/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ssh-simplified/s3_clnt_3.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 04:43:52,457 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 04:43:52,459 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 04:43:52,500 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 04:43:52,501 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 04:43:52,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 04:43:52,513 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 04:43:52,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 04:43:52,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 04:43:52,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 04:43:52,523 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 04:43:52,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 04:43:52,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 04:43:52,527 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 04:43:52,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 04:43:52,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 04:43:52,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 04:43:52,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 04:43:52,534 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 04:43:52,541 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 04:43:52,543 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 04:43:52,544 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 04:43:52,545 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 04:43:52,546 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 04:43:52,550 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 04:43:52,550 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 04:43:52,551 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 04:43:52,553 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 04:43:52,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 04:43:52,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 04:43:52,555 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 04:43:52,556 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 04:43:52,556 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 04:43:52,557 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 04:43:52,558 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 04:43:52,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 04:43:52,559 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 04:43:52,559 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 04:43:52,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 04:43:52,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 04:43:52,561 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 04:43:52,562 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-15 04:43:52,602 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 04:43:52,602 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 04:43:52,604 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 04:43:52,604 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 04:43:52,605 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 04:43:52,605 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 04:43:52,605 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 04:43:52,606 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 04:43:52,606 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 04:43:52,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 04:43:52,607 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 04:43:52,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 04:43:52,607 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 04:43:52,608 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 04:43:52,608 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 04:43:52,608 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 04:43:52,608 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 04:43:52,608 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 04:43:52,609 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 04:43:52,609 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 04:43:52,609 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 04:43:52,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 04:43:52,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 04:43:52,610 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 04:43:52,610 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 04:43:52,610 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 04:43:52,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 04:43:52,610 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 04:43:52,611 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 04:43:52,611 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 04:43:52,922 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 04:43:52,940 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 04:43:52,944 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 04:43:52,945 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 04:43:52,945 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 04:43:52,946 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ssh-simplified/s3_clnt_3.cil-1.c [2020-10-15 04:43:53,015 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f7c10c1cb/c5890d1e044b41f3841d954315cef863/FLAGb70c3b4a7 [2020-10-15 04:43:53,520 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 04:43:53,521 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ssh-simplified/s3_clnt_3.cil-1.c [2020-10-15 04:43:53,532 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f7c10c1cb/c5890d1e044b41f3841d954315cef863/FLAGb70c3b4a7 [2020-10-15 04:43:53,837 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f7c10c1cb/c5890d1e044b41f3841d954315cef863 [2020-10-15 04:43:53,847 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 04:43:53,848 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 04:43:53,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 04:43:53,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 04:43:53,853 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 04:43:53,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:43:53" (1/1) ... [2020-10-15 04:43:53,858 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aea0440 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:43:53, skipping insertion in model container [2020-10-15 04:43:53,858 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:43:53" (1/1) ... [2020-10-15 04:43:53,866 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 04:43:53,902 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 04:43:54,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 04:43:54,129 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 04:43:54,293 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 04:43:54,312 INFO L208 MainTranslator]: Completed translation [2020-10-15 04:43:54,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:43:54 WrapperNode [2020-10-15 04:43:54,312 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 04:43:54,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 04:43:54,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 04:43:54,313 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 04:43:54,324 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:43:54" (1/1) ... [2020-10-15 04:43:54,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:43:54" (1/1) ... [2020-10-15 04:43:54,332 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:43:54" (1/1) ... [2020-10-15 04:43:54,332 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:43:54" (1/1) ... [2020-10-15 04:43:54,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:43:54" (1/1) ... [2020-10-15 04:43:54,362 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:43:54" (1/1) ... [2020-10-15 04:43:54,365 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:43:54" (1/1) ... [2020-10-15 04:43:54,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 04:43:54,372 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 04:43:54,372 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 04:43:54,372 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 04:43:54,373 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:43:54" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 04:43:54,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 04:43:54,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 04:43:54,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_connect [2020-10-15 04:43:54,441 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 04:43:54,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 04:43:54,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 04:43:54,441 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_connect [2020-10-15 04:43:54,442 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 04:43:54,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 04:43:54,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 04:43:54,624 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 04:43:55,036 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2020-10-15 04:43:55,037 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2020-10-15 04:43:55,054 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 04:43:55,054 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-15 04:43:55,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:43:55 BoogieIcfgContainer [2020-10-15 04:43:55,060 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 04:43:55,062 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 04:43:55,062 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 04:43:55,065 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 04:43:55,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 04:43:53" (1/3) ... [2020-10-15 04:43:55,066 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71caeaad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 04:43:55, skipping insertion in model container [2020-10-15 04:43:55,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:43:54" (2/3) ... [2020-10-15 04:43:55,067 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71caeaad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 04:43:55, skipping insertion in model container [2020-10-15 04:43:55,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:43:55" (3/3) ... [2020-10-15 04:43:55,069 INFO L109 eAbstractionObserver]: Analyzing ICFG s3_clnt_3.cil-1.c [2020-10-15 04:43:55,079 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 04:43:55,087 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 04:43:55,101 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 04:43:55,127 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 04:43:55,127 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 04:43:55,128 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 04:43:55,128 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 04:43:55,128 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 04:43:55,128 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 04:43:55,129 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 04:43:55,129 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 04:43:55,151 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states. [2020-10-15 04:43:55,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-10-15 04:43:55,160 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:43:55,161 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:43:55,162 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:43:55,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:43:55,168 INFO L82 PathProgramCache]: Analyzing trace with hash 2007307722, now seen corresponding path program 1 times [2020-10-15 04:43:55,177 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:43:55,178 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1555597615] [2020-10-15 04:43:55,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:43:55,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:43:55,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:55,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:55,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:55,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:43:55,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-15 04:43:55,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 04:43:55,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 395 [2020-10-15 04:43:55,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:43:55,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:43:55,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:43:55,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-15 04:43:55,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 04:43:55,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 04:43:55,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:43:55,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:43:55,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:55,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:43:55,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:43:55,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:43:55,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:43:55,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:43:55,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:43:55,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:43:55,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:43:55,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:43:55,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:43:55,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:43:55,786 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1555597615] [2020-10-15 04:43:55,788 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:43:55,789 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 04:43:55,789 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065005600] [2020-10-15 04:43:55,794 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 04:43:55,795 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:43:55,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 04:43:55,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:43:55,811 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 3 states. [2020-10-15 04:43:55,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:43:55,917 INFO L93 Difference]: Finished difference Result 365 states and 622 transitions. [2020-10-15 04:43:55,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 04:43:55,919 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2020-10-15 04:43:55,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:43:55,933 INFO L225 Difference]: With dead ends: 365 [2020-10-15 04:43:55,933 INFO L226 Difference]: Without dead ends: 214 [2020-10-15 04:43:55,938 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:43:55,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2020-10-15 04:43:55,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 214. [2020-10-15 04:43:55,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2020-10-15 04:43:55,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 320 transitions. [2020-10-15 04:43:56,001 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 320 transitions. Word has length 29 [2020-10-15 04:43:56,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:43:56,001 INFO L479 AbstractCegarLoop]: Abstraction has 214 states and 320 transitions. [2020-10-15 04:43:56,001 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 04:43:56,002 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 320 transitions. [2020-10-15 04:43:56,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-10-15 04:43:56,007 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:43:56,007 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:43:56,008 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 04:43:56,008 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:43:56,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:43:56,009 INFO L82 PathProgramCache]: Analyzing trace with hash 1381474291, now seen corresponding path program 1 times [2020-10-15 04:43:56,009 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:43:56,009 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1991046986] [2020-10-15 04:43:56,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:43:56,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:43:56,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:56,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:56,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:56,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:56,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:56,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:43:56,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-15 04:43:56,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 04:43:56,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 331 [2020-10-15 04:43:56,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:43:56,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:43:56,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:43:56,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-15 04:43:56,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 04:43:56,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:43:56,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:43:56,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:43:56,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:56,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:43:56,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:43:56,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:43:56,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:43:56,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:43:56,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:43:56,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:43:56,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:43:56,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:43:56,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:43:56,391 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:43:56,392 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1991046986] [2020-10-15 04:43:56,392 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:43:56,392 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 04:43:56,392 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190687433] [2020-10-15 04:43:56,394 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 04:43:56,394 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:43:56,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 04:43:56,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:43:56,395 INFO L87 Difference]: Start difference. First operand 214 states and 320 transitions. Second operand 3 states. [2020-10-15 04:43:56,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:43:56,451 INFO L93 Difference]: Finished difference Result 416 states and 629 transitions. [2020-10-15 04:43:56,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 04:43:56,452 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2020-10-15 04:43:56,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:43:56,455 INFO L225 Difference]: With dead ends: 416 [2020-10-15 04:43:56,455 INFO L226 Difference]: Without dead ends: 314 [2020-10-15 04:43:56,457 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:43:56,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2020-10-15 04:43:56,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 314. [2020-10-15 04:43:56,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314 states. [2020-10-15 04:43:56,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 470 transitions. [2020-10-15 04:43:56,488 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 470 transitions. Word has length 43 [2020-10-15 04:43:56,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:43:56,489 INFO L479 AbstractCegarLoop]: Abstraction has 314 states and 470 transitions. [2020-10-15 04:43:56,489 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 04:43:56,489 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 470 transitions. [2020-10-15 04:43:56,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-15 04:43:56,493 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:43:56,493 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:43:56,493 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 04:43:56,493 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:43:56,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:43:56,494 INFO L82 PathProgramCache]: Analyzing trace with hash 632602009, now seen corresponding path program 1 times [2020-10-15 04:43:56,494 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:43:56,495 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1870261362] [2020-10-15 04:43:56,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:43:56,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:43:56,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:56,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:56,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:56,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:56,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:43:56,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-15 04:43:56,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 04:43:56,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 225 [2020-10-15 04:43:56,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:43:56,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:43:56,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:43:56,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-15 04:43:56,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 04:43:56,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:43:56,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:43:56,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:43:56,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:56,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:43:56,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:43:56,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:43:56,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:43:56,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:43:56,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:43:56,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:43:56,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:43:56,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:43:56,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:43:56,773 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-15 04:43:56,774 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1870261362] [2020-10-15 04:43:56,774 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:43:56,774 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 04:43:56,774 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418394715] [2020-10-15 04:43:56,775 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 04:43:56,775 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:43:56,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 04:43:56,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:43:56,776 INFO L87 Difference]: Start difference. First operand 314 states and 470 transitions. Second operand 3 states. [2020-10-15 04:43:56,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:43:56,827 INFO L93 Difference]: Finished difference Result 616 states and 929 transitions. [2020-10-15 04:43:56,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 04:43:56,828 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-10-15 04:43:56,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:43:56,831 INFO L225 Difference]: With dead ends: 616 [2020-10-15 04:43:56,831 INFO L226 Difference]: Without dead ends: 414 [2020-10-15 04:43:56,833 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:43:56,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2020-10-15 04:43:56,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 414. [2020-10-15 04:43:56,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 414 states. [2020-10-15 04:43:56,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 621 transitions. [2020-10-15 04:43:56,857 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 621 transitions. Word has length 60 [2020-10-15 04:43:56,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:43:56,858 INFO L479 AbstractCegarLoop]: Abstraction has 414 states and 621 transitions. [2020-10-15 04:43:56,858 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 04:43:56,858 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 621 transitions. [2020-10-15 04:43:56,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-10-15 04:43:56,862 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:43:56,863 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:43:56,863 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 04:43:56,863 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:43:56,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:43:56,864 INFO L82 PathProgramCache]: Analyzing trace with hash 2086313241, now seen corresponding path program 1 times [2020-10-15 04:43:56,864 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:43:56,864 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1728273969] [2020-10-15 04:43:56,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:43:56,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:43:56,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:56,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:56,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:57,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:57,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:57,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:57,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:43:57,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-15 04:43:57,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 04:43:57,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 660 [2020-10-15 04:43:57,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:43:57,539 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:43:57,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:43:57,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 64 [2020-10-15 04:43:57,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-15 04:43:57,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:43:57,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:43:57,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:43:57,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:57,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:43:57,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:43:57,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:43:57,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:43:57,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:43:57,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:43:57,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:43:57,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:43:57,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:43:57,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:43:57,576 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-15 04:43:57,577 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1728273969] [2020-10-15 04:43:57,577 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:43:57,578 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 04:43:57,578 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295234163] [2020-10-15 04:43:57,578 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 04:43:57,579 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:43:57,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 04:43:57,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:43:57,579 INFO L87 Difference]: Start difference. First operand 414 states and 621 transitions. Second operand 3 states. [2020-10-15 04:43:57,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:43:57,812 INFO L93 Difference]: Finished difference Result 1032 states and 1595 transitions. [2020-10-15 04:43:57,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 04:43:57,813 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 78 [2020-10-15 04:43:57,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:43:57,817 INFO L225 Difference]: With dead ends: 1032 [2020-10-15 04:43:57,817 INFO L226 Difference]: Without dead ends: 630 [2020-10-15 04:43:57,818 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:43:57,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 630 states. [2020-10-15 04:43:57,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 630 to 582. [2020-10-15 04:43:57,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 582 states. [2020-10-15 04:43:57,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 845 transitions. [2020-10-15 04:43:57,840 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 845 transitions. Word has length 78 [2020-10-15 04:43:57,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:43:57,841 INFO L479 AbstractCegarLoop]: Abstraction has 582 states and 845 transitions. [2020-10-15 04:43:57,841 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 04:43:57,841 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 845 transitions. [2020-10-15 04:43:57,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-10-15 04:43:57,845 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:43:57,845 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 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] [2020-10-15 04:43:57,845 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 04:43:57,845 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:43:57,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:43:57,846 INFO L82 PathProgramCache]: Analyzing trace with hash 1606977556, now seen corresponding path program 1 times [2020-10-15 04:43:57,846 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:43:57,846 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1818894451] [2020-10-15 04:43:57,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:43:57,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:43:57,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:57,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:57,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:57,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:58,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:58,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:59,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:43:59,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 104 [2020-10-15 04:43:59,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 04:43:59,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1313 [2020-10-15 04:43:59,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:43:59,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:43:59,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:43:59,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-15 04:43:59,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-15 04:43:59,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:43:59,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:43:59,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:43:59,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:59,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:43:59,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:43:59,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:43:59,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:43:59,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:43:59,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:43:59,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:43:59,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:43:59,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:43:59,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:43:59,309 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-15 04:43:59,310 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1818894451] [2020-10-15 04:43:59,310 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:43:59,311 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 04:43:59,311 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019842919] [2020-10-15 04:43:59,313 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 04:43:59,313 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:43:59,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 04:43:59,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:43:59,314 INFO L87 Difference]: Start difference. First operand 582 states and 845 transitions. Second operand 3 states. [2020-10-15 04:43:59,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:43:59,385 INFO L93 Difference]: Finished difference Result 1152 states and 1679 transitions. [2020-10-15 04:43:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 04:43:59,386 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 96 [2020-10-15 04:43:59,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:43:59,392 INFO L225 Difference]: With dead ends: 1152 [2020-10-15 04:43:59,392 INFO L226 Difference]: Without dead ends: 724 [2020-10-15 04:43:59,394 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:43:59,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 724 states. [2020-10-15 04:43:59,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 724 to 724. [2020-10-15 04:43:59,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 724 states. [2020-10-15 04:43:59,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 724 states and 1053 transitions. [2020-10-15 04:43:59,431 INFO L78 Accepts]: Start accepts. Automaton has 724 states and 1053 transitions. Word has length 96 [2020-10-15 04:43:59,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:43:59,433 INFO L479 AbstractCegarLoop]: Abstraction has 724 states and 1053 transitions. [2020-10-15 04:43:59,433 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 04:43:59,433 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1053 transitions. [2020-10-15 04:43:59,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-10-15 04:43:59,438 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:43:59,438 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:43:59,438 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 04:43:59,438 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:43:59,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:43:59,439 INFO L82 PathProgramCache]: Analyzing trace with hash 169067473, now seen corresponding path program 1 times [2020-10-15 04:43:59,439 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:43:59,439 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [708425433] [2020-10-15 04:43:59,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:43:59,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:43:59,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:59,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:59,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:59,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:59,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:43:59,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 106 [2020-10-15 04:43:59,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 04:43:59,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 434 [2020-10-15 04:43:59,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:43:59,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:43:59,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:43:59,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-15 04:43:59,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 04:43:59,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:43:59,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:43:59,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:43:59,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:43:59,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:43:59,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:43:59,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:43:59,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:43:59,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:43:59,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:43:59,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:43:59,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:43:59,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:43:59,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:43:59,935 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-10-15 04:43:59,935 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [708425433] [2020-10-15 04:43:59,936 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:43:59,936 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 04:43:59,937 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667497396] [2020-10-15 04:43:59,938 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 04:43:59,938 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:43:59,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 04:43:59,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:43:59,938 INFO L87 Difference]: Start difference. First operand 724 states and 1053 transitions. Second operand 3 states. [2020-10-15 04:43:59,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:44:00,000 INFO L93 Difference]: Finished difference Result 868 states and 1264 transitions. [2020-10-15 04:44:00,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 04:44:00,000 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 98 [2020-10-15 04:44:00,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:44:00,005 INFO L225 Difference]: With dead ends: 868 [2020-10-15 04:44:00,005 INFO L226 Difference]: Without dead ends: 866 [2020-10-15 04:44:00,006 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:00,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 866 states. [2020-10-15 04:44:00,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 866 to 866. [2020-10-15 04:44:00,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 866 states. [2020-10-15 04:44:00,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 866 states and 1262 transitions. [2020-10-15 04:44:00,032 INFO L78 Accepts]: Start accepts. Automaton has 866 states and 1262 transitions. Word has length 98 [2020-10-15 04:44:00,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:44:00,033 INFO L479 AbstractCegarLoop]: Abstraction has 866 states and 1262 transitions. [2020-10-15 04:44:00,033 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 04:44:00,033 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1262 transitions. [2020-10-15 04:44:00,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-10-15 04:44:00,041 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:44:00,041 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 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] [2020-10-15 04:44:00,041 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 04:44:00,042 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:44:00,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:44:00,042 INFO L82 PathProgramCache]: Analyzing trace with hash 1708775114, now seen corresponding path program 1 times [2020-10-15 04:44:00,042 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:44:00,043 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2115985857] [2020-10-15 04:44:00,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:44:00,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:00,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:00,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:00,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:00,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:00,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:00,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:00,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 124 [2020-10-15 04:44:00,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 04:44:00,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 777 [2020-10-15 04:44:00,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:00,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:00,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:44:00,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-10-15 04:44:00,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 04:44:00,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:00,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:44:00,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:00,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:00,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:00,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:44:00,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:00,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:44:00,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:00,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:00,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:44:00,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:44:00,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:44:00,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:00,900 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-10-15 04:44:00,900 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2115985857] [2020-10-15 04:44:00,900 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:44:00,900 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 04:44:00,901 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971512424] [2020-10-15 04:44:00,901 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 04:44:00,901 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:44:00,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 04:44:00,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:00,902 INFO L87 Difference]: Start difference. First operand 866 states and 1262 transitions. Second operand 3 states. [2020-10-15 04:44:01,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:44:01,103 INFO L93 Difference]: Finished difference Result 2014 states and 3030 transitions. [2020-10-15 04:44:01,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 04:44:01,103 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 116 [2020-10-15 04:44:01,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:44:01,110 INFO L225 Difference]: With dead ends: 2014 [2020-10-15 04:44:01,110 INFO L226 Difference]: Without dead ends: 1154 [2020-10-15 04:44:01,113 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:01,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1154 states. [2020-10-15 04:44:01,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1154 to 1106. [2020-10-15 04:44:01,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1106 states. [2020-10-15 04:44:01,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 1106 states and 1556 transitions. [2020-10-15 04:44:01,147 INFO L78 Accepts]: Start accepts. Automaton has 1106 states and 1556 transitions. Word has length 116 [2020-10-15 04:44:01,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:44:01,147 INFO L479 AbstractCegarLoop]: Abstraction has 1106 states and 1556 transitions. [2020-10-15 04:44:01,147 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 04:44:01,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 1556 transitions. [2020-10-15 04:44:01,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-15 04:44:01,151 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:44:01,151 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:44:01,152 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 04:44:01,152 INFO L427 AbstractCegarLoop]: === Iteration 8 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:44:01,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:44:01,152 INFO L82 PathProgramCache]: Analyzing trace with hash 41461188, now seen corresponding path program 1 times [2020-10-15 04:44:01,152 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:44:01,153 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [97288634] [2020-10-15 04:44:01,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:44:01,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:01,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:01,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:01,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:01,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:01,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:01,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:01,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 144 [2020-10-15 04:44:01,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 04:44:01,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 669 [2020-10-15 04:44:01,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:01,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:01,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:44:01,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-10-15 04:44:01,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 04:44:01,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:01,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:44:01,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:01,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:01,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:01,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:44:01,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:01,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:44:01,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:01,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:01,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:44:01,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:44:01,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:44:01,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 04:44:01,926 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2020-10-15 04:44:01,927 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [97288634] [2020-10-15 04:44:01,927 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:44:01,927 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 04:44:01,928 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11054842] [2020-10-15 04:44:01,928 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 04:44:01,929 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:44:01,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 04:44:01,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:01,929 INFO L87 Difference]: Start difference. First operand 1106 states and 1556 transitions. Second operand 3 states. [2020-10-15 04:44:02,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:44:02,073 INFO L93 Difference]: Finished difference Result 2338 states and 3316 transitions. [2020-10-15 04:44:02,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 04:44:02,074 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 136 [2020-10-15 04:44:02,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:44:02,081 INFO L225 Difference]: With dead ends: 2338 [2020-10-15 04:44:02,081 INFO L226 Difference]: Without dead ends: 1244 [2020-10-15 04:44:02,083 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:02,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1244 states. [2020-10-15 04:44:02,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1244 to 1220. [2020-10-15 04:44:02,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1220 states. [2020-10-15 04:44:02,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 1220 states and 1700 transitions. [2020-10-15 04:44:02,131 INFO L78 Accepts]: Start accepts. Automaton has 1220 states and 1700 transitions. Word has length 136 [2020-10-15 04:44:02,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:44:02,132 INFO L479 AbstractCegarLoop]: Abstraction has 1220 states and 1700 transitions. [2020-10-15 04:44:02,132 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 04:44:02,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1700 transitions. [2020-10-15 04:44:02,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-15 04:44:02,136 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:44:02,136 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 7, 6, 6, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:44:02,137 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-15 04:44:02,137 INFO L427 AbstractCegarLoop]: === Iteration 9 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:44:02,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:44:02,137 INFO L82 PathProgramCache]: Analyzing trace with hash -32828862, now seen corresponding path program 1 times [2020-10-15 04:44:02,138 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:44:02,138 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1619586525] [2020-10-15 04:44:02,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:44:02,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:02,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:02,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:02,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:02,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:02,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:02,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:02,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:04,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:04,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 156 [2020-10-15 04:44:04,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 04:44:04,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1920 [2020-10-15 04:44:04,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:04,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:04,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:44:04,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 45 [2020-10-15 04:44:04,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-15 04:44:04,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:04,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:44:04,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:04,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:04,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:04,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:44:04,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:04,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:44:04,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:04,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:04,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:44:04,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:44:04,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:44:04,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:04,135 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-10-15 04:44:04,140 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1619586525] [2020-10-15 04:44:04,141 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:44:04,141 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 04:44:04,141 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243463500] [2020-10-15 04:44:04,142 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 04:44:04,142 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:44:04,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 04:44:04,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:04,143 INFO L87 Difference]: Start difference. First operand 1220 states and 1700 transitions. Second operand 3 states. [2020-10-15 04:44:04,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:44:04,200 INFO L93 Difference]: Finished difference Result 3252 states and 4594 transitions. [2020-10-15 04:44:04,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 04:44:04,200 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 148 [2020-10-15 04:44:04,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:44:04,210 INFO L225 Difference]: With dead ends: 3252 [2020-10-15 04:44:04,210 INFO L226 Difference]: Without dead ends: 2044 [2020-10-15 04:44:04,213 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:04,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2044 states. [2020-10-15 04:44:04,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2044 to 2042. [2020-10-15 04:44:04,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2042 states. [2020-10-15 04:44:04,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 2042 states and 2891 transitions. [2020-10-15 04:44:04,285 INFO L78 Accepts]: Start accepts. Automaton has 2042 states and 2891 transitions. Word has length 148 [2020-10-15 04:44:04,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:44:04,285 INFO L479 AbstractCegarLoop]: Abstraction has 2042 states and 2891 transitions. [2020-10-15 04:44:04,285 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 04:44:04,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 2891 transitions. [2020-10-15 04:44:04,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-15 04:44:04,291 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:44:04,291 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:44:04,292 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-15 04:44:04,292 INFO L427 AbstractCegarLoop]: === Iteration 10 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:44:04,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:44:04,292 INFO L82 PathProgramCache]: Analyzing trace with hash 1135672730, now seen corresponding path program 1 times [2020-10-15 04:44:04,292 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:44:04,293 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1766986452] [2020-10-15 04:44:04,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:44:04,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:04,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:04,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:04,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:04,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:04,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:04,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 160 [2020-10-15 04:44:04,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 04:44:04,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 480 [2020-10-15 04:44:04,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:04,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:04,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:44:04,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-15 04:44:04,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-15 04:44:04,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:04,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:44:04,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:04,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:04,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:04,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:44:04,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:04,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:44:04,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:04,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:04,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:44:04,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:44:04,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:44:04,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:04,930 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2020-10-15 04:44:04,931 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1766986452] [2020-10-15 04:44:04,931 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:44:04,931 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 04:44:04,931 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057976128] [2020-10-15 04:44:04,932 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 04:44:04,932 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:44:04,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 04:44:04,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:04,933 INFO L87 Difference]: Start difference. First operand 2042 states and 2891 transitions. Second operand 3 states. [2020-10-15 04:44:05,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:44:05,015 INFO L93 Difference]: Finished difference Result 5074 states and 7180 transitions. [2020-10-15 04:44:05,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 04:44:05,015 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 152 [2020-10-15 04:44:05,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:44:05,030 INFO L225 Difference]: With dead ends: 5074 [2020-10-15 04:44:05,030 INFO L226 Difference]: Without dead ends: 3044 [2020-10-15 04:44:05,035 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:05,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3044 states. [2020-10-15 04:44:05,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3044 to 3044. [2020-10-15 04:44:05,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3044 states. [2020-10-15 04:44:05,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3044 states to 3044 states and 4293 transitions. [2020-10-15 04:44:05,144 INFO L78 Accepts]: Start accepts. Automaton has 3044 states and 4293 transitions. Word has length 152 [2020-10-15 04:44:05,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:44:05,145 INFO L479 AbstractCegarLoop]: Abstraction has 3044 states and 4293 transitions. [2020-10-15 04:44:05,145 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 04:44:05,145 INFO L276 IsEmpty]: Start isEmpty. Operand 3044 states and 4293 transitions. [2020-10-15 04:44:05,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-15 04:44:05,154 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:44:05,154 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-15 04:44:05,155 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-15 04:44:05,155 INFO L427 AbstractCegarLoop]: === Iteration 11 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:44:05,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:44:05,155 INFO L82 PathProgramCache]: Analyzing trace with hash 602993858, now seen corresponding path program 1 times [2020-10-15 04:44:05,155 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:44:05,156 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [559309569] [2020-10-15 04:44:05,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:44:05,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:05,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:05,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:05,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:05,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:05,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-15 04:44:05,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 04:44:05,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 320 [2020-10-15 04:44:05,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:05,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:05,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:44:05,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-10-15 04:44:05,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 04:44:05,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:05,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:44:05,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:05,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:05,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:05,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:44:05,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:05,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:44:05,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:05,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:05,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:44:05,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:44:05,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:44:05,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:05,531 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2020-10-15 04:44:05,532 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [559309569] [2020-10-15 04:44:05,532 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:44:05,532 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 04:44:05,533 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054524914] [2020-10-15 04:44:05,533 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 04:44:05,533 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:44:05,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 04:44:05,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:05,534 INFO L87 Difference]: Start difference. First operand 3044 states and 4293 transitions. Second operand 3 states. [2020-10-15 04:44:05,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:44:05,792 INFO L93 Difference]: Finished difference Result 6958 states and 10136 transitions. [2020-10-15 04:44:05,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 04:44:05,792 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 154 [2020-10-15 04:44:05,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:44:05,812 INFO L225 Difference]: With dead ends: 6958 [2020-10-15 04:44:05,812 INFO L226 Difference]: Without dead ends: 3908 [2020-10-15 04:44:05,818 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:05,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3908 states. [2020-10-15 04:44:05,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3908 to 3746. [2020-10-15 04:44:05,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3746 states. [2020-10-15 04:44:05,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3746 states to 3746 states and 5436 transitions. [2020-10-15 04:44:05,941 INFO L78 Accepts]: Start accepts. Automaton has 3746 states and 5436 transitions. Word has length 154 [2020-10-15 04:44:05,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:44:05,941 INFO L479 AbstractCegarLoop]: Abstraction has 3746 states and 5436 transitions. [2020-10-15 04:44:05,941 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 04:44:05,941 INFO L276 IsEmpty]: Start isEmpty. Operand 3746 states and 5436 transitions. [2020-10-15 04:44:05,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-10-15 04:44:05,951 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:44:05,951 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 8, 7, 7, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:44:05,951 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-15 04:44:05,952 INFO L427 AbstractCegarLoop]: === Iteration 12 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:44:05,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:44:05,952 INFO L82 PathProgramCache]: Analyzing trace with hash -817517502, now seen corresponding path program 1 times [2020-10-15 04:44:05,952 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:44:05,953 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2108248507] [2020-10-15 04:44:05,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:44:05,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:05,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:05,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:06,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:06,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:06,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:06,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:06,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-10-15 04:44:06,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 04:44:06,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 896 [2020-10-15 04:44:06,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:06,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:06,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:44:06,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-15 04:44:06,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 04:44:06,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:06,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:44:06,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:06,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:06,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:06,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:44:06,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:06,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:44:06,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:06,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:06,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:44:06,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:44:06,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:44:06,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 04:44:06,915 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 261 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2020-10-15 04:44:06,915 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2108248507] [2020-10-15 04:44:06,916 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:44:06,916 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 04:44:06,916 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470617605] [2020-10-15 04:44:06,917 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 04:44:06,917 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:44:06,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 04:44:06,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:06,917 INFO L87 Difference]: Start difference. First operand 3746 states and 5436 transitions. Second operand 3 states. [2020-10-15 04:44:07,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:44:07,163 INFO L93 Difference]: Finished difference Result 8416 states and 12098 transitions. [2020-10-15 04:44:07,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 04:44:07,163 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 166 [2020-10-15 04:44:07,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:44:07,188 INFO L225 Difference]: With dead ends: 8416 [2020-10-15 04:44:07,188 INFO L226 Difference]: Without dead ends: 4682 [2020-10-15 04:44:07,198 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:07,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4682 states. [2020-10-15 04:44:07,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4682 to 4124. [2020-10-15 04:44:07,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4124 states. [2020-10-15 04:44:07,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4124 states to 4124 states and 5958 transitions. [2020-10-15 04:44:07,395 INFO L78 Accepts]: Start accepts. Automaton has 4124 states and 5958 transitions. Word has length 166 [2020-10-15 04:44:07,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:44:07,395 INFO L479 AbstractCegarLoop]: Abstraction has 4124 states and 5958 transitions. [2020-10-15 04:44:07,395 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 04:44:07,396 INFO L276 IsEmpty]: Start isEmpty. Operand 4124 states and 5958 transitions. [2020-10-15 04:44:07,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-10-15 04:44:07,407 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:44:07,408 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 9, 7, 7, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:44:07,408 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-15 04:44:07,408 INFO L427 AbstractCegarLoop]: === Iteration 13 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:44:07,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:44:07,409 INFO L82 PathProgramCache]: Analyzing trace with hash 262016873, now seen corresponding path program 1 times [2020-10-15 04:44:07,409 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:44:07,409 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1618330006] [2020-10-15 04:44:07,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:44:07,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:07,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:07,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:07,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:07,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:07,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 188 [2020-10-15 04:44:07,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 04:44:07,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 410 [2020-10-15 04:44:07,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:07,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:07,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:44:07,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 04:44:07,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 04:44:07,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:07,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:44:07,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:07,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:07,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:07,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:44:07,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:07,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:44:07,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:07,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:07,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:44:07,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:44:07,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:44:07,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:07,895 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2020-10-15 04:44:07,895 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1618330006] [2020-10-15 04:44:07,896 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:44:07,896 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-15 04:44:07,896 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845240267] [2020-10-15 04:44:07,897 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-15 04:44:07,897 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:44:07,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-15 04:44:07,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-15 04:44:07,898 INFO L87 Difference]: Start difference. First operand 4124 states and 5958 transitions. Second operand 5 states. [2020-10-15 04:44:08,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:44:08,112 INFO L93 Difference]: Finished difference Result 8239 states and 11904 transitions. [2020-10-15 04:44:08,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-15 04:44:08,113 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 180 [2020-10-15 04:44:08,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:44:08,133 INFO L225 Difference]: With dead ends: 8239 [2020-10-15 04:44:08,133 INFO L226 Difference]: Without dead ends: 4127 [2020-10-15 04:44:08,146 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-15 04:44:08,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4127 states. [2020-10-15 04:44:08,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4127 to 4127. [2020-10-15 04:44:08,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4127 states. [2020-10-15 04:44:08,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4127 states to 4127 states and 5961 transitions. [2020-10-15 04:44:08,277 INFO L78 Accepts]: Start accepts. Automaton has 4127 states and 5961 transitions. Word has length 180 [2020-10-15 04:44:08,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:44:08,277 INFO L479 AbstractCegarLoop]: Abstraction has 4127 states and 5961 transitions. [2020-10-15 04:44:08,277 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-15 04:44:08,277 INFO L276 IsEmpty]: Start isEmpty. Operand 4127 states and 5961 transitions. [2020-10-15 04:44:08,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-10-15 04:44:08,293 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:44:08,294 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 10, 10, 9, 9, 9, 9, 9, 7, 7, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-15 04:44:08,294 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-15 04:44:08,294 INFO L427 AbstractCegarLoop]: === Iteration 14 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:44:08,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:44:08,295 INFO L82 PathProgramCache]: Analyzing trace with hash -730008983, now seen corresponding path program 2 times [2020-10-15 04:44:08,295 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:44:08,295 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [59397731] [2020-10-15 04:44:08,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:44:08,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:08,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:08,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:08,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-15 04:44:08,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:08,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-15 04:44:08,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:08,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:08,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:44:08,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-15 04:44:08,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:44:08,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:08,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:44:08,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:08,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:08,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:08,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:44:08,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:08,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:44:08,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:08,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:08,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:44:08,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:44:08,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:44:08,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:08,532 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 327 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2020-10-15 04:44:08,532 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [59397731] [2020-10-15 04:44:08,532 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:44:08,533 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 04:44:08,533 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586071390] [2020-10-15 04:44:08,533 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 04:44:08,533 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:44:08,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 04:44:08,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:08,534 INFO L87 Difference]: Start difference. First operand 4127 states and 5961 transitions. Second operand 3 states. [2020-10-15 04:44:08,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:44:08,798 INFO L93 Difference]: Finished difference Result 9177 states and 13328 transitions. [2020-10-15 04:44:08,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 04:44:08,798 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 192 [2020-10-15 04:44:08,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:44:08,833 INFO L225 Difference]: With dead ends: 9177 [2020-10-15 04:44:08,833 INFO L226 Difference]: Without dead ends: 4759 [2020-10-15 04:44:08,845 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:08,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4759 states. [2020-10-15 04:44:08,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4759 to 4541. [2020-10-15 04:44:08,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4541 states. [2020-10-15 04:44:08,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4541 states to 4541 states and 6465 transitions. [2020-10-15 04:44:08,982 INFO L78 Accepts]: Start accepts. Automaton has 4541 states and 6465 transitions. Word has length 192 [2020-10-15 04:44:08,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:44:08,983 INFO L479 AbstractCegarLoop]: Abstraction has 4541 states and 6465 transitions. [2020-10-15 04:44:08,983 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 04:44:08,983 INFO L276 IsEmpty]: Start isEmpty. Operand 4541 states and 6465 transitions. [2020-10-15 04:44:08,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-10-15 04:44:08,995 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:44:08,995 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 11, 11, 10, 10, 10, 10, 10, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-15 04:44:08,995 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-15 04:44:08,995 INFO L427 AbstractCegarLoop]: === Iteration 15 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:44:08,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:44:08,996 INFO L82 PathProgramCache]: Analyzing trace with hash -795176724, now seen corresponding path program 1 times [2020-10-15 04:44:08,996 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:44:08,996 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [364167820] [2020-10-15 04:44:08,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:44:09,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:09,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:09,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:09,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-15 04:44:09,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:09,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-15 04:44:09,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:09,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:09,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:44:09,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 117 [2020-10-15 04:44:09,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:44:09,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:44:09,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:44:09,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:09,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:09,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:09,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:44:09,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:09,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:44:09,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:09,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:09,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:44:09,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:44:09,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:44:09,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:09,170 INFO L134 CoverageAnalysis]: Checked inductivity of 659 backedges. 404 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2020-10-15 04:44:09,170 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [364167820] [2020-10-15 04:44:09,171 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:44:09,171 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 04:44:09,171 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025896484] [2020-10-15 04:44:09,172 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 04:44:09,172 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:44:09,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 04:44:09,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:09,172 INFO L87 Difference]: Start difference. First operand 4541 states and 6465 transitions. Second operand 3 states. [2020-10-15 04:44:09,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:44:09,519 INFO L93 Difference]: Finished difference Result 10003 states and 14351 transitions. [2020-10-15 04:44:09,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 04:44:09,520 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 213 [2020-10-15 04:44:09,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:44:09,539 INFO L225 Difference]: With dead ends: 10003 [2020-10-15 04:44:09,539 INFO L226 Difference]: Without dead ends: 5207 [2020-10-15 04:44:09,555 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:09,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5207 states. [2020-10-15 04:44:09,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5207 to 4991. [2020-10-15 04:44:09,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4991 states. [2020-10-15 04:44:09,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4991 states to 4991 states and 7041 transitions. [2020-10-15 04:44:09,824 INFO L78 Accepts]: Start accepts. Automaton has 4991 states and 7041 transitions. Word has length 213 [2020-10-15 04:44:09,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:44:09,825 INFO L479 AbstractCegarLoop]: Abstraction has 4991 states and 7041 transitions. [2020-10-15 04:44:09,825 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 04:44:09,825 INFO L276 IsEmpty]: Start isEmpty. Operand 4991 states and 7041 transitions. [2020-10-15 04:44:09,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2020-10-15 04:44:09,845 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:44:09,846 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 11, 11, 11, 11, 11, 9, 9, 7, 7, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-15 04:44:09,846 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-15 04:44:09,846 INFO L427 AbstractCegarLoop]: === Iteration 16 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:44:09,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:44:09,847 INFO L82 PathProgramCache]: Analyzing trace with hash 1614422425, now seen corresponding path program 1 times [2020-10-15 04:44:09,847 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:44:09,848 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [234519039] [2020-10-15 04:44:09,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:44:09,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:09,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:10,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:10,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 245 [2020-10-15 04:44:10,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:10,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 157 [2020-10-15 04:44:10,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:10,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:10,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:44:10,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 140 [2020-10-15 04:44:10,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:44:10,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 04:44:10,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:44:10,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:10,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:10,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:10,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:44:10,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:10,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:44:10,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:10,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:10,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:44:10,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:44:10,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:44:10,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:10,179 INFO L134 CoverageAnalysis]: Checked inductivity of 807 backedges. 479 proven. 0 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2020-10-15 04:44:10,180 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [234519039] [2020-10-15 04:44:10,182 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:44:10,182 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 04:44:10,182 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226732987] [2020-10-15 04:44:10,183 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 04:44:10,183 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:44:10,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 04:44:10,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:10,184 INFO L87 Difference]: Start difference. First operand 4991 states and 7041 transitions. Second operand 3 states. [2020-10-15 04:44:10,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:44:10,481 INFO L93 Difference]: Finished difference Result 10903 states and 15485 transitions. [2020-10-15 04:44:10,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 04:44:10,482 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 237 [2020-10-15 04:44:10,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:44:10,495 INFO L225 Difference]: With dead ends: 10903 [2020-10-15 04:44:10,495 INFO L226 Difference]: Without dead ends: 5693 [2020-10-15 04:44:10,505 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:10,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5693 states. [2020-10-15 04:44:10,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5693 to 5495. [2020-10-15 04:44:10,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5495 states. [2020-10-15 04:44:10,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5495 states to 5495 states and 7707 transitions. [2020-10-15 04:44:10,681 INFO L78 Accepts]: Start accepts. Automaton has 5495 states and 7707 transitions. Word has length 237 [2020-10-15 04:44:10,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:44:10,682 INFO L479 AbstractCegarLoop]: Abstraction has 5495 states and 7707 transitions. [2020-10-15 04:44:10,682 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 04:44:10,682 INFO L276 IsEmpty]: Start isEmpty. Operand 5495 states and 7707 transitions. [2020-10-15 04:44:10,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2020-10-15 04:44:10,701 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:44:10,701 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 11, 11, 11, 11, 11, 9, 9, 7, 7, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-15 04:44:10,702 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-15 04:44:10,702 INFO L427 AbstractCegarLoop]: === Iteration 17 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:44:10,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:44:10,702 INFO L82 PathProgramCache]: Analyzing trace with hash 1732863899, now seen corresponding path program 1 times [2020-10-15 04:44:10,703 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:44:10,703 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1502478934] [2020-10-15 04:44:10,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:44:10,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:10,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:10,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:10,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 245 [2020-10-15 04:44:10,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:10,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 145 [2020-10-15 04:44:10,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:10,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:10,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:44:10,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 140 [2020-10-15 04:44:10,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:44:10,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:10,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:44:10,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:10,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:10,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:10,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:44:10,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:10,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:44:10,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:10,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:10,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:44:10,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:44:10,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:44:10,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:11,087 INFO L134 CoverageAnalysis]: Checked inductivity of 807 backedges. 479 proven. 0 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2020-10-15 04:44:11,087 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1502478934] [2020-10-15 04:44:11,088 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:44:11,088 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 04:44:11,088 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121182203] [2020-10-15 04:44:11,089 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 04:44:11,089 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:44:11,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 04:44:11,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:11,091 INFO L87 Difference]: Start difference. First operand 5495 states and 7707 transitions. Second operand 3 states. [2020-10-15 04:44:11,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:44:11,395 INFO L93 Difference]: Finished difference Result 11911 states and 16835 transitions. [2020-10-15 04:44:11,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 04:44:11,396 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 237 [2020-10-15 04:44:11,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:44:11,410 INFO L225 Difference]: With dead ends: 11911 [2020-10-15 04:44:11,411 INFO L226 Difference]: Without dead ends: 6269 [2020-10-15 04:44:11,424 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:11,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6269 states. [2020-10-15 04:44:11,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6269 to 6053. [2020-10-15 04:44:11,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6053 states. [2020-10-15 04:44:11,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6053 states to 6053 states and 8499 transitions. [2020-10-15 04:44:11,583 INFO L78 Accepts]: Start accepts. Automaton has 6053 states and 8499 transitions. Word has length 237 [2020-10-15 04:44:11,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:44:11,584 INFO L479 AbstractCegarLoop]: Abstraction has 6053 states and 8499 transitions. [2020-10-15 04:44:11,584 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 04:44:11,584 INFO L276 IsEmpty]: Start isEmpty. Operand 6053 states and 8499 transitions. [2020-10-15 04:44:11,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2020-10-15 04:44:11,599 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:44:11,599 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 13, 13, 12, 12, 12, 12, 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, 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] [2020-10-15 04:44:11,600 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-15 04:44:11,600 INFO L427 AbstractCegarLoop]: === Iteration 18 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:44:11,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:44:11,600 INFO L82 PathProgramCache]: Analyzing trace with hash -1605135845, now seen corresponding path program 1 times [2020-10-15 04:44:11,600 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:44:11,601 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [300211539] [2020-10-15 04:44:11,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:44:11,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:11,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:11,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:11,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 275 [2020-10-15 04:44:11,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:11,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 165 [2020-10-15 04:44:11,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:11,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:11,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:44:11,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 170 [2020-10-15 04:44:11,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:44:11,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:11,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:44:11,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:11,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:11,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:11,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:44:11,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:11,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:44:11,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:11,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:11,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:44:11,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:44:11,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:44:11,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:11,963 INFO L134 CoverageAnalysis]: Checked inductivity of 975 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2020-10-15 04:44:11,963 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [300211539] [2020-10-15 04:44:11,964 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:44:11,964 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 04:44:11,964 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101961283] [2020-10-15 04:44:11,967 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 04:44:11,967 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:44:11,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 04:44:11,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:11,968 INFO L87 Difference]: Start difference. First operand 6053 states and 8499 transitions. Second operand 3 states. [2020-10-15 04:44:12,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:44:12,383 INFO L93 Difference]: Finished difference Result 13009 states and 18383 transitions. [2020-10-15 04:44:12,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 04:44:12,384 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 267 [2020-10-15 04:44:12,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:44:12,407 INFO L225 Difference]: With dead ends: 13009 [2020-10-15 04:44:12,407 INFO L226 Difference]: Without dead ends: 6881 [2020-10-15 04:44:12,427 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:12,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6881 states. [2020-10-15 04:44:12,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6881 to 6683. [2020-10-15 04:44:12,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6683 states. [2020-10-15 04:44:12,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6683 states to 6683 states and 9435 transitions. [2020-10-15 04:44:12,865 INFO L78 Accepts]: Start accepts. Automaton has 6683 states and 9435 transitions. Word has length 267 [2020-10-15 04:44:12,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:44:12,866 INFO L479 AbstractCegarLoop]: Abstraction has 6683 states and 9435 transitions. [2020-10-15 04:44:12,866 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 04:44:12,866 INFO L276 IsEmpty]: Start isEmpty. Operand 6683 states and 9435 transitions. [2020-10-15 04:44:12,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2020-10-15 04:44:12,894 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:44:12,895 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 14, 14, 13, 13, 13, 13, 13, 11, 11, 9, 9, 7, 7, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-15 04:44:12,895 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-15 04:44:12,895 INFO L427 AbstractCegarLoop]: === Iteration 19 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:44:12,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:44:12,896 INFO L82 PathProgramCache]: Analyzing trace with hash 1629361503, now seen corresponding path program 1 times [2020-10-15 04:44:12,896 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:44:12,897 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [3006816] [2020-10-15 04:44:12,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:44:12,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:13,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:13,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:13,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 310 [2020-10-15 04:44:13,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:13,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 199 [2020-10-15 04:44:13,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:13,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:13,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:44:13,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 203 [2020-10-15 04:44:13,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 04:44:13,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:13,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:44:13,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:13,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:13,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:13,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:44:13,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:13,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:44:13,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:13,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:13,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:44:13,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:44:13,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:44:13,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 04:44:13,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1169 backedges. 629 proven. 0 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2020-10-15 04:44:13,329 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [3006816] [2020-10-15 04:44:13,329 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:44:13,329 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 04:44:13,330 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106397846] [2020-10-15 04:44:13,331 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 04:44:13,331 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:44:13,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 04:44:13,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:13,332 INFO L87 Difference]: Start difference. First operand 6683 states and 9435 transitions. Second operand 3 states. [2020-10-15 04:44:13,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:44:13,634 INFO L93 Difference]: Finished difference Result 13567 states and 19112 transitions. [2020-10-15 04:44:13,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 04:44:13,635 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 302 [2020-10-15 04:44:13,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:44:13,650 INFO L225 Difference]: With dead ends: 13567 [2020-10-15 04:44:13,650 INFO L226 Difference]: Without dead ends: 6845 [2020-10-15 04:44:13,662 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:13,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6845 states. [2020-10-15 04:44:13,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6845 to 6647. [2020-10-15 04:44:13,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6647 states. [2020-10-15 04:44:13,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6647 states to 6647 states and 9300 transitions. [2020-10-15 04:44:13,847 INFO L78 Accepts]: Start accepts. Automaton has 6647 states and 9300 transitions. Word has length 302 [2020-10-15 04:44:13,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:44:13,848 INFO L479 AbstractCegarLoop]: Abstraction has 6647 states and 9300 transitions. [2020-10-15 04:44:13,848 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 04:44:13,848 INFO L276 IsEmpty]: Start isEmpty. Operand 6647 states and 9300 transitions. [2020-10-15 04:44:13,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2020-10-15 04:44:13,868 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:44:13,869 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 14, 12, 12, 10, 10, 8, 8, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-15 04:44:13,869 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-15 04:44:13,869 INFO L427 AbstractCegarLoop]: === Iteration 20 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:44:13,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:44:13,870 INFO L82 PathProgramCache]: Analyzing trace with hash -1736636624, now seen corresponding path program 1 times [2020-10-15 04:44:13,870 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:44:13,870 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [691652772] [2020-10-15 04:44:13,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:44:13,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:13,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:14,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:14,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 334 [2020-10-15 04:44:14,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:14,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 142 [2020-10-15 04:44:14,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:14,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:14,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:44:14,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 240 [2020-10-15 04:44:14,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 04:44:14,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:14,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:44:14,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:14,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:14,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:14,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:44:14,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:14,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:44:14,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:14,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:14,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:44:14,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:44:14,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:44:14,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:14,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1313 backedges. 664 proven. 0 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2020-10-15 04:44:14,304 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [691652772] [2020-10-15 04:44:14,305 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:44:14,305 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 04:44:14,305 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284783811] [2020-10-15 04:44:14,306 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 04:44:14,306 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:44:14,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 04:44:14,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:14,306 INFO L87 Difference]: Start difference. First operand 6647 states and 9300 transitions. Second operand 3 states. [2020-10-15 04:44:14,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:44:14,562 INFO L93 Difference]: Finished difference Result 14161 states and 19643 transitions. [2020-10-15 04:44:14,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 04:44:14,562 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 326 [2020-10-15 04:44:14,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:44:14,578 INFO L225 Difference]: With dead ends: 14161 [2020-10-15 04:44:14,579 INFO L226 Difference]: Without dead ends: 7529 [2020-10-15 04:44:14,591 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:14,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7529 states. [2020-10-15 04:44:14,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7529 to 6917. [2020-10-15 04:44:14,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6917 states. [2020-10-15 04:44:14,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6917 states to 6917 states and 9696 transitions. [2020-10-15 04:44:14,751 INFO L78 Accepts]: Start accepts. Automaton has 6917 states and 9696 transitions. Word has length 326 [2020-10-15 04:44:14,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:44:14,751 INFO L479 AbstractCegarLoop]: Abstraction has 6917 states and 9696 transitions. [2020-10-15 04:44:14,751 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 04:44:14,751 INFO L276 IsEmpty]: Start isEmpty. Operand 6917 states and 9696 transitions. [2020-10-15 04:44:14,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2020-10-15 04:44:14,772 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:44:14,773 INFO L422 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 14, 14, 14, 12, 12, 10, 10, 8, 8, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-15 04:44:14,773 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-10-15 04:44:14,774 INFO L427 AbstractCegarLoop]: === Iteration 21 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:44:14,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:44:14,774 INFO L82 PathProgramCache]: Analyzing trace with hash -2020144308, now seen corresponding path program 1 times [2020-10-15 04:44:14,774 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:44:14,775 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [385622311] [2020-10-15 04:44:14,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:44:14,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:14,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:14,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:14,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 347 [2020-10-15 04:44:14,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:14,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 161 [2020-10-15 04:44:14,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:14,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:14,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:44:14,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 240 [2020-10-15 04:44:14,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 04:44:14,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:44:15,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:44:15,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:15,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:15,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:15,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:44:15,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:15,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:44:15,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:15,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:15,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:44:15,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:44:15,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:44:15,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:15,212 INFO L134 CoverageAnalysis]: Checked inductivity of 1420 backedges. 731 proven. 0 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2020-10-15 04:44:15,213 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [385622311] [2020-10-15 04:44:15,213 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:44:15,213 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 04:44:15,214 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273581581] [2020-10-15 04:44:15,214 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 04:44:15,214 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:44:15,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 04:44:15,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:15,215 INFO L87 Difference]: Start difference. First operand 6917 states and 9696 transitions. Second operand 3 states. [2020-10-15 04:44:15,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:44:15,497 INFO L93 Difference]: Finished difference Result 14710 states and 20426 transitions. [2020-10-15 04:44:15,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 04:44:15,498 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 339 [2020-10-15 04:44:15,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:44:15,518 INFO L225 Difference]: With dead ends: 14710 [2020-10-15 04:44:15,519 INFO L226 Difference]: Without dead ends: 7808 [2020-10-15 04:44:15,538 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:15,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7808 states. [2020-10-15 04:44:15,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7808 to 7178. [2020-10-15 04:44:15,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7178 states. [2020-10-15 04:44:15,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7178 states to 7178 states and 9975 transitions. [2020-10-15 04:44:15,712 INFO L78 Accepts]: Start accepts. Automaton has 7178 states and 9975 transitions. Word has length 339 [2020-10-15 04:44:15,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:44:15,713 INFO L479 AbstractCegarLoop]: Abstraction has 7178 states and 9975 transitions. [2020-10-15 04:44:15,713 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 04:44:15,713 INFO L276 IsEmpty]: Start isEmpty. Operand 7178 states and 9975 transitions. [2020-10-15 04:44:15,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2020-10-15 04:44:15,732 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:44:15,732 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 14, 13, 13, 11, 11, 9, 9, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:44:15,733 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-10-15 04:44:15,733 INFO L427 AbstractCegarLoop]: === Iteration 22 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:44:15,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:44:15,733 INFO L82 PathProgramCache]: Analyzing trace with hash -1817523371, now seen corresponding path program 1 times [2020-10-15 04:44:15,733 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:44:15,735 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1599814631] [2020-10-15 04:44:15,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:44:15,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:15,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:15,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:15,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 358 [2020-10-15 04:44:15,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:15,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 193 [2020-10-15 04:44:15,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:15,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:15,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 04:44:15,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 241 [2020-10-15 04:44:15,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-15 04:44:15,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:16,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:44:16,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:16,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:16,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:16,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:44:16,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:16,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:44:16,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:16,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:16,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:44:16,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:44:16,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:44:16,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:16,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1417 backedges. 792 proven. 12 refuted. 0 times theorem prover too weak. 613 trivial. 0 not checked. [2020-10-15 04:44:16,120 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1599814631] [2020-10-15 04:44:16,120 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 04:44:16,121 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2020-10-15 04:44:16,121 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776535187] [2020-10-15 04:44:16,121 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-15 04:44:16,122 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:44:16,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-15 04:44:16,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-15 04:44:16,122 INFO L87 Difference]: Start difference. First operand 7178 states and 9975 transitions. Second operand 4 states. [2020-10-15 04:44:16,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:44:16,605 INFO L93 Difference]: Finished difference Result 17712 states and 24617 transitions. [2020-10-15 04:44:16,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-15 04:44:16,605 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 350 [2020-10-15 04:44:16,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:44:16,626 INFO L225 Difference]: With dead ends: 17712 [2020-10-15 04:44:16,626 INFO L226 Difference]: Without dead ends: 10549 [2020-10-15 04:44:16,638 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-15 04:44:16,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10549 states. [2020-10-15 04:44:16,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10549 to 8639. [2020-10-15 04:44:16,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8639 states. [2020-10-15 04:44:16,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8639 states to 8639 states and 11776 transitions. [2020-10-15 04:44:16,983 INFO L78 Accepts]: Start accepts. Automaton has 8639 states and 11776 transitions. Word has length 350 [2020-10-15 04:44:16,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:44:16,983 INFO L479 AbstractCegarLoop]: Abstraction has 8639 states and 11776 transitions. [2020-10-15 04:44:16,983 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-15 04:44:16,983 INFO L276 IsEmpty]: Start isEmpty. Operand 8639 states and 11776 transitions. [2020-10-15 04:44:17,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2020-10-15 04:44:17,001 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:44:17,002 INFO L422 BasicCegarLoop]: trace histogram [18, 18, 17, 17, 17, 17, 16, 16, 16, 14, 14, 12, 12, 10, 10, 8, 8, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:44:17,002 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-10-15 04:44:17,002 INFO L427 AbstractCegarLoop]: === Iteration 23 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:44:17,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:44:17,003 INFO L82 PathProgramCache]: Analyzing trace with hash 1965718292, now seen corresponding path program 1 times [2020-10-15 04:44:17,003 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:44:17,007 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [896404516] [2020-10-15 04:44:17,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:44:17,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:17,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:17,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:17,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 423 [2020-10-15 04:44:17,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:17,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 192 [2020-10-15 04:44:17,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:17,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:17,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:44:17,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 317 [2020-10-15 04:44:17,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 04:44:17,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:17,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:44:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:17,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:17,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:17,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:44:17,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:17,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:44:17,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:17,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:17,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:44:17,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:44:17,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:44:17,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:44:17,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1970 backedges. 885 proven. 0 refuted. 0 times theorem prover too weak. 1085 trivial. 0 not checked. [2020-10-15 04:44:17,412 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [896404516] [2020-10-15 04:44:17,414 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:44:17,415 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 04:44:17,416 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224839811] [2020-10-15 04:44:17,416 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 04:44:17,417 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:44:17,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 04:44:17,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:17,417 INFO L87 Difference]: Start difference. First operand 8639 states and 11776 transitions. Second operand 3 states. [2020-10-15 04:44:17,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:44:17,673 INFO L93 Difference]: Finished difference Result 17296 states and 23307 transitions. [2020-10-15 04:44:17,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 04:44:17,673 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 415 [2020-10-15 04:44:17,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:44:17,681 INFO L225 Difference]: With dead ends: 17296 [2020-10-15 04:44:17,682 INFO L226 Difference]: Without dead ends: 4053 [2020-10-15 04:44:17,695 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 04:44:17,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4053 states. [2020-10-15 04:44:17,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4053 to 4022. [2020-10-15 04:44:17,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4022 states. [2020-10-15 04:44:17,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4022 states to 4022 states and 5495 transitions. [2020-10-15 04:44:17,774 INFO L78 Accepts]: Start accepts. Automaton has 4022 states and 5495 transitions. Word has length 415 [2020-10-15 04:44:17,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:44:17,775 INFO L479 AbstractCegarLoop]: Abstraction has 4022 states and 5495 transitions. [2020-10-15 04:44:17,775 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 04:44:17,776 INFO L276 IsEmpty]: Start isEmpty. Operand 4022 states and 5495 transitions. [2020-10-15 04:44:17,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2020-10-15 04:44:17,792 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:44:17,793 INFO L422 BasicCegarLoop]: trace histogram [18, 18, 17, 17, 17, 17, 17, 17, 17, 16, 16, 14, 14, 13, 13, 12, 12, 10, 10, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-15 04:44:17,793 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-10-15 04:44:17,793 INFO L427 AbstractCegarLoop]: === Iteration 24 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:44:17,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:44:17,794 INFO L82 PathProgramCache]: Analyzing trace with hash -480094976, now seen corresponding path program 1 times [2020-10-15 04:44:17,794 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:44:17,794 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1653616976] [2020-10-15 04:44:17,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:44:17,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:17,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:17,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:18,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:19,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:21,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:21,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 507 [2020-10-15 04:44:21,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 04:44:21,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3198 [2020-10-15 04:44:21,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:21,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:21,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 04:44:21,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 167 [2020-10-15 04:44:21,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 224 [2020-10-15 04:44:21,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:44:21,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:44:21,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:44:21,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:44:21,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:44:21,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:44:21,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:44:21,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:44:21,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:44:21,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:44:21,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:44:21,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:44:21,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:44:21,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:44:21,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2606 backedges. 1783 proven. 0 refuted. 0 times theorem prover too weak. 823 trivial. 0 not checked. [2020-10-15 04:44:21,382 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1653616976] [2020-10-15 04:44:21,382 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:44:21,382 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-15 04:44:21,383 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272193581] [2020-10-15 04:44:21,383 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-15 04:44:21,384 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:44:21,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-15 04:44:21,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-15 04:44:21,384 INFO L87 Difference]: Start difference. First operand 4022 states and 5495 transitions. Second operand 4 states. [2020-10-15 04:44:21,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:44:21,466 INFO L93 Difference]: Finished difference Result 8923 states and 12167 transitions. [2020-10-15 04:44:21,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-15 04:44:21,466 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 499 [2020-10-15 04:44:21,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:44:21,467 INFO L225 Difference]: With dead ends: 8923 [2020-10-15 04:44:21,468 INFO L226 Difference]: Without dead ends: 0 [2020-10-15 04:44:21,477 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-15 04:44:21,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-15 04:44:21,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-15 04:44:21,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-15 04:44:21,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-15 04:44:21,479 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 499 [2020-10-15 04:44:21,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:44:21,479 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-15 04:44:21,479 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-15 04:44:21,479 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-15 04:44:21,479 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-15 04:44:21,481 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-10-15 04:44:21,483 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-15 04:44:21,601 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 51 [2020-10-15 04:44:23,318 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 375 DAG size of output: 353 [2020-10-15 04:44:23,612 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 66 [2020-10-15 04:44:24,161 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 35 [2020-10-15 04:44:27,744 WARN L193 SmtUtils]: Spent 3.49 s on a formula simplification. DAG size of input: 345 DAG size of output: 30 [2020-10-15 04:44:28,073 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 52 [2020-10-15 04:44:28,236 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 37 [2020-10-15 04:44:28,367 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 31 [2020-10-15 04:44:28,547 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 35 [2020-10-15 04:44:28,683 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 31 [2020-10-15 04:44:28,915 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 38 [2020-10-15 04:44:29,017 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 31 [2020-10-15 04:44:29,218 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 31 [2020-10-15 04:44:29,349 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 32 [2020-10-15 04:44:29,597 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 35 [2020-10-15 04:44:29,688 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-10-15 04:44:29,688 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-15 04:44:29,688 INFO L268 CegarLoopResult]: For program point L366(lines 366 370) no Hoare annotation was computed. [2020-10-15 04:44:29,688 INFO L268 CegarLoopResult]: For program point L366-2(lines 366 370) no Hoare annotation was computed. [2020-10-15 04:44:29,689 INFO L268 CegarLoopResult]: For program point L565(lines 565 593) no Hoare annotation was computed. [2020-10-15 04:44:29,689 INFO L268 CegarLoopResult]: For program point L169(lines 169 540) no Hoare annotation was computed. [2020-10-15 04:44:29,689 INFO L268 CegarLoopResult]: For program point L136(lines 136 551) no Hoare annotation was computed. [2020-10-15 04:44:29,689 INFO L268 CegarLoopResult]: For program point L103(lines 103 562) no Hoare annotation was computed. [2020-10-15 04:44:29,689 INFO L268 CegarLoopResult]: For program point L566(lines 566 590) no Hoare annotation was computed. [2020-10-15 04:44:29,689 INFO L268 CegarLoopResult]: For program point L500-1(lines 198 528) no Hoare annotation was computed. [2020-10-15 04:44:29,689 INFO L268 CegarLoopResult]: For program point L335(lines 335 340) no Hoare annotation was computed. [2020-10-15 04:44:29,690 INFO L268 CegarLoopResult]: For program point L302-1(lines 302 316) no Hoare annotation was computed. [2020-10-15 04:44:29,690 INFO L264 CegarLoopResult]: At program point L203(lines 100 563) the Hoare annotation is: (let ((.cse0 (= ssl3_connect_~s__hit~0 0)) (.cse3 (<= ssl3_connect_~blastFlag~0 2)) (.cse4 (<= (+ ssl3_connect_~s__s3__flags~0 2) 0)) (.cse1 (let ((.cse5 (+ ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0 256))) (= .cse5 (* (div .cse5 4294967296) 4294967296)))) (.cse2 (<= ssl3_connect_~blastFlag~0 3))) (or (<= ssl3_connect_~blastFlag~0 1) (and .cse0 .cse1 .cse2) (and .cse0 .cse3) (not (= 12292 |ssl3_connect_#in~initial_state|)) (and .cse4 .cse3) (and .cse4 .cse1 .cse2))) [2020-10-15 04:44:29,690 INFO L264 CegarLoopResult]: At program point L170(lines 166 541) the Hoare annotation is: (let ((.cse2 (<= ssl3_connect_~blastFlag~0 4)) (.cse0 (<= ssl3_connect_~s__state~0 4512)) (.cse3 (let ((.cse4 (+ ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0 256))) (= .cse4 (* (div .cse4 4294967296) 4294967296)))) (.cse1 (<= 4432 ssl3_connect_~s__state~0))) (or (and .cse0 .cse1 (<= ssl3_connect_~blastFlag~0 2)) (and .cse2 .cse0 (<= (+ ssl3_connect_~s__s3__flags~0 2) 0) .cse3 .cse1) (and .cse2 (= ssl3_connect_~s__hit~0 0) .cse0 .cse3 .cse1) (not (= 12292 |ssl3_connect_#in~initial_state|)))) [2020-10-15 04:44:29,690 INFO L268 CegarLoopResult]: For program point L600(lines 600 604) no Hoare annotation was computed. [2020-10-15 04:44:29,690 INFO L268 CegarLoopResult]: For program point L567(lines 567 576) no Hoare annotation was computed. [2020-10-15 04:44:29,690 INFO L268 CegarLoopResult]: For program point L600-2(lines 600 604) no Hoare annotation was computed. [2020-10-15 04:44:29,691 INFO L268 CegarLoopResult]: For program point L567-2(lines 566 588) no Hoare annotation was computed. [2020-10-15 04:44:29,691 INFO L268 CegarLoopResult]: For program point L270(lines 270 274) no Hoare annotation was computed. [2020-10-15 04:44:29,691 INFO L268 CegarLoopResult]: For program point L172(lines 172 539) no Hoare annotation was computed. [2020-10-15 04:44:29,691 INFO L268 CegarLoopResult]: For program point L139(lines 139 550) no Hoare annotation was computed. [2020-10-15 04:44:29,691 INFO L268 CegarLoopResult]: For program point L106(lines 106 561) no Hoare annotation was computed. [2020-10-15 04:44:29,691 INFO L268 CegarLoopResult]: For program point L569(lines 569 573) no Hoare annotation was computed. [2020-10-15 04:44:29,691 INFO L268 CegarLoopResult]: For program point L437(lines 437 442) no Hoare annotation was computed. [2020-10-15 04:44:29,691 INFO L264 CegarLoopResult]: At program point L140(lines 136 551) the Hoare annotation is: (let ((.cse0 (<= ssl3_connect_~blastFlag~0 4)) (.cse2 (let ((.cse4 (+ ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0 256))) (= .cse4 (* (div .cse4 4294967296) 4294967296)))) (.cse1 (<= ssl3_connect_~s__state~0 4448)) (.cse3 (<= 4432 ssl3_connect_~s__state~0))) (or (not (= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (= ssl3_connect_~s__hit~0 0) .cse1 .cse2 .cse3) (and .cse0 .cse1 (<= (+ ssl3_connect_~s__s3__flags~0 2) 0) .cse2 .cse3) (and .cse1 .cse3 (<= ssl3_connect_~blastFlag~0 2)))) [2020-10-15 04:44:29,692 INFO L268 CegarLoopResult]: For program point L74(lines 74 82) no Hoare annotation was computed. [2020-10-15 04:44:29,692 INFO L268 CegarLoopResult]: For program point L471(lines 471 475) no Hoare annotation was computed. [2020-10-15 04:44:29,692 INFO L268 CegarLoopResult]: For program point L306(lines 306 310) no Hoare annotation was computed. [2020-10-15 04:44:29,692 INFO L268 CegarLoopResult]: For program point L306-2(lines 304 316) no Hoare annotation was computed. [2020-10-15 04:44:29,692 INFO L268 CegarLoopResult]: For program point L505-1(lines 505 509) no Hoare annotation was computed. [2020-10-15 04:44:29,692 INFO L268 CegarLoopResult]: For program point L406(lines 406 410) no Hoare annotation was computed. [2020-10-15 04:44:29,692 INFO L268 CegarLoopResult]: For program point L208(lines 208 212) no Hoare annotation was computed. [2020-10-15 04:44:29,693 INFO L268 CegarLoopResult]: For program point L175(lines 175 538) no Hoare annotation was computed. [2020-10-15 04:44:29,693 INFO L268 CegarLoopResult]: For program point L142(lines 142 549) no Hoare annotation was computed. [2020-10-15 04:44:29,693 INFO L268 CegarLoopResult]: For program point L208-2(lines 198 528) no Hoare annotation was computed. [2020-10-15 04:44:29,693 INFO L268 CegarLoopResult]: For program point L109(lines 109 560) no Hoare annotation was computed. [2020-10-15 04:44:29,693 INFO L264 CegarLoopResult]: At program point L176(lines 172 539) the Hoare annotation is: (let ((.cse0 (<= ssl3_connect_~blastFlag~0 4)) (.cse2 (let ((.cse4 (+ ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0 256))) (= .cse4 (* (div .cse4 4294967296) 4294967296)))) (.cse1 (<= ssl3_connect_~s__state~0 4528)) (.cse3 (<= 4432 ssl3_connect_~s__state~0))) (or (and .cse0 .cse1 (<= (+ ssl3_connect_~s__s3__flags~0 2) 0) .cse2 .cse3) (and .cse0 .cse1 (= ssl3_connect_~s__hit~0 0) .cse2 .cse3) (not (= 12292 |ssl3_connect_#in~initial_state|)) (and .cse1 .cse3 (<= ssl3_connect_~blastFlag~0 2)))) [2020-10-15 04:44:29,693 INFO L268 CegarLoopResult]: For program point L77(lines 77 81) no Hoare annotation was computed. [2020-10-15 04:44:29,693 INFO L268 CegarLoopResult]: For program point L77-2(lines 74 82) no Hoare annotation was computed. [2020-10-15 04:44:29,693 INFO L268 CegarLoopResult]: For program point L244(lines 244 249) no Hoare annotation was computed. [2020-10-15 04:44:29,693 INFO L268 CegarLoopResult]: For program point L178(lines 178 537) no Hoare annotation was computed. [2020-10-15 04:44:29,694 INFO L268 CegarLoopResult]: For program point L145(lines 145 548) no Hoare annotation was computed. [2020-10-15 04:44:29,694 INFO L268 CegarLoopResult]: For program point L112(lines 112 559) no Hoare annotation was computed. [2020-10-15 04:44:29,694 INFO L268 CegarLoopResult]: For program point L476(lines 476 480) no Hoare annotation was computed. [2020-10-15 04:44:29,694 INFO L268 CegarLoopResult]: For program point L476-2(lines 476 480) no Hoare annotation was computed. [2020-10-15 04:44:29,694 INFO L264 CegarLoopResult]: At program point L146(lines 142 549) the Hoare annotation is: (let ((.cse2 (<= ssl3_connect_~blastFlag~0 4)) (.cse3 (let ((.cse4 (+ ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0 256))) (= .cse4 (* (div .cse4 4294967296) 4294967296)))) (.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4464))) (or (and .cse0 (<= ssl3_connect_~blastFlag~0 2) .cse1) (and .cse2 (= ssl3_connect_~s__hit~0 0) .cse3 .cse0 .cse1) (not (= 12292 |ssl3_connect_#in~initial_state|)) (and .cse2 (<= (+ ssl3_connect_~s__s3__flags~0 2) 0) .cse3 .cse0 .cse1))) [2020-10-15 04:44:29,694 INFO L268 CegarLoopResult]: For program point L378(lines 378 382) no Hoare annotation was computed. [2020-10-15 04:44:29,694 INFO L268 CegarLoopResult]: For program point L345(lines 345 349) no Hoare annotation was computed. [2020-10-15 04:44:29,694 INFO L268 CegarLoopResult]: For program point L279(lines 279 287) no Hoare annotation was computed. [2020-10-15 04:44:29,694 INFO L264 CegarLoopResult]: At program point L346(lines 60 608) the Hoare annotation is: (not (= 12292 |ssl3_connect_#in~initial_state|)) [2020-10-15 04:44:29,695 INFO L268 CegarLoopResult]: For program point L181(lines 181 536) no Hoare annotation was computed. [2020-10-15 04:44:29,695 INFO L268 CegarLoopResult]: For program point L148(lines 148 547) no Hoare annotation was computed. [2020-10-15 04:44:29,695 INFO L268 CegarLoopResult]: For program point L115(lines 115 558) no Hoare annotation was computed. [2020-10-15 04:44:29,695 INFO L268 CegarLoopResult]: For program point L578(lines 578 584) no Hoare annotation was computed. [2020-10-15 04:44:29,695 INFO L268 CegarLoopResult]: For program point L512(lines 512 516) no Hoare annotation was computed. [2020-10-15 04:44:29,695 INFO L268 CegarLoopResult]: For program point L512-2(lines 512 516) no Hoare annotation was computed. [2020-10-15 04:44:29,695 INFO L264 CegarLoopResult]: At program point L182(lines 178 537) the Hoare annotation is: (let ((.cse0 (let ((.cse2 (+ ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0 256))) (= .cse2 (* (div .cse2 4294967296) 4294967296)))) (.cse1 (<= 4432 ssl3_connect_~s__state~0))) (or (not (= 12292 |ssl3_connect_#in~initial_state|)) (and (= ssl3_connect_~s__hit~0 0) .cse0 .cse1) (and (<= ssl3_connect_~blastFlag~0 4) (<= (+ ssl3_connect_~s__s3__flags~0 2) 0) .cse0 .cse1) (and .cse1 (<= ssl3_connect_~blastFlag~0 2)))) [2020-10-15 04:44:29,695 INFO L264 CegarLoopResult]: At program point L116(lines 112 559) the Hoare annotation is: (let ((.cse4 (<= (+ ssl3_connect_~s__s3__flags~0 2) 0)) (.cse3 (<= ssl3_connect_~blastFlag~0 2)) (.cse0 (= ssl3_connect_~s__hit~0 0)) (.cse1 (<= ssl3_connect_~s__state~0 4416)) (.cse2 (<= 4352 ssl3_connect_~s__state~0)) (.cse5 (let ((.cse7 (+ ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0 256))) (= .cse7 (* (div .cse7 4294967296) 4294967296)))) (.cse6 (<= ssl3_connect_~blastFlag~0 3))) (or (and .cse0 .cse1 .cse2 .cse3) (and (<= ssl3_connect_~blastFlag~0 1) .cse1 .cse2) (not (= 12292 |ssl3_connect_#in~initial_state|)) (and .cse1 .cse4 .cse2 .cse5 .cse6) (and .cse1 .cse4 .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse5 .cse6))) [2020-10-15 04:44:29,695 INFO L268 CegarLoopResult]: For program point L447(lines 447 451) no Hoare annotation was computed. [2020-10-15 04:44:29,695 INFO L268 CegarLoopResult]: For program point L282(lines 282 286) no Hoare annotation was computed. [2020-10-15 04:44:29,695 INFO L268 CegarLoopResult]: For program point L282-2(lines 198 528) no Hoare annotation was computed. [2020-10-15 04:44:29,695 INFO L268 CegarLoopResult]: For program point L84(lines 84 92) no Hoare annotation was computed. [2020-10-15 04:44:29,696 INFO L271 CegarLoopResult]: At program point ssl3_connectENTRY(lines 7 609) the Hoare annotation is: true [2020-10-15 04:44:29,696 INFO L268 CegarLoopResult]: For program point L184(lines 184 535) no Hoare annotation was computed. [2020-10-15 04:44:29,696 INFO L268 CegarLoopResult]: For program point L151(lines 151 546) no Hoare annotation was computed. [2020-10-15 04:44:29,696 INFO L268 CegarLoopResult]: For program point L118(lines 118 557) no Hoare annotation was computed. [2020-10-15 04:44:29,696 INFO L268 CegarLoopResult]: For program point L85(lines 85 89) no Hoare annotation was computed. [2020-10-15 04:44:29,696 INFO L268 CegarLoopResult]: For program point L350(lines 350 354) no Hoare annotation was computed. [2020-10-15 04:44:29,696 INFO L268 CegarLoopResult]: For program point L484-1(lines 484 496) no Hoare annotation was computed. [2020-10-15 04:44:29,696 INFO L268 CegarLoopResult]: For program point L418(lines 418 422) no Hoare annotation was computed. [2020-10-15 04:44:29,696 INFO L268 CegarLoopResult]: For program point L220(lines 220 237) no Hoare annotation was computed. [2020-10-15 04:44:29,696 INFO L268 CegarLoopResult]: For program point L187(lines 187 534) no Hoare annotation was computed. [2020-10-15 04:44:29,696 INFO L268 CegarLoopResult]: For program point L154(lines 154 545) no Hoare annotation was computed. [2020-10-15 04:44:29,696 INFO L268 CegarLoopResult]: For program point L220-2(lines 198 528) no Hoare annotation was computed. [2020-10-15 04:44:29,696 INFO L268 CegarLoopResult]: For program point L121(lines 121 556) no Hoare annotation was computed. [2020-10-15 04:44:29,696 INFO L264 CegarLoopResult]: At program point L188(lines 184 535) the Hoare annotation is: (let ((.cse0 (<= 4560 ssl3_connect_~s__state~0)) (.cse1 (let ((.cse2 (+ ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0 256))) (= .cse2 (* (div .cse2 4294967296) 4294967296))))) (or (not (= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 (<= (+ ssl3_connect_~s__s3__flags~0 2) 0) .cse1 (<= ssl3_connect_~blastFlag~0 3)) (and .cse0 (<= ssl3_connect_~blastFlag~0 2)) (and (= ssl3_connect_~s__hit~0 0) .cse0 .cse1))) [2020-10-15 04:44:29,697 INFO L264 CegarLoopResult]: At program point L122(lines 118 557) the Hoare annotation is: (let ((.cse4 (<= (+ ssl3_connect_~s__s3__flags~0 2) 0)) (.cse3 (<= ssl3_connect_~blastFlag~0 2)) (.cse0 (= ssl3_connect_~s__hit~0 0)) (.cse1 (<= ssl3_connect_~s__state~0 4416)) (.cse2 (<= 4352 ssl3_connect_~s__state~0)) (.cse5 (let ((.cse7 (+ ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0 256))) (= .cse7 (* (div .cse7 4294967296) 4294967296)))) (.cse6 (<= ssl3_connect_~blastFlag~0 3))) (or (and .cse0 .cse1 .cse2 .cse3) (and (<= ssl3_connect_~blastFlag~0 1) .cse1 .cse2) (not (= 12292 |ssl3_connect_#in~initial_state|)) (and .cse1 .cse4 .cse2 .cse5 .cse6) (and .cse1 .cse4 .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse5 .cse6))) [2020-10-15 04:44:29,697 INFO L268 CegarLoopResult]: For program point L519(lines 519 523) no Hoare annotation was computed. [2020-10-15 04:44:29,697 INFO L268 CegarLoopResult]: For program point L222(lines 222 227) no Hoare annotation was computed. [2020-10-15 04:44:29,697 INFO L268 CegarLoopResult]: For program point L487(lines 487 492) no Hoare annotation was computed. [2020-10-15 04:44:29,697 INFO L268 CegarLoopResult]: For program point L454(lines 454 465) no Hoare annotation was computed. [2020-10-15 04:44:29,697 INFO L268 CegarLoopResult]: For program point L454-1(lines 454 465) no Hoare annotation was computed. [2020-10-15 04:44:29,697 INFO L268 CegarLoopResult]: For program point L190(lines 190 533) no Hoare annotation was computed. [2020-10-15 04:44:29,697 INFO L268 CegarLoopResult]: For program point L157(lines 157 544) no Hoare annotation was computed. [2020-10-15 04:44:29,697 INFO L268 CegarLoopResult]: For program point L124(lines 124 555) no Hoare annotation was computed. [2020-10-15 04:44:29,697 INFO L268 CegarLoopResult]: For program point L389(lines 389 393) no Hoare annotation was computed. [2020-10-15 04:44:29,697 INFO L268 CegarLoopResult]: For program point L323(lines 323 327) no Hoare annotation was computed. [2020-10-15 04:44:29,697 INFO L268 CegarLoopResult]: For program point L323-2(lines 198 528) no Hoare annotation was computed. [2020-10-15 04:44:29,698 INFO L264 CegarLoopResult]: At program point L191(lines 190 533) the Hoare annotation is: (let ((.cse2 (<= (+ ssl3_connect_~s__s3__flags~0 2) 0)) (.cse3 (<= ssl3_connect_~blastFlag~0 2)) (.cse0 (<= ssl3_connect_~s__state~0 4352)) (.cse6 (= ssl3_connect_~s__hit~0 0)) (.cse1 (<= 4352 ssl3_connect_~s__state~0)) (.cse4 (let ((.cse7 (+ ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0 256))) (= .cse7 (* (div .cse7 4294967296) 4294967296)))) (.cse5 (<= ssl3_connect_~blastFlag~0 3))) (or (and (<= ssl3_connect_~blastFlag~0 1) .cse0 .cse1) (and .cse0 .cse2 .cse1 .cse3) (not (= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 .cse2 .cse1 .cse4 .cse5) (and .cse0 .cse6 .cse1 .cse3) (and .cse0 .cse6 .cse1 (= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse4) (and .cse0 .cse6 .cse1 .cse4 .cse5))) [2020-10-15 04:44:29,698 INFO L264 CegarLoopResult]: At program point L158(lines 148 547) the Hoare annotation is: (let ((.cse0 (<= ssl3_connect_~blastFlag~0 4)) (.cse1 (<= ssl3_connect_~s__state~0 4480)) (.cse2 (let ((.cse4 (+ ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0 256))) (= .cse4 (* (div .cse4 4294967296) 4294967296)))) (.cse3 (<= 4432 ssl3_connect_~s__state~0))) (or (and .cse0 (= ssl3_connect_~s__hit~0 0) .cse1 .cse2 .cse3) (not (= 12292 |ssl3_connect_#in~initial_state|)) (and .cse1 .cse3 (<= ssl3_connect_~blastFlag~0 2)) (and .cse0 (<= (+ ssl3_connect_~s__s3__flags~0 2) 0) .cse1 .cse2 .cse3))) [2020-10-15 04:44:29,698 INFO L268 CegarLoopResult]: For program point ssl3_connectEXIT(lines 7 609) no Hoare annotation was computed. [2020-10-15 04:44:29,698 INFO L268 CegarLoopResult]: For program point L456(lines 456 462) no Hoare annotation was computed. [2020-10-15 04:44:29,698 INFO L268 CegarLoopResult]: For program point L258(lines 258 262) no Hoare annotation was computed. [2020-10-15 04:44:29,698 INFO L268 CegarLoopResult]: For program point L258-2(lines 198 528) no Hoare annotation was computed. [2020-10-15 04:44:29,698 INFO L268 CegarLoopResult]: For program point ssl3_connectFINAL(lines 7 609) no Hoare annotation was computed. [2020-10-15 04:44:29,698 INFO L268 CegarLoopResult]: For program point L193(lines 193 532) no Hoare annotation was computed. [2020-10-15 04:44:29,698 INFO L268 CegarLoopResult]: For program point L160(lines 160 543) no Hoare annotation was computed. [2020-10-15 04:44:29,699 INFO L268 CegarLoopResult]: For program point L127(lines 127 554) no Hoare annotation was computed. [2020-10-15 04:44:29,699 INFO L268 CegarLoopResult]: For program point L94-1(lines 60 608) no Hoare annotation was computed. [2020-10-15 04:44:29,699 INFO L268 CegarLoopResult]: For program point L293(lines 293 297) no Hoare annotation was computed. [2020-10-15 04:44:29,699 INFO L268 CegarLoopResult]: For program point L293-2(lines 293 297) no Hoare annotation was computed. [2020-10-15 04:44:29,699 INFO L271 CegarLoopResult]: At program point L194(lines 193 532) the Hoare annotation is: true [2020-10-15 04:44:29,699 INFO L264 CegarLoopResult]: At program point L128(lines 124 555) the Hoare annotation is: (let ((.cse4 (<= (+ ssl3_connect_~s__s3__flags~0 2) 0)) (.cse3 (<= ssl3_connect_~blastFlag~0 2)) (.cse0 (= ssl3_connect_~s__hit~0 0)) (.cse1 (<= ssl3_connect_~s__state~0 4416)) (.cse2 (<= 4352 ssl3_connect_~s__state~0)) (.cse5 (let ((.cse7 (+ ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0 256))) (= .cse7 (* (div .cse7 4294967296) 4294967296)))) (.cse6 (<= ssl3_connect_~blastFlag~0 3))) (or (and .cse0 .cse1 .cse2 .cse3) (and (<= ssl3_connect_~blastFlag~0 1) .cse1 .cse2) (not (= 12292 |ssl3_connect_#in~initial_state|)) (and .cse1 .cse4 .cse2 .cse5 .cse6) (and .cse1 .cse4 .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse5 .cse6))) [2020-10-15 04:44:29,699 INFO L268 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-15 04:44:29,699 INFO L268 CegarLoopResult]: For program point L426(lines 426 430) no Hoare annotation was computed. [2020-10-15 04:44:29,699 INFO L268 CegarLoopResult]: For program point L426-2(lines 198 528) no Hoare annotation was computed. [2020-10-15 04:44:29,699 INFO L268 CegarLoopResult]: For program point L228(lines 228 233) no Hoare annotation was computed. [2020-10-15 04:44:29,699 INFO L268 CegarLoopResult]: For program point L361(lines 361 365) no Hoare annotation was computed. [2020-10-15 04:44:29,699 INFO L268 CegarLoopResult]: For program point L163(lines 163 542) no Hoare annotation was computed. [2020-10-15 04:44:29,700 INFO L268 CegarLoopResult]: For program point L130(lines 130 553) no Hoare annotation was computed. [2020-10-15 04:44:29,700 INFO L268 CegarLoopResult]: For program point L97(lines 97 564) no Hoare annotation was computed. [2020-10-15 04:44:29,700 INFO L268 CegarLoopResult]: For program point ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION(line 606) no Hoare annotation was computed. [2020-10-15 04:44:29,700 INFO L268 CegarLoopResult]: For program point L395(lines 395 400) no Hoare annotation was computed. [2020-10-15 04:44:29,700 INFO L268 CegarLoopResult]: For program point L395-2(lines 395 400) no Hoare annotation was computed. [2020-10-15 04:44:29,700 INFO L271 CegarLoopResult]: At program point L197(lines 196 531) the Hoare annotation is: true [2020-10-15 04:44:29,701 INFO L264 CegarLoopResult]: At program point L164(lines 160 543) the Hoare annotation is: (let ((.cse2 (<= ssl3_connect_~blastFlag~0 4)) (.cse0 (<= ssl3_connect_~s__state~0 4512)) (.cse3 (let ((.cse4 (+ ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0 256))) (= .cse4 (* (div .cse4 4294967296) 4294967296)))) (.cse1 (<= 4432 ssl3_connect_~s__state~0))) (or (and .cse0 .cse1 (<= ssl3_connect_~blastFlag~0 2)) (and .cse2 .cse0 (<= (+ ssl3_connect_~s__s3__flags~0 2) 0) .cse3 .cse1) (and .cse2 (= ssl3_connect_~s__hit~0 0) .cse0 .cse3 .cse1) (not (= 12292 |ssl3_connect_#in~initial_state|)))) [2020-10-15 04:44:29,701 INFO L264 CegarLoopResult]: At program point L98(lines 97 564) the Hoare annotation is: (let ((.cse4 (= ssl3_connect_~s__hit~0 0)) (.cse2 (let ((.cse6 (+ ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0 256))) (= .cse6 (* (div .cse6 4294967296) 4294967296)))) (.cse3 (<= ssl3_connect_~blastFlag~0 3)) (.cse0 (= 12292 ssl3_connect_~s__state~0)) (.cse1 (<= (+ ssl3_connect_~s__s3__flags~0 2) 0)) (.cse5 (<= ssl3_connect_~blastFlag~0 2))) (or (and .cse0 .cse1 .cse2 .cse3) (and (<= ssl3_connect_~blastFlag~0 1) .cse0) (not (= 12292 |ssl3_connect_#in~initial_state|)) (and .cse0 .cse4 .cse5) (and .cse0 .cse4 .cse2 .cse3) (and .cse0 .cse1 .cse5))) [2020-10-15 04:44:29,701 INFO L264 CegarLoopResult]: At program point L529(lines 94 595) the Hoare annotation is: (let ((.cse6 (<= ssl3_connect_~blastFlag~0 2)) (.cse7 (= ssl3_connect_~s__state~0 4560)) (.cse0 (= ssl3_connect_~s__hit~0 0)) (.cse10 (= ssl3_connect_~s__s3__tmp__next_state___0~0 4560)) (.cse3 (<= ssl3_connect_~blastFlag~0 4)) (.cse4 (<= ssl3_connect_~s__state~0 4528)) (.cse5 (<= 4432 ssl3_connect_~s__state~0)) (.cse9 (<= ssl3_connect_~s__state~0 3)) (.cse8 (<= (+ ssl3_connect_~s__s3__flags~0 2) 0)) (.cse1 (let ((.cse11 (+ ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0 256))) (= .cse11 (* (div .cse11 4294967296) 4294967296)))) (.cse2 (<= ssl3_connect_~blastFlag~0 3))) (or (<= ssl3_connect_~blastFlag~0 1) (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse0 .cse1 .cse5) (and .cse0 .cse6) (and .cse7 .cse6) (and .cse8 .cse6) (and .cse9 .cse6) (and (<= ssl3_connect_~s__state~0 4352) .cse0 (<= 4352 ssl3_connect_~s__state~0) .cse10 .cse1) (and .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse10 .cse1) (and .cse3 .cse4 .cse8 .cse1 .cse5) (not (= 12292 |ssl3_connect_#in~initial_state|)) (and .cse9 .cse1) (and .cse8 .cse1 .cse2))) [2020-10-15 04:44:29,701 INFO L268 CegarLoopResult]: For program point L166(lines 166 541) no Hoare annotation was computed. [2020-10-15 04:44:29,701 INFO L268 CegarLoopResult]: For program point L133(lines 133 552) no Hoare annotation was computed. [2020-10-15 04:44:29,701 INFO L268 CegarLoopResult]: For program point L100(lines 100 563) no Hoare annotation was computed. [2020-10-15 04:44:29,701 INFO L271 CegarLoopResult]: At program point L596(lines 93 597) the Hoare annotation is: true [2020-10-15 04:44:29,702 INFO L264 CegarLoopResult]: At program point L134(lines 130 553) the Hoare annotation is: (let ((.cse4 (= ssl3_connect_~s__hit~0 0)) (.cse3 (<= ssl3_connect_~blastFlag~0 2)) (.cse0 (<= (+ ssl3_connect_~s__s3__flags~0 2) 0)) (.cse5 (let ((.cse6 (+ ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0 256))) (= .cse6 (* (div .cse6 4294967296) 4294967296)))) (.cse1 (<= 4352 ssl3_connect_~s__state~0)) (.cse2 (<= ssl3_connect_~s__state~0 4432))) (or (and .cse0 .cse1 .cse2 .cse3) (and (<= ssl3_connect_~blastFlag~0 4) .cse4 .cse1 .cse5 .cse2) (not (= 12292 |ssl3_connect_#in~initial_state|)) (and .cse4 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse5 (<= ssl3_connect_~blastFlag~0 3) .cse2) (and (<= ssl3_connect_~blastFlag~0 1) .cse1 .cse2))) [2020-10-15 04:44:29,702 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-15 04:44:29,702 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-10-15 04:44:29,702 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-15 04:44:29,702 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-15 04:44:29,702 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 610 620) the Hoare annotation is: true [2020-10-15 04:44:29,702 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 610 620) no Hoare annotation was computed. [2020-10-15 04:44:29,703 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 610 620) no Hoare annotation was computed. [2020-10-15 04:44:29,703 INFO L264 CegarLoopResult]: At program point L616(line 616) the Hoare annotation is: (= 12292 main_~s~0) [2020-10-15 04:44:29,703 INFO L268 CegarLoopResult]: For program point L616-1(line 616) no Hoare annotation was computed. [2020-10-15 04:44:29,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 04:44:29 BoogieIcfgContainer [2020-10-15 04:44:29,733 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 04:44:29,735 INFO L168 Benchmark]: Toolchain (without parser) took 35886.90 ms. Allocated memory was 149.4 MB in the beginning and 1.1 GB in the end (delta: 969.9 MB). Free memory was 105.3 MB in the beginning and 283.0 MB in the end (delta: -177.7 MB). Peak memory consumption was 875.8 MB. Max. memory is 7.1 GB. [2020-10-15 04:44:29,735 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 149.4 MB. Free memory was 124.0 MB in the beginning and 123.5 MB in the end (delta: 419.6 kB). Peak memory consumption was 419.6 kB. Max. memory is 7.1 GB. [2020-10-15 04:44:29,736 INFO L168 Benchmark]: CACSL2BoogieTranslator took 463.51 ms. Allocated memory was 149.4 MB in the beginning and 205.5 MB in the end (delta: 56.1 MB). Free memory was 104.8 MB in the beginning and 181.5 MB in the end (delta: -76.7 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2020-10-15 04:44:29,736 INFO L168 Benchmark]: Boogie Preprocessor took 58.27 ms. Allocated memory is still 205.5 MB. Free memory was 181.5 MB in the beginning and 178.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2020-10-15 04:44:29,737 INFO L168 Benchmark]: RCFGBuilder took 688.51 ms. Allocated memory is still 205.5 MB. Free memory was 178.7 MB in the beginning and 136.1 MB in the end (delta: 42.6 MB). Peak memory consumption was 42.6 MB. Max. memory is 7.1 GB. [2020-10-15 04:44:29,738 INFO L168 Benchmark]: TraceAbstraction took 34671.87 ms. Allocated memory was 205.5 MB in the beginning and 1.1 GB in the end (delta: 913.8 MB). Free memory was 136.1 MB in the beginning and 283.0 MB in the end (delta: -146.8 MB). Peak memory consumption was 850.5 MB. Max. memory is 7.1 GB. [2020-10-15 04:44:29,740 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 149.4 MB. Free memory was 124.0 MB in the beginning and 123.5 MB in the end (delta: 419.6 kB). Peak memory consumption was 419.6 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 463.51 ms. Allocated memory was 149.4 MB in the beginning and 205.5 MB in the end (delta: 56.1 MB). Free memory was 104.8 MB in the beginning and 181.5 MB in the end (delta: -76.7 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 58.27 ms. Allocated memory is still 205.5 MB. Free memory was 181.5 MB in the beginning and 178.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 688.51 ms. Allocated memory is still 205.5 MB. Free memory was 178.7 MB in the beginning and 136.1 MB in the end (delta: 42.6 MB). Peak memory consumption was 42.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 34671.87 ms. Allocated memory was 205.5 MB in the beginning and 1.1 GB in the end (delta: 913.8 MB). Free memory was 136.1 MB in the beginning and 283.0 MB in the end (delta: -146.8 MB). Peak memory consumption was 850.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 606]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: ((!(12292 == \old(initial_state)) || ((((blastFlag <= 4 && s__hit == 0) && s__state <= 4448) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && 4432 <= s__state)) || ((((blastFlag <= 4 && s__state <= 4448) && s__s3__flags + 2 <= 0) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && 4432 <= s__state)) || ((s__state <= 4448 && 4432 <= s__state) && blastFlag <= 2) - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: ((!(12292 == \old(initial_state)) || ((s__hit == 0 && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && 4432 <= s__state)) || (((blastFlag <= 4 && s__s3__flags + 2 <= 0) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && 4432 <= s__state)) || (4432 <= s__state && blastFlag <= 2) - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: (((((((s__hit == 0 && s__state <= 4416) && 4352 <= s__state) && blastFlag <= 2) || ((blastFlag <= 1 && s__state <= 4416) && 4352 <= s__state)) || !(12292 == \old(initial_state))) || ((((s__state <= 4416 && s__s3__flags + 2 <= 0) && 4352 <= s__state) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && blastFlag <= 3)) || (((s__state <= 4416 && s__s3__flags + 2 <= 0) && 4352 <= s__state) && blastFlag <= 2)) || ((((s__hit == 0 && s__state <= 4416) && 4352 <= s__state) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && blastFlag <= 3) - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: ((((s__state <= 4512 && 4432 <= s__state) && blastFlag <= 2) || ((((blastFlag <= 4 && s__state <= 4512) && s__s3__flags + 2 <= 0) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && 4432 <= s__state)) || ((((blastFlag <= 4 && s__hit == 0) && s__state <= 4512) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && 4432 <= s__state)) || !(12292 == \old(initial_state)) - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: ((((blastFlag <= 1 || ((s__hit == 0 && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && blastFlag <= 3)) || (s__hit == 0 && blastFlag <= 2)) || !(12292 == \old(initial_state))) || (s__s3__flags + 2 <= 0 && blastFlag <= 2)) || ((s__s3__flags + 2 <= 0 && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && blastFlag <= 3) - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: ((((s__state <= 4512 && 4432 <= s__state) && blastFlag <= 2) || ((((blastFlag <= 4 && s__state <= 4512) && s__s3__flags + 2 <= 0) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && 4432 <= s__state)) || ((((blastFlag <= 4 && s__hit == 0) && s__state <= 4512) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && 4432 <= s__state)) || !(12292 == \old(initial_state)) - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: (((((((12292 == s__state && s__s3__flags + 2 <= 0) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && blastFlag <= 3) || (blastFlag <= 1 && 12292 == s__state)) || !(12292 == \old(initial_state))) || ((12292 == s__state && s__hit == 0) && blastFlag <= 2)) || (((12292 == s__state && s__hit == 0) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && blastFlag <= 3)) || ((12292 == s__state && s__s3__flags + 2 <= 0) && blastFlag <= 2) - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: ((((((((((((blastFlag <= 1 || ((s__hit == 0 && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && blastFlag <= 3)) || ((((blastFlag <= 4 && s__state <= 4528) && s__hit == 0) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && 4432 <= s__state)) || (s__hit == 0 && blastFlag <= 2)) || (s__state == 4560 && blastFlag <= 2)) || (s__s3__flags + 2 <= 0 && blastFlag <= 2)) || (s__state <= 3 && blastFlag <= 2)) || ((((s__state <= 4352 && s__hit == 0) && 4352 <= s__state) && s__s3__tmp__next_state___0 == 4560) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296)) || ((s__state <= 4528 && 4432 <= s__state) && blastFlag <= 2)) || (((s__state == 4560 && s__hit == 0) && s__s3__tmp__next_state___0 == 4560) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296)) || ((((blastFlag <= 4 && s__state <= 4528) && s__s3__flags + 2 <= 0) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && 4432 <= s__state)) || !(12292 == \old(initial_state))) || (s__state <= 3 && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296)) || ((s__s3__flags + 2 <= 0 && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && blastFlag <= 3) - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: (((((((s__s3__flags + 2 <= 0 && 4352 <= s__state) && s__state <= 4432) && blastFlag <= 2) || ((((blastFlag <= 4 && s__hit == 0) && 4352 <= s__state) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && s__state <= 4432)) || !(12292 == \old(initial_state))) || (((s__hit == 0 && 4352 <= s__state) && s__state <= 4432) && blastFlag <= 2)) || ((((s__s3__flags + 2 <= 0 && 4352 <= s__state) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && blastFlag <= 3) && s__state <= 4432)) || ((blastFlag <= 1 && 4352 <= s__state) && s__state <= 4432) - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: ((!(12292 == \old(initial_state)) || (((4560 <= s__state && s__s3__flags + 2 <= 0) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && blastFlag <= 3)) || (4560 <= s__state && blastFlag <= 2)) || ((s__hit == 0 && 4560 <= s__state) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: !(12292 == \old(initial_state)) - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: (((((((s__hit == 0 && s__state <= 4416) && 4352 <= s__state) && blastFlag <= 2) || ((blastFlag <= 1 && s__state <= 4416) && 4352 <= s__state)) || !(12292 == \old(initial_state))) || ((((s__state <= 4416 && s__s3__flags + 2 <= 0) && 4352 <= s__state) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && blastFlag <= 3)) || (((s__state <= 4416 && s__s3__flags + 2 <= 0) && 4352 <= s__state) && blastFlag <= 2)) || ((((s__hit == 0 && s__state <= 4416) && 4352 <= s__state) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && blastFlag <= 3) - InvariantResult [Line: 172]: Loop Invariant Derived loop invariant: ((((((blastFlag <= 4 && s__state <= 4528) && s__s3__flags + 2 <= 0) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && 4432 <= s__state) || ((((blastFlag <= 4 && s__state <= 4528) && s__hit == 0) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && 4432 <= s__state)) || !(12292 == \old(initial_state))) || ((s__state <= 4528 && 4432 <= s__state) && blastFlag <= 2) - InvariantResult [Line: 112]: Loop Invariant Derived loop invariant: (((((((s__hit == 0 && s__state <= 4416) && 4352 <= s__state) && blastFlag <= 2) || ((blastFlag <= 1 && s__state <= 4416) && 4352 <= s__state)) || !(12292 == \old(initial_state))) || ((((s__state <= 4416 && s__s3__flags + 2 <= 0) && 4352 <= s__state) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && blastFlag <= 3)) || (((s__state <= 4416 && s__s3__flags + 2 <= 0) && 4352 <= s__state) && blastFlag <= 2)) || ((((s__hit == 0 && s__state <= 4416) && 4352 <= s__state) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && blastFlag <= 3) - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: ((((((blastFlag <= 4 && s__hit == 0) && s__state <= 4480) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && 4432 <= s__state) || !(12292 == \old(initial_state))) || ((s__state <= 4480 && 4432 <= s__state) && blastFlag <= 2)) || ((((blastFlag <= 4 && s__s3__flags + 2 <= 0) && s__state <= 4480) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && 4432 <= s__state) - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: (((((((blastFlag <= 1 && s__state <= 4352) && 4352 <= s__state) || (((s__state <= 4352 && s__s3__flags + 2 <= 0) && 4352 <= s__state) && blastFlag <= 2)) || !(12292 == \old(initial_state))) || ((((s__state <= 4352 && s__s3__flags + 2 <= 0) && 4352 <= s__state) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && blastFlag <= 3)) || (((s__state <= 4352 && s__hit == 0) && 4352 <= s__state) && blastFlag <= 2)) || ((((s__state <= 4352 && s__hit == 0) && 4352 <= s__state) && s__s3__tmp__next_state___0 == 4560) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296)) || ((((s__state <= 4352 && s__hit == 0) && 4352 <= s__state) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && blastFlag <= 3) - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: ((((4432 <= s__state && blastFlag <= 2) && s__state <= 4464) || ((((blastFlag <= 4 && s__hit == 0) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && 4432 <= s__state) && s__state <= 4464)) || !(12292 == \old(initial_state))) || ((((blastFlag <= 4 && s__s3__flags + 2 <= 0) && s__s3__tmp__new_cipher__algorithms + 256 == (s__s3__tmp__new_cipher__algorithms + 256) / 4294967296 * 4294967296) && 4432 <= s__state) && s__state <= 4464) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 132 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 26.3s, OverallIterations: 24, TraceHistogramMax: 18, AutomataDifference: 5.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4476 SDtfs, 2356 SDslu, 2845 SDs, 0 SdLazy, 2004 SolverSat, 530 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 127 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8639occurred in iteration=22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.0s AutomataMinimizationTime, 24 MinimizatonAttempts, 5269 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 26 LocationsWithAnnotation, 26 PreInvPairs, 609 NumberOfFragments, 1336 HoareAnnotationTreeSize, 26 FomulaSimplifications, 570937 FormulaSimplificationTreeSizeReduction, 2.4s HoareSimplificationTime, 26 FomulaSimplificationsInter, 641036 FormulaSimplificationTreeSizeReductionInter, 5.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 14.8s InterpolantComputationTime, 4833 NumberOfCodeBlocks, 4833 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 4809 ConstructedInterpolants, 0 QuantifiedInterpolants, 1964991 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 24 InterpolantComputations, 23 PerfectInterpolantSequences, 16244/16256 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...