/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=BIGGEST --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_srvr_8.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 21:00:21,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 21:00:21,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 21:00:21,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 21:00:21,455 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 21:00:21,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 21:00:21,457 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 21:00:21,459 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 21:00:21,460 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 21:00:21,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 21:00:21,462 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 21:00:21,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 21:00:21,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 21:00:21,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 21:00:21,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 21:00:21,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 21:00:21,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 21:00:21,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 21:00:21,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 21:00:21,471 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 21:00:21,472 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 21:00:21,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 21:00:21,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 21:00:21,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 21:00:21,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 21:00:21,478 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 21:00:21,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 21:00:21,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 21:00:21,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 21:00:21,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 21:00:21,480 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 21:00:21,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 21:00:21,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 21:00:21,483 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 21:00:21,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 21:00:21,484 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 21:00:21,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 21:00:21,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 21:00:21,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 21:00:21,486 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 21:00:21,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 21:00:21,487 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 [2020-10-12 21:00:21,513 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 21:00:21,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 21:00:21,515 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 21:00:21,515 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 21:00:21,515 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 21:00:21,515 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 21:00:21,516 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 21:00:21,516 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 21:00:21,516 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 21:00:21,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 21:00:21,516 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 21:00:21,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 21:00:21,517 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 21:00:21,517 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 21:00:21,517 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 21:00:21,517 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 21:00:21,517 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 21:00:21,518 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 21:00:21,518 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 21:00:21,518 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 21:00:21,518 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 21:00:21,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 21:00:21,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 21:00:21,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 21:00:21,519 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 21:00:21,519 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 21:00:21,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 21:00:21,520 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 21:00:21,520 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 21:00:21,520 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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 21:00:21,838 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 21:00:21,856 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 21:00:21,862 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 21:00:21,865 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 21:00:21,866 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 21:00:21,867 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_8.cil.c [2020-10-12 21:00:21,930 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/40d0e7da2/1456a107d03840539de711b9c0431e51/FLAG8fb6b1c3a [2020-10-12 21:00:22,448 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 21:00:22,448 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ssh-simplified/s3_srvr_8.cil.c [2020-10-12 21:00:22,461 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/40d0e7da2/1456a107d03840539de711b9c0431e51/FLAG8fb6b1c3a [2020-10-12 21:00:22,799 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/40d0e7da2/1456a107d03840539de711b9c0431e51 [2020-10-12 21:00:22,809 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 21:00:22,810 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 21:00:22,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 21:00:22,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 21:00:22,815 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 21:00:22,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 09:00:22" (1/1) ... [2020-10-12 21:00:22,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d73c255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:00:22, skipping insertion in model container [2020-10-12 21:00:22,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 09:00:22" (1/1) ... [2020-10-12 21:00:22,827 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 21:00:22,884 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 21:00:23,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 21:00:23,136 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 21:00:23,284 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 21:00:23,299 INFO L208 MainTranslator]: Completed translation [2020-10-12 21:00:23,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:00:23 WrapperNode [2020-10-12 21:00:23,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 21:00:23,300 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 21:00:23,300 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 21:00:23,301 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 21:00:23,314 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:00:23" (1/1) ... [2020-10-12 21:00:23,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:00:23" (1/1) ... [2020-10-12 21:00:23,323 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:00:23" (1/1) ... [2020-10-12 21:00:23,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:00:23" (1/1) ... [2020-10-12 21:00:23,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:00:23" (1/1) ... [2020-10-12 21:00:23,351 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:00:23" (1/1) ... [2020-10-12 21:00:23,354 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:00:23" (1/1) ... [2020-10-12 21:00:23,364 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 21:00:23,365 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 21:00:23,365 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 21:00:23,365 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 21:00:23,366 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:00:23" (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 [2020-10-12 21:00:23,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 21:00:23,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 21:00:23,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2020-10-12 21:00:23,436 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 21:00:23,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 21:00:23,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-10-12 21:00:23,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 21:00:23,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-12 21:00:23,437 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2020-10-12 21:00:23,437 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 21:00:23,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 21:00:23,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 21:00:23,666 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 21:00:24,173 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2020-10-12 21:00:24,173 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2020-10-12 21:00:24,185 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 21:00:24,186 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-12 21:00:24,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 09:00:24 BoogieIcfgContainer [2020-10-12 21:00:24,192 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 21:00:24,194 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 21:00:24,194 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 21:00:24,198 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 21:00:24,198 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 09:00:22" (1/3) ... [2020-10-12 21:00:24,199 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@193c910c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 09:00:24, skipping insertion in model container [2020-10-12 21:00:24,199 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:00:23" (2/3) ... [2020-10-12 21:00:24,200 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@193c910c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 09:00:24, skipping insertion in model container [2020-10-12 21:00:24,200 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 09:00:24" (3/3) ... [2020-10-12 21:00:24,202 INFO L109 eAbstractionObserver]: Analyzing ICFG s3_srvr_8.cil.c [2020-10-12 21:00:24,213 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 21:00:24,222 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 21:00:24,236 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 21:00:24,263 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 21:00:24,263 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 21:00:24,264 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 21:00:24,264 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 21:00:24,264 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 21:00:24,264 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 21:00:24,264 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 21:00:24,265 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 21:00:24,287 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states. [2020-10-12 21:00:24,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-12 21:00:24,298 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 21:00:24,299 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 21:00:24,300 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 21:00:24,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 21:00:24,306 INFO L82 PathProgramCache]: Analyzing trace with hash -617772913, now seen corresponding path program 1 times [2020-10-12 21:00:24,312 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 21:00:24,313 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [272275663] [2020-10-12 21:00:24,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 21:00:24,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:24,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:24,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:25,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:25,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:25,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-12 21:00:25,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 21:00:25,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 665 [2020-10-12 21:00:25,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:25,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 21:00:25,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-12 21:00:25,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 21:00:25,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 21:00:25,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 21:00:25,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:25,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:25,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:25,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 21:00:25,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 21:00:25,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 21:00:25,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:25,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 21:00:25,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 21:00:25,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 21:00:25,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 21:00:25,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 21:00:25,320 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [272275663] [2020-10-12 21:00:25,322 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 21:00:25,322 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-12 21:00:25,323 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749654469] [2020-10-12 21:00:25,328 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-12 21:00:25,329 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 21:00:25,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-12 21:00:25,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-12 21:00:25,346 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 5 states. [2020-10-12 21:00:25,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 21:00:25,629 INFO L93 Difference]: Finished difference Result 323 states and 548 transitions. [2020-10-12 21:00:25,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-12 21:00:25,631 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 47 [2020-10-12 21:00:25,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 21:00:25,645 INFO L225 Difference]: With dead ends: 323 [2020-10-12 21:00:25,645 INFO L226 Difference]: Without dead ends: 160 [2020-10-12 21:00:25,650 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 [2020-10-12 21:00:25,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2020-10-12 21:00:25,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 157. [2020-10-12 21:00:25,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2020-10-12 21:00:25,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 236 transitions. [2020-10-12 21:00:25,706 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 236 transitions. Word has length 47 [2020-10-12 21:00:25,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 21:00:25,707 INFO L479 AbstractCegarLoop]: Abstraction has 157 states and 236 transitions. [2020-10-12 21:00:25,707 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-12 21:00:25,707 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 236 transitions. [2020-10-12 21:00:25,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-12 21:00:25,710 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 21:00:25,711 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 21:00:25,711 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 21:00:25,711 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 21:00:25,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 21:00:25,712 INFO L82 PathProgramCache]: Analyzing trace with hash 1925191086, now seen corresponding path program 1 times [2020-10-12 21:00:25,712 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 21:00:25,712 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [262979295] [2020-10-12 21:00:25,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 21:00:25,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:25,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:25,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:25,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:25,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:25,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-12 21:00:25,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 21:00:25,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 233 [2020-10-12 21:00:25,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:25,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 21:00:25,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-12 21:00:25,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 21:00:25,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 21:00:26,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 21:00:26,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:26,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:26,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:26,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 21:00:26,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 21:00:26,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 21:00:26,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:26,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 21:00:26,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 21:00:26,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 21:00:26,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 21:00:26,025 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 21:00:26,026 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [262979295] [2020-10-12 21:00:26,026 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 21:00:26,026 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-12 21:00:26,027 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76424892] [2020-10-12 21:00:26,031 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-12 21:00:26,032 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 21:00:26,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-12 21:00:26,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-12 21:00:26,038 INFO L87 Difference]: Start difference. First operand 157 states and 236 transitions. Second operand 3 states. [2020-10-12 21:00:26,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 21:00:26,240 INFO L93 Difference]: Finished difference Result 326 states and 499 transitions. [2020-10-12 21:00:26,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-12 21:00:26,241 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2020-10-12 21:00:26,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 21:00:26,244 INFO L225 Difference]: With dead ends: 326 [2020-10-12 21:00:26,244 INFO L226 Difference]: Without dead ends: 182 [2020-10-12 21:00:26,246 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 [2020-10-12 21:00:26,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2020-10-12 21:00:26,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 178. [2020-10-12 21:00:26,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 178 states. [2020-10-12 21:00:26,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 262 transitions. [2020-10-12 21:00:26,269 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 262 transitions. Word has length 63 [2020-10-12 21:00:26,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 21:00:26,269 INFO L479 AbstractCegarLoop]: Abstraction has 178 states and 262 transitions. [2020-10-12 21:00:26,269 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-12 21:00:26,269 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 262 transitions. [2020-10-12 21:00:26,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-12 21:00:26,275 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 21:00:26,275 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 21:00:26,275 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 21:00:26,276 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 21:00:26,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 21:00:26,276 INFO L82 PathProgramCache]: Analyzing trace with hash -79560674, now seen corresponding path program 1 times [2020-10-12 21:00:26,276 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 21:00:26,277 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1343297898] [2020-10-12 21:00:26,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 21:00:26,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:26,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:26,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:26,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:26,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-12 21:00:26,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 21:00:26,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 143 [2020-10-12 21:00:26,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:26,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 21:00:26,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 50 [2020-10-12 21:00:26,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-12 21:00:26,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 21:00:26,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 21:00:26,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:26,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:26,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:26,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 21:00:26,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 21:00:26,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 21:00:26,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:26,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 21:00:26,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 21:00:26,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 21:00:26,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 21:00:26,497 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-12 21:00:26,497 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1343297898] [2020-10-12 21:00:26,497 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 21:00:26,498 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-12 21:00:26,498 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479048577] [2020-10-12 21:00:26,498 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-12 21:00:26,499 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 21:00:26,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-12 21:00:26,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-12 21:00:26,499 INFO L87 Difference]: Start difference. First operand 178 states and 262 transitions. Second operand 3 states. [2020-10-12 21:00:26,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 21:00:26,568 INFO L93 Difference]: Finished difference Result 506 states and 751 transitions. [2020-10-12 21:00:26,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-12 21:00:26,569 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 84 [2020-10-12 21:00:26,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 21:00:26,572 INFO L225 Difference]: With dead ends: 506 [2020-10-12 21:00:26,573 INFO L226 Difference]: Without dead ends: 341 [2020-10-12 21:00:26,574 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 [2020-10-12 21:00:26,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2020-10-12 21:00:26,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 341. [2020-10-12 21:00:26,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 341 states. [2020-10-12 21:00:26,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 498 transitions. [2020-10-12 21:00:26,600 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 498 transitions. Word has length 84 [2020-10-12 21:00:26,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 21:00:26,601 INFO L479 AbstractCegarLoop]: Abstraction has 341 states and 498 transitions. [2020-10-12 21:00:26,601 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-12 21:00:26,601 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 498 transitions. [2020-10-12 21:00:26,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-10-12 21:00:26,603 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 21:00:26,604 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 21:00:26,604 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 21:00:26,604 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 21:00:26,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 21:00:26,605 INFO L82 PathProgramCache]: Analyzing trace with hash -2046038203, now seen corresponding path program 1 times [2020-10-12 21:00:26,605 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 21:00:26,605 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [150257025] [2020-10-12 21:00:26,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 21:00:26,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:26,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:26,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:26,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:26,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-12 21:00:26,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 21:00:26,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 174 [2020-10-12 21:00:26,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:26,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 21:00:26,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 92 [2020-10-12 21:00:26,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-12 21:00:26,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 21:00:26,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 21:00:26,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:26,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:26,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:26,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 21:00:26,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 21:00:26,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 21:00:26,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:26,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 21:00:26,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 21:00:26,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 21:00:26,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 21:00:26,911 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-10-12 21:00:26,913 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [150257025] [2020-10-12 21:00:26,913 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 21:00:26,914 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-12 21:00:26,914 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482972989] [2020-10-12 21:00:26,915 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-12 21:00:26,916 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 21:00:26,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-12 21:00:26,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-12 21:00:26,917 INFO L87 Difference]: Start difference. First operand 341 states and 498 transitions. Second operand 3 states. [2020-10-12 21:00:27,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 21:00:27,158 INFO L93 Difference]: Finished difference Result 775 states and 1167 transitions. [2020-10-12 21:00:27,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-12 21:00:27,159 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 124 [2020-10-12 21:00:27,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 21:00:27,164 INFO L225 Difference]: With dead ends: 775 [2020-10-12 21:00:27,164 INFO L226 Difference]: Without dead ends: 447 [2020-10-12 21:00:27,166 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 [2020-10-12 21:00:27,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2020-10-12 21:00:27,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 423. [2020-10-12 21:00:27,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 423 states. [2020-10-12 21:00:27,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 596 transitions. [2020-10-12 21:00:27,196 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 596 transitions. Word has length 124 [2020-10-12 21:00:27,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 21:00:27,199 INFO L479 AbstractCegarLoop]: Abstraction has 423 states and 596 transitions. [2020-10-12 21:00:27,199 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-12 21:00:27,199 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 596 transitions. [2020-10-12 21:00:27,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-12 21:00:27,209 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 21:00:27,209 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2020-10-12 21:00:27,210 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-12 21:00:27,210 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 21:00:27,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 21:00:27,211 INFO L82 PathProgramCache]: Analyzing trace with hash -1800348030, now seen corresponding path program 1 times [2020-10-12 21:00:27,211 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 21:00:27,211 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [160902529] [2020-10-12 21:00:27,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 21:00:27,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:27,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:27,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:27,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:27,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:27,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:27,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:28,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:28,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-12 21:00:28,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 21:00:28,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 733 [2020-10-12 21:00:28,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:28,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 21:00:28,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 92 [2020-10-12 21:00:28,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 21:00:28,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 21:00:28,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 21:00:28,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:28,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:28,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:28,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 21:00:28,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 21:00:28,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 21:00:28,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:28,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 21:00:28,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 21:00:28,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 21:00:28,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 21:00:28,079 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-10-12 21:00:28,080 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [160902529] [2020-10-12 21:00:28,080 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 21:00:28,080 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-12 21:00:28,080 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508241043] [2020-10-12 21:00:28,081 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-12 21:00:28,081 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 21:00:28,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-12 21:00:28,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-12 21:00:28,082 INFO L87 Difference]: Start difference. First operand 423 states and 596 transitions. Second operand 3 states. [2020-10-12 21:00:28,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 21:00:28,282 INFO L93 Difference]: Finished difference Result 960 states and 1387 transitions. [2020-10-12 21:00:28,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-12 21:00:28,283 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 137 [2020-10-12 21:00:28,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 21:00:28,287 INFO L225 Difference]: With dead ends: 960 [2020-10-12 21:00:28,287 INFO L226 Difference]: Without dead ends: 548 [2020-10-12 21:00:28,288 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 [2020-10-12 21:00:28,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 548 states. [2020-10-12 21:00:28,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 548 to 525. [2020-10-12 21:00:28,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 525 states. [2020-10-12 21:00:28,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 525 states and 764 transitions. [2020-10-12 21:00:28,308 INFO L78 Accepts]: Start accepts. Automaton has 525 states and 764 transitions. Word has length 137 [2020-10-12 21:00:28,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 21:00:28,309 INFO L479 AbstractCegarLoop]: Abstraction has 525 states and 764 transitions. [2020-10-12 21:00:28,309 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-12 21:00:28,309 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 764 transitions. [2020-10-12 21:00:28,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-10-12 21:00:28,312 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 21:00:28,312 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-12 21:00:28,312 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-12 21:00:28,312 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 21:00:28,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 21:00:28,313 INFO L82 PathProgramCache]: Analyzing trace with hash -1962751594, now seen corresponding path program 1 times [2020-10-12 21:00:28,313 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 21:00:28,313 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1840900230] [2020-10-12 21:00:28,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 21:00:28,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:28,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:28,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:28,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:28,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:28,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:28,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-10-12 21:00:28,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 21:00:28,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 398 [2020-10-12 21:00:28,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:28,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 21:00:28,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 132 [2020-10-12 21:00:28,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-12 21:00:28,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 21:00:28,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 21:00:28,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:28,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:28,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:28,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 21:00:28,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 21:00:28,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 21:00:28,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:28,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 21:00:28,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 21:00:28,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 21:00:28,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 21:00:28,818 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-10-12 21:00:28,819 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1840900230] [2020-10-12 21:00:28,820 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 21:00:28,820 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-12 21:00:28,820 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834001119] [2020-10-12 21:00:28,821 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-12 21:00:28,821 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 21:00:28,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-12 21:00:28,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-12 21:00:28,822 INFO L87 Difference]: Start difference. First operand 525 states and 764 transitions. Second operand 3 states. [2020-10-12 21:00:28,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 21:00:28,889 INFO L93 Difference]: Finished difference Result 1287 states and 1880 transitions. [2020-10-12 21:00:28,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-12 21:00:28,890 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 166 [2020-10-12 21:00:28,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 21:00:28,895 INFO L225 Difference]: With dead ends: 1287 [2020-10-12 21:00:28,895 INFO L226 Difference]: Without dead ends: 775 [2020-10-12 21:00:28,897 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 [2020-10-12 21:00:28,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 775 states. [2020-10-12 21:00:28,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 775 to 775. [2020-10-12 21:00:28,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 775 states. [2020-10-12 21:00:28,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 775 states and 1124 transitions. [2020-10-12 21:00:28,929 INFO L78 Accepts]: Start accepts. Automaton has 775 states and 1124 transitions. Word has length 166 [2020-10-12 21:00:28,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 21:00:28,930 INFO L479 AbstractCegarLoop]: Abstraction has 775 states and 1124 transitions. [2020-10-12 21:00:28,930 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-12 21:00:28,930 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1124 transitions. [2020-10-12 21:00:28,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-10-12 21:00:28,934 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 21:00:28,935 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-12 21:00:28,935 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-12 21:00:28,935 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 21:00:28,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 21:00:28,936 INFO L82 PathProgramCache]: Analyzing trace with hash -1253363479, now seen corresponding path program 1 times [2020-10-12 21:00:28,936 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 21:00:28,936 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [536607303] [2020-10-12 21:00:28,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 21:00:28,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:29,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:29,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:29,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:29,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:29,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:29,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:29,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:29,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 175 [2020-10-12 21:00:29,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 21:00:29,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 644 [2020-10-12 21:00:29,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:29,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 21:00:29,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 133 [2020-10-12 21:00:29,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-12 21:00:29,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 21:00:29,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 21:00:29,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:29,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:29,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:29,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 21:00:29,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 21:00:29,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 21:00:29,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:29,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 21:00:29,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 21:00:29,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 21:00:29,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 21:00:29,691 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-10-12 21:00:29,691 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [536607303] [2020-10-12 21:00:29,692 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 21:00:29,692 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-12 21:00:29,692 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771030392] [2020-10-12 21:00:29,693 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-12 21:00:29,693 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 21:00:29,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-12 21:00:29,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-12 21:00:29,693 INFO L87 Difference]: Start difference. First operand 775 states and 1124 transitions. Second operand 3 states. [2020-10-12 21:00:29,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 21:00:29,773 INFO L93 Difference]: Finished difference Result 1788 states and 2602 transitions. [2020-10-12 21:00:29,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-12 21:00:29,774 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 167 [2020-10-12 21:00:29,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 21:00:29,782 INFO L225 Difference]: With dead ends: 1788 [2020-10-12 21:00:29,782 INFO L226 Difference]: Without dead ends: 1026 [2020-10-12 21:00:29,785 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 [2020-10-12 21:00:29,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1026 states. [2020-10-12 21:00:29,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1026 to 1026. [2020-10-12 21:00:29,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1026 states. [2020-10-12 21:00:29,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 1026 states and 1485 transitions. [2020-10-12 21:00:29,826 INFO L78 Accepts]: Start accepts. Automaton has 1026 states and 1485 transitions. Word has length 167 [2020-10-12 21:00:29,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 21:00:29,827 INFO L479 AbstractCegarLoop]: Abstraction has 1026 states and 1485 transitions. [2020-10-12 21:00:29,827 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-12 21:00:29,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1485 transitions. [2020-10-12 21:00:29,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-10-12 21:00:29,832 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 21:00:29,833 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-12 21:00:29,833 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-12 21:00:29,833 INFO L427 AbstractCegarLoop]: === Iteration 8 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 21:00:29,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 21:00:29,834 INFO L82 PathProgramCache]: Analyzing trace with hash -116802159, now seen corresponding path program 1 times [2020-10-12 21:00:29,834 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 21:00:29,835 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2056780456] [2020-10-12 21:00:29,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 21:00:29,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:29,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:29,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:30,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:30,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:30,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:30,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 176 [2020-10-12 21:00:30,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 21:00:30,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 381 [2020-10-12 21:00:30,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:30,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 21:00:30,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 135 [2020-10-12 21:00:30,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-12 21:00:30,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 21:00:30,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 21:00:30,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:30,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:30,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:30,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 21:00:30,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 21:00:30,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 21:00:30,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:30,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 21:00:30,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 21:00:30,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 21:00:30,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 21:00:30,350 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-10-12 21:00:30,350 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2056780456] [2020-10-12 21:00:30,351 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 21:00:30,351 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-12 21:00:30,351 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455350021] [2020-10-12 21:00:30,352 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-12 21:00:30,352 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 21:00:30,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-12 21:00:30,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-12 21:00:30,352 INFO L87 Difference]: Start difference. First operand 1026 states and 1485 transitions. Second operand 3 states. [2020-10-12 21:00:30,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 21:00:30,529 INFO L93 Difference]: Finished difference Result 2163 states and 3173 transitions. [2020-10-12 21:00:30,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-12 21:00:30,529 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 168 [2020-10-12 21:00:30,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 21:00:30,536 INFO L225 Difference]: With dead ends: 2163 [2020-10-12 21:00:30,536 INFO L226 Difference]: Without dead ends: 1150 [2020-10-12 21:00:30,539 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 [2020-10-12 21:00:30,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1150 states. [2020-10-12 21:00:30,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1150 to 1150. [2020-10-12 21:00:30,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1150 states. [2020-10-12 21:00:30,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 1150 states and 1629 transitions. [2020-10-12 21:00:30,573 INFO L78 Accepts]: Start accepts. Automaton has 1150 states and 1629 transitions. Word has length 168 [2020-10-12 21:00:30,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 21:00:30,574 INFO L479 AbstractCegarLoop]: Abstraction has 1150 states and 1629 transitions. [2020-10-12 21:00:30,574 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-12 21:00:30,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1629 transitions. [2020-10-12 21:00:30,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2020-10-12 21:00:30,578 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 21:00:30,579 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 21:00:30,579 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-12 21:00:30,579 INFO L427 AbstractCegarLoop]: === Iteration 9 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 21:00:30,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 21:00:30,579 INFO L82 PathProgramCache]: Analyzing trace with hash -304112884, now seen corresponding path program 1 times [2020-10-12 21:00:30,580 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 21:00:30,580 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [358273768] [2020-10-12 21:00:30,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 21:00:30,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:30,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:30,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:30,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:30,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-10-12 21:00:30,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 21:00:30,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 168 [2020-10-12 21:00:30,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:30,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 21:00:30,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-12 21:00:30,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-12 21:00:30,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 21:00:30,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 21:00:30,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:30,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:30,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:30,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 21:00:30,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 21:00:30,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 21:00:30,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:30,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 21:00:30,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 21:00:30,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 21:00:30,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 21:00:30,860 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2020-10-12 21:00:30,861 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [358273768] [2020-10-12 21:00:30,861 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 21:00:30,861 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-12 21:00:30,861 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462075586] [2020-10-12 21:00:30,862 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-12 21:00:30,862 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 21:00:30,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-12 21:00:30,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-12 21:00:30,863 INFO L87 Difference]: Start difference. First operand 1150 states and 1629 transitions. Second operand 3 states. [2020-10-12 21:00:30,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 21:00:30,972 INFO L93 Difference]: Finished difference Result 2573 states and 3654 transitions. [2020-10-12 21:00:30,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-12 21:00:30,973 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 196 [2020-10-12 21:00:30,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 21:00:30,983 INFO L225 Difference]: With dead ends: 2573 [2020-10-12 21:00:30,983 INFO L226 Difference]: Without dead ends: 1436 [2020-10-12 21:00:30,987 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 [2020-10-12 21:00:30,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1436 states. [2020-10-12 21:00:31,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1436 to 1436. [2020-10-12 21:00:31,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1436 states. [2020-10-12 21:00:31,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1436 states and 2035 transitions. [2020-10-12 21:00:31,087 INFO L78 Accepts]: Start accepts. Automaton has 1436 states and 2035 transitions. Word has length 196 [2020-10-12 21:00:31,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 21:00:31,088 INFO L479 AbstractCegarLoop]: Abstraction has 1436 states and 2035 transitions. [2020-10-12 21:00:31,088 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-12 21:00:31,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 2035 transitions. [2020-10-12 21:00:31,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-10-12 21:00:31,093 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 21:00:31,093 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 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] [2020-10-12 21:00:31,094 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-12 21:00:31,094 INFO L427 AbstractCegarLoop]: === Iteration 10 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 21:00:31,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 21:00:31,094 INFO L82 PathProgramCache]: Analyzing trace with hash 1092711981, now seen corresponding path program 1 times [2020-10-12 21:00:31,095 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 21:00:31,095 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [812108607] [2020-10-12 21:00:31,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 21:00:31,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:31,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:31,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:31,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:31,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-12 21:00:31,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 21:00:31,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 263 [2020-10-12 21:00:31,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:31,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 21:00:31,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 200 [2020-10-12 21:00:31,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-12 21:00:31,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 21:00:31,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 21:00:31,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:31,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:31,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:31,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 21:00:31,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 21:00:31,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 21:00:31,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:31,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 21:00:31,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 21:00:31,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 21:00:31,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 21:00:31,486 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2020-10-12 21:00:31,486 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [812108607] [2020-10-12 21:00:31,486 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 21:00:31,487 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-12 21:00:31,487 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997011561] [2020-10-12 21:00:31,487 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-12 21:00:31,488 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 21:00:31,488 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-12 21:00:31,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-12 21:00:31,488 INFO L87 Difference]: Start difference. First operand 1436 states and 2035 transitions. Second operand 3 states. [2020-10-12 21:00:31,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 21:00:31,720 INFO L93 Difference]: Finished difference Result 3072 states and 4436 transitions. [2020-10-12 21:00:31,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-12 21:00:31,720 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 232 [2020-10-12 21:00:31,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 21:00:31,729 INFO L225 Difference]: With dead ends: 3072 [2020-10-12 21:00:31,729 INFO L226 Difference]: Without dead ends: 1431 [2020-10-12 21:00:31,733 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 [2020-10-12 21:00:31,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1431 states. [2020-10-12 21:00:31,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1431 to 1431. [2020-10-12 21:00:31,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1431 states. [2020-10-12 21:00:31,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1431 states and 2017 transitions. [2020-10-12 21:00:31,779 INFO L78 Accepts]: Start accepts. Automaton has 1431 states and 2017 transitions. Word has length 232 [2020-10-12 21:00:31,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 21:00:31,780 INFO L479 AbstractCegarLoop]: Abstraction has 1431 states and 2017 transitions. [2020-10-12 21:00:31,780 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-12 21:00:31,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 2017 transitions. [2020-10-12 21:00:31,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-10-12 21:00:31,785 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 21:00:31,785 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 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] [2020-10-12 21:00:31,785 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-12 21:00:31,785 INFO L427 AbstractCegarLoop]: === Iteration 11 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 21:00:31,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 21:00:31,786 INFO L82 PathProgramCache]: Analyzing trace with hash -279095317, now seen corresponding path program 1 times [2020-10-12 21:00:31,786 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 21:00:31,786 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [42656009] [2020-10-12 21:00:31,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 21:00:31,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:31,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:31,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:32,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:32,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:32,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:32,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-12 21:00:32,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 21:00:32,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 411 [2020-10-12 21:00:32,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:32,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 21:00:32,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 198 [2020-10-12 21:00:32,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-12 21:00:32,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 21:00:32,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 21:00:32,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:32,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:32,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:32,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 21:00:32,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 21:00:32,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 21:00:32,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:32,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 21:00:32,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 21:00:32,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 21:00:32,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 21:00:32,362 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2020-10-12 21:00:32,362 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [42656009] [2020-10-12 21:00:32,363 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 21:00:32,363 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-12 21:00:32,363 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89585077] [2020-10-12 21:00:32,364 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-12 21:00:32,364 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 21:00:32,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-12 21:00:32,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-12 21:00:32,365 INFO L87 Difference]: Start difference. First operand 1431 states and 2017 transitions. Second operand 3 states. [2020-10-12 21:00:32,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 21:00:32,466 INFO L93 Difference]: Finished difference Result 3134 states and 4426 transitions. [2020-10-12 21:00:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-12 21:00:32,467 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 232 [2020-10-12 21:00:32,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 21:00:32,477 INFO L225 Difference]: With dead ends: 3134 [2020-10-12 21:00:32,477 INFO L226 Difference]: Without dead ends: 1716 [2020-10-12 21:00:32,481 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 [2020-10-12 21:00:32,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1716 states. [2020-10-12 21:00:32,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1716 to 1716. [2020-10-12 21:00:32,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1716 states. [2020-10-12 21:00:32,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 1716 states and 2421 transitions. [2020-10-12 21:00:32,550 INFO L78 Accepts]: Start accepts. Automaton has 1716 states and 2421 transitions. Word has length 232 [2020-10-12 21:00:32,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 21:00:32,550 INFO L479 AbstractCegarLoop]: Abstraction has 1716 states and 2421 transitions. [2020-10-12 21:00:32,551 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-12 21:00:32,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 2421 transitions. [2020-10-12 21:00:32,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2020-10-12 21:00:32,561 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 21:00:32,561 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 21:00:32,562 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-12 21:00:32,562 INFO L427 AbstractCegarLoop]: === Iteration 12 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 21:00:32,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 21:00:32,563 INFO L82 PathProgramCache]: Analyzing trace with hash 2015966844, now seen corresponding path program 1 times [2020-10-12 21:00:32,563 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 21:00:32,563 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [19175774] [2020-10-12 21:00:32,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 21:00:32,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:32,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:32,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:32,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:33,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:33,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:33,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:33,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 353 [2020-10-12 21:00:33,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 21:00:33,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1261 [2020-10-12 21:00:33,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:33,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 21:00:33,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 240 [2020-10-12 21:00:33,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-12 21:00:33,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 21:00:34,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 21:00:34,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:34,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:34,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:34,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 21:00:34,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 21:00:34,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 21:00:34,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:34,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 21:00:34,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 21:00:34,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 21:00:34,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 21:00:34,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1088 backedges. 605 proven. 0 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2020-10-12 21:00:34,199 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [19175774] [2020-10-12 21:00:34,199 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 21:00:34,199 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-12 21:00:34,200 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777215460] [2020-10-12 21:00:34,201 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-12 21:00:34,201 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 21:00:34,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-12 21:00:34,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-12 21:00:34,202 INFO L87 Difference]: Start difference. First operand 1716 states and 2421 transitions. Second operand 3 states. [2020-10-12 21:00:34,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 21:00:34,308 INFO L93 Difference]: Finished difference Result 3466 states and 4879 transitions. [2020-10-12 21:00:34,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-12 21:00:34,309 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 345 [2020-10-12 21:00:34,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 21:00:34,323 INFO L225 Difference]: With dead ends: 3466 [2020-10-12 21:00:34,323 INFO L226 Difference]: Without dead ends: 1763 [2020-10-12 21:00:34,333 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 [2020-10-12 21:00:34,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1763 states. [2020-10-12 21:00:34,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1763 to 1763. [2020-10-12 21:00:34,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1763 states. [2020-10-12 21:00:34,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 1763 states and 2473 transitions. [2020-10-12 21:00:34,436 INFO L78 Accepts]: Start accepts. Automaton has 1763 states and 2473 transitions. Word has length 345 [2020-10-12 21:00:34,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 21:00:34,437 INFO L479 AbstractCegarLoop]: Abstraction has 1763 states and 2473 transitions. [2020-10-12 21:00:34,437 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-12 21:00:34,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 2473 transitions. [2020-10-12 21:00:34,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2020-10-12 21:00:34,455 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 21:00:34,459 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 7, 7, 7, 7, 7, 7, 7, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 21:00:34,459 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-12 21:00:34,459 INFO L427 AbstractCegarLoop]: === Iteration 13 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 21:00:34,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 21:00:34,460 INFO L82 PathProgramCache]: Analyzing trace with hash -1802128594, now seen corresponding path program 1 times [2020-10-12 21:00:34,460 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 21:00:34,461 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [823821393] [2020-10-12 21:00:34,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 21:00:34,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:34,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:34,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:34,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:34,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:34,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:34,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:35,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:35,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:35,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:35,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 391 [2020-10-12 21:00:35,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-12 21:00:35,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1029 [2020-10-12 21:00:35,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:35,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 21:00:35,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 284 [2020-10-12 21:00:35,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-12 21:00:35,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 21:00:35,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 21:00:35,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:35,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:35,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:35,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 21:00:35,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 21:00:35,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 21:00:35,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:35,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 21:00:35,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 21:00:35,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 21:00:35,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 21:00:35,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1373 backedges. 691 proven. 0 refuted. 0 times theorem prover too weak. 682 trivial. 0 not checked. [2020-10-12 21:00:35,742 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [823821393] [2020-10-12 21:00:35,742 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 21:00:35,743 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-12 21:00:35,743 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393620178] [2020-10-12 21:00:35,744 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-12 21:00:35,744 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 21:00:35,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-12 21:00:35,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-12 21:00:35,745 INFO L87 Difference]: Start difference. First operand 1763 states and 2473 transitions. Second operand 3 states. [2020-10-12 21:00:35,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 21:00:35,826 INFO L93 Difference]: Finished difference Result 5259 states and 7381 transitions. [2020-10-12 21:00:35,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-12 21:00:35,827 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 383 [2020-10-12 21:00:35,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 21:00:35,840 INFO L225 Difference]: With dead ends: 5259 [2020-10-12 21:00:35,840 INFO L226 Difference]: Without dead ends: 2047 [2020-10-12 21:00:35,850 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 [2020-10-12 21:00:35,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2047 states. [2020-10-12 21:00:35,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2047 to 2045. [2020-10-12 21:00:35,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2045 states. [2020-10-12 21:00:35,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 2045 states and 2858 transitions. [2020-10-12 21:00:35,916 INFO L78 Accepts]: Start accepts. Automaton has 2045 states and 2858 transitions. Word has length 383 [2020-10-12 21:00:35,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 21:00:35,917 INFO L479 AbstractCegarLoop]: Abstraction has 2045 states and 2858 transitions. [2020-10-12 21:00:35,917 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-12 21:00:35,917 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 2858 transitions. [2020-10-12 21:00:35,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2020-10-12 21:00:35,927 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 21:00:35,927 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 7, 7, 7, 7, 7, 7, 7, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 21:00:35,928 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-12 21:00:35,928 INFO L427 AbstractCegarLoop]: === Iteration 14 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 21:00:35,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 21:00:35,929 INFO L82 PathProgramCache]: Analyzing trace with hash 1751823412, now seen corresponding path program 1 times [2020-10-12 21:00:35,929 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 21:00:35,933 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1837584394] [2020-10-12 21:00:35,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 21:00:35,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:35,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:36,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:36,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:36,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:36,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:36,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:38,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:38,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 391 [2020-10-12 21:00:38,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 21:00:38,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2737 [2020-10-12 21:00:38,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:38,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 21:00:38,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 284 [2020-10-12 21:00:38,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-12 21:00:38,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 21:00:38,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 21:00:38,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 21:00:38,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 21:00:38,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 21:00:38,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 21:00:38,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 21:00:38,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 21:00:38,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 21:00:38,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 21:00:38,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 21:00:38,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 21:00:38,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 21:00:38,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1373 backedges. 688 proven. 26 refuted. 0 times theorem prover too weak. 659 trivial. 0 not checked. [2020-10-12 21:00:38,868 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1837584394] [2020-10-12 21:00:38,869 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 21:00:38,869 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2020-10-12 21:00:38,869 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257050057] [2020-10-12 21:00:38,870 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-12 21:00:38,871 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 21:00:38,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-12 21:00:38,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-12 21:00:38,871 INFO L87 Difference]: Start difference. First operand 2045 states and 2858 transitions. Second operand 4 states. [2020-10-12 21:00:39,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 21:00:39,200 INFO L93 Difference]: Finished difference Result 2615 states and 3677 transitions. [2020-10-12 21:00:39,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-12 21:00:39,201 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 383 [2020-10-12 21:00:39,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 21:00:39,202 INFO L225 Difference]: With dead ends: 2615 [2020-10-12 21:00:39,202 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 21:00:39,208 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 [2020-10-12 21:00:39,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 21:00:39,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 21:00:39,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 21:00:39,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 21:00:39,209 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 383 [2020-10-12 21:00:39,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 21:00:39,210 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 21:00:39,210 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-12 21:00:39,210 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 21:00:39,210 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 21:00:39,211 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-12 21:00:39,214 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 21:00:40,279 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2020-10-12 21:00:40,986 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2020-10-12 21:00:41,049 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-10-12 21:00:41,050 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-12 21:00:41,050 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-12 21:00:41,050 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-10-12 21:00:41,050 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-12 21:00:41,050 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-12 21:00:41,050 INFO L264 CegarLoopResult]: At program point L641(line 641) the Hoare annotation is: (and (<= 8464 main_~s~0) (<= main_~s~0 8464)) [2020-10-12 21:00:41,052 INFO L268 CegarLoopResult]: For program point L641-1(line 641) no Hoare annotation was computed. [2020-10-12 21:00:41,052 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 634 645) the Hoare annotation is: true [2020-10-12 21:00:41,052 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 634 645) no Hoare annotation was computed. [2020-10-12 21:00:41,052 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 634 645) no Hoare annotation was computed. [2020-10-12 21:00:41,052 INFO L268 CegarLoopResult]: For program point L498(lines 498 501) no Hoare annotation was computed. [2020-10-12 21:00:41,053 INFO L268 CegarLoopResult]: For program point L465(lines 465 467) no Hoare annotation was computed. [2020-10-12 21:00:41,053 INFO L268 CegarLoopResult]: For program point L399(lines 399 401) no Hoare annotation was computed. [2020-10-12 21:00:41,053 INFO L268 CegarLoopResult]: For program point L333(lines 333 363) no Hoare annotation was computed. [2020-10-12 21:00:41,053 INFO L264 CegarLoopResult]: At program point L201(lines 197 569) the Hoare annotation is: (let ((.cse0 (not (= ssl3_accept_~s__hit~0 0))) (.cse1 (<= 8672 ssl3_accept_~s__state~0))) (or (not (<= 8464 |ssl3_accept_#in~initial_state|)) (not (<= |ssl3_accept_#in~initial_state| 8464)) (and .cse0 .cse1 (= 6 ssl3_accept_~blastFlag~0)) (and (<= ssl3_accept_~blastFlag~0 3) .cse1) (and .cse0 (= 7 ssl3_accept_~blastFlag~0) .cse1) (and (<= ssl3_accept_~blastFlag~0 5) .cse0 .cse1))) [2020-10-12 21:00:41,053 INFO L264 CegarLoopResult]: At program point L102(lines 101 601) the Hoare annotation is: (let ((.cse0 (not (= ssl3_accept_~s__hit~0 0))) (.cse1 (<= 8672 ssl3_accept_~s__state~0))) (or (not (<= 8464 |ssl3_accept_#in~initial_state|)) (not (<= |ssl3_accept_#in~initial_state| 8464)) (and .cse0 (= 7 ssl3_accept_~blastFlag~0) .cse1) (and (<= ssl3_accept_~blastFlag~0 5) .cse0 .cse1) (and (<= ssl3_accept_~blastFlag~0 2) .cse1))) [2020-10-12 21:00:41,054 INFO L264 CegarLoopResult]: At program point L565(lines 98 620) the Hoare annotation is: (let ((.cse1 (= 8448 ssl3_accept_~s__state~0)) (.cse2 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 3)) (.cse0 (not (= ssl3_accept_~s__hit~0 0))) (.cse4 (<= ssl3_accept_~s__state~0 8672)) (.cse3 (<= ssl3_accept_~blastFlag~0 3)) (.cse5 (<= 8672 ssl3_accept_~s__state~0))) (or (not (<= 8464 |ssl3_accept_#in~initial_state|)) (and (<= ssl3_accept_~blastFlag~0 5) .cse0) (not (<= |ssl3_accept_#in~initial_state| 8464)) (and .cse1 (= ssl3_accept_~blastFlag~0 4) .cse2) (and .cse0 (= 7 ssl3_accept_~blastFlag~0)) (<= ssl3_accept_~s__state~0 3) (and .cse1 .cse3 .cse2) (and .cse4 .cse0 .cse5 (= 6 ssl3_accept_~blastFlag~0)) (<= ssl3_accept_~blastFlag~0 2) (and .cse4 .cse3 .cse5))) [2020-10-12 21:00:41,054 INFO L268 CegarLoopResult]: For program point L533(lines 533 535) no Hoare annotation was computed. [2020-10-12 21:00:41,054 INFO L268 CegarLoopResult]: For program point L533-2(lines 207 564) no Hoare annotation was computed. [2020-10-12 21:00:41,054 INFO L268 CegarLoopResult]: For program point L203(lines 203 567) no Hoare annotation was computed. [2020-10-12 21:00:41,054 INFO L268 CegarLoopResult]: For program point L170(lines 170 578) no Hoare annotation was computed. [2020-10-12 21:00:41,055 INFO L268 CegarLoopResult]: For program point L137(lines 137 589) no Hoare annotation was computed. [2020-10-12 21:00:41,055 INFO L268 CegarLoopResult]: For program point L104(lines 104 600) no Hoare annotation was computed. [2020-10-12 21:00:41,055 INFO L268 CegarLoopResult]: For program point L303(lines 303 310) no Hoare annotation was computed. [2020-10-12 21:00:41,055 INFO L268 CegarLoopResult]: For program point L303-2(lines 303 310) no Hoare annotation was computed. [2020-10-12 21:00:41,055 INFO L271 CegarLoopResult]: At program point L204(lines 203 567) the Hoare annotation is: true [2020-10-12 21:00:41,055 INFO L264 CegarLoopResult]: At program point L171(lines 167 579) the Hoare annotation is: (let ((.cse1 (not (= ssl3_accept_~s__hit~0 0))) (.cse0 (<= ssl3_accept_~s__state~0 8672))) (or (not (<= 8464 |ssl3_accept_#in~initial_state|)) (not (<= |ssl3_accept_#in~initial_state| 8464)) (and (<= ssl3_accept_~blastFlag~0 5) .cse0 .cse1) (and .cse0 .cse1 (= 7 ssl3_accept_~blastFlag~0)) (and .cse0 (<= ssl3_accept_~blastFlag~0 2)))) [2020-10-12 21:00:41,056 INFO L264 CegarLoopResult]: At program point L138(lines 134 590) the Hoare annotation is: (let ((.cse1 (not (= ssl3_accept_~s__hit~0 0))) (.cse0 (<= ssl3_accept_~s__state~0 8672))) (or (not (<= 8464 |ssl3_accept_#in~initial_state|)) (not (<= |ssl3_accept_#in~initial_state| 8464)) (and (<= ssl3_accept_~blastFlag~0 5) .cse0 .cse1) (and .cse0 .cse1 (= 7 ssl3_accept_~blastFlag~0)) (and .cse0 (<= ssl3_accept_~blastFlag~0 2)))) [2020-10-12 21:00:41,056 INFO L268 CegarLoopResult]: For program point L602(lines 602 618) no Hoare annotation was computed. [2020-10-12 21:00:41,057 INFO L268 CegarLoopResult]: For program point L503(lines 503 513) no Hoare annotation was computed. [2020-10-12 21:00:41,057 INFO L268 CegarLoopResult]: For program point L338(lines 338 361) no Hoare annotation was computed. [2020-10-12 21:00:41,058 INFO L271 CegarLoopResult]: At program point L206(lines 205 567) the Hoare annotation is: true [2020-10-12 21:00:41,058 INFO L268 CegarLoopResult]: For program point L173(lines 173 577) no Hoare annotation was computed. [2020-10-12 21:00:41,058 INFO L268 CegarLoopResult]: For program point L140(lines 140 588) no Hoare annotation was computed. [2020-10-12 21:00:41,058 INFO L268 CegarLoopResult]: For program point L107(lines 107 599) no Hoare annotation was computed. [2020-10-12 21:00:41,058 INFO L268 CegarLoopResult]: For program point L603(lines 603 617) no Hoare annotation was computed. [2020-10-12 21:00:41,058 INFO L268 CegarLoopResult]: For program point L273(lines 273 275) no Hoare annotation was computed. [2020-10-12 21:00:41,059 INFO L268 CegarLoopResult]: For program point L273-2(lines 207 564) no Hoare annotation was computed. [2020-10-12 21:00:41,059 INFO L268 CegarLoopResult]: For program point L604(lines 604 609) no Hoare annotation was computed. [2020-10-12 21:00:41,059 INFO L268 CegarLoopResult]: For program point L604-2(lines 603 617) no Hoare annotation was computed. [2020-10-12 21:00:41,059 INFO L268 CegarLoopResult]: For program point L439(lines 439 441) no Hoare annotation was computed. [2020-10-12 21:00:41,059 INFO L268 CegarLoopResult]: For program point L307(lines 307 309) no Hoare annotation was computed. [2020-10-12 21:00:41,059 INFO L271 CegarLoopResult]: At program point ssl3_acceptENTRY(lines 10 633) the Hoare annotation is: true [2020-10-12 21:00:41,059 INFO L268 CegarLoopResult]: For program point L506(lines 506 512) no Hoare annotation was computed. [2020-10-12 21:00:41,059 INFO L268 CegarLoopResult]: For program point L341(lines 341 345) no Hoare annotation was computed. [2020-10-12 21:00:41,060 INFO L268 CegarLoopResult]: For program point L341-2(lines 341 345) no Hoare annotation was computed. [2020-10-12 21:00:41,060 INFO L268 CegarLoopResult]: For program point L242(lines 242 252) no Hoare annotation was computed. [2020-10-12 21:00:41,060 INFO L268 CegarLoopResult]: For program point L176(lines 176 576) no Hoare annotation was computed. [2020-10-12 21:00:41,060 INFO L268 CegarLoopResult]: For program point L143(lines 143 587) no Hoare annotation was computed. [2020-10-12 21:00:41,060 INFO L268 CegarLoopResult]: For program point L110(lines 110 598) no Hoare annotation was computed. [2020-10-12 21:00:41,060 INFO L268 CegarLoopResult]: For program point L606(lines 606 608) no Hoare annotation was computed. [2020-10-12 21:00:41,060 INFO L268 CegarLoopResult]: For program point L474(lines 474 484) no Hoare annotation was computed. [2020-10-12 21:00:41,060 INFO L268 CegarLoopResult]: For program point L375(lines 375 407) no Hoare annotation was computed. [2020-10-12 21:00:41,061 INFO L268 CegarLoopResult]: For program point L243(lines 243 246) no Hoare annotation was computed. [2020-10-12 21:00:41,061 INFO L264 CegarLoopResult]: At program point L210(lines 104 600) the Hoare annotation is: (let ((.cse0 (not (= ssl3_accept_~s__hit~0 0)))) (or (not (<= 8464 |ssl3_accept_#in~initial_state|)) (and (<= ssl3_accept_~blastFlag~0 5) .cse0) (and .cse0 (= 7 ssl3_accept_~blastFlag~0)) (not (<= |ssl3_accept_#in~initial_state| 8464)) (<= ssl3_accept_~blastFlag~0 2))) [2020-10-12 21:00:41,061 INFO L264 CegarLoopResult]: At program point L177(lines 173 577) the Hoare annotation is: (let ((.cse1 (not (= ssl3_accept_~s__hit~0 0))) (.cse0 (<= ssl3_accept_~s__state~0 8672))) (or (not (<= 8464 |ssl3_accept_#in~initial_state|)) (not (<= |ssl3_accept_#in~initial_state| 8464)) (and (<= ssl3_accept_~blastFlag~0 5) .cse0 .cse1) (and .cse0 .cse1 (= 7 ssl3_accept_~blastFlag~0)) (and .cse0 (<= ssl3_accept_~blastFlag~0 2)))) [2020-10-12 21:00:41,061 INFO L264 CegarLoopResult]: At program point L144(lines 140 588) the Hoare annotation is: (let ((.cse1 (not (= ssl3_accept_~s__hit~0 0))) (.cse0 (<= ssl3_accept_~s__state~0 8672))) (or (not (<= 8464 |ssl3_accept_#in~initial_state|)) (not (<= |ssl3_accept_#in~initial_state| 8464)) (and (<= ssl3_accept_~blastFlag~0 5) .cse0 .cse1) (and .cse0 .cse1 (= 7 ssl3_accept_~blastFlag~0)) (and .cse0 (<= ssl3_accept_~blastFlag~0 2)))) [2020-10-12 21:00:41,062 INFO L268 CegarLoopResult]: For program point L442(lines 442 451) no Hoare annotation was computed. [2020-10-12 21:00:41,062 INFO L268 CegarLoopResult]: For program point L376(lines 376 382) no Hoare annotation was computed. [2020-10-12 21:00:41,062 INFO L268 CegarLoopResult]: For program point L542(lines 542 546) no Hoare annotation was computed. [2020-10-12 21:00:41,062 INFO L268 CegarLoopResult]: For program point L509(lines 509 511) no Hoare annotation was computed. [2020-10-12 21:00:41,063 INFO L268 CegarLoopResult]: For program point L542-2(lines 542 546) no Hoare annotation was computed. [2020-10-12 21:00:41,063 INFO L268 CegarLoopResult]: For program point L509-2(lines 207 564) no Hoare annotation was computed. [2020-10-12 21:00:41,063 INFO L268 CegarLoopResult]: For program point L179(lines 179 575) no Hoare annotation was computed. [2020-10-12 21:00:41,063 INFO L268 CegarLoopResult]: For program point L146(lines 146 586) no Hoare annotation was computed. [2020-10-12 21:00:41,063 INFO L268 CegarLoopResult]: For program point L113(lines 113 597) no Hoare annotation was computed. [2020-10-12 21:00:41,063 INFO L268 CegarLoopResult]: For program point L477(lines 477 483) no Hoare annotation was computed. [2020-10-12 21:00:41,064 INFO L268 CegarLoopResult]: For program point L477-2(lines 207 564) no Hoare annotation was computed. [2020-10-12 21:00:41,064 INFO L268 CegarLoopResult]: For program point L81(lines 81 87) no Hoare annotation was computed. [2020-10-12 21:00:41,064 INFO L268 CegarLoopResult]: For program point L611(lines 611 615) no Hoare annotation was computed. [2020-10-12 21:00:41,065 INFO L268 CegarLoopResult]: For program point L446(lines 446 448) no Hoare annotation was computed. [2020-10-12 21:00:41,065 INFO L268 CegarLoopResult]: For program point L215(lines 215 217) no Hoare annotation was computed. [2020-10-12 21:00:41,065 INFO L268 CegarLoopResult]: For program point L182(lines 182 574) no Hoare annotation was computed. [2020-10-12 21:00:41,065 INFO L268 CegarLoopResult]: For program point L149(lines 149 585) no Hoare annotation was computed. [2020-10-12 21:00:41,065 INFO L268 CegarLoopResult]: For program point L215-2(lines 215 217) no Hoare annotation was computed. [2020-10-12 21:00:41,065 INFO L268 CegarLoopResult]: For program point L116(lines 116 596) no Hoare annotation was computed. [2020-10-12 21:00:41,065 INFO L268 CegarLoopResult]: For program point L480(lines 480 482) no Hoare annotation was computed. [2020-10-12 21:00:41,066 INFO L264 CegarLoopResult]: At program point L183(lines 179 575) the Hoare annotation is: (let ((.cse1 (not (= ssl3_accept_~s__hit~0 0))) (.cse0 (<= ssl3_accept_~s__state~0 8672))) (or (not (<= 8464 |ssl3_accept_#in~initial_state|)) (not (<= |ssl3_accept_#in~initial_state| 8464)) (and (<= ssl3_accept_~blastFlag~0 5) .cse0 .cse1) (and .cse0 .cse1 (= 7 ssl3_accept_~blastFlag~0)) (and .cse0 (<= ssl3_accept_~blastFlag~0 2)))) [2020-10-12 21:00:41,066 INFO L264 CegarLoopResult]: At program point L150(lines 146 586) the Hoare annotation is: (let ((.cse1 (not (= ssl3_accept_~s__hit~0 0))) (.cse0 (<= ssl3_accept_~s__state~0 8672))) (or (not (<= 8464 |ssl3_accept_#in~initial_state|)) (not (<= |ssl3_accept_#in~initial_state| 8464)) (and (<= ssl3_accept_~blastFlag~0 5) .cse0 .cse1) (and .cse0 .cse1 (= 7 ssl3_accept_~blastFlag~0)) (and .cse0 (<= ssl3_accept_~blastFlag~0 2)))) [2020-10-12 21:00:41,066 INFO L268 CegarLoopResult]: For program point L84(lines 84 86) no Hoare annotation was computed. [2020-10-12 21:00:41,066 INFO L268 CegarLoopResult]: For program point L84-2(lines 81 87) no Hoare annotation was computed. [2020-10-12 21:00:41,066 INFO L264 CegarLoopResult]: At program point L481(lines 71 632) the Hoare annotation is: (or (not (<= 8464 |ssl3_accept_#in~initial_state|)) (not (<= |ssl3_accept_#in~initial_state| 8464))) [2020-10-12 21:00:41,066 INFO L268 CegarLoopResult]: For program point L349(lines 349 357) no Hoare annotation was computed. [2020-10-12 21:00:41,067 INFO L264 CegarLoopResult]: At program point L350(lines 326 368) the Hoare annotation is: (let ((.cse1 (not (= ssl3_accept_~s__hit~0 0))) (.cse0 (<= ssl3_accept_~s__state~0 8672))) (or (not (<= 8464 |ssl3_accept_#in~initial_state|)) (not (<= |ssl3_accept_#in~initial_state| 8464)) (and (<= ssl3_accept_~blastFlag~0 5) .cse0 .cse1) (and .cse0 .cse1 (= 7 ssl3_accept_~blastFlag~0)) (and .cse0 (<= ssl3_accept_~blastFlag~0 2)))) [2020-10-12 21:00:41,067 INFO L268 CegarLoopResult]: For program point L185(lines 185 573) no Hoare annotation was computed. [2020-10-12 21:00:41,067 INFO L268 CegarLoopResult]: For program point L152(lines 152 584) no Hoare annotation was computed. [2020-10-12 21:00:41,067 INFO L268 CegarLoopResult]: For program point L119(lines 119 595) no Hoare annotation was computed. [2020-10-12 21:00:41,067 INFO L268 CegarLoopResult]: For program point L417(lines 417 419) no Hoare annotation was computed. [2020-10-12 21:00:41,067 INFO L264 CegarLoopResult]: At program point L384(lines 375 407) the Hoare annotation is: (let ((.cse1 (not (= ssl3_accept_~s__hit~0 0))) (.cse0 (<= ssl3_accept_~s__state~0 8672))) (or (not (<= 8464 |ssl3_accept_#in~initial_state|)) (not (<= |ssl3_accept_#in~initial_state| 8464)) (and (<= ssl3_accept_~blastFlag~0 5) .cse0 .cse1) (and .cse0 .cse1 (= 7 ssl3_accept_~blastFlag~0)) (and .cse0 (<= ssl3_accept_~blastFlag~0 2)))) [2020-10-12 21:00:41,067 INFO L264 CegarLoopResult]: At program point L120(lines 116 596) the Hoare annotation is: (let ((.cse1 (not (= ssl3_accept_~s__hit~0 0))) (.cse0 (<= ssl3_accept_~s__state~0 8672))) (or (not (<= 8464 |ssl3_accept_#in~initial_state|)) (not (<= |ssl3_accept_#in~initial_state| 8464)) (and (<= ssl3_accept_~blastFlag~0 5) .cse0 .cse1) (and .cse0 .cse1 (= 7 ssl3_accept_~blastFlag~0)) (and .cse0 (<= ssl3_accept_~blastFlag~0 2)))) [2020-10-12 21:00:41,068 INFO L268 CegarLoopResult]: For program point L352(lines 352 354) no Hoare annotation was computed. [2020-10-12 21:00:41,068 INFO L268 CegarLoopResult]: For program point L286(lines 286 288) no Hoare annotation was computed. [2020-10-12 21:00:41,068 INFO L268 CegarLoopResult]: For program point L220(lines 220 222) no Hoare annotation was computed. [2020-10-12 21:00:41,068 INFO L268 CegarLoopResult]: For program point L286-2(lines 207 564) no Hoare annotation was computed. [2020-10-12 21:00:41,068 INFO L268 CegarLoopResult]: For program point L320(lines 320 324) no Hoare annotation was computed. [2020-10-12 21:00:41,068 INFO L268 CegarLoopResult]: For program point L320-2(lines 207 564) no Hoare annotation was computed. [2020-10-12 21:00:41,068 INFO L268 CegarLoopResult]: For program point L188(lines 188 572) no Hoare annotation was computed. [2020-10-12 21:00:41,068 INFO L268 CegarLoopResult]: For program point L155(lines 155 583) no Hoare annotation was computed. [2020-10-12 21:00:41,068 INFO L268 CegarLoopResult]: For program point L122(lines 122 594) no Hoare annotation was computed. [2020-10-12 21:00:41,069 INFO L268 CegarLoopResult]: For program point L89(lines 89 93) no Hoare annotation was computed. [2020-10-12 21:00:41,069 INFO L268 CegarLoopResult]: For program point L89-1(lines 71 632) no Hoare annotation was computed. [2020-10-12 21:00:41,070 INFO L268 CegarLoopResult]: For program point L552(lines 552 558) no Hoare annotation was computed. [2020-10-12 21:00:41,070 INFO L268 CegarLoopResult]: For program point ssl3_acceptEXIT(lines 10 633) no Hoare annotation was computed. [2020-10-12 21:00:41,070 INFO L268 CegarLoopResult]: For program point L519(lines 519 522) no Hoare annotation was computed. [2020-10-12 21:00:41,070 INFO L268 CegarLoopResult]: For program point L552-1(lines 552 558) no Hoare annotation was computed. [2020-10-12 21:00:41,070 INFO L268 CegarLoopResult]: For program point L387(lines 387 405) no Hoare annotation was computed. [2020-10-12 21:00:41,071 INFO L264 CegarLoopResult]: At program point L189(lines 185 573) the Hoare annotation is: (let ((.cse1 (not (= ssl3_accept_~s__hit~0 0))) (.cse0 (<= ssl3_accept_~s__state~0 8672))) (or (not (<= 8464 |ssl3_accept_#in~initial_state|)) (not (<= |ssl3_accept_#in~initial_state| 8464)) (and (<= ssl3_accept_~blastFlag~0 5) .cse0 .cse1) (and .cse0 .cse1 (= 7 ssl3_accept_~blastFlag~0)) (and .cse0 (<= ssl3_accept_~blastFlag~0 2)))) [2020-10-12 21:00:41,071 INFO L264 CegarLoopResult]: At program point L156(lines 152 584) the Hoare annotation is: (let ((.cse1 (not (= ssl3_accept_~s__hit~0 0))) (.cse0 (<= ssl3_accept_~s__state~0 8672))) (or (not (<= 8464 |ssl3_accept_#in~initial_state|)) (not (<= |ssl3_accept_#in~initial_state| 8464)) (and (<= ssl3_accept_~blastFlag~0 5) .cse0 .cse1) (and .cse0 .cse1 (= 7 ssl3_accept_~blastFlag~0)) (and .cse0 (<= ssl3_accept_~blastFlag~0 2)))) [2020-10-12 21:00:41,071 INFO L264 CegarLoopResult]: At program point L123(lines 122 594) the Hoare annotation is: (or (not (<= 8464 |ssl3_accept_#in~initial_state|)) (not (<= |ssl3_accept_#in~initial_state| 8464)) (<= ssl3_accept_~s__state~0 8672)) [2020-10-12 21:00:41,071 INFO L268 CegarLoopResult]: For program point L90(lines 90 92) no Hoare annotation was computed. [2020-10-12 21:00:41,071 INFO L268 CegarLoopResult]: For program point L388(lines 388 394) no Hoare annotation was computed. [2020-10-12 21:00:41,071 INFO L268 CegarLoopResult]: For program point L488(lines 488 492) no Hoare annotation was computed. [2020-10-12 21:00:41,071 INFO L268 CegarLoopResult]: For program point L488-2(lines 488 492) no Hoare annotation was computed. [2020-10-12 21:00:41,072 INFO L268 CegarLoopResult]: For program point L191(lines 191 571) no Hoare annotation was computed. [2020-10-12 21:00:41,072 INFO L268 CegarLoopResult]: For program point L158(lines 158 582) no Hoare annotation was computed. [2020-10-12 21:00:41,072 INFO L268 CegarLoopResult]: For program point L125(lines 125 593) no Hoare annotation was computed. [2020-10-12 21:00:41,072 INFO L271 CegarLoopResult]: At program point L621(lines 97 622) the Hoare annotation is: true [2020-10-12 21:00:41,072 INFO L268 CegarLoopResult]: For program point ssl3_acceptFINAL(lines 10 633) no Hoare annotation was computed. [2020-10-12 21:00:41,072 INFO L268 CegarLoopResult]: For program point L555(lines 555 557) no Hoare annotation was computed. [2020-10-12 21:00:41,072 INFO L268 CegarLoopResult]: For program point L456(lines 456 458) no Hoare annotation was computed. [2020-10-12 21:00:41,072 INFO L268 CegarLoopResult]: For program point L258(lines 258 260) no Hoare annotation was computed. [2020-10-12 21:00:41,073 INFO L268 CegarLoopResult]: For program point L225(lines 225 236) no Hoare annotation was computed. [2020-10-12 21:00:41,073 INFO L268 CegarLoopResult]: For program point L225-2(lines 207 564) no Hoare annotation was computed. [2020-10-12 21:00:41,073 INFO L268 CegarLoopResult]: For program point L292(lines 292 296) no Hoare annotation was computed. [2020-10-12 21:00:41,073 INFO L268 CegarLoopResult]: For program point L292-2(lines 292 296) no Hoare annotation was computed. [2020-10-12 21:00:41,074 INFO L268 CegarLoopResult]: For program point L425-1(lines 425 433) no Hoare annotation was computed. [2020-10-12 21:00:41,074 INFO L268 CegarLoopResult]: For program point L227(lines 227 230) no Hoare annotation was computed. [2020-10-12 21:00:41,074 INFO L268 CegarLoopResult]: For program point L194(lines 194 570) no Hoare annotation was computed. [2020-10-12 21:00:41,074 INFO L268 CegarLoopResult]: For program point L161(lines 161 581) no Hoare annotation was computed. [2020-10-12 21:00:41,074 INFO L268 CegarLoopResult]: For program point L128(lines 128 592) no Hoare annotation was computed. [2020-10-12 21:00:41,075 INFO L264 CegarLoopResult]: At program point L195(lines 191 571) the Hoare annotation is: (let ((.cse1 (not (= ssl3_accept_~s__hit~0 0))) (.cse0 (<= ssl3_accept_~s__state~0 8672))) (or (not (<= 8464 |ssl3_accept_#in~initial_state|)) (not (<= |ssl3_accept_#in~initial_state| 8464)) (and (<= ssl3_accept_~blastFlag~0 5) .cse0 .cse1) (and .cse0 .cse1 (= 7 ssl3_accept_~blastFlag~0)) (and .cse0 (<= ssl3_accept_~blastFlag~0 2)))) [2020-10-12 21:00:41,075 INFO L264 CegarLoopResult]: At program point L162(lines 158 582) the Hoare annotation is: (let ((.cse1 (not (= ssl3_accept_~s__hit~0 0))) (.cse0 (<= ssl3_accept_~s__state~0 8672))) (or (not (<= 8464 |ssl3_accept_#in~initial_state|)) (not (<= |ssl3_accept_#in~initial_state| 8464)) (and (<= ssl3_accept_~blastFlag~0 5) .cse0 .cse1) (and .cse0 .cse1 (= 7 ssl3_accept_~blastFlag~0)) (and .cse0 (<= ssl3_accept_~blastFlag~0 2)))) [2020-10-12 21:00:41,075 INFO L268 CegarLoopResult]: For program point L626(lines 626 628) no Hoare annotation was computed. [2020-10-12 21:00:41,075 INFO L268 CegarLoopResult]: For program point L626-2(lines 626 628) no Hoare annotation was computed. [2020-10-12 21:00:41,075 INFO L268 CegarLoopResult]: For program point L527(lines 527 537) no Hoare annotation was computed. [2020-10-12 21:00:41,075 INFO L268 CegarLoopResult]: For program point L428(lines 428 431) no Hoare annotation was computed. [2020-10-12 21:00:41,075 INFO L268 CegarLoopResult]: For program point L329(lines 329 367) no Hoare annotation was computed. [2020-10-12 21:00:41,076 INFO L268 CegarLoopResult]: For program point L197(lines 197 569) no Hoare annotation was computed. [2020-10-12 21:00:41,076 INFO L268 CegarLoopResult]: For program point L164(lines 164 580) no Hoare annotation was computed. [2020-10-12 21:00:41,076 INFO L268 CegarLoopResult]: For program point L131(lines 131 591) no Hoare annotation was computed. [2020-10-12 21:00:41,076 INFO L268 CegarLoopResult]: For program point ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION(line 630) no Hoare annotation was computed. [2020-10-12 21:00:41,076 INFO L264 CegarLoopResult]: At program point L98-2(lines 98 620) the Hoare annotation is: (let ((.cse1 (= 8448 ssl3_accept_~s__state~0)) (.cse2 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 3)) (.cse0 (not (= ssl3_accept_~s__hit~0 0))) (.cse4 (<= ssl3_accept_~s__state~0 8672)) (.cse3 (<= ssl3_accept_~blastFlag~0 3)) (.cse5 (<= 8672 ssl3_accept_~s__state~0))) (or (not (<= 8464 |ssl3_accept_#in~initial_state|)) (and (<= ssl3_accept_~blastFlag~0 5) .cse0) (not (<= |ssl3_accept_#in~initial_state| 8464)) (and .cse1 (= ssl3_accept_~blastFlag~0 4) .cse2) (and .cse0 (= 7 ssl3_accept_~blastFlag~0)) (<= ssl3_accept_~s__state~0 3) (and .cse1 .cse3 .cse2) (and .cse4 .cse0 .cse5 (= 6 ssl3_accept_~blastFlag~0)) (<= ssl3_accept_~blastFlag~0 2) (and .cse4 .cse3 .cse5))) [2020-10-12 21:00:41,077 INFO L264 CegarLoopResult]: At program point L396(lines 387 405) the Hoare annotation is: (let ((.cse1 (not (= ssl3_accept_~s__hit~0 0))) (.cse0 (<= ssl3_accept_~s__state~0 8672))) (or (not (<= 8464 |ssl3_accept_#in~initial_state|)) (not (<= |ssl3_accept_#in~initial_state| 8464)) (and (<= ssl3_accept_~blastFlag~0 5) .cse0 .cse1) (and .cse0 .cse1 (= 7 ssl3_accept_~blastFlag~0)) (and .cse0 (<= ssl3_accept_~blastFlag~0 2)))) [2020-10-12 21:00:41,077 INFO L268 CegarLoopResult]: For program point L231(lines 231 234) no Hoare annotation was computed. [2020-10-12 21:00:41,077 INFO L264 CegarLoopResult]: At program point L165(lines 164 580) the Hoare annotation is: (let ((.cse1 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 3)) (.cse2 (not (= ssl3_accept_~s__hit~0 0))) (.cse0 (= 8448 ssl3_accept_~s__state~0))) (or (not (<= 8464 |ssl3_accept_#in~initial_state|)) (not (<= |ssl3_accept_#in~initial_state| 8464)) (and .cse0 (= ssl3_accept_~blastFlag~0 4) .cse1) (and .cse0 (<= ssl3_accept_~blastFlag~0 3) .cse1) (and .cse2 (= 7 ssl3_accept_~blastFlag~0) .cse0) (and (<= ssl3_accept_~blastFlag~0 5) .cse2 .cse0) (and (<= ssl3_accept_~blastFlag~0 2) .cse0))) [2020-10-12 21:00:41,077 INFO L264 CegarLoopResult]: At program point L132(lines 125 593) the Hoare annotation is: (let ((.cse1 (not (= ssl3_accept_~s__hit~0 0))) (.cse0 (<= ssl3_accept_~s__state~0 8672))) (or (not (<= 8464 |ssl3_accept_#in~initial_state|)) (not (<= |ssl3_accept_#in~initial_state| 8464)) (and (<= ssl3_accept_~blastFlag~0 5) .cse0 .cse1) (and .cse0 .cse1 (= 7 ssl3_accept_~blastFlag~0)) (and .cse0 (<= ssl3_accept_~blastFlag~0 2)))) [2020-10-12 21:00:41,077 INFO L268 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-10-12 21:00:41,078 INFO L268 CegarLoopResult]: For program point L530(lines 530 536) no Hoare annotation was computed. [2020-10-12 21:00:41,078 INFO L268 CegarLoopResult]: For program point L332(lines 332 366) no Hoare annotation was computed. [2020-10-12 21:00:41,078 INFO L268 CegarLoopResult]: For program point L332-1(lines 332 366) no Hoare annotation was computed. [2020-10-12 21:00:41,078 INFO L268 CegarLoopResult]: For program point L200(lines 200 568) no Hoare annotation was computed. [2020-10-12 21:00:41,078 INFO L268 CegarLoopResult]: For program point L167(lines 167 579) no Hoare annotation was computed. [2020-10-12 21:00:41,078 INFO L268 CegarLoopResult]: For program point L134(lines 134 590) no Hoare annotation was computed. [2020-10-12 21:00:41,078 INFO L268 CegarLoopResult]: For program point L101(lines 101 601) no Hoare annotation was computed. [2020-10-12 21:00:41,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 09:00:41 BoogieIcfgContainer [2020-10-12 21:00:41,134 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 21:00:41,137 INFO L168 Benchmark]: Toolchain (without parser) took 18326.26 ms. Allocated memory was 138.9 MB in the beginning and 703.1 MB in the end (delta: 564.1 MB). Free memory was 101.4 MB in the beginning and 413.1 MB in the end (delta: -311.7 MB). Peak memory consumption was 509.7 MB. Max. memory is 7.1 GB. [2020-10-12 21:00:41,138 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 138.9 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-12 21:00:41,138 INFO L168 Benchmark]: CACSL2BoogieTranslator took 488.74 ms. Allocated memory was 138.9 MB in the beginning and 201.9 MB in the end (delta: 62.9 MB). Free memory was 100.9 MB in the beginning and 177.2 MB in the end (delta: -76.3 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2020-10-12 21:00:41,141 INFO L168 Benchmark]: Boogie Preprocessor took 63.91 ms. Allocated memory is still 201.9 MB. Free memory was 177.2 MB in the beginning and 174.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-10-12 21:00:41,144 INFO L168 Benchmark]: RCFGBuilder took 828.10 ms. Allocated memory is still 201.9 MB. Free memory was 174.5 MB in the beginning and 121.7 MB in the end (delta: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 7.1 GB. [2020-10-12 21:00:41,145 INFO L168 Benchmark]: TraceAbstraction took 16940.42 ms. Allocated memory was 201.9 MB in the beginning and 703.1 MB in the end (delta: 501.2 MB). Free memory was 121.0 MB in the beginning and 413.1 MB in the end (delta: -292.1 MB). Peak memory consumption was 466.4 MB. Max. memory is 7.1 GB. [2020-10-12 21:00:41,152 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 138.9 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 488.74 ms. Allocated memory was 138.9 MB in the beginning and 201.9 MB in the end (delta: 62.9 MB). Free memory was 100.9 MB in the beginning and 177.2 MB in the end (delta: -76.3 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 63.91 ms. Allocated memory is still 201.9 MB. Free memory was 177.2 MB in the beginning and 174.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 828.10 ms. Allocated memory is still 201.9 MB. Free memory was 174.5 MB in the beginning and 121.7 MB in the end (delta: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 16940.42 ms. Allocated memory was 201.9 MB in the beginning and 703.1 MB in the end (delta: 501.2 MB). Free memory was 121.0 MB in the beginning and 413.1 MB in the end (delta: -292.1 MB). Peak memory consumption was 466.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 630]: 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: 387]: Loop Invariant Derived loop invariant: (((!(8464 <= \old(initial_state)) || !(\old(initial_state) <= 8464)) || ((blastFlag <= 5 && s__state <= 8672) && !(s__hit == 0))) || ((s__state <= 8672 && !(s__hit == 0)) && 7 == blastFlag)) || (s__state <= 8672 && blastFlag <= 2) - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: (((!(8464 <= \old(initial_state)) || !(\old(initial_state) <= 8464)) || ((blastFlag <= 5 && s__state <= 8672) && !(s__hit == 0))) || ((s__state <= 8672 && !(s__hit == 0)) && 7 == blastFlag)) || (s__state <= 8672 && blastFlag <= 2) - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: (((!(8464 <= \old(initial_state)) || !(\old(initial_state) <= 8464)) || ((blastFlag <= 5 && s__state <= 8672) && !(s__hit == 0))) || ((s__state <= 8672 && !(s__hit == 0)) && 7 == blastFlag)) || (s__state <= 8672 && blastFlag <= 2) - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: (((!(8464 <= \old(initial_state)) || !(\old(initial_state) <= 8464)) || ((blastFlag <= 5 && s__state <= 8672) && !(s__hit == 0))) || ((s__state <= 8672 && !(s__hit == 0)) && 7 == blastFlag)) || (s__state <= 8672 && blastFlag <= 2) - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: (((!(8464 <= \old(initial_state)) || !(\old(initial_state) <= 8464)) || ((blastFlag <= 5 && s__state <= 8672) && !(s__hit == 0))) || ((s__state <= 8672 && !(s__hit == 0)) && 7 == blastFlag)) || (s__state <= 8672 && blastFlag <= 2) - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (((!(8464 <= \old(initial_state)) || !(\old(initial_state) <= 8464)) || ((!(s__hit == 0) && 7 == blastFlag) && 8672 <= s__state)) || ((blastFlag <= 5 && !(s__hit == 0)) && 8672 <= s__state)) || (blastFlag <= 2 && 8672 <= s__state) - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: (((!(8464 <= \old(initial_state)) || !(\old(initial_state) <= 8464)) || ((blastFlag <= 5 && s__state <= 8672) && !(s__hit == 0))) || ((s__state <= 8672 && !(s__hit == 0)) && 7 == blastFlag)) || (s__state <= 8672 && blastFlag <= 2) - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: (((!(8464 <= \old(initial_state)) || (blastFlag <= 5 && !(s__hit == 0))) || (!(s__hit == 0) && 7 == blastFlag)) || !(\old(initial_state) <= 8464)) || blastFlag <= 2 - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: ((((!(8464 <= \old(initial_state)) || !(\old(initial_state) <= 8464)) || ((!(s__hit == 0) && 8672 <= s__state) && 6 == blastFlag)) || (blastFlag <= 3 && 8672 <= s__state)) || ((!(s__hit == 0) && 7 == blastFlag) && 8672 <= s__state)) || ((blastFlag <= 5 && !(s__hit == 0)) && 8672 <= s__state) - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: ((((((((!(8464 <= \old(initial_state)) || (blastFlag <= 5 && !(s__hit == 0))) || !(\old(initial_state) <= 8464)) || ((8448 == s__state && blastFlag == 4) && s__s3__tmp__next_state___0 <= 3)) || (!(s__hit == 0) && 7 == blastFlag)) || s__state <= 3) || ((8448 == s__state && blastFlag <= 3) && s__s3__tmp__next_state___0 <= 3)) || (((s__state <= 8672 && !(s__hit == 0)) && 8672 <= s__state) && 6 == blastFlag)) || blastFlag <= 2) || ((s__state <= 8672 && blastFlag <= 3) && 8672 <= s__state) - InvariantResult [Line: 375]: Loop Invariant Derived loop invariant: (((!(8464 <= \old(initial_state)) || !(\old(initial_state) <= 8464)) || ((blastFlag <= 5 && s__state <= 8672) && !(s__hit == 0))) || ((s__state <= 8672 && !(s__hit == 0)) && 7 == blastFlag)) || (s__state <= 8672 && blastFlag <= 2) - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: (((!(8464 <= \old(initial_state)) || !(\old(initial_state) <= 8464)) || ((blastFlag <= 5 && s__state <= 8672) && !(s__hit == 0))) || ((s__state <= 8672 && !(s__hit == 0)) && 7 == blastFlag)) || (s__state <= 8672 && blastFlag <= 2) - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: !(8464 <= \old(initial_state)) || !(\old(initial_state) <= 8464) - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: (((!(8464 <= \old(initial_state)) || !(\old(initial_state) <= 8464)) || ((blastFlag <= 5 && s__state <= 8672) && !(s__hit == 0))) || ((s__state <= 8672 && !(s__hit == 0)) && 7 == blastFlag)) || (s__state <= 8672 && blastFlag <= 2) - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: (((!(8464 <= \old(initial_state)) || !(\old(initial_state) <= 8464)) || ((blastFlag <= 5 && s__state <= 8672) && !(s__hit == 0))) || ((s__state <= 8672 && !(s__hit == 0)) && 7 == blastFlag)) || (s__state <= 8672 && blastFlag <= 2) - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: (((((!(8464 <= \old(initial_state)) || !(\old(initial_state) <= 8464)) || ((8448 == s__state && blastFlag == 4) && s__s3__tmp__next_state___0 <= 3)) || ((8448 == s__state && blastFlag <= 3) && s__s3__tmp__next_state___0 <= 3)) || ((!(s__hit == 0) && 7 == blastFlag) && 8448 == s__state)) || ((blastFlag <= 5 && !(s__hit == 0)) && 8448 == s__state)) || (blastFlag <= 2 && 8448 == s__state) - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: (!(8464 <= \old(initial_state)) || !(\old(initial_state) <= 8464)) || s__state <= 8672 - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: (((!(8464 <= \old(initial_state)) || !(\old(initial_state) <= 8464)) || ((blastFlag <= 5 && s__state <= 8672) && !(s__hit == 0))) || ((s__state <= 8672 && !(s__hit == 0)) && 7 == blastFlag)) || (s__state <= 8672 && blastFlag <= 2) - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: (((!(8464 <= \old(initial_state)) || !(\old(initial_state) <= 8464)) || ((blastFlag <= 5 && s__state <= 8672) && !(s__hit == 0))) || ((s__state <= 8672 && !(s__hit == 0)) && 7 == blastFlag)) || (s__state <= 8672 && blastFlag <= 2) - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: (((!(8464 <= \old(initial_state)) || !(\old(initial_state) <= 8464)) || ((blastFlag <= 5 && s__state <= 8672) && !(s__hit == 0))) || ((s__state <= 8672 && !(s__hit == 0)) && 7 == blastFlag)) || (s__state <= 8672 && blastFlag <= 2) - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: (((!(8464 <= \old(initial_state)) || !(\old(initial_state) <= 8464)) || ((blastFlag <= 5 && s__state <= 8672) && !(s__hit == 0))) || ((s__state <= 8672 && !(s__hit == 0)) && 7 == blastFlag)) || (s__state <= 8672 && blastFlag <= 2) - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: ((((((((!(8464 <= \old(initial_state)) || (blastFlag <= 5 && !(s__hit == 0))) || !(\old(initial_state) <= 8464)) || ((8448 == s__state && blastFlag == 4) && s__s3__tmp__next_state___0 <= 3)) || (!(s__hit == 0) && 7 == blastFlag)) || s__state <= 3) || ((8448 == s__state && blastFlag <= 3) && s__s3__tmp__next_state___0 <= 3)) || (((s__state <= 8672 && !(s__hit == 0)) && 8672 <= s__state) && 6 == blastFlag)) || blastFlag <= 2) || ((s__state <= 8672 && blastFlag <= 3) && 8672 <= s__state) - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: (((!(8464 <= \old(initial_state)) || !(\old(initial_state) <= 8464)) || ((blastFlag <= 5 && s__state <= 8672) && !(s__hit == 0))) || ((s__state <= 8672 && !(s__hit == 0)) && 7 == blastFlag)) || (s__state <= 8672 && blastFlag <= 2) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 155 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.9s, OverallIterations: 14, TraceHistogramMax: 11, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3404 SDtfs, 1460 SDslu, 2535 SDs, 0 SdLazy, 1070 SolverSat, 258 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 76 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2045occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 14 MinimizatonAttempts, 56 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 264 NumberOfFragments, 929 HoareAnnotationTreeSize, 32 FomulaSimplifications, 3501 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 32 FomulaSimplificationsInter, 806 FormulaSimplificationTreeSizeReductionInter, 1.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 10.1s InterpolantComputationTime, 2727 NumberOfCodeBlocks, 2727 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2713 ConstructedInterpolants, 0 QuantifiedInterpolants, 948407 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 13 PerfectInterpolantSequences, 5852/5878 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...