MB in the beginning and 197.5MB in the end (delta: -38.6MB). Peak memory consumption was 179.7MB. Max. memory is 8.0GB. [2022-04-05 09:47:12,438 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 188.7MB. Free memory is still 147.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-04-05 09:47:12,438 INFO L158 Benchmark]: CACSL2BoogieTranslator took 600.65ms. Allocated memory was 188.7MB in the beginning and 240.1MB in the end (delta: 51.4MB). Free memory was 158.9MB in the beginning and 190.1MB in the end (delta: -31.2MB). Peak memory consumption was 20.1MB. Max. memory is 8.0GB. [2022-04-05 09:47:12,439 INFO L158 Benchmark]: Boogie Preprocessor took 100.33ms. Allocated memory is still 240.1MB. Free memory was 190.1MB in the beginning and 182.6MB in the end (delta: 7.5MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2022-04-05 09:47:12,440 INFO L158 Benchmark]: RCFGBuilder took 2956.07ms. Allocated memory is still 240.1MB. Free memory was 182.6MB in the beginning and 169.7MB in the end (delta: 12.9MB). Peak memory consumption was 47.5MB. Max. memory is 8.0GB. [2022-04-05 09:47:12,441 INFO L158 Benchmark]: IcfgTransformer took 52.77ms. Allocated memory is still 240.1MB. Free memory was 169.7MB in the beginning and 163.9MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-04-05 09:47:12,441 INFO L158 Benchmark]: TraceAbstraction took 91239.25ms. Allocated memory was 240.1MB in the beginning and 288.4MB in the end (delta: 48.2MB). Free memory was 163.4MB in the beginning and 197.5MB in the end (delta: -34.1MB). Peak memory consumption was 133.1MB. Max. memory is 8.0GB. [2022-04-05 09:47:12,445 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 188.7MB. Free memory is still 147.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 600.65ms. Allocated memory was 188.7MB in the beginning and 240.1MB in the end (delta: 51.4MB). Free memory was 158.9MB in the beginning and 190.1MB in the end (delta: -31.2MB). Peak memory consumption was 20.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 100.33ms. Allocated memory is still 240.1MB. Free memory was 190.1MB in the beginning and 182.6MB in the end (delta: 7.5MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * RCFGBuilder took 2956.07ms. Allocated memory is still 240.1MB. Free memory was 182.6MB in the beginning and 169.7MB in the end (delta: 12.9MB). Peak memory consumption was 47.5MB. Max. memory is 8.0GB. * IcfgTransformer took 52.77ms. Allocated memory is still 240.1MB. Free memory was 169.7MB in the beginning and 163.9MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * TraceAbstraction took 91239.25ms. Allocated memory was 240.1MB in the beginning and 288.4MB in the end (delta: 48.2MB). Free memory was 163.4MB in the beginning and 197.5MB in the end (delta: -34.1MB). Peak memory consumption was 133.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1733]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 1152. Possible FailurePath: [L1054] static int init = 1; [L1055] static SSL_METHOD SSLv3_server_data ; VAL [\old(init)=18446744073709551619, \old(SSLv3_server_data)=null, \old(SSLv3_server_data)=null, init=1, SSLv3_server_data={4:0}] [L1077] SSL *s ; [L1078] int tmp ; [L1082] s = malloc(sizeof(SSL)) [L1083] s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1084] s->ctx = malloc(sizeof(SSL_CTX)) [L1085] s->session = malloc(sizeof(SSL_SESSION)) [L1086] s->state = 8464 [L1088] s->info_callback = (void (*) ()) __VERIFIER_nondet_ulong() [L1089] s->options = __VERIFIER_nondet_ulong() [L1090] s->verify_mode = __VERIFIER_nondet_int() [L1091] EXPR s->session [L1091] (s->session)->peer = (struct x509_st*) __VERIFIER_nondet_ulong() [L1092] EXPR s->s3 [L1092] (s->s3)->tmp.cert_request = __VERIFIER_nondet_int() [L1093] EXPR s->s3 [L1093] (s->s3)->tmp.new_cipher = malloc(sizeof(struct ssl_cipher_st)) [L1094] EXPR s->s3 [L1094] EXPR (s->s3)->tmp.new_cipher [L1094] ((s->s3)->tmp.new_cipher)->algorithms = __VERIFIER_nondet_ulong() [L1095] EXPR s->s3 [L1095] EXPR (s->s3)->tmp.new_cipher [L1095] ((s->s3)->tmp.new_cipher)->algo_strength = __VERIFIER_nondet_ulong() [L1096] COND FALSE !(__VERIFIER_nondet_int()) [L1102] s->cert = malloc(sizeof(struct cert_st)) [L1103] EXPR s->cert [L1103] (s->cert)->pkeys[0].privatekey = (struct evp_pkey_st*) __VERIFIER_nondet_ulong() [L1106] CALL ssl3_accept(s) VAL [init=1, s={-18446744073709551614:0}, SSLv3_server_data={4:0}] [L1112] BUF_MEM *buf ; [L1113] unsigned long l ; [L1114] unsigned long Time ; [L1115] unsigned long tmp ; [L1116] void (*cb)() ; [L1117] long num1 ; [L1118] int ret ; [L1119] int new_state ; [L1120] int state ; [L1121] int skip ; [L1122] int got_new_session ; [L1123] int tmp___1 = __VERIFIER_nondet_int() ; [L1124] int tmp___2 = __VERIFIER_nondet_int() ; [L1125] int tmp___3 = __VERIFIER_nondet_int() ; [L1126] int tmp___4 = __VERIFIER_nondet_int() ; [L1127] int tmp___5 = __VERIFIER_nondet_int() ; [L1128] int tmp___6 = __VERIFIER_nondet_int() ; [L1129] int tmp___7 ; [L1130] long tmp___8 = __VERIFIER_nondet_long() ; [L1131] int tmp___9 = __VERIFIER_nondet_int() ; [L1132] int tmp___10 = __VERIFIER_nondet_int() ; [L1133] int blastFlag ; [L1137] blastFlag = 0 [L1138] s->hit=__VERIFIER_nondet_int () [L1139] s->state = 8464 [L1140] tmp = __VERIFIER_nondet_int() [L1141] Time = tmp [L1142] cb = (void (*)())((void *)0) [L1143] ret = -1 [L1144] skip = 0 [L1145] got_new_session = 0 [L1146] EXPR s->info_callback VAL [={0:0}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->info_callback={0:-13}, skip=0, SSLv3_server_data={4:0}, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1146] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1147] EXPR s->info_callback [L1147] cb = s->info_callback [L1151] EXPR s->in_handshake [L1151] s->in_handshake += 1 [L1152] COND FALSE !(tmp___1 & 12288) VAL [={0:-13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1161] EXPR s->cert VAL [={0:-13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->cert={-18446744073709551615:0}, skip=0, SSLv3_server_data={4:0}, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1161] COND FALSE !((unsigned long )s->cert == (unsigned long )((void *)0)) [L1167] COND TRUE 1 VAL [={0:-13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:-13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-13}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1194] COND TRUE s->state == 8464 [L1354] s->shutdown = 0 [L1355] ret = __VERIFIER_nondet_int() [L1356] COND TRUE blastFlag == 0 [L1357] blastFlag = 1 VAL [={0:-13}, blastFlag=1, got_new_session=0, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1361] COND FALSE !(ret <= 0) [L1366] got_new_session = 1 [L1367] s->state = 8496 [L1368] s->init_num = 0 VAL [={0:-13}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [={0:-13}, (s->s3)->tmp.reuse_message=18446744073709551640, blastFlag=1, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->s3={-18446744073709551617:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [={0:-13}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1167] COND TRUE 1 VAL [={0:-13}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:-13}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-13}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-13}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-13}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-13}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-13}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-13}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-13}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-13}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:-13}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:-13}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:-13}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1203] COND TRUE s->state == 8496 [L1372] ret = __VERIFIER_nondet_int() [L1373] COND TRUE blastFlag == 1 [L1374] blastFlag = 2 VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1378] COND FALSE !(ret <= 0) [L1383] s->hit VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->hit=8, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1383] COND TRUE s->hit [L1384] s->state = 8656 VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1388] s->init_num = 0 VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [={0:-13}, (s->s3)->tmp.reuse_message=18446744073709551640, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->s3={-18446744073709551617:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1167] COND TRUE 1 VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1215] COND FALSE !(s->state == 8528) [L1218] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1218] COND FALSE !(s->state == 8529) [L1221] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1221] COND FALSE !(s->state == 8544) [L1224] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1224] COND FALSE !(s->state == 8545) [L1227] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1227] COND FALSE !(s->state == 8560) [L1230] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1230] COND FALSE !(s->state == 8561) [L1233] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1233] COND FALSE !(s->state == 8448) [L1236] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1236] COND FALSE !(s->state == 8576) [L1239] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1239] COND FALSE !(s->state == 8577) [L1242] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1242] COND FALSE !(s->state == 8592) [L1245] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1245] COND FALSE !(s->state == 8593) [L1248] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1248] COND FALSE !(s->state == 8608) [L1251] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1251] COND FALSE !(s->state == 8609) [L1254] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1254] COND FALSE !(s->state == 8640) [L1257] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1257] COND FALSE !(s->state == 8641) [L1260] EXPR s->state VAL [={0:-13}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1260] COND TRUE s->state == 8656 [L1581] EXPR s->session [L1581] EXPR s->s3 [L1581] EXPR (s->s3)->tmp.new_cipher [L1581] (s->session)->cipher = (s->s3)->tmp.new_cipher [L1582] COND FALSE !(! tmp___9) [L1588] ret = __VERIFIER_nondet_int() [L1589] COND TRUE blastFlag == 2 [L1590] blastFlag = 4 VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1598] COND FALSE !(ret <= 0) [L1603] s->state = 8672 [L1604] s->init_num = 0 VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1605] COND FALSE !(! tmp___10) VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [={0:-13}, (s->s3)->tmp.reuse_message=18446744073709551640, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->s3={-18446744073709551617:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1167] COND TRUE 1 VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1215] COND FALSE !(s->state == 8528) [L1218] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1218] COND FALSE !(s->state == 8529) [L1221] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1221] COND FALSE !(s->state == 8544) [L1224] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1224] COND FALSE !(s->state == 8545) [L1227] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1227] COND FALSE !(s->state == 8560) [L1230] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1230] COND FALSE !(s->state == 8561) [L1233] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1233] COND FALSE !(s->state == 8448) [L1236] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1236] COND FALSE !(s->state == 8576) [L1239] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1239] COND FALSE !(s->state == 8577) [L1242] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1242] COND FALSE !(s->state == 8592) [L1245] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1245] COND FALSE !(s->state == 8593) [L1248] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1248] COND FALSE !(s->state == 8608) [L1251] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1251] COND FALSE !(s->state == 8609) [L1254] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1254] COND FALSE !(s->state == 8640) [L1257] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1257] COND FALSE !(s->state == 8641) [L1260] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1260] COND FALSE !(s->state == 8656) [L1263] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1263] COND FALSE !(s->state == 8657) [L1266] EXPR s->state VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=13, s={-18446744073709551614:0}, s={-18446744073709551614:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1266] COND TRUE s->state == 8672 [L1614] ret = __VERIFIER_nondet_int() [L1615] COND TRUE blastFlag == 4 VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=0, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] [L1733] reach_error() VAL [={0:-13}, blastFlag=4, got_new_session=1, init=1, ret=0, s={-18446744073709551614:0}, s={-18446744073709551614:0}, skip=0, SSLv3_server_data={4:0}, state=8672, Time=9, tmp=9, tmp___1=0, tmp___10=7, tmp___2=10, tmp___3=11, tmp___4=0, tmp___5=-11, tmp___6=0, tmp___8=-12, tmp___9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 153 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 91.1s, OverallIterations: 23, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 86.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 33 mSolverCounterUnknown, 1323 SdHoareTripleChecker+Valid, 85.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1323 mSDsluCounter, 9728 SdHoareTripleChecker+Invalid, 82.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6182 mSDsCounter, 607 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8919 IncrementalHoareTripleChecker+Invalid, 9559 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 607 mSolverCounterUnsat, 3546 mSDtfsCounter, 8919 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 174 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=312occurred in iteration=20, InterpolantAutomatonStates: 114, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 22 MinimizatonAttempts, 880 StatesRemovedByMinimization, 20 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 1920 NumberOfCodeBlocks, 1920 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 1766 ConstructedInterpolants, 0 QuantifiedInterpolants, 4931 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 PerfectInterpolantSequences, 600/600 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-04-05 09:47:12,482 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...