/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-30 22:38:00,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-30 22:38:00,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-30 22:38:00,978 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-30 22:38:00,979 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-30 22:38:00,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-30 22:38:00,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-30 22:38:00,985 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-30 22:38:00,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-30 22:38:00,989 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-30 22:38:00,990 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-30 22:38:00,992 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-30 22:38:00,992 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-30 22:38:00,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-30 22:38:00,995 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-30 22:38:00,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-30 22:38:00,996 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-30 22:38:00,997 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-30 22:38:00,999 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-30 22:38:01,002 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-30 22:38:01,003 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-30 22:38:01,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-30 22:38:01,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-30 22:38:01,005 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-30 22:38:01,011 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-30 22:38:01,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-30 22:38:01,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-30 22:38:01,013 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-30 22:38:01,014 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-30 22:38:01,014 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-30 22:38:01,014 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-30 22:38:01,015 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-30 22:38:01,016 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-30 22:38:01,017 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-30 22:38:01,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-30 22:38:01,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-30 22:38:01,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-30 22:38:01,018 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-30 22:38:01,018 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-30 22:38:01,019 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-30 22:38:01,019 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-30 22:38:01,020 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-03-30 22:38:01,042 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-30 22:38:01,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-30 22:38:01,042 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-30 22:38:01,042 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-30 22:38:01,043 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-30 22:38:01,043 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-30 22:38:01,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-30 22:38:01,044 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-30 22:38:01,044 INFO L138 SettingsManager]: * Use SBE=true [2023-03-30 22:38:01,044 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-30 22:38:01,045 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-30 22:38:01,045 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-30 22:38:01,045 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-30 22:38:01,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-30 22:38:01,045 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-30 22:38:01,045 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-30 22:38:01,046 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-30 22:38:01,046 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-30 22:38:01,046 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-30 22:38:01,046 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-30 22:38:01,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-30 22:38:01,046 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-30 22:38:01,046 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-30 22:38:01,046 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-30 22:38:01,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-30 22:38:01,047 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-30 22:38:01,047 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-30 22:38:01,047 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-30 22:38:01,047 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-30 22:38:01,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-30 22:38:01,047 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-30 22:38:01,047 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-30 22:38:01,047 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-30 22:38:01,048 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-30 22:38:01,048 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-30 22:38:01,048 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-03-30 22:38:01,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-30 22:38:01,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-30 22:38:01,272 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-30 22:38:01,273 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-30 22:38:01,274 INFO L275 PluginConnector]: CDTParser initialized [2023-03-30 22:38:01,276 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c [2023-03-30 22:38:02,371 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-30 22:38:02,563 INFO L351 CDTParser]: Found 1 translation units. [2023-03-30 22:38:02,563 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c [2023-03-30 22:38:02,570 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b2cb7cdb/4a060297281146bca7c38fcb728b3a70/FLAG3de7a8b65 [2023-03-30 22:38:02,580 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b2cb7cdb/4a060297281146bca7c38fcb728b3a70 [2023-03-30 22:38:02,582 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-30 22:38:02,583 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-30 22:38:02,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-30 22:38:02,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-30 22:38:02,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-30 22:38:02,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.03 10:38:02" (1/1) ... [2023-03-30 22:38:02,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39e5e0d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 10:38:02, skipping insertion in model container [2023-03-30 22:38:02,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.03 10:38:02" (1/1) ... [2023-03-30 22:38:02,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-30 22:38:02,636 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-30 22:38:02,810 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c[44494,44507] [2023-03-30 22:38:02,816 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-30 22:38:02,835 INFO L203 MainTranslator]: Completed pre-run [2023-03-30 22:38:02,867 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c[44494,44507] [2023-03-30 22:38:02,869 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-30 22:38:02,879 INFO L208 MainTranslator]: Completed translation [2023-03-30 22:38:02,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 10:38:02 WrapperNode [2023-03-30 22:38:02,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-30 22:38:02,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-30 22:38:02,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-30 22:38:02,880 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-30 22:38:02,888 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 10:38:02" (1/1) ... [2023-03-30 22:38:02,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 10:38:02" (1/1) ... [2023-03-30 22:38:02,898 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 10:38:02" (1/1) ... [2023-03-30 22:38:02,899 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 10:38:02" (1/1) ... [2023-03-30 22:38:02,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 10:38:02" (1/1) ... [2023-03-30 22:38:02,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 10:38:02" (1/1) ... [2023-03-30 22:38:02,918 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 10:38:02" (1/1) ... [2023-03-30 22:38:02,920 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 10:38:02" (1/1) ... [2023-03-30 22:38:02,931 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-30 22:38:02,932 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-30 22:38:02,932 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-30 22:38:02,932 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-30 22:38:02,932 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 10:38:02" (1/1) ... [2023-03-30 22:38:02,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-30 22:38:02,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 22:38:02,990 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) [2023-03-30 22:38:03,010 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 [2023-03-30 22:38:03,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-30 22:38:03,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-30 22:38:03,028 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-30 22:38:03,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2023-03-30 22:38:03,028 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-30 22:38:03,028 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-30 22:38:03,028 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-30 22:38:03,028 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-30 22:38:03,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-30 22:38:03,029 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2023-03-30 22:38:03,029 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-30 22:38:03,029 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-03-30 22:38:03,029 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2023-03-30 22:38:03,029 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-30 22:38:03,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-30 22:38:03,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-30 22:38:03,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-30 22:38:03,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-30 22:38:03,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-30 22:38:03,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-30 22:38:03,113 INFO L236 CfgBuilder]: Building ICFG [2023-03-30 22:38:03,115 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-30 22:38:03,190 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-03-30 22:38:03,626 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##103: assume !false; [2023-03-30 22:38:03,627 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##102: assume false; [2023-03-30 22:38:03,636 INFO L277 CfgBuilder]: Performing block encoding [2023-03-30 22:38:03,642 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-30 22:38:03,642 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-03-30 22:38:03,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.03 10:38:03 BoogieIcfgContainer [2023-03-30 22:38:03,644 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-30 22:38:03,646 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-03-30 22:38:03,646 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-03-30 22:38:03,649 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-03-30 22:38:03,649 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.03 10:38:02" (1/3) ... [2023-03-30 22:38:03,649 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15d30e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.03 10:38:03, skipping insertion in model container [2023-03-30 22:38:03,650 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 10:38:02" (2/3) ... [2023-03-30 22:38:03,650 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15d30e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.03 10:38:03, skipping insertion in model container [2023-03-30 22:38:03,650 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.03 10:38:03" (3/3) ... [2023-03-30 22:38:03,651 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr_3a.BV.c.cil.c [2023-03-30 22:38:03,663 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-03-30 22:38:03,663 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-03-30 22:38:03,700 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-03-30 22:38:03,707 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@a8ca5f4, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-03-30 22:38:03,707 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-03-30 22:38:03,710 INFO L276 IsEmpty]: Start isEmpty. Operand has 169 states, 161 states have (on average 1.763975155279503) internal successors, (284), 162 states have internal predecessors, (284), 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) [2023-03-30 22:38:03,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-03-30 22:38:03,718 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 22:38:03,718 INFO L195 NwaCegarLoop]: 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] [2023-03-30 22:38:03,719 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 22:38:03,722 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 22:38:03,723 INFO L85 PathProgramCache]: Analyzing trace with hash 523316537, now seen corresponding path program 1 times [2023-03-30 22:38:03,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 22:38:03,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34927542] [2023-03-30 22:38:03,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:03,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 22:38:03,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:04,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 22:38:04,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:04,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-30 22:38:04,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 22:38:04,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34927542] [2023-03-30 22:38:04,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34927542] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 22:38:04,081 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-30 22:38:04,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-03-30 22:38:04,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859607421] [2023-03-30 22:38:04,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 22:38:04,086 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-03-30 22:38:04,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 22:38:04,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-03-30 22:38:04,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-03-30 22:38:04,124 INFO L87 Difference]: Start difference. First operand has 169 states, 161 states have (on average 1.763975155279503) internal successors, (284), 162 states have internal predecessors, (284), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:04,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 22:38:04,726 INFO L93 Difference]: Finished difference Result 451 states and 784 transitions. [2023-03-30 22:38:04,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-03-30 22:38:04,728 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (3), 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 51 [2023-03-30 22:38:04,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 22:38:04,742 INFO L225 Difference]: With dead ends: 451 [2023-03-30 22:38:04,742 INFO L226 Difference]: Without dead ends: 263 [2023-03-30 22:38:04,746 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-03-30 22:38:04,749 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 711 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 517 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 713 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 522 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 517 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-03-30 22:38:04,749 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [713 Valid, 16 Invalid, 522 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 517 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-03-30 22:38:04,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2023-03-30 22:38:04,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 263. [2023-03-30 22:38:04,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 263 states, 258 states have (on average 1.5930232558139534) internal successors, (411), 258 states have internal predecessors, (411), 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) [2023-03-30 22:38:04,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 415 transitions. [2023-03-30 22:38:04,804 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 415 transitions. Word has length 51 [2023-03-30 22:38:04,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 22:38:04,805 INFO L495 AbstractCegarLoop]: Abstraction has 263 states and 415 transitions. [2023-03-30 22:38:04,805 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:04,805 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 415 transitions. [2023-03-30 22:38:04,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-03-30 22:38:04,815 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 22:38:04,815 INFO L195 NwaCegarLoop]: 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] [2023-03-30 22:38:04,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-03-30 22:38:04,815 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 22:38:04,816 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 22:38:04,816 INFO L85 PathProgramCache]: Analyzing trace with hash 1305975224, now seen corresponding path program 1 times [2023-03-30 22:38:04,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 22:38:04,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754502053] [2023-03-30 22:38:04,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:04,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 22:38:04,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:04,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 22:38:04,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:04,907 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-30 22:38:04,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 22:38:04,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754502053] [2023-03-30 22:38:04,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754502053] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 22:38:04,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-30 22:38:04,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-03-30 22:38:04,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112856797] [2023-03-30 22:38:04,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 22:38:04,909 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-03-30 22:38:04,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 22:38:04,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-03-30 22:38:04,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-03-30 22:38:04,910 INFO L87 Difference]: Start difference. First operand 263 states and 415 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:05,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 22:38:05,205 INFO L93 Difference]: Finished difference Result 416 states and 657 transitions. [2023-03-30 22:38:05,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-03-30 22:38:05,205 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 67 [2023-03-30 22:38:05,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 22:38:05,206 INFO L225 Difference]: With dead ends: 416 [2023-03-30 22:38:05,207 INFO L226 Difference]: Without dead ends: 292 [2023-03-30 22:38:05,207 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-03-30 22:38:05,208 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 238 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 463 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 238 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 463 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-03-30 22:38:05,208 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [238 Valid, 12 Invalid, 472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 463 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-03-30 22:38:05,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2023-03-30 22:38:05,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 284. [2023-03-30 22:38:05,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 284 states, 279 states have (on average 1.5663082437275986) internal successors, (437), 279 states have internal predecessors, (437), 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) [2023-03-30 22:38:05,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 441 transitions. [2023-03-30 22:38:05,222 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 441 transitions. Word has length 67 [2023-03-30 22:38:05,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 22:38:05,222 INFO L495 AbstractCegarLoop]: Abstraction has 284 states and 441 transitions. [2023-03-30 22:38:05,222 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:05,222 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 441 transitions. [2023-03-30 22:38:05,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-03-30 22:38:05,223 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 22:38:05,224 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 22:38:05,224 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-03-30 22:38:05,224 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 22:38:05,224 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 22:38:05,224 INFO L85 PathProgramCache]: Analyzing trace with hash -1474488735, now seen corresponding path program 1 times [2023-03-30 22:38:05,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 22:38:05,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165351806] [2023-03-30 22:38:05,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:05,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 22:38:05,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:05,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 22:38:05,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:05,299 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-30 22:38:05,299 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 22:38:05,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165351806] [2023-03-30 22:38:05,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1165351806] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 22:38:05,300 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-30 22:38:05,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-03-30 22:38:05,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125952616] [2023-03-30 22:38:05,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 22:38:05,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-03-30 22:38:05,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 22:38:05,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-03-30 22:38:05,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-03-30 22:38:05,301 INFO L87 Difference]: Start difference. First operand 284 states and 441 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 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) [2023-03-30 22:38:05,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 22:38:05,574 INFO L93 Difference]: Finished difference Result 453 states and 695 transitions. [2023-03-30 22:38:05,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-03-30 22:38:05,574 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 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 [2023-03-30 22:38:05,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 22:38:05,575 INFO L225 Difference]: With dead ends: 453 [2023-03-30 22:38:05,576 INFO L226 Difference]: Without dead ends: 308 [2023-03-30 22:38:05,576 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-03-30 22:38:05,577 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 231 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 465 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 231 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 466 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-03-30 22:38:05,577 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [231 Valid, 12 Invalid, 466 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 465 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-03-30 22:38:05,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2023-03-30 22:38:05,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 308. [2023-03-30 22:38:05,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 308 states, 303 states have (on average 1.537953795379538) internal successors, (466), 303 states have internal predecessors, (466), 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) [2023-03-30 22:38:05,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 470 transitions. [2023-03-30 22:38:05,594 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 470 transitions. Word has length 88 [2023-03-30 22:38:05,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 22:38:05,595 INFO L495 AbstractCegarLoop]: Abstraction has 308 states and 470 transitions. [2023-03-30 22:38:05,595 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 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) [2023-03-30 22:38:05,595 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 470 transitions. [2023-03-30 22:38:05,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-03-30 22:38:05,596 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 22:38:05,596 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 22:38:05,596 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-03-30 22:38:05,596 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 22:38:05,597 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 22:38:05,597 INFO L85 PathProgramCache]: Analyzing trace with hash 574899107, now seen corresponding path program 1 times [2023-03-30 22:38:05,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 22:38:05,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129462128] [2023-03-30 22:38:05,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:05,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 22:38:05,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:05,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 22:38:05,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:05,677 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-03-30 22:38:05,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 22:38:05,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129462128] [2023-03-30 22:38:05,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129462128] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 22:38:05,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-30 22:38:05,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-03-30 22:38:05,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352199366] [2023-03-30 22:38:05,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 22:38:05,679 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-03-30 22:38:05,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 22:38:05,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-03-30 22:38:05,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-03-30 22:38:05,679 INFO L87 Difference]: Start difference. First operand 308 states and 470 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:05,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 22:38:05,975 INFO L93 Difference]: Finished difference Result 690 states and 1069 transitions. [2023-03-30 22:38:05,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-03-30 22:38:05,976 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 88 [2023-03-30 22:38:05,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 22:38:05,978 INFO L225 Difference]: With dead ends: 690 [2023-03-30 22:38:05,978 INFO L226 Difference]: Without dead ends: 400 [2023-03-30 22:38:05,978 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-03-30 22:38:05,979 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 239 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 482 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 482 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-03-30 22:38:05,980 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 12 Invalid, 511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 482 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-03-30 22:38:05,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 400 states. [2023-03-30 22:38:05,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 400 to 392. [2023-03-30 22:38:05,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 392 states, 387 states have (on average 1.4470284237726099) internal successors, (560), 387 states have internal predecessors, (560), 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) [2023-03-30 22:38:05,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 392 states and 564 transitions. [2023-03-30 22:38:05,992 INFO L78 Accepts]: Start accepts. Automaton has 392 states and 564 transitions. Word has length 88 [2023-03-30 22:38:05,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 22:38:05,993 INFO L495 AbstractCegarLoop]: Abstraction has 392 states and 564 transitions. [2023-03-30 22:38:05,993 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:05,993 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 564 transitions. [2023-03-30 22:38:05,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-03-30 22:38:05,994 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 22:38:05,994 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 22:38:05,994 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-03-30 22:38:05,995 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 22:38:05,995 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 22:38:05,995 INFO L85 PathProgramCache]: Analyzing trace with hash 823045601, now seen corresponding path program 1 times [2023-03-30 22:38:05,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 22:38:05,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763370633] [2023-03-30 22:38:05,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:05,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 22:38:06,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:06,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 22:38:06,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:06,053 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-03-30 22:38:06,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 22:38:06,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763370633] [2023-03-30 22:38:06,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763370633] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 22:38:06,053 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-30 22:38:06,053 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-03-30 22:38:06,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473436180] [2023-03-30 22:38:06,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 22:38:06,054 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-03-30 22:38:06,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 22:38:06,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-03-30 22:38:06,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-03-30 22:38:06,055 INFO L87 Difference]: Start difference. First operand 392 states and 564 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:06,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 22:38:06,347 INFO L93 Difference]: Finished difference Result 822 states and 1192 transitions. [2023-03-30 22:38:06,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-03-30 22:38:06,350 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 88 [2023-03-30 22:38:06,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 22:38:06,352 INFO L225 Difference]: With dead ends: 822 [2023-03-30 22:38:06,352 INFO L226 Difference]: Without dead ends: 448 [2023-03-30 22:38:06,353 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-03-30 22:38:06,354 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 243 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 466 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 466 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-03-30 22:38:06,354 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [243 Valid, 12 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 466 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-03-30 22:38:06,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2023-03-30 22:38:06,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 438. [2023-03-30 22:38:06,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 438 states, 433 states have (on average 1.4226327944572748) internal successors, (616), 433 states have internal predecessors, (616), 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) [2023-03-30 22:38:06,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 438 states and 620 transitions. [2023-03-30 22:38:06,367 INFO L78 Accepts]: Start accepts. Automaton has 438 states and 620 transitions. Word has length 88 [2023-03-30 22:38:06,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 22:38:06,368 INFO L495 AbstractCegarLoop]: Abstraction has 438 states and 620 transitions. [2023-03-30 22:38:06,368 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:06,368 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 620 transitions. [2023-03-30 22:38:06,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-03-30 22:38:06,369 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 22:38:06,369 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 22:38:06,370 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-03-30 22:38:06,370 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 22:38:06,370 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 22:38:06,370 INFO L85 PathProgramCache]: Analyzing trace with hash -1152042808, now seen corresponding path program 1 times [2023-03-30 22:38:06,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 22:38:06,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148803485] [2023-03-30 22:38:06,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:06,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 22:38:06,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:06,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 22:38:06,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:06,457 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-03-30 22:38:06,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 22:38:06,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148803485] [2023-03-30 22:38:06,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148803485] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 22:38:06,457 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-30 22:38:06,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-03-30 22:38:06,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100822251] [2023-03-30 22:38:06,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 22:38:06,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-03-30 22:38:06,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 22:38:06,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-03-30 22:38:06,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-03-30 22:38:06,460 INFO L87 Difference]: Start difference. First operand 438 states and 620 transitions. Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 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) [2023-03-30 22:38:06,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 22:38:06,776 INFO L93 Difference]: Finished difference Result 952 states and 1376 transitions. [2023-03-30 22:38:06,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-03-30 22:38:06,776 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 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 109 [2023-03-30 22:38:06,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 22:38:06,779 INFO L225 Difference]: With dead ends: 952 [2023-03-30 22:38:06,779 INFO L226 Difference]: Without dead ends: 532 [2023-03-30 22:38:06,780 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-03-30 22:38:06,783 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 307 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 467 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 307 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 480 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 467 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-03-30 22:38:06,785 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [307 Valid, 12 Invalid, 480 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 467 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-03-30 22:38:06,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 532 states. [2023-03-30 22:38:06,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 532 to 488. [2023-03-30 22:38:06,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 488 states, 483 states have (on average 1.3995859213250517) internal successors, (676), 483 states have internal predecessors, (676), 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) [2023-03-30 22:38:06,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 488 states and 680 transitions. [2023-03-30 22:38:06,798 INFO L78 Accepts]: Start accepts. Automaton has 488 states and 680 transitions. Word has length 109 [2023-03-30 22:38:06,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 22:38:06,799 INFO L495 AbstractCegarLoop]: Abstraction has 488 states and 680 transitions. [2023-03-30 22:38:06,799 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 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) [2023-03-30 22:38:06,799 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 680 transitions. [2023-03-30 22:38:06,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-03-30 22:38:06,802 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 22:38:06,803 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 22:38:06,803 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-03-30 22:38:06,803 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 22:38:06,803 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 22:38:06,803 INFO L85 PathProgramCache]: Analyzing trace with hash 1136364864, now seen corresponding path program 1 times [2023-03-30 22:38:06,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 22:38:06,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154639388] [2023-03-30 22:38:06,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:06,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 22:38:06,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:06,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 22:38:06,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:06,893 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-03-30 22:38:06,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 22:38:06,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154639388] [2023-03-30 22:38:06,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [154639388] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 22:38:06,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-30 22:38:06,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-03-30 22:38:06,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680090994] [2023-03-30 22:38:06,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 22:38:06,895 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-03-30 22:38:06,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 22:38:06,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-03-30 22:38:06,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-03-30 22:38:06,895 INFO L87 Difference]: Start difference. First operand 488 states and 680 transitions. Second operand has 4 states, 4 states have (on average 24.75) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:07,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 22:38:07,286 INFO L93 Difference]: Finished difference Result 976 states and 1361 transitions. [2023-03-30 22:38:07,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-03-30 22:38:07,286 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 128 [2023-03-30 22:38:07,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 22:38:07,289 INFO L225 Difference]: With dead ends: 976 [2023-03-30 22:38:07,289 INFO L226 Difference]: Without dead ends: 717 [2023-03-30 22:38:07,289 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-03-30 22:38:07,290 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 368 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 624 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 368 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 629 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 624 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-03-30 22:38:07,290 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [368 Valid, 12 Invalid, 629 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 624 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-03-30 22:38:07,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 717 states. [2023-03-30 22:38:07,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 717 to 717. [2023-03-30 22:38:07,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 717 states, 712 states have (on average 1.396067415730337) internal successors, (994), 712 states have internal predecessors, (994), 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) [2023-03-30 22:38:07,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 717 states and 998 transitions. [2023-03-30 22:38:07,307 INFO L78 Accepts]: Start accepts. Automaton has 717 states and 998 transitions. Word has length 128 [2023-03-30 22:38:07,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 22:38:07,307 INFO L495 AbstractCegarLoop]: Abstraction has 717 states and 998 transitions. [2023-03-30 22:38:07,307 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:07,307 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 998 transitions. [2023-03-30 22:38:07,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-03-30 22:38:07,309 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 22:38:07,309 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 22:38:07,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-03-30 22:38:07,309 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 22:38:07,309 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 22:38:07,309 INFO L85 PathProgramCache]: Analyzing trace with hash 238971586, now seen corresponding path program 1 times [2023-03-30 22:38:07,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 22:38:07,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631970281] [2023-03-30 22:38:07,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:07,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 22:38:07,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:07,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 22:38:07,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:07,348 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-03-30 22:38:07,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 22:38:07,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1631970281] [2023-03-30 22:38:07,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1631970281] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 22:38:07,348 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-30 22:38:07,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-03-30 22:38:07,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409432850] [2023-03-30 22:38:07,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 22:38:07,349 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-03-30 22:38:07,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 22:38:07,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-03-30 22:38:07,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-03-30 22:38:07,350 INFO L87 Difference]: Start difference. First operand 717 states and 998 transitions. Second operand has 4 states, 4 states have (on average 28.5) internal successors, (114), 3 states have internal predecessors, (114), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:07,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 22:38:07,775 INFO L93 Difference]: Finished difference Result 1436 states and 2000 transitions. [2023-03-30 22:38:07,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-03-30 22:38:07,776 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.5) internal successors, (114), 3 states have internal predecessors, (114), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 128 [2023-03-30 22:38:07,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 22:38:07,779 INFO L225 Difference]: With dead ends: 1436 [2023-03-30 22:38:07,779 INFO L226 Difference]: Without dead ends: 948 [2023-03-30 22:38:07,781 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-03-30 22:38:07,781 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 369 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 627 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 369 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 627 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-03-30 22:38:07,782 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [369 Valid, 12 Invalid, 632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 627 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-03-30 22:38:07,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 948 states. [2023-03-30 22:38:07,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 948 to 948. [2023-03-30 22:38:07,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 948 states, 943 states have (on average 1.3944856839872746) internal successors, (1315), 943 states have internal predecessors, (1315), 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) [2023-03-30 22:38:07,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 948 states and 1319 transitions. [2023-03-30 22:38:07,806 INFO L78 Accepts]: Start accepts. Automaton has 948 states and 1319 transitions. Word has length 128 [2023-03-30 22:38:07,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 22:38:07,806 INFO L495 AbstractCegarLoop]: Abstraction has 948 states and 1319 transitions. [2023-03-30 22:38:07,806 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.5) internal successors, (114), 3 states have internal predecessors, (114), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:07,806 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1319 transitions. [2023-03-30 22:38:07,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-03-30 22:38:07,808 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 22:38:07,808 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-03-30 22:38:07,809 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-03-30 22:38:07,809 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 22:38:07,809 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 22:38:07,809 INFO L85 PathProgramCache]: Analyzing trace with hash -329451790, now seen corresponding path program 1 times [2023-03-30 22:38:07,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 22:38:07,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865512695] [2023-03-30 22:38:07,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:07,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 22:38:07,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:07,831 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 22:38:07,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865512695] [2023-03-30 22:38:07,832 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-03-30 22:38:07,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [858577220] [2023-03-30 22:38:07,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:07,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 22:38:07,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 22:38:07,835 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-30 22:38:07,853 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-03-30 22:38:07,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:07,927 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 2 conjunts are in the unsatisfiable core [2023-03-30 22:38:07,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 22:38:08,026 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-03-30 22:38:08,026 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-03-30 22:38:08,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [858577220] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 22:38:08,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-30 22:38:08,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-03-30 22:38:08,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713585106] [2023-03-30 22:38:08,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 22:38:08,027 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-30 22:38:08,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 22:38:08,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-30 22:38:08,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-30 22:38:08,028 INFO L87 Difference]: Start difference. First operand 948 states and 1319 transitions. Second operand has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:08,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 22:38:08,148 INFO L93 Difference]: Finished difference Result 2007 states and 2840 transitions. [2023-03-30 22:38:08,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-30 22:38:08,148 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 166 [2023-03-30 22:38:08,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 22:38:08,152 INFO L225 Difference]: With dead ends: 2007 [2023-03-30 22:38:08,152 INFO L226 Difference]: Without dead ends: 1077 [2023-03-30 22:38:08,153 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-30 22:38:08,155 INFO L413 NwaCegarLoop]: 235 mSDtfsCounter, 18 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-03-30 22:38:08,155 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 366 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-03-30 22:38:08,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1077 states. [2023-03-30 22:38:08,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1077 to 1071. [2023-03-30 22:38:08,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1071 states, 1066 states have (on average 1.3630393996247654) internal successors, (1453), 1066 states have internal predecessors, (1453), 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) [2023-03-30 22:38:08,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 1071 states and 1457 transitions. [2023-03-30 22:38:08,177 INFO L78 Accepts]: Start accepts. Automaton has 1071 states and 1457 transitions. Word has length 166 [2023-03-30 22:38:08,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 22:38:08,178 INFO L495 AbstractCegarLoop]: Abstraction has 1071 states and 1457 transitions. [2023-03-30 22:38:08,178 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:08,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 1457 transitions. [2023-03-30 22:38:08,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-03-30 22:38:08,180 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 22:38:08,180 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2023-03-30 22:38:08,189 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-03-30 22:38:08,386 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 22:38:08,387 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 22:38:08,387 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 22:38:08,387 INFO L85 PathProgramCache]: Analyzing trace with hash -447531230, now seen corresponding path program 1 times [2023-03-30 22:38:08,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 22:38:08,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478837372] [2023-03-30 22:38:08,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:08,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 22:38:08,399 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-03-30 22:38:08,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1882755546] [2023-03-30 22:38:08,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:08,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 22:38:08,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 22:38:08,401 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-30 22:38:08,403 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-03-30 22:38:08,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:08,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 2 conjunts are in the unsatisfiable core [2023-03-30 22:38:08,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 22:38:08,558 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-03-30 22:38:08,558 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-03-30 22:38:08,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 22:38:08,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478837372] [2023-03-30 22:38:08,559 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-03-30 22:38:08,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1882755546] [2023-03-30 22:38:08,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1882755546] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 22:38:08,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-30 22:38:08,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-03-30 22:38:08,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936906601] [2023-03-30 22:38:08,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 22:38:08,560 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-30 22:38:08,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 22:38:08,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-30 22:38:08,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-30 22:38:08,561 INFO L87 Difference]: Start difference. First operand 1071 states and 1457 transitions. Second operand has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:08,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 22:38:08,672 INFO L93 Difference]: Finished difference Result 2296 states and 3192 transitions. [2023-03-30 22:38:08,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-30 22:38:08,673 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 208 [2023-03-30 22:38:08,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 22:38:08,676 INFO L225 Difference]: With dead ends: 2296 [2023-03-30 22:38:08,676 INFO L226 Difference]: Without dead ends: 1195 [2023-03-30 22:38:08,678 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-30 22:38:08,681 INFO L413 NwaCegarLoop]: 223 mSDtfsCounter, 19 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 353 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-03-30 22:38:08,683 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 353 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-03-30 22:38:08,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1195 states. [2023-03-30 22:38:08,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1195 to 1195. [2023-03-30 22:38:08,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1195 states, 1190 states have (on average 1.342016806722689) internal successors, (1597), 1190 states have internal predecessors, (1597), 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) [2023-03-30 22:38:08,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 1195 states and 1601 transitions. [2023-03-30 22:38:08,712 INFO L78 Accepts]: Start accepts. Automaton has 1195 states and 1601 transitions. Word has length 208 [2023-03-30 22:38:08,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 22:38:08,712 INFO L495 AbstractCegarLoop]: Abstraction has 1195 states and 1601 transitions. [2023-03-30 22:38:08,713 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:08,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1601 transitions. [2023-03-30 22:38:08,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-03-30 22:38:08,716 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 22:38:08,717 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 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] [2023-03-30 22:38:08,738 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-03-30 22:38:08,931 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-03-30 22:38:08,931 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 22:38:08,931 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 22:38:08,931 INFO L85 PathProgramCache]: Analyzing trace with hash 1013816984, now seen corresponding path program 1 times [2023-03-30 22:38:08,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 22:38:08,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188249703] [2023-03-30 22:38:08,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:08,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 22:38:08,944 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-03-30 22:38:08,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1377236669] [2023-03-30 22:38:08,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:08,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 22:38:08,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 22:38:08,946 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-30 22:38:08,964 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-03-30 22:38:09,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:09,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 2 conjunts are in the unsatisfiable core [2023-03-30 22:38:09,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 22:38:09,069 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-03-30 22:38:09,069 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-03-30 22:38:09,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 22:38:09,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188249703] [2023-03-30 22:38:09,069 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-03-30 22:38:09,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1377236669] [2023-03-30 22:38:09,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1377236669] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 22:38:09,070 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-30 22:38:09,070 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-03-30 22:38:09,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509865683] [2023-03-30 22:38:09,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 22:38:09,070 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-30 22:38:09,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 22:38:09,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-30 22:38:09,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-30 22:38:09,071 INFO L87 Difference]: Start difference. First operand 1195 states and 1601 transitions. Second operand has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:09,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 22:38:09,155 INFO L93 Difference]: Finished difference Result 2496 states and 3320 transitions. [2023-03-30 22:38:09,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-30 22:38:09,155 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 264 [2023-03-30 22:38:09,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 22:38:09,159 INFO L225 Difference]: With dead ends: 2496 [2023-03-30 22:38:09,159 INFO L226 Difference]: Without dead ends: 1188 [2023-03-30 22:38:09,161 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 262 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-30 22:38:09,161 INFO L413 NwaCegarLoop]: 235 mSDtfsCounter, 9 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-03-30 22:38:09,162 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 371 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-03-30 22:38:09,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1188 states. [2023-03-30 22:38:09,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1188 to 1188. [2023-03-30 22:38:09,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1188 states, 1183 states have (on average 1.338123415046492) internal successors, (1583), 1183 states have internal predecessors, (1583), 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) [2023-03-30 22:38:09,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 1188 states and 1587 transitions. [2023-03-30 22:38:09,186 INFO L78 Accepts]: Start accepts. Automaton has 1188 states and 1587 transitions. Word has length 264 [2023-03-30 22:38:09,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 22:38:09,186 INFO L495 AbstractCegarLoop]: Abstraction has 1188 states and 1587 transitions. [2023-03-30 22:38:09,186 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:09,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1587 transitions. [2023-03-30 22:38:09,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2023-03-30 22:38:09,189 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 22:38:09,189 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 22:38:09,211 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-03-30 22:38:09,397 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 22:38:09,397 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 22:38:09,397 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 22:38:09,398 INFO L85 PathProgramCache]: Analyzing trace with hash -227241766, now seen corresponding path program 1 times [2023-03-30 22:38:09,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 22:38:09,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355807141] [2023-03-30 22:38:09,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:09,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 22:38:09,410 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-03-30 22:38:09,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [574955198] [2023-03-30 22:38:09,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:09,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 22:38:09,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 22:38:09,423 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-30 22:38:09,423 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-03-30 22:38:09,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:09,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 3 conjunts are in the unsatisfiable core [2023-03-30 22:38:09,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 22:38:09,660 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 429 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2023-03-30 22:38:09,660 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-03-30 22:38:09,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 22:38:09,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355807141] [2023-03-30 22:38:09,660 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-03-30 22:38:09,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [574955198] [2023-03-30 22:38:09,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [574955198] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 22:38:09,661 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-30 22:38:09,661 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-03-30 22:38:09,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746283911] [2023-03-30 22:38:09,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 22:38:09,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-30 22:38:09,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 22:38:09,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-30 22:38:09,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-30 22:38:09,688 INFO L87 Difference]: Start difference. First operand 1188 states and 1587 transitions. Second operand has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:09,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 22:38:09,725 INFO L93 Difference]: Finished difference Result 3385 states and 4541 transitions. [2023-03-30 22:38:09,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-30 22:38:09,725 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 276 [2023-03-30 22:38:09,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 22:38:09,729 INFO L225 Difference]: With dead ends: 3385 [2023-03-30 22:38:09,729 INFO L226 Difference]: Without dead ends: 1420 [2023-03-30 22:38:09,732 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-30 22:38:09,733 INFO L413 NwaCegarLoop]: 406 mSDtfsCounter, 134 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 621 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-03-30 22:38:09,733 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 621 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-03-30 22:38:09,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1420 states. [2023-03-30 22:38:09,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1420 to 1418. [2023-03-30 22:38:09,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1418 states, 1413 states have (on average 1.3389950460014155) internal successors, (1892), 1413 states have internal predecessors, (1892), 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) [2023-03-30 22:38:09,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 1418 states and 1896 transitions. [2023-03-30 22:38:09,761 INFO L78 Accepts]: Start accepts. Automaton has 1418 states and 1896 transitions. Word has length 276 [2023-03-30 22:38:09,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 22:38:09,761 INFO L495 AbstractCegarLoop]: Abstraction has 1418 states and 1896 transitions. [2023-03-30 22:38:09,761 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:09,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 1896 transitions. [2023-03-30 22:38:09,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2023-03-30 22:38:09,764 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 22:38:09,764 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 8, 8, 7, 7, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 22:38:09,775 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-03-30 22:38:09,970 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 22:38:09,970 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 22:38:09,971 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 22:38:09,971 INFO L85 PathProgramCache]: Analyzing trace with hash 1435733340, now seen corresponding path program 1 times [2023-03-30 22:38:09,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 22:38:09,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087835404] [2023-03-30 22:38:09,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:09,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 22:38:09,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:09,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 22:38:09,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087835404] [2023-03-30 22:38:09,997 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-03-30 22:38:09,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1637158648] [2023-03-30 22:38:09,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:09,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 22:38:09,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 22:38:09,998 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-30 22:38:10,000 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-03-30 22:38:10,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:10,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 2 conjunts are in the unsatisfiable core [2023-03-30 22:38:10,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 22:38:10,135 INFO L134 CoverageAnalysis]: Checked inductivity of 954 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2023-03-30 22:38:10,135 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-03-30 22:38:10,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1637158648] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 22:38:10,135 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-30 22:38:10,136 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-03-30 22:38:10,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586965068] [2023-03-30 22:38:10,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 22:38:10,136 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-30 22:38:10,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 22:38:10,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-30 22:38:10,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-30 22:38:10,137 INFO L87 Difference]: Start difference. First operand 1418 states and 1896 transitions. Second operand has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:10,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 22:38:10,265 INFO L93 Difference]: Finished difference Result 3098 states and 4259 transitions. [2023-03-30 22:38:10,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-30 22:38:10,266 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 324 [2023-03-30 22:38:10,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 22:38:10,270 INFO L225 Difference]: With dead ends: 3098 [2023-03-30 22:38:10,271 INFO L226 Difference]: Without dead ends: 1638 [2023-03-30 22:38:10,273 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 323 GetRequests, 322 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-30 22:38:10,273 INFO L413 NwaCegarLoop]: 220 mSDtfsCounter, 93 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-03-30 22:38:10,273 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 296 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-03-30 22:38:10,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1638 states. [2023-03-30 22:38:10,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1638 to 1553. [2023-03-30 22:38:10,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1553 states, 1548 states have (on average 1.3643410852713178) internal successors, (2112), 1548 states have internal predecessors, (2112), 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) [2023-03-30 22:38:10,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1553 states and 2116 transitions. [2023-03-30 22:38:10,304 INFO L78 Accepts]: Start accepts. Automaton has 1553 states and 2116 transitions. Word has length 324 [2023-03-30 22:38:10,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 22:38:10,304 INFO L495 AbstractCegarLoop]: Abstraction has 1553 states and 2116 transitions. [2023-03-30 22:38:10,304 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:10,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 2116 transitions. [2023-03-30 22:38:10,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2023-03-30 22:38:10,308 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 22:38:10,308 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 9, 9, 8, 8, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 22:38:10,316 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-03-30 22:38:10,515 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-03-30 22:38:10,515 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 22:38:10,515 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 22:38:10,516 INFO L85 PathProgramCache]: Analyzing trace with hash 1513175275, now seen corresponding path program 1 times [2023-03-30 22:38:10,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 22:38:10,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365046447] [2023-03-30 22:38:10,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:10,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 22:38:10,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:10,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 22:38:10,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365046447] [2023-03-30 22:38:10,555 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-03-30 22:38:10,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [319767296] [2023-03-30 22:38:10,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:10,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 22:38:10,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 22:38:10,556 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-30 22:38:10,587 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-03-30 22:38:10,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:10,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 579 conjuncts, 2 conjunts are in the unsatisfiable core [2023-03-30 22:38:10,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 22:38:10,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1151 backedges. 686 proven. 0 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2023-03-30 22:38:10,719 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-03-30 22:38:10,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [319767296] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 22:38:10,719 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-30 22:38:10,719 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-03-30 22:38:10,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100463586] [2023-03-30 22:38:10,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 22:38:10,720 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-30 22:38:10,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 22:38:10,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-30 22:38:10,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-30 22:38:10,721 INFO L87 Difference]: Start difference. First operand 1553 states and 2116 transitions. Second operand has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:10,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 22:38:10,836 INFO L93 Difference]: Finished difference Result 3313 states and 4589 transitions. [2023-03-30 22:38:10,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-30 22:38:10,836 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 347 [2023-03-30 22:38:10,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 22:38:10,840 INFO L225 Difference]: With dead ends: 3313 [2023-03-30 22:38:10,840 INFO L226 Difference]: Without dead ends: 1718 [2023-03-30 22:38:10,843 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 346 GetRequests, 345 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-30 22:38:10,843 INFO L413 NwaCegarLoop]: 220 mSDtfsCounter, 94 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 276 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-03-30 22:38:10,843 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 276 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-03-30 22:38:10,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1718 states. [2023-03-30 22:38:10,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1718 to 1698. [2023-03-30 22:38:10,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1698 states, 1693 states have (on average 1.3892498523331365) internal successors, (2352), 1693 states have internal predecessors, (2352), 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) [2023-03-30 22:38:10,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 1698 states and 2356 transitions. [2023-03-30 22:38:10,877 INFO L78 Accepts]: Start accepts. Automaton has 1698 states and 2356 transitions. Word has length 347 [2023-03-30 22:38:10,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 22:38:10,877 INFO L495 AbstractCegarLoop]: Abstraction has 1698 states and 2356 transitions. [2023-03-30 22:38:10,877 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:10,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 2356 transitions. [2023-03-30 22:38:10,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2023-03-30 22:38:10,881 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 22:38:10,882 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 9, 9, 8, 8, 7, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 22:38:10,900 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-03-30 22:38:11,087 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 22:38:11,087 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 22:38:11,088 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 22:38:11,088 INFO L85 PathProgramCache]: Analyzing trace with hash -942944521, now seen corresponding path program 2 times [2023-03-30 22:38:11,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 22:38:11,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653646594] [2023-03-30 22:38:11,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:11,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 22:38:11,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:11,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 22:38:11,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653646594] [2023-03-30 22:38:11,121 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-03-30 22:38:11,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1490597412] [2023-03-30 22:38:11,121 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-03-30 22:38:11,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 22:38:11,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 22:38:11,122 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-30 22:38:11,124 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-03-30 22:38:11,228 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-03-30 22:38:11,228 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-03-30 22:38:11,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 578 conjuncts, 2 conjunts are in the unsatisfiable core [2023-03-30 22:38:11,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 22:38:11,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1177 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 566 trivial. 0 not checked. [2023-03-30 22:38:11,261 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-03-30 22:38:11,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1490597412] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 22:38:11,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-30 22:38:11,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-03-30 22:38:11,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755553870] [2023-03-30 22:38:11,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 22:38:11,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-30 22:38:11,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 22:38:11,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-30 22:38:11,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-30 22:38:11,262 INFO L87 Difference]: Start difference. First operand 1698 states and 2356 transitions. Second operand has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:11,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 22:38:11,369 INFO L93 Difference]: Finished difference Result 3748 states and 5299 transitions. [2023-03-30 22:38:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-30 22:38:11,369 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 352 [2023-03-30 22:38:11,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 22:38:11,375 INFO L225 Difference]: With dead ends: 3748 [2023-03-30 22:38:11,376 INFO L226 Difference]: Without dead ends: 2048 [2023-03-30 22:38:11,379 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 351 GetRequests, 350 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-30 22:38:11,380 INFO L413 NwaCegarLoop]: 232 mSDtfsCounter, 62 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 329 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-03-30 22:38:11,380 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 329 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-03-30 22:38:11,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2048 states. [2023-03-30 22:38:11,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2048 to 1988. [2023-03-30 22:38:11,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1988 states, 1983 states have (on average 1.3373676248108926) internal successors, (2652), 1983 states have internal predecessors, (2652), 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) [2023-03-30 22:38:11,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 1988 states and 2656 transitions. [2023-03-30 22:38:11,456 INFO L78 Accepts]: Start accepts. Automaton has 1988 states and 2656 transitions. Word has length 352 [2023-03-30 22:38:11,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 22:38:11,457 INFO L495 AbstractCegarLoop]: Abstraction has 1988 states and 2656 transitions. [2023-03-30 22:38:11,457 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:11,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 2656 transitions. [2023-03-30 22:38:11,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2023-03-30 22:38:11,460 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 22:38:11,460 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 10, 10, 9, 9, 8, 8, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 22:38:11,475 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-03-30 22:38:11,666 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 22:38:11,666 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 22:38:11,666 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 22:38:11,666 INFO L85 PathProgramCache]: Analyzing trace with hash -448081826, now seen corresponding path program 1 times [2023-03-30 22:38:11,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 22:38:11,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484068600] [2023-03-30 22:38:11,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:11,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 22:38:11,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:11,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 22:38:11,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484068600] [2023-03-30 22:38:11,705 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-03-30 22:38:11,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [206618939] [2023-03-30 22:38:11,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:11,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 22:38:11,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 22:38:11,706 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-30 22:38:11,708 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-03-30 22:38:11,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:11,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 623 conjuncts, 3 conjunts are in the unsatisfiable core [2023-03-30 22:38:11,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 22:38:11,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1396 backedges. 905 proven. 26 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2023-03-30 22:38:11,891 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-03-30 22:38:11,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1396 backedges. 905 proven. 26 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2023-03-30 22:38:11,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [206618939] provided 0 perfect and 2 imperfect interpolant sequences [2023-03-30 22:38:11,966 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-03-30 22:38:11,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2023-03-30 22:38:11,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570992842] [2023-03-30 22:38:11,966 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-03-30 22:38:11,967 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-03-30 22:38:11,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 22:38:11,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-03-30 22:38:11,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-03-30 22:38:11,967 INFO L87 Difference]: Start difference. First operand 1988 states and 2656 transitions. Second operand has 6 states, 6 states have (on average 41.0) internal successors, (246), 6 states have internal predecessors, (246), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:12,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 22:38:12,310 INFO L93 Difference]: Finished difference Result 4988 states and 6702 transitions. [2023-03-30 22:38:12,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-03-30 22:38:12,310 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 41.0) internal successors, (246), 6 states have internal predecessors, (246), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 380 [2023-03-30 22:38:12,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 22:38:12,319 INFO L225 Difference]: With dead ends: 4988 [2023-03-30 22:38:12,319 INFO L226 Difference]: Without dead ends: 2931 [2023-03-30 22:38:12,323 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 767 GetRequests, 759 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2023-03-30 22:38:12,323 INFO L413 NwaCegarLoop]: 334 mSDtfsCounter, 749 mSDsluCounter, 483 mSDsCounter, 0 mSdLazyCounter, 472 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 749 SdHoareTripleChecker+Valid, 817 SdHoareTripleChecker+Invalid, 534 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 472 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-03-30 22:38:12,323 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [749 Valid, 817 Invalid, 534 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 472 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-03-30 22:38:12,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2931 states. [2023-03-30 22:38:12,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2931 to 2228. [2023-03-30 22:38:12,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2228 states, 2223 states have (on average 1.349527665317139) internal successors, (3000), 2223 states have internal predecessors, (3000), 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) [2023-03-30 22:38:12,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 2228 states and 3004 transitions. [2023-03-30 22:38:12,405 INFO L78 Accepts]: Start accepts. Automaton has 2228 states and 3004 transitions. Word has length 380 [2023-03-30 22:38:12,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 22:38:12,407 INFO L495 AbstractCegarLoop]: Abstraction has 2228 states and 3004 transitions. [2023-03-30 22:38:12,407 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 41.0) internal successors, (246), 6 states have internal predecessors, (246), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:12,407 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states and 3004 transitions. [2023-03-30 22:38:12,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2023-03-30 22:38:12,412 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 22:38:12,412 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 13, 13, 12, 12, 11, 11, 10, 10, 10, 10, 8, 6, 6, 6, 6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-03-30 22:38:12,422 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-03-30 22:38:12,617 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-03-30 22:38:12,617 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 22:38:12,618 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 22:38:12,618 INFO L85 PathProgramCache]: Analyzing trace with hash 494078948, now seen corresponding path program 1 times [2023-03-30 22:38:12,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 22:38:12,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964539222] [2023-03-30 22:38:12,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:12,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 22:38:12,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:12,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 22:38:12,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964539222] [2023-03-30 22:38:12,664 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-03-30 22:38:12,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1370389659] [2023-03-30 22:38:12,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:12,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 22:38:12,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 22:38:12,665 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-30 22:38:12,668 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-03-30 22:38:12,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:12,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 3 conjunts are in the unsatisfiable core [2023-03-30 22:38:12,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 22:38:12,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2338 backedges. 1323 proven. 0 refuted. 0 times theorem prover too weak. 1015 trivial. 0 not checked. [2023-03-30 22:38:12,848 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-03-30 22:38:12,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1370389659] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 22:38:12,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-30 22:38:12,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-03-30 22:38:12,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596537614] [2023-03-30 22:38:12,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 22:38:12,850 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-30 22:38:12,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 22:38:12,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-30 22:38:12,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-30 22:38:12,851 INFO L87 Difference]: Start difference. First operand 2228 states and 3004 transitions. Second operand has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:12,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 22:38:12,949 INFO L93 Difference]: Finished difference Result 4690 states and 6318 transitions. [2023-03-30 22:38:12,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-30 22:38:12,949 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 480 [2023-03-30 22:38:12,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 22:38:12,956 INFO L225 Difference]: With dead ends: 4690 [2023-03-30 22:38:12,956 INFO L226 Difference]: Without dead ends: 2480 [2023-03-30 22:38:12,960 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 479 GetRequests, 478 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-30 22:38:12,961 INFO L413 NwaCegarLoop]: 232 mSDtfsCounter, 10 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 368 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-03-30 22:38:12,961 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 368 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-03-30 22:38:12,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2480 states. [2023-03-30 22:38:13,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2480 to 2466. [2023-03-30 22:38:13,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2466 states, 2461 states have (on average 1.3299471759447379) internal successors, (3273), 2461 states have internal predecessors, (3273), 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) [2023-03-30 22:38:13,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2466 states to 2466 states and 3277 transitions. [2023-03-30 22:38:13,010 INFO L78 Accepts]: Start accepts. Automaton has 2466 states and 3277 transitions. Word has length 480 [2023-03-30 22:38:13,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 22:38:13,011 INFO L495 AbstractCegarLoop]: Abstraction has 2466 states and 3277 transitions. [2023-03-30 22:38:13,011 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:13,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2466 states and 3277 transitions. [2023-03-30 22:38:13,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 543 [2023-03-30 22:38:13,015 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 22:38:13,015 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 15, 15, 14, 14, 13, 13, 12, 12, 12, 12, 10, 8, 8, 6, 6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 22:38:13,027 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-03-30 22:38:13,220 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-03-30 22:38:13,220 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 22:38:13,221 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 22:38:13,221 INFO L85 PathProgramCache]: Analyzing trace with hash -395084020, now seen corresponding path program 1 times [2023-03-30 22:38:13,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 22:38:13,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526662701] [2023-03-30 22:38:13,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:13,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 22:38:13,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:13,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 22:38:13,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526662701] [2023-03-30 22:38:13,259 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-03-30 22:38:13,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1839817179] [2023-03-30 22:38:13,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:13,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 22:38:13,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 22:38:13,260 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-30 22:38:13,264 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-03-30 22:38:13,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:13,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 839 conjuncts, 3 conjunts are in the unsatisfiable core [2023-03-30 22:38:13,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 22:38:13,445 INFO L134 CoverageAnalysis]: Checked inductivity of 3103 backedges. 1760 proven. 0 refuted. 0 times theorem prover too weak. 1343 trivial. 0 not checked. [2023-03-30 22:38:13,446 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-03-30 22:38:13,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1839817179] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 22:38:13,446 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-30 22:38:13,446 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-03-30 22:38:13,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763109998] [2023-03-30 22:38:13,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 22:38:13,446 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-30 22:38:13,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 22:38:13,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-30 22:38:13,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-30 22:38:13,447 INFO L87 Difference]: Start difference. First operand 2466 states and 3277 transitions. Second operand has 3 states, 3 states have (on average 59.0) internal successors, (177), 3 states have internal predecessors, (177), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:13,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 22:38:13,553 INFO L93 Difference]: Finished difference Result 5180 states and 6892 transitions. [2023-03-30 22:38:13,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-30 22:38:13,553 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 59.0) internal successors, (177), 3 states have internal predecessors, (177), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 542 [2023-03-30 22:38:13,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 22:38:13,560 INFO L225 Difference]: With dead ends: 5180 [2023-03-30 22:38:13,561 INFO L226 Difference]: Without dead ends: 2732 [2023-03-30 22:38:13,564 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 541 GetRequests, 540 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-30 22:38:13,565 INFO L413 NwaCegarLoop]: 232 mSDtfsCounter, 10 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 368 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-03-30 22:38:13,565 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 368 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-03-30 22:38:13,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2732 states. [2023-03-30 22:38:13,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2732 to 2718. [2023-03-30 22:38:13,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2718 states, 2713 states have (on average 1.3122005160339107) internal successors, (3560), 2713 states have internal predecessors, (3560), 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) [2023-03-30 22:38:13,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 2718 states and 3564 transitions. [2023-03-30 22:38:13,614 INFO L78 Accepts]: Start accepts. Automaton has 2718 states and 3564 transitions. Word has length 542 [2023-03-30 22:38:13,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 22:38:13,614 INFO L495 AbstractCegarLoop]: Abstraction has 2718 states and 3564 transitions. [2023-03-30 22:38:13,615 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 59.0) internal successors, (177), 3 states have internal predecessors, (177), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:13,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 3564 transitions. [2023-03-30 22:38:13,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 609 [2023-03-30 22:38:13,619 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 22:38:13,619 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 18, 18, 18, 17, 17, 16, 16, 15, 15, 14, 14, 14, 14, 12, 10, 10, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 22:38:13,635 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-03-30 22:38:13,826 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-03-30 22:38:13,826 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 22:38:13,826 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 22:38:13,826 INFO L85 PathProgramCache]: Analyzing trace with hash 1620814788, now seen corresponding path program 1 times [2023-03-30 22:38:13,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 22:38:13,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108299366] [2023-03-30 22:38:13,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:13,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 22:38:13,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:13,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 22:38:13,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108299366] [2023-03-30 22:38:13,891 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-03-30 22:38:13,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [839092832] [2023-03-30 22:38:13,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 22:38:13,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 22:38:13,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 22:38:13,892 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-30 22:38:13,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-03-30 22:38:14,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 22:38:14,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 925 conjuncts, 3 conjunts are in the unsatisfiable core [2023-03-30 22:38:14,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 22:38:14,118 INFO L134 CoverageAnalysis]: Checked inductivity of 4010 backedges. 2316 proven. 26 refuted. 0 times theorem prover too weak. 1668 trivial. 0 not checked. [2023-03-30 22:38:14,119 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-03-30 22:38:14,192 INFO L134 CoverageAnalysis]: Checked inductivity of 4010 backedges. 2316 proven. 26 refuted. 0 times theorem prover too weak. 1668 trivial. 0 not checked. [2023-03-30 22:38:14,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [839092832] provided 0 perfect and 2 imperfect interpolant sequences [2023-03-30 22:38:14,193 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-03-30 22:38:14,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2023-03-30 22:38:14,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277245734] [2023-03-30 22:38:14,193 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-03-30 22:38:14,194 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-03-30 22:38:14,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 22:38:14,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-03-30 22:38:14,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-03-30 22:38:14,195 INFO L87 Difference]: Start difference. First operand 2718 states and 3564 transitions. Second operand has 6 states, 6 states have (on average 46.666666666666664) internal successors, (280), 6 states have internal predecessors, (280), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:14,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 22:38:14,448 INFO L93 Difference]: Finished difference Result 4310 states and 5664 transitions. [2023-03-30 22:38:14,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-03-30 22:38:14,449 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 46.666666666666664) internal successors, (280), 6 states have internal predecessors, (280), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 608 [2023-03-30 22:38:14,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 22:38:14,449 INFO L225 Difference]: With dead ends: 4310 [2023-03-30 22:38:14,449 INFO L226 Difference]: Without dead ends: 0 [2023-03-30 22:38:14,454 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1221 GetRequests, 1214 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2023-03-30 22:38:14,454 INFO L413 NwaCegarLoop]: 329 mSDtfsCounter, 234 mSDsluCounter, 542 mSDsCounter, 0 mSdLazyCounter, 370 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 871 SdHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 370 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-03-30 22:38:14,454 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [234 Valid, 871 Invalid, 418 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 370 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-03-30 22:38:14,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-03-30 22:38:14,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-03-30 22:38:14,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-03-30 22:38:14,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-03-30 22:38:14,455 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 608 [2023-03-30 22:38:14,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 22:38:14,455 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-03-30 22:38:14,455 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 46.666666666666664) internal successors, (280), 6 states have internal predecessors, (280), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-03-30 22:38:14,455 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-03-30 22:38:14,455 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-03-30 22:38:14,457 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-03-30 22:38:14,465 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-03-30 22:38:14,665 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 22:38:14,667 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-03-30 22:38:17,111 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 11) no Hoare annotation was computed. [2023-03-30 22:38:17,111 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 11) no Hoare annotation was computed. [2023-03-30 22:38:17,111 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 11) no Hoare annotation was computed. [2023-03-30 22:38:17,111 INFO L899 garLoopResultBuilder]: For program point mainFINAL(lines 685 696) no Hoare annotation was computed. [2023-03-30 22:38:17,112 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 685 696) the Hoare annotation is: true [2023-03-30 22:38:17,112 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 685 696) no Hoare annotation was computed. [2023-03-30 22:38:17,112 INFO L902 garLoopResultBuilder]: At program point L692(line 692) the Hoare annotation is: true [2023-03-30 22:38:17,112 INFO L899 garLoopResultBuilder]: For program point L692-1(line 692) no Hoare annotation was computed. [2023-03-30 22:38:17,112 INFO L899 garLoopResultBuilder]: For program point L564(lines 564 568) no Hoare annotation was computed. [2023-03-30 22:38:17,112 INFO L899 garLoopResultBuilder]: For program point L399(line 399) no Hoare annotation was computed. [2023-03-30 22:38:17,112 INFO L899 garLoopResultBuilder]: For program point L366(line 366) no Hoare annotation was computed. [2023-03-30 22:38:17,112 INFO L899 garLoopResultBuilder]: For program point L399-2(line 399) no Hoare annotation was computed. [2023-03-30 22:38:17,112 INFO L899 garLoopResultBuilder]: For program point L366-2(line 366) no Hoare annotation was computed. [2023-03-30 22:38:17,112 INFO L899 garLoopResultBuilder]: For program point L399-4(lines 399 405) no Hoare annotation was computed. [2023-03-30 22:38:17,112 INFO L899 garLoopResultBuilder]: For program point L366-4(lines 366 385) no Hoare annotation was computed. [2023-03-30 22:38:17,112 INFO L899 garLoopResultBuilder]: For program point L499(lines 499 503) no Hoare annotation was computed. [2023-03-30 22:38:17,112 INFO L899 garLoopResultBuilder]: For program point L367(line 367) no Hoare annotation was computed. [2023-03-30 22:38:17,112 INFO L899 garLoopResultBuilder]: For program point L367-2(line 367) no Hoare annotation was computed. [2023-03-30 22:38:17,112 INFO L899 garLoopResultBuilder]: For program point L367-4(lines 367 371) no Hoare annotation was computed. [2023-03-30 22:38:17,112 INFO L899 garLoopResultBuilder]: For program point L202(lines 202 604) no Hoare annotation was computed. [2023-03-30 22:38:17,113 INFO L899 garLoopResultBuilder]: For program point L169(lines 169 615) no Hoare annotation was computed. [2023-03-30 22:38:17,113 INFO L899 garLoopResultBuilder]: For program point L367-6(lines 366 383) no Hoare annotation was computed. [2023-03-30 22:38:17,113 INFO L899 garLoopResultBuilder]: For program point L136(lines 136 626) no Hoare annotation was computed. [2023-03-30 22:38:17,113 INFO L899 garLoopResultBuilder]: For program point L467(lines 467 471) no Hoare annotation was computed. [2023-03-30 22:38:17,113 INFO L899 garLoopResultBuilder]: For program point L335-1(line 335) no Hoare annotation was computed. [2023-03-30 22:38:17,113 INFO L899 garLoopResultBuilder]: For program point L335-3(lines 335 344) no Hoare annotation was computed. [2023-03-30 22:38:17,113 INFO L899 garLoopResultBuilder]: For program point L335-5(lines 335 344) no Hoare annotation was computed. [2023-03-30 22:38:17,113 INFO L902 garLoopResultBuilder]: At program point L666(lines 74 683) the Hoare annotation is: true [2023-03-30 22:38:17,113 INFO L895 garLoopResultBuilder]: At program point $Ultimate##203(lines 397 434) the Hoare annotation is: (let ((.cse0 (= ssl3_accept_~blastFlag~0 0)) (.cse3 (not (= ssl3_accept_~s__hit~0 0))) (.cse1 (<= 8544 ssl3_accept_~s__state~0)) (.cse4 (= 2 ssl3_accept_~blastFlag~0)) (.cse2 (<= ssl3_accept_~s__state~0 8560))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse3) (and .cse3 (= 3 ssl3_accept_~blastFlag~0)) (and .cse4 .cse3) (and .cse1 .cse4 .cse2))) [2023-03-30 22:38:17,113 INFO L899 garLoopResultBuilder]: For program point L205(lines 205 603) no Hoare annotation was computed. [2023-03-30 22:38:17,113 INFO L899 garLoopResultBuilder]: For program point L172(lines 172 614) no Hoare annotation was computed. [2023-03-30 22:38:17,113 INFO L899 garLoopResultBuilder]: For program point L139(lines 139 625) no Hoare annotation was computed. [2023-03-30 22:38:17,113 INFO L899 garLoopResultBuilder]: For program point L635(lines 635 663) no Hoare annotation was computed. [2023-03-30 22:38:17,113 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 256) no Hoare annotation was computed. [2023-03-30 22:38:17,114 INFO L899 garLoopResultBuilder]: For program point L239-2(lines 219 596) no Hoare annotation was computed. [2023-03-30 22:38:17,114 INFO L899 garLoopResultBuilder]: For program point L636(lines 636 660) no Hoare annotation was computed. [2023-03-30 22:38:17,114 INFO L899 garLoopResultBuilder]: For program point L570(lines 570 574) no Hoare annotation was computed. [2023-03-30 22:38:17,114 INFO L899 garLoopResultBuilder]: For program point L537(lines 537 541) no Hoare annotation was computed. [2023-03-30 22:38:17,114 INFO L899 garLoopResultBuilder]: For program point L570-2(lines 570 574) no Hoare annotation was computed. [2023-03-30 22:38:17,114 INFO L899 garLoopResultBuilder]: For program point L537-2(lines 219 596) no Hoare annotation was computed. [2023-03-30 22:38:17,114 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 343) no Hoare annotation was computed. [2023-03-30 22:38:17,114 INFO L899 garLoopResultBuilder]: For program point L372-1(line 372) no Hoare annotation was computed. [2023-03-30 22:38:17,114 INFO L899 garLoopResultBuilder]: For program point L372-3(lines 372 382) no Hoare annotation was computed. [2023-03-30 22:38:17,114 INFO L899 garLoopResultBuilder]: For program point L670(lines 670 674) no Hoare annotation was computed. [2023-03-30 22:38:17,114 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 646) no Hoare annotation was computed. [2023-03-30 22:38:17,114 INFO L899 garLoopResultBuilder]: For program point L670-2(lines 670 674) no Hoare annotation was computed. [2023-03-30 22:38:17,114 INFO L899 garLoopResultBuilder]: For program point L637-2(lines 636 658) no Hoare annotation was computed. [2023-03-30 22:38:17,114 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 483) no Hoare annotation was computed. [2023-03-30 22:38:17,114 INFO L899 garLoopResultBuilder]: For program point L439(lines 439 443) no Hoare annotation was computed. [2023-03-30 22:38:17,114 INFO L895 garLoopResultBuilder]: At program point L373(lines 356 391) the Hoare annotation is: (let ((.cse2 (= ssl3_accept_~blastFlag~0 0)) (.cse1 (<= ssl3_accept_~s__state~0 8544)) (.cse0 (= 2 ssl3_accept_~blastFlag~0)) (.cse3 (not (= ssl3_accept_~s__hit~0 0)))) (or (and .cse0 .cse1) (and .cse2 .cse3) (and .cse3 (= 3 ssl3_accept_~blastFlag~0)) (and .cse2 .cse1) (and .cse0 .cse3))) [2023-03-30 22:38:17,114 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 246) no Hoare annotation was computed. [2023-03-30 22:38:17,114 INFO L899 garLoopResultBuilder]: For program point L208(lines 208 602) no Hoare annotation was computed. [2023-03-30 22:38:17,115 INFO L899 garLoopResultBuilder]: For program point L175(lines 175 613) no Hoare annotation was computed. [2023-03-30 22:38:17,115 INFO L899 garLoopResultBuilder]: For program point L142(lines 142 624) no Hoare annotation was computed. [2023-03-30 22:38:17,115 INFO L895 garLoopResultBuilder]: At program point L109-2(lines 109 665) the Hoare annotation is: (let ((.cse0 (= 3 ssl3_accept_~blastFlag~0)) (.cse3 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse2 (not (= ssl3_accept_~s__hit~0 0))) (.cse1 (= 2 ssl3_accept_~blastFlag~0))) (or (<= ssl3_accept_~s__state~0 3) (= ssl3_accept_~blastFlag~0 0) (and (<= ssl3_accept_~s__state~0 8448) (<= ssl3_accept_~s__s3__tmp__next_state___0~0 3) .cse0) (and .cse1 (= ssl3_accept_~s__state~0 8512)) (and (= ssl3_accept_~blastFlag~0 1) (= 8496 ssl3_accept_~s__state~0)) (and .cse1 (= ssl3_accept_~s__state~0 8528)) (and .cse2 .cse0) (and .cse3 (<= 8672 ssl3_accept_~s__state~0) .cse0) (and .cse1 .cse3 (< ssl3_accept_~s__state~0 8656)) (and (= ssl3_accept_~s__state~0 8656) .cse1 .cse3) (and .cse1 .cse2) (and (<= 8544 ssl3_accept_~s__state~0) .cse1 (<= ssl3_accept_~s__state~0 8560)))) [2023-03-30 22:38:17,115 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2023-03-30 22:38:17,115 INFO L899 garLoopResultBuilder]: For program point L639(lines 639 643) no Hoare annotation was computed. [2023-03-30 22:38:17,115 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 379) no Hoare annotation was computed. [2023-03-30 22:38:17,115 INFO L899 garLoopResultBuilder]: For program point L408-1(line 408) no Hoare annotation was computed. [2023-03-30 22:38:17,115 INFO L899 garLoopResultBuilder]: For program point L408-3(lines 408 428) no Hoare annotation was computed. [2023-03-30 22:38:17,115 INFO L899 garLoopResultBuilder]: For program point L409(line 409) no Hoare annotation was computed. [2023-03-30 22:38:17,115 INFO L899 garLoopResultBuilder]: For program point L409-2(line 409) no Hoare annotation was computed. [2023-03-30 22:38:17,115 INFO L899 garLoopResultBuilder]: For program point L409-4(lines 409 415) no Hoare annotation was computed. [2023-03-30 22:38:17,115 INFO L899 garLoopResultBuilder]: For program point L211(lines 211 601) no Hoare annotation was computed. [2023-03-30 22:38:17,115 INFO L899 garLoopResultBuilder]: For program point L178(lines 178 612) no Hoare annotation was computed. [2023-03-30 22:38:17,115 INFO L899 garLoopResultBuilder]: For program point L145(lines 145 623) no Hoare annotation was computed. [2023-03-30 22:38:17,115 INFO L899 garLoopResultBuilder]: For program point L112(lines 112 634) no Hoare annotation was computed. [2023-03-30 22:38:17,116 INFO L899 garLoopResultBuilder]: For program point L476(lines 476 480) no Hoare annotation was computed. [2023-03-30 22:38:17,116 INFO L902 garLoopResultBuilder]: At program point switch_1_default(lines 217 599) the Hoare annotation is: true [2023-03-30 22:38:17,116 INFO L899 garLoopResultBuilder]: For program point L510(lines 510 514) no Hoare annotation was computed. [2023-03-30 22:38:17,116 INFO L899 garLoopResultBuilder]: For program point L510-2(lines 219 596) no Hoare annotation was computed. [2023-03-30 22:38:17,116 INFO L899 garLoopResultBuilder]: For program point L247(lines 247 252) no Hoare annotation was computed. [2023-03-30 22:38:17,116 INFO L899 garLoopResultBuilder]: For program point L214(lines 214 600) no Hoare annotation was computed. [2023-03-30 22:38:17,116 INFO L899 garLoopResultBuilder]: For program point L181(lines 181 611) no Hoare annotation was computed. [2023-03-30 22:38:17,116 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 622) no Hoare annotation was computed. [2023-03-30 22:38:17,116 INFO L899 garLoopResultBuilder]: For program point L115(lines 115 633) no Hoare annotation was computed. [2023-03-30 22:38:17,116 INFO L899 garLoopResultBuilder]: For program point L83(lines 83 91) no Hoare annotation was computed. [2023-03-30 22:38:17,116 INFO L899 garLoopResultBuilder]: For program point L282(lines 282 286) no Hoare annotation was computed. [2023-03-30 22:38:17,116 INFO L895 garLoopResultBuilder]: At program point ERROR(lines 74 683) the Hoare annotation is: false [2023-03-30 22:38:17,116 INFO L899 garLoopResultBuilder]: For program point L580(lines 580 590) no Hoare annotation was computed. [2023-03-30 22:38:17,116 INFO L899 garLoopResultBuilder]: For program point L580-1(lines 580 590) no Hoare annotation was computed. [2023-03-30 22:38:17,116 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 320) no Hoare annotation was computed. [2023-03-30 22:38:17,116 INFO L899 garLoopResultBuilder]: For program point L316-2(lines 219 596) no Hoare annotation was computed. [2023-03-30 22:38:17,116 INFO L899 garLoopResultBuilder]: For program point L184(lines 184 610) no Hoare annotation was computed. [2023-03-30 22:38:17,116 INFO L899 garLoopResultBuilder]: For program point L151(lines 151 621) no Hoare annotation was computed. [2023-03-30 22:38:17,117 INFO L899 garLoopResultBuilder]: For program point L118(lines 118 632) no Hoare annotation was computed. [2023-03-30 22:38:17,117 INFO L902 garLoopResultBuilder]: At program point switch_1_8482(lines 133 627) the Hoare annotation is: true [2023-03-30 22:38:17,117 INFO L895 garLoopResultBuilder]: At program point switch_1_8481(lines 127 629) the Hoare annotation is: (let ((.cse2 (= ssl3_accept_~blastFlag~0 0)) (.cse1 (<= ssl3_accept_~s__state~0 8544)) (.cse0 (= 2 ssl3_accept_~blastFlag~0)) (.cse3 (not (= ssl3_accept_~s__hit~0 0)))) (or (and .cse0 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse1) (and .cse2 .cse3) (and .cse3 (= 3 ssl3_accept_~blastFlag~0)) (and .cse2 .cse1) (and .cse0 .cse3))) [2023-03-30 22:38:17,117 INFO L899 garLoopResultBuilder]: For program point L449-1(lines 449 461) no Hoare annotation was computed. [2023-03-30 22:38:17,117 INFO L895 garLoopResultBuilder]: At program point switch_1_8497(lines 145 623) the Hoare annotation is: (let ((.cse4 (= ssl3_accept_~blastFlag~0 0)) (.cse2 (= 2 ssl3_accept_~blastFlag~0)) (.cse1 (not (= ssl3_accept_~s__hit~0 0))) (.cse0 (= ssl3_accept_~blastFlag~0 1)) (.cse3 (<= ssl3_accept_~s__state~0 8544))) (or (and .cse0 .cse1) (and .cse2 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse3) (and .cse4 .cse1) (and .cse1 (= 3 ssl3_accept_~blastFlag~0)) (and .cse4 .cse3) (and .cse2 .cse1) (and .cse0 .cse3))) [2023-03-30 22:38:17,117 INFO L899 garLoopResultBuilder]: For program point L86(lines 86 90) no Hoare annotation was computed. [2023-03-30 22:38:17,117 INFO L899 garLoopResultBuilder]: For program point L86-2(lines 83 91) no Hoare annotation was computed. [2023-03-30 22:38:17,117 INFO L902 garLoopResultBuilder]: At program point L681(lines 74 683) the Hoare annotation is: true [2023-03-30 22:38:17,117 INFO L899 garLoopResultBuilder]: For program point L648(lines 648 654) no Hoare annotation was computed. [2023-03-30 22:38:17,117 INFO L899 garLoopResultBuilder]: For program point L549(lines 549 554) no Hoare annotation was computed. [2023-03-30 22:38:17,117 INFO L895 garLoopResultBuilder]: At program point L417(lines 408 428) the Hoare annotation is: (let ((.cse0 (= ssl3_accept_~blastFlag~0 0)) (.cse3 (not (= ssl3_accept_~s__hit~0 0))) (.cse1 (<= 8544 ssl3_accept_~s__state~0)) (.cse4 (= 2 ssl3_accept_~blastFlag~0)) (.cse2 (<= ssl3_accept_~s__state~0 8560))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse3) (and .cse3 (= 3 ssl3_accept_~blastFlag~0)) (and .cse4 .cse3) (and .cse1 .cse4 .cse2))) [2023-03-30 22:38:17,117 INFO L899 garLoopResultBuilder]: For program point L351(line 351) no Hoare annotation was computed. [2023-03-30 22:38:17,117 INFO L895 garLoopResultBuilder]: At program point switch_1_8466(lines 136 626) the Hoare annotation is: (let ((.cse2 (= ssl3_accept_~blastFlag~0 0)) (.cse1 (<= ssl3_accept_~s__state~0 8544)) (.cse0 (= 2 ssl3_accept_~blastFlag~0)) (.cse3 (not (= ssl3_accept_~s__hit~0 0)))) (or (and .cse0 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse1) (and .cse2 .cse3) (and .cse3 (= 3 ssl3_accept_~blastFlag~0)) (and .cse2 .cse1) (and .cse0 .cse3))) [2023-03-30 22:38:17,117 INFO L899 garLoopResultBuilder]: For program point L351-2(line 351) no Hoare annotation was computed. [2023-03-30 22:38:17,117 INFO L899 garLoopResultBuilder]: For program point L351-4(lines 351 355) no Hoare annotation was computed. [2023-03-30 22:38:17,118 INFO L899 garLoopResultBuilder]: For program point L351-6(lines 219 596) no Hoare annotation was computed. [2023-03-30 22:38:17,118 INFO L899 garLoopResultBuilder]: For program point L583(lines 583 587) no Hoare annotation was computed. [2023-03-30 22:38:17,118 INFO L899 garLoopResultBuilder]: For program point L187(lines 187 609) no Hoare annotation was computed. [2023-03-30 22:38:17,118 INFO L899 garLoopResultBuilder]: For program point L154(lines 154 620) no Hoare annotation was computed. [2023-03-30 22:38:17,118 INFO L899 garLoopResultBuilder]: For program point L121(lines 121 631) no Hoare annotation was computed. [2023-03-30 22:38:17,118 INFO L895 garLoopResultBuilder]: At program point switch_1_8593(lines 184 610) the Hoare annotation is: (let ((.cse1 (<= 8544 ssl3_accept_~s__state~0)) (.cse2 (< ssl3_accept_~s__state~0 8656)) (.cse0 (= ssl3_accept_~blastFlag~0 0)) (.cse3 (= 2 ssl3_accept_~blastFlag~0)) (.cse4 (not (= ssl3_accept_~s__hit~0 0)))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse3 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse2) (and .cse0 .cse4) (and .cse4 (= 3 ssl3_accept_~blastFlag~0)) (and .cse3 .cse4))) [2023-03-30 22:38:17,118 INFO L899 garLoopResultBuilder]: For program point L452(lines 452 457) no Hoare annotation was computed. [2023-03-30 22:38:17,118 INFO L895 garLoopResultBuilder]: At program point switch_1_8561(lines 169 615) the Hoare annotation is: (let ((.cse0 (< ssl3_accept_~s__state~0 8576)) (.cse1 (<= 8544 ssl3_accept_~s__state~0)) (.cse3 (= ssl3_accept_~blastFlag~0 0)) (.cse2 (= 2 ssl3_accept_~blastFlag~0)) (.cse4 (not (= ssl3_accept_~s__hit~0 0)))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse3 .cse1) (and .cse3 .cse4) (and .cse4 (= 3 ssl3_accept_~blastFlag~0)) (and .cse2 .cse4))) [2023-03-30 22:38:17,118 INFO L899 garLoopResultBuilder]: For program point ssl3_acceptEXIT(lines 19 684) no Hoare annotation was computed. [2023-03-30 22:38:17,118 INFO L899 garLoopResultBuilder]: For program point L420(lines 420 424) no Hoare annotation was computed. [2023-03-30 22:38:17,118 INFO L895 garLoopResultBuilder]: At program point switch_1_8577(lines 178 612) the Hoare annotation is: (let ((.cse1 (<= 8544 ssl3_accept_~s__state~0)) (.cse2 (< ssl3_accept_~s__state~0 8656)) (.cse0 (= ssl3_accept_~blastFlag~0 0)) (.cse3 (= 2 ssl3_accept_~blastFlag~0)) (.cse4 (not (= ssl3_accept_~s__hit~0 0)))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse3 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse2) (and .cse0 .cse4) (and .cse4 (= 3 ssl3_accept_~blastFlag~0)) (and .cse3 .cse4))) [2023-03-30 22:38:17,118 INFO L902 garLoopResultBuilder]: At program point L222(lines 115 633) the Hoare annotation is: true [2023-03-30 22:38:17,118 INFO L899 garLoopResultBuilder]: For program point L520(lines 520 524) no Hoare annotation was computed. [2023-03-30 22:38:17,118 INFO L899 garLoopResultBuilder]: For program point L520-2(lines 520 524) no Hoare annotation was computed. [2023-03-30 22:38:17,118 INFO L899 garLoopResultBuilder]: For program point L190(lines 190 608) no Hoare annotation was computed. [2023-03-30 22:38:17,118 INFO L899 garLoopResultBuilder]: For program point L157(lines 157 619) no Hoare annotation was computed. [2023-03-30 22:38:17,119 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 630) no Hoare annotation was computed. [2023-03-30 22:38:17,119 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 492) no Hoare annotation was computed. [2023-03-30 22:38:17,119 INFO L895 garLoopResultBuilder]: At program point switch_1_8673(lines 208 602) the Hoare annotation is: (let ((.cse1 (not (= ssl3_accept_~s__hit~0 0))) (.cse0 (<= 8672 ssl3_accept_~s__state~0)) (.cse2 (= 3 ssl3_accept_~blastFlag~0))) (or (and (= ssl3_accept_~blastFlag~0 0) .cse0) (and (= 2 ssl3_accept_~blastFlag~0) .cse1 .cse0) (and (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse0 .cse2) (and .cse1 .cse0 .cse2))) [2023-03-30 22:38:17,119 INFO L899 garLoopResultBuilder]: For program point ssl3_acceptFINAL(lines 19 684) no Hoare annotation was computed. [2023-03-30 22:38:17,119 INFO L899 garLoopResultBuilder]: For program point L93(line 93) no Hoare annotation was computed. [2023-03-30 22:38:17,119 INFO L895 garLoopResultBuilder]: At program point switch_1_8641(lines 196 606) the Hoare annotation is: (let ((.cse0 (<= 8544 ssl3_accept_~s__state~0)) (.cse1 (< ssl3_accept_~s__state~0 8656))) (or (and (= ssl3_accept_~blastFlag~0 0) .cse0 .cse1) (not (= ssl3_accept_~s__hit~0 0)) (and .cse0 (= 2 ssl3_accept_~blastFlag~0) (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse1))) [2023-03-30 22:38:17,119 INFO L899 garLoopResultBuilder]: For program point L93-2(line 93) no Hoare annotation was computed. [2023-03-30 22:38:17,119 INFO L899 garLoopResultBuilder]: For program point L93-4(lines 93 101) no Hoare annotation was computed. [2023-03-30 22:38:17,119 INFO L899 garLoopResultBuilder]: For program point L93-5(lines 74 683) no Hoare annotation was computed. [2023-03-30 22:38:17,119 INFO L895 garLoopResultBuilder]: At program point switch_1_8529(lines 157 619) the Hoare annotation is: (let ((.cse2 (= ssl3_accept_~blastFlag~0 0)) (.cse1 (<= ssl3_accept_~s__state~0 8544)) (.cse0 (= 2 ssl3_accept_~blastFlag~0)) (.cse3 (not (= ssl3_accept_~s__hit~0 0)))) (or (and .cse0 .cse1) (and .cse2 .cse3) (and .cse3 (= 3 ssl3_accept_~blastFlag~0)) (and .cse2 .cse1) (and .cse0 .cse3))) [2023-03-30 22:38:17,119 INFO L899 garLoopResultBuilder]: For program point L193(lines 193 607) no Hoare annotation was computed. [2023-03-30 22:38:17,119 INFO L899 garLoopResultBuilder]: For program point L160(lines 160 618) no Hoare annotation was computed. [2023-03-30 22:38:17,119 INFO L899 garLoopResultBuilder]: For program point L127(lines 127 629) no Hoare annotation was computed. [2023-03-30 22:38:17,119 INFO L895 garLoopResultBuilder]: At program point $Ultimate##139(line 335) the Hoare annotation is: (let ((.cse2 (= ssl3_accept_~blastFlag~0 0)) (.cse1 (<= ssl3_accept_~s__state~0 8544)) (.cse0 (= 2 ssl3_accept_~blastFlag~0)) (.cse3 (not (= ssl3_accept_~s__hit~0 0)))) (or (and .cse0 .cse1) (and .cse2 .cse3) (and .cse3 (= 3 ssl3_accept_~blastFlag~0)) (and .cse2 .cse1) (and .cse0 .cse3))) [2023-03-30 22:38:17,119 INFO L899 garLoopResultBuilder]: For program point L94(line 94) no Hoare annotation was computed. [2023-03-30 22:38:17,119 INFO L899 garLoopResultBuilder]: For program point L94-2(line 94) no Hoare annotation was computed. [2023-03-30 22:38:17,120 INFO L899 garLoopResultBuilder]: For program point L94-4(lines 94 98) no Hoare annotation was computed. [2023-03-30 22:38:17,120 INFO L895 garLoopResultBuilder]: At program point switch_1_8657(lines 202 604) the Hoare annotation is: (let ((.cse0 (= ssl3_accept_~blastFlag~0 0)) (.cse1 (<= 8544 ssl3_accept_~s__state~0)) (.cse3 (= 2 ssl3_accept_~blastFlag~0)) (.cse2 (not (= ssl3_accept_~s__hit~0 0)))) (or (and .cse0 .cse1) (and .cse0 .cse2) (and .cse2 (= 3 ssl3_accept_~blastFlag~0)) (and .cse1 .cse3 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (and .cse3 .cse2))) [2023-03-30 22:38:17,120 INFO L899 garLoopResultBuilder]: For program point L359(line 359) no Hoare annotation was computed. [2023-03-30 22:38:17,120 INFO L899 garLoopResultBuilder]: For program point L326(lines 326 330) no Hoare annotation was computed. [2023-03-30 22:38:17,120 INFO L899 garLoopResultBuilder]: For program point L359-2(line 359) no Hoare annotation was computed. [2023-03-30 22:38:17,120 INFO L899 garLoopResultBuilder]: For program point L326-2(lines 326 330) no Hoare annotation was computed. [2023-03-30 22:38:17,120 INFO L899 garLoopResultBuilder]: For program point L227(lines 227 231) no Hoare annotation was computed. [2023-03-30 22:38:17,120 INFO L899 garLoopResultBuilder]: For program point L359-4(lines 359 390) no Hoare annotation was computed. [2023-03-30 22:38:17,120 INFO L899 garLoopResultBuilder]: For program point L227-2(lines 219 596) no Hoare annotation was computed. [2023-03-30 22:38:17,120 INFO L902 garLoopResultBuilder]: At program point switch_1_12292(lines 112 634) the Hoare annotation is: true [2023-03-30 22:38:17,120 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 19 684) the Hoare annotation is: true [2023-03-30 22:38:17,120 INFO L902 garLoopResultBuilder]: At program point switch_1_3(lines 214 600) the Hoare annotation is: true [2023-03-30 22:38:17,129 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 563) no Hoare annotation was computed. [2023-03-30 22:38:17,129 INFO L895 garLoopResultBuilder]: At program point $Ultimate##285(lines 635 663) the Hoare annotation is: (let ((.cse0 (= 3 ssl3_accept_~blastFlag~0)) (.cse3 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse2 (not (= ssl3_accept_~s__hit~0 0))) (.cse1 (= 2 ssl3_accept_~blastFlag~0))) (or (<= ssl3_accept_~s__state~0 3) (= ssl3_accept_~blastFlag~0 0) (and (<= ssl3_accept_~s__state~0 8448) (<= ssl3_accept_~s__s3__tmp__next_state___0~0 3) .cse0) (and .cse1 (= ssl3_accept_~s__state~0 8512)) (and (= ssl3_accept_~blastFlag~0 1) (= 8496 ssl3_accept_~s__state~0)) (and .cse1 (= ssl3_accept_~s__state~0 8528)) (and .cse2 .cse0) (and .cse3 (<= 8672 ssl3_accept_~s__state~0) .cse0) (and .cse1 .cse3 (< ssl3_accept_~s__state~0 8656)) (and (= ssl3_accept_~s__state~0 8656) .cse1 .cse3) (and .cse1 .cse2) (and (<= 8544 ssl3_accept_~s__state~0) .cse1 (<= ssl3_accept_~s__state~0 8560)))) [2023-03-30 22:38:17,129 INFO L899 garLoopResultBuilder]: For program point L196(lines 196 606) no Hoare annotation was computed. [2023-03-30 22:38:17,129 INFO L899 garLoopResultBuilder]: For program point L163(lines 163 617) no Hoare annotation was computed. [2023-03-30 22:38:17,129 INFO L899 garLoopResultBuilder]: For program point L130(lines 130 628) no Hoare annotation was computed. [2023-03-30 22:38:17,129 INFO L895 garLoopResultBuilder]: At program point switch_1_8609(lines 190 608) the Hoare annotation is: (let ((.cse1 (<= 8544 ssl3_accept_~s__state~0)) (.cse2 (< ssl3_accept_~s__state~0 8656)) (.cse0 (= ssl3_accept_~blastFlag~0 0)) (.cse3 (= 2 ssl3_accept_~blastFlag~0)) (.cse4 (not (= ssl3_accept_~s__hit~0 0)))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse3 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse2) (and .cse0 .cse4) (and .cse4 (= 3 ssl3_accept_~blastFlag~0)) (and .cse3 .cse4))) [2023-03-30 22:38:17,129 INFO L899 garLoopResultBuilder]: For program point L362(lines 362 389) no Hoare annotation was computed. [2023-03-30 22:38:17,129 INFO L899 garLoopResultBuilder]: For program point L362-1(lines 362 389) no Hoare annotation was computed. [2023-03-30 22:38:17,129 INFO L899 garLoopResultBuilder]: For program point ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION(line 677) no Hoare annotation was computed. [2023-03-30 22:38:17,129 INFO L895 garLoopResultBuilder]: At program point $Ultimate##217(line 408) the Hoare annotation is: (let ((.cse0 (= ssl3_accept_~blastFlag~0 0)) (.cse3 (not (= ssl3_accept_~s__hit~0 0))) (.cse1 (<= 8544 ssl3_accept_~s__state~0)) (.cse4 (= 2 ssl3_accept_~blastFlag~0)) (.cse2 (<= ssl3_accept_~s__state~0 8560))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse3) (and .cse3 (= 3 ssl3_accept_~blastFlag~0)) (and .cse4 .cse3) (and .cse1 .cse4 .cse2))) [2023-03-30 22:38:17,130 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 386) no Hoare annotation was computed. [2023-03-30 22:38:17,130 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 276) no Hoare annotation was computed. [2023-03-30 22:38:17,130 INFO L899 garLoopResultBuilder]: For program point L265(lines 265 270) no Hoare annotation was computed. [2023-03-30 22:38:17,130 INFO L899 garLoopResultBuilder]: For program point L199(lines 199 605) no Hoare annotation was computed. [2023-03-30 22:38:17,130 INFO L899 garLoopResultBuilder]: For program point L166(lines 166 616) no Hoare annotation was computed. [2023-03-30 22:38:17,130 INFO L899 garLoopResultBuilder]: For program point L133(lines 133 627) no Hoare annotation was computed. [2023-03-30 22:38:17,130 INFO L895 garLoopResultBuilder]: At program point $Ultimate##239(lines 449 461) the Hoare annotation is: (let ((.cse2 (not (= ssl3_accept_~s__hit~0 0))) (.cse3 (= 3 ssl3_accept_~blastFlag~0)) (.cse0 (<= ssl3_accept_~s__state~0 8448)) (.cse1 (= 2 ssl3_accept_~blastFlag~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 3) .cse3) (and .cse0 .cse2 .cse3) (and .cse0 (= ssl3_accept_~blastFlag~0 0)) (and .cse0 .cse1 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)))) [2023-03-30 22:38:17,130 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 535) no Hoare annotation was computed. [2023-03-30 22:38:17,130 INFO L899 garLoopResultBuilder]: For program point L398(lines 398 429) no Hoare annotation was computed. [2023-03-30 22:38:17,130 INFO L899 garLoopResultBuilder]: For program point L299(lines 299 303) no Hoare annotation was computed. [2023-03-30 22:38:17,130 INFO L899 garLoopResultBuilder]: For program point L299-2(lines 219 596) no Hoare annotation was computed. [2023-03-30 22:38:17,130 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-03-30 22:38:17,130 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|)) [2023-03-30 22:38:17,130 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-03-30 22:38:17,130 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-03-30 22:38:17,130 INFO L902 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2023-03-30 22:38:17,130 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-03-30 22:38:17,130 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-03-30 22:38:17,133 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 22:38:17,135 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-03-30 22:38:17,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.03 10:38:17 BoogieIcfgContainer [2023-03-30 22:38:17,166 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-03-30 22:38:17,166 INFO L158 Benchmark]: Toolchain (without parser) took 14583.44ms. Allocated memory was 180.4MB in the beginning and 355.5MB in the end (delta: 175.1MB). Free memory was 124.4MB in the beginning and 215.9MB in the end (delta: -91.4MB). Peak memory consumption was 195.7MB. Max. memory is 8.0GB. [2023-03-30 22:38:17,166 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 180.4MB. Free memory is still 132.0MB. There was no memory consumed. Max. memory is 8.0GB. [2023-03-30 22:38:17,167 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.59ms. Allocated memory is still 180.4MB. Free memory was 124.4MB in the beginning and 108.7MB in the end (delta: 15.8MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2023-03-30 22:38:17,167 INFO L158 Benchmark]: Boogie Preprocessor took 51.30ms. Allocated memory is still 180.4MB. Free memory was 108.7MB in the beginning and 106.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-03-30 22:38:17,167 INFO L158 Benchmark]: RCFGBuilder took 712.76ms. Allocated memory is still 180.4MB. Free memory was 106.0MB in the beginning and 67.2MB in the end (delta: 38.8MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. [2023-03-30 22:38:17,167 INFO L158 Benchmark]: TraceAbstraction took 13519.94ms. Allocated memory was 180.4MB in the beginning and 355.5MB in the end (delta: 175.1MB). Free memory was 66.3MB in the beginning and 215.9MB in the end (delta: -149.5MB). Peak memory consumption was 138.0MB. Max. memory is 8.0GB. [2023-03-30 22:38:17,168 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 180.4MB. Free memory is still 132.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 293.59ms. Allocated memory is still 180.4MB. Free memory was 124.4MB in the beginning and 108.7MB in the end (delta: 15.8MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * Boogie Preprocessor took 51.30ms. Allocated memory is still 180.4MB. Free memory was 108.7MB in the beginning and 106.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 712.76ms. Allocated memory is still 180.4MB. Free memory was 106.0MB in the beginning and 67.2MB in the end (delta: 38.8MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. * TraceAbstraction took 13519.94ms. Allocated memory was 180.4MB in the beginning and 355.5MB in the end (delta: 175.1MB). Free memory was 66.3MB in the beginning and 215.9MB in the end (delta: -149.5MB). Peak memory consumption was 138.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 677]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 172 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 13.4s, OverallIterations: 19, TraceHistogramMax: 19, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 4.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4140 SdHoareTripleChecker+Valid, 3.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4138 mSDsluCounter, 5136 SdHoareTripleChecker+Invalid, 2.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2196 mSDsCounter, 388 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5866 IncrementalHoareTripleChecker+Invalid, 6254 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 388 mSolverCounterUnsat, 2940 mSDtfsCounter, 5866 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4993 GetRequests, 4945 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2718occurred in iteration=18, InterpolantAutomatonStates: 75, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 19 MinimizatonAttempts, 974 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 306 NumberOfFragments, 950 HoareAnnotationTreeSize, 33 FomulaSimplifications, 3435 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 33 FomulaSimplificationsInter, 2450 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 7893 NumberOfCodeBlocks, 7893 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 5661 ConstructedInterpolants, 0 QuantifiedInterpolants, 7601 SizeOfPredicates, 2 NumberOfNonLiveVariables, 6489 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 21 InterpolantComputations, 17 PerfectInterpolantSequences, 21630/21734 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: ((((((((((s__state <= 3 || blastFlag == 0) || ((s__state <= 8448 && s__s3__tmp__next_state___0 <= 3) && 3 == blastFlag)) || (2 == blastFlag && s__state == 8512)) || (blastFlag == 1 && 8496 == s__state)) || (2 == blastFlag && s__state == 8528)) || (!(s__hit == 0) && 3 == blastFlag)) || ((s__s3__tmp__next_state___0 <= 8576 && 8672 <= s__state) && 3 == blastFlag)) || ((2 == blastFlag && s__s3__tmp__next_state___0 <= 8576) && s__state < 8656)) || ((s__state == 8656 && 2 == blastFlag) && s__s3__tmp__next_state___0 <= 8576)) || (2 == blastFlag && !(s__hit == 0))) || ((8544 <= s__state && 2 == blastFlag) && s__state <= 8560) - InvariantResult [Line: 112]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: (((((2 == blastFlag && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8544) || (blastFlag == 0 && !(s__hit == 0))) || (!(s__hit == 0) && 3 == blastFlag)) || (blastFlag == 0 && s__state <= 8544)) || (2 == blastFlag && !(s__hit == 0)) - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: ((((2 == blastFlag && s__state <= 8544) || (blastFlag == 0 && !(s__hit == 0))) || (!(s__hit == 0) && 3 == blastFlag)) || (blastFlag == 0 && s__state <= 8544)) || (2 == blastFlag && !(s__hit == 0)) - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: ((((2 == blastFlag && s__state <= 8544) || (blastFlag == 0 && !(s__hit == 0))) || (!(s__hit == 0) && 3 == blastFlag)) || (blastFlag == 0 && s__state <= 8544)) || (2 == blastFlag && !(s__hit == 0)) - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: (((((blastFlag == 0 && 8544 <= s__state) && s__state <= 8560) || (blastFlag == 0 && !(s__hit == 0))) || (!(s__hit == 0) && 3 == blastFlag)) || (2 == blastFlag && !(s__hit == 0))) || ((8544 <= s__state && 2 == blastFlag) && s__state <= 8560) - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: ((((blastFlag == 0 && 8544 <= s__state) || (blastFlag == 0 && !(s__hit == 0))) || (!(s__hit == 0) && 3 == blastFlag)) || ((8544 <= s__state && 2 == blastFlag) && s__s3__tmp__next_state___0 <= 8576)) || (2 == blastFlag && !(s__hit == 0)) - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: (((((blastFlag == 0 && 8544 <= s__state) && s__state <= 8560) || (blastFlag == 0 && !(s__hit == 0))) || (!(s__hit == 0) && 3 == blastFlag)) || (2 == blastFlag && !(s__hit == 0))) || ((8544 <= s__state && 2 == blastFlag) && s__state <= 8560) - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: (((blastFlag == 0 && 8544 <= s__state) && s__state < 8656) || !(s__hit == 0)) || (((8544 <= s__state && 2 == blastFlag) && s__s3__tmp__next_state___0 <= 8576) && s__state < 8656) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (((((2 == blastFlag && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8544) || (blastFlag == 0 && !(s__hit == 0))) || (!(s__hit == 0) && 3 == blastFlag)) || (blastFlag == 0 && s__state <= 8544)) || (2 == blastFlag && !(s__hit == 0)) - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: (((((blastFlag == 0 && 8544 <= s__state) && s__state < 8656) || (((8544 <= s__state && 2 == blastFlag) && s__s3__tmp__next_state___0 <= 8576) && s__state < 8656)) || (blastFlag == 0 && !(s__hit == 0))) || (!(s__hit == 0) && 3 == blastFlag)) || (2 == blastFlag && !(s__hit == 0)) - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: ((((((((((s__state <= 3 || blastFlag == 0) || ((s__state <= 8448 && s__s3__tmp__next_state___0 <= 3) && 3 == blastFlag)) || (2 == blastFlag && s__state == 8512)) || (blastFlag == 1 && 8496 == s__state)) || (2 == blastFlag && s__state == 8528)) || (!(s__hit == 0) && 3 == blastFlag)) || ((s__s3__tmp__next_state___0 <= 8576 && 8672 <= s__state) && 3 == blastFlag)) || ((2 == blastFlag && s__s3__tmp__next_state___0 <= 8576) && s__state < 8656)) || ((s__state == 8656 && 2 == blastFlag) && s__s3__tmp__next_state___0 <= 8576)) || (2 == blastFlag && !(s__hit == 0))) || ((8544 <= s__state && 2 == blastFlag) && s__state <= 8560) - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: ((((((blastFlag == 1 && !(s__hit == 0)) || ((2 == blastFlag && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8544)) || (blastFlag == 0 && !(s__hit == 0))) || (!(s__hit == 0) && 3 == blastFlag)) || (blastFlag == 0 && s__state <= 8544)) || (2 == blastFlag && !(s__hit == 0))) || (blastFlag == 1 && s__state <= 8544) - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: (((((blastFlag == 0 && 8544 <= s__state) && s__state <= 8560) || (blastFlag == 0 && !(s__hit == 0))) || (!(s__hit == 0) && 3 == blastFlag)) || (2 == blastFlag && !(s__hit == 0))) || ((8544 <= s__state && 2 == blastFlag) && s__state <= 8560) - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: (((blastFlag == 0 && 8672 <= s__state) || ((2 == blastFlag && !(s__hit == 0)) && 8672 <= s__state)) || ((s__s3__tmp__next_state___0 <= 8576 && 8672 <= s__state) && 3 == blastFlag)) || ((!(s__hit == 0) && 8672 <= s__state) && 3 == blastFlag) - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: (((((blastFlag == 0 && 8544 <= s__state) && s__state < 8656) || (((8544 <= s__state && 2 == blastFlag) && s__s3__tmp__next_state___0 <= 8576) && s__state < 8656)) || (blastFlag == 0 && !(s__hit == 0))) || (!(s__hit == 0) && 3 == blastFlag)) || (2 == blastFlag && !(s__hit == 0)) - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: (((((blastFlag == 0 && 8544 <= s__state) && s__state < 8656) || (((8544 <= s__state && 2 == blastFlag) && s__s3__tmp__next_state___0 <= 8576) && s__state < 8656)) || (blastFlag == 0 && !(s__hit == 0))) || (!(s__hit == 0) && 3 == blastFlag)) || (2 == blastFlag && !(s__hit == 0)) - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: (((((s__state < 8576 && 8544 <= s__state) && 2 == blastFlag) || ((s__state < 8576 && blastFlag == 0) && 8544 <= s__state)) || (blastFlag == 0 && !(s__hit == 0))) || (!(s__hit == 0) && 3 == blastFlag)) || (2 == blastFlag && !(s__hit == 0)) - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: ((((2 == blastFlag && s__state <= 8544) || (blastFlag == 0 && !(s__hit == 0))) || (!(s__hit == 0) && 3 == blastFlag)) || (blastFlag == 0 && s__state <= 8544)) || (2 == blastFlag && !(s__hit == 0)) - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: (((((s__state <= 8448 && 2 == blastFlag) && !(s__hit == 0)) || ((s__state <= 8448 && s__s3__tmp__next_state___0 <= 3) && 3 == blastFlag)) || ((s__state <= 8448 && !(s__hit == 0)) && 3 == blastFlag)) || (s__state <= 8448 && blastFlag == 0)) || ((s__state <= 8448 && 2 == blastFlag) && s__s3__tmp__next_state___0 <= 8576) RESULT: Ultimate proved your program to be correct! [2023-03-30 22:38:17,185 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...