./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/openssl-simplified/s3_srvr_1b.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/openssl-simplified/s3_srvr_1b.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fe54aa6cbf5093caec91497905a5a8a5f126c540 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-19 22:24:17,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 22:24:17,976 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 22:24:18,000 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 22:24:18,000 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 22:24:18,001 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 22:24:18,014 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 22:24:18,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 22:24:18,022 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 22:24:18,023 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 22:24:18,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 22:24:18,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 22:24:18,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 22:24:18,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 22:24:18,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 22:24:18,031 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 22:24:18,033 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 22:24:18,036 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 22:24:18,038 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 22:24:18,042 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 22:24:18,044 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 22:24:18,047 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 22:24:18,048 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 22:24:18,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 22:24:18,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 22:24:18,058 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 22:24:18,058 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 22:24:18,060 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 22:24:18,061 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 22:24:18,068 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 22:24:18,069 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 22:24:18,069 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 22:24:18,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 22:24:18,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 22:24:18,075 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 22:24:18,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 22:24:18,078 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 22:24:18,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 22:24:18,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 22:24:18,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 22:24:18,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 22:24:18,081 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-19 22:24:18,122 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 22:24:18,123 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 22:24:18,125 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 22:24:18,125 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 22:24:18,125 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 22:24:18,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 22:24:18,126 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 22:24:18,126 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 22:24:18,126 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 22:24:18,126 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 22:24:18,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-19 22:24:18,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 22:24:18,127 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-19 22:24:18,128 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 22:24:18,128 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-19 22:24:18,128 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 22:24:18,128 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-19 22:24:18,129 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 22:24:18,129 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 22:24:18,129 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 22:24:18,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 22:24:18,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 22:24:18,130 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 22:24:18,130 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 22:24:18,130 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-19 22:24:18,130 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 22:24:18,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 22:24:18,130 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-19 22:24:18,131 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 22:24:18,131 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe54aa6cbf5093caec91497905a5a8a5f126c540 [2020-10-19 22:24:18,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 22:24:18,393 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 22:24:18,409 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 22:24:18,412 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 22:24:18,412 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 22:24:18,413 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/openssl-simplified/s3_srvr_1b.cil.c [2020-10-19 22:24:18,474 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e618d8b3b/e0b29c2d620a414ea3cab94b2db83016/FLAG81d0c91ed [2020-10-19 22:24:18,959 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 22:24:18,960 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openssl-simplified/s3_srvr_1b.cil.c [2020-10-19 22:24:18,971 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e618d8b3b/e0b29c2d620a414ea3cab94b2db83016/FLAG81d0c91ed [2020-10-19 22:24:19,315 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e618d8b3b/e0b29c2d620a414ea3cab94b2db83016 [2020-10-19 22:24:19,320 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 22:24:19,327 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-19 22:24:19,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 22:24:19,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 22:24:19,332 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 22:24:19,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 10:24:19" (1/1) ... [2020-10-19 22:24:19,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e8133f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:19, skipping insertion in model container [2020-10-19 22:24:19,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 10:24:19" (1/1) ... [2020-10-19 22:24:19,345 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 22:24:19,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 22:24:19,670 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 22:24:19,681 INFO L203 MainTranslator]: Completed pre-run [2020-10-19 22:24:19,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 22:24:19,720 INFO L208 MainTranslator]: Completed translation [2020-10-19 22:24:19,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:19 WrapperNode [2020-10-19 22:24:19,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 22:24:19,722 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-19 22:24:19,722 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-19 22:24:19,723 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-19 22:24:19,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:19" (1/1) ... [2020-10-19 22:24:19,737 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:19" (1/1) ... [2020-10-19 22:24:19,755 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-19 22:24:19,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-19 22:24:19,755 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-19 22:24:19,756 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-19 22:24:19,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:19" (1/1) ... [2020-10-19 22:24:19,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:19" (1/1) ... [2020-10-19 22:24:19,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:19" (1/1) ... [2020-10-19 22:24:19,767 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:19" (1/1) ... [2020-10-19 22:24:19,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:19" (1/1) ... [2020-10-19 22:24:19,776 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:19" (1/1) ... [2020-10-19 22:24:19,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:19" (1/1) ... [2020-10-19 22:24:19,780 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-19 22:24:19,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-19 22:24:19,780 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-19 22:24:19,780 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-19 22:24:19,781 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2020-10-19 22:24:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-19 22:24:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-19 22:24:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-19 22:24:19,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-19 22:24:20,134 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-19 22:24:20,135 INFO L298 CfgBuilder]: Removed 7 assume(true) statements. [2020-10-19 22:24:20,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 10:24:20 BoogieIcfgContainer [2020-10-19 22:24:20,137 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-19 22:24:20,147 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-19 22:24:20,147 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-19 22:24:20,159 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-19 22:24:20,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 10:24:19" (1/3) ... [2020-10-19 22:24:20,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16df295e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 10:24:20, skipping insertion in model container [2020-10-19 22:24:20,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:19" (2/3) ... [2020-10-19 22:24:20,164 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16df295e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 10:24:20, skipping insertion in model container [2020-10-19 22:24:20,164 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 10:24:20" (3/3) ... [2020-10-19 22:24:20,166 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_1b.cil.c [2020-10-19 22:24:20,178 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-19 22:24:20,186 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-19 22:24:20,202 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-19 22:24:20,223 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-19 22:24:20,224 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-19 22:24:20,224 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-19 22:24:20,224 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-19 22:24:20,224 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-19 22:24:20,224 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-19 22:24:20,225 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-19 22:24:20,225 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-19 22:24:20,240 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states. [2020-10-19 22:24:20,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-10-19 22:24:20,245 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:20,246 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-10-19 22:24:20,247 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:20,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:20,259 INFO L82 PathProgramCache]: Analyzing trace with hash 28699838, now seen corresponding path program 1 times [2020-10-19 22:24:20,269 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:20,270 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480399345] [2020-10-19 22:24:20,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:20,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:20,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 22:24:20,443 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480399345] [2020-10-19 22:24:20,444 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:20,444 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:20,445 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350830759] [2020-10-19 22:24:20,451 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:20,451 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:20,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:20,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:20,470 INFO L87 Difference]: Start difference. First operand 25 states. Second operand 3 states. [2020-10-19 22:24:20,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:20,549 INFO L93 Difference]: Finished difference Result 66 states and 110 transitions. [2020-10-19 22:24:20,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:20,551 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2020-10-19 22:24:20,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:20,562 INFO L225 Difference]: With dead ends: 66 [2020-10-19 22:24:20,562 INFO L226 Difference]: Without dead ends: 35 [2020-10-19 22:24:20,566 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:20,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-10-19 22:24:20,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-10-19 22:24:20,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-10-19 22:24:20,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2020-10-19 22:24:20,614 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 5 [2020-10-19 22:24:20,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:20,615 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2020-10-19 22:24:20,615 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:20,615 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2020-10-19 22:24:20,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-19 22:24:20,616 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:20,616 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 22:24:20,616 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-19 22:24:20,617 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:20,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:20,617 INFO L82 PathProgramCache]: Analyzing trace with hash -1523322994, now seen corresponding path program 1 times [2020-10-19 22:24:20,617 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:20,618 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252698839] [2020-10-19 22:24:20,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:20,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:20,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 22:24:20,678 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252698839] [2020-10-19 22:24:20,678 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:20,678 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:20,679 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580345651] [2020-10-19 22:24:20,681 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:20,681 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:20,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:20,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:20,682 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 3 states. [2020-10-19 22:24:20,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:20,733 INFO L93 Difference]: Finished difference Result 66 states and 99 transitions. [2020-10-19 22:24:20,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:20,734 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2020-10-19 22:24:20,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:20,735 INFO L225 Difference]: With dead ends: 66 [2020-10-19 22:24:20,735 INFO L226 Difference]: Without dead ends: 48 [2020-10-19 22:24:20,737 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:20,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2020-10-19 22:24:20,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2020-10-19 22:24:20,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-10-19 22:24:20,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 67 transitions. [2020-10-19 22:24:20,747 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 67 transitions. Word has length 10 [2020-10-19 22:24:20,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:20,747 INFO L481 AbstractCegarLoop]: Abstraction has 48 states and 67 transitions. [2020-10-19 22:24:20,747 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:20,748 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 67 transitions. [2020-10-19 22:24:20,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-19 22:24:20,749 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:20,749 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 22:24:20,749 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-19 22:24:20,749 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:20,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:20,750 INFO L82 PathProgramCache]: Analyzing trace with hash 864936600, now seen corresponding path program 1 times [2020-10-19 22:24:20,750 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:20,751 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800893637] [2020-10-19 22:24:20,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:20,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:20,790 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 22:24:20,790 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800893637] [2020-10-19 22:24:20,790 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:20,790 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:20,791 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228582090] [2020-10-19 22:24:20,791 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:20,791 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:20,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:20,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:20,793 INFO L87 Difference]: Start difference. First operand 48 states and 67 transitions. Second operand 3 states. [2020-10-19 22:24:20,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:20,849 INFO L93 Difference]: Finished difference Result 89 states and 127 transitions. [2020-10-19 22:24:20,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:20,849 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-10-19 22:24:20,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:20,851 INFO L225 Difference]: With dead ends: 89 [2020-10-19 22:24:20,851 INFO L226 Difference]: Without dead ends: 58 [2020-10-19 22:24:20,852 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:20,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2020-10-19 22:24:20,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 56. [2020-10-19 22:24:20,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2020-10-19 22:24:20,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 76 transitions. [2020-10-19 22:24:20,862 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 76 transitions. Word has length 17 [2020-10-19 22:24:20,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:20,862 INFO L481 AbstractCegarLoop]: Abstraction has 56 states and 76 transitions. [2020-10-19 22:24:20,862 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:20,862 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 76 transitions. [2020-10-19 22:24:20,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-19 22:24:20,863 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:20,864 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 22:24:20,864 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-19 22:24:20,864 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:20,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:20,865 INFO L82 PathProgramCache]: Analyzing trace with hash 163872022, now seen corresponding path program 1 times [2020-10-19 22:24:20,865 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:20,865 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099526161] [2020-10-19 22:24:20,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:20,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:20,927 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-19 22:24:20,928 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099526161] [2020-10-19 22:24:20,928 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:20,928 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:20,929 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205013011] [2020-10-19 22:24:20,929 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:20,929 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:20,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:20,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:20,935 INFO L87 Difference]: Start difference. First operand 56 states and 76 transitions. Second operand 3 states. [2020-10-19 22:24:21,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:21,032 INFO L93 Difference]: Finished difference Result 117 states and 164 transitions. [2020-10-19 22:24:21,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:21,033 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-10-19 22:24:21,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:21,035 INFO L225 Difference]: With dead ends: 117 [2020-10-19 22:24:21,035 INFO L226 Difference]: Without dead ends: 78 [2020-10-19 22:24:21,036 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:21,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-10-19 22:24:21,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 76. [2020-10-19 22:24:21,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-10-19 22:24:21,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 106 transitions. [2020-10-19 22:24:21,049 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 106 transitions. Word has length 17 [2020-10-19 22:24:21,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:21,050 INFO L481 AbstractCegarLoop]: Abstraction has 76 states and 106 transitions. [2020-10-19 22:24:21,050 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:21,050 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 106 transitions. [2020-10-19 22:24:21,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-19 22:24:21,051 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:21,051 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 22:24:21,052 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-19 22:24:21,052 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:21,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:21,053 INFO L82 PathProgramCache]: Analyzing trace with hash -1464847913, now seen corresponding path program 1 times [2020-10-19 22:24:21,053 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:21,053 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459524661] [2020-10-19 22:24:21,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:21,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:21,086 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-19 22:24:21,087 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459524661] [2020-10-19 22:24:21,087 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:21,088 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:21,088 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292600994] [2020-10-19 22:24:21,088 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:21,089 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:21,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:21,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:21,090 INFO L87 Difference]: Start difference. First operand 76 states and 106 transitions. Second operand 3 states. [2020-10-19 22:24:21,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:21,156 INFO L93 Difference]: Finished difference Result 146 states and 204 transitions. [2020-10-19 22:24:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:21,157 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-10-19 22:24:21,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:21,158 INFO L225 Difference]: With dead ends: 146 [2020-10-19 22:24:21,158 INFO L226 Difference]: Without dead ends: 58 [2020-10-19 22:24:21,159 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:21,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2020-10-19 22:24:21,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 56. [2020-10-19 22:24:21,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2020-10-19 22:24:21,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 69 transitions. [2020-10-19 22:24:21,168 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 69 transitions. Word has length 20 [2020-10-19 22:24:21,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:21,169 INFO L481 AbstractCegarLoop]: Abstraction has 56 states and 69 transitions. [2020-10-19 22:24:21,169 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:21,169 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 69 transitions. [2020-10-19 22:24:21,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-19 22:24:21,171 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:21,171 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 22:24:21,171 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-19 22:24:21,172 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:21,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:21,172 INFO L82 PathProgramCache]: Analyzing trace with hash -12347436, now seen corresponding path program 1 times [2020-10-19 22:24:21,172 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:21,173 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842482591] [2020-10-19 22:24:21,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:21,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:21,226 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-19 22:24:21,227 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842482591] [2020-10-19 22:24:21,227 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:21,227 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:21,227 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827194391] [2020-10-19 22:24:21,228 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:21,229 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:21,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:21,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:21,230 INFO L87 Difference]: Start difference. First operand 56 states and 69 transitions. Second operand 3 states. [2020-10-19 22:24:21,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:21,245 INFO L93 Difference]: Finished difference Result 90 states and 108 transitions. [2020-10-19 22:24:21,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:21,246 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2020-10-19 22:24:21,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:21,247 INFO L225 Difference]: With dead ends: 90 [2020-10-19 22:24:21,247 INFO L226 Difference]: Without dead ends: 0 [2020-10-19 22:24:21,248 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:21,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-19 22:24:21,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-19 22:24:21,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-19 22:24:21,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-19 22:24:21,249 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 34 [2020-10-19 22:24:21,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:21,249 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 22:24:21,249 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:21,250 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-19 22:24:21,250 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-19 22:24:21,251 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-19 22:24:21,253 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-19 22:24:21,469 INFO L274 CegarLoopResult]: For program point L97(lines 97 99) no Hoare annotation was computed. [2020-10-19 22:24:21,470 INFO L274 CegarLoopResult]: For program point L31(lines 31 126) no Hoare annotation was computed. [2020-10-19 22:24:21,470 INFO L270 CegarLoopResult]: At program point L27(lines 26 129) the Hoare annotation is: (or (= ULTIMATE.start_main_~blastFlag~0 2) (= ULTIMATE.start_main_~blastFlag~0 0)) [2020-10-19 22:24:21,470 INFO L270 CegarLoopResult]: At program point L52(lines 51 110) the Hoare annotation is: (let ((.cse0 (<= 8640 ULTIMATE.start_main_~s__state~0))) (or (and .cse0 (not (= ULTIMATE.start_main_~s__hit~0 0)) (<= ULTIMATE.start_main_~blastFlag~0 3)) (and .cse0 (= ULTIMATE.start_main_~blastFlag~0 2)) (and .cse0 (= ULTIMATE.start_main_~blastFlag~0 0)))) [2020-10-19 22:24:21,470 INFO L270 CegarLoopResult]: At program point L48(lines 47 112) the Hoare annotation is: (let ((.cse0 (<= 8640 ULTIMATE.start_main_~s__state~0))) (or (and .cse0 (not (= ULTIMATE.start_main_~s__hit~0 0)) (<= ULTIMATE.start_main_~blastFlag~0 3)) (and .cse0 (= ULTIMATE.start_main_~blastFlag~0 2)) (and .cse0 (= ULTIMATE.start_main_~blastFlag~0 0)))) [2020-10-19 22:24:21,471 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-19 22:24:21,471 INFO L270 CegarLoopResult]: At program point L98(lines 10 142) the Hoare annotation is: false [2020-10-19 22:24:21,471 INFO L270 CegarLoopResult]: At program point L32(lines 31 126) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~s__state~0 8512))) (or (and .cse0 (= ULTIMATE.start_main_~blastFlag~0 2)) (and .cse0 (= ULTIMATE.start_main_~blastFlag~0 0)))) [2020-10-19 22:24:21,471 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-19 22:24:21,471 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-19 22:24:21,471 INFO L274 CegarLoopResult]: For program point L94-1(lines 55 108) no Hoare annotation was computed. [2020-10-19 22:24:21,472 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-19 22:24:21,472 INFO L274 CegarLoopResult]: For program point L90-1(lines 55 108) no Hoare annotation was computed. [2020-10-19 22:24:21,473 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-19 22:24:21,473 INFO L274 CegarLoopResult]: For program point L20(line 20) no Hoare annotation was computed. [2020-10-19 22:24:21,473 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-19 22:24:21,473 INFO L274 CegarLoopResult]: For program point L79-1(lines 55 108) no Hoare annotation was computed. [2020-10-19 22:24:21,473 INFO L277 CegarLoopResult]: At program point L141(lines 10 142) the Hoare annotation is: true [2020-10-19 22:24:21,474 INFO L274 CegarLoopResult]: For program point L71(lines 71 75) no Hoare annotation was computed. [2020-10-19 22:24:21,474 INFO L274 CegarLoopResult]: For program point L26(lines 26 129) no Hoare annotation was computed. [2020-10-19 22:24:21,474 INFO L274 CegarLoopResult]: For program point L59-1(lines 55 108) no Hoare annotation was computed. [2020-10-19 22:24:21,474 INFO L274 CegarLoopResult]: For program point L51(lines 51 110) no Hoare annotation was computed. [2020-10-19 22:24:21,474 INFO L274 CegarLoopResult]: For program point L47(lines 47 112) no Hoare annotation was computed. [2020-10-19 22:24:21,475 INFO L277 CegarLoopResult]: At program point L138(lines 10 142) the Hoare annotation is: true [2020-10-19 22:24:21,475 INFO L270 CegarLoopResult]: At program point L101(lines 19 136) the Hoare annotation is: (or (and (<= 8640 ULTIMATE.start_main_~s__state~0) (not (= ULTIMATE.start_main_~s__hit~0 0)) (<= ULTIMATE.start_main_~blastFlag~0 3)) (= ULTIMATE.start_main_~blastFlag~0 2) (= ULTIMATE.start_main_~blastFlag~0 0)) [2020-10-19 22:24:21,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 10:24:21 BoogieIcfgContainer [2020-10-19 22:24:21,502 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-19 22:24:21,502 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-19 22:24:21,502 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-19 22:24:21,503 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-19 22:24:21,503 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 10:24:20" (3/4) ... [2020-10-19 22:24:21,508 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-19 22:24:21,520 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2020-10-19 22:24:21,521 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-10-19 22:24:21,521 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-19 22:24:21,522 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-19 22:24:21,582 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-19 22:24:21,584 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-19 22:24:21,587 INFO L168 Benchmark]: Toolchain (without parser) took 2264.90 ms. Allocated memory was 35.1 MB in the beginning and 51.4 MB in the end (delta: 16.3 MB). Free memory was 12.8 MB in the beginning and 31.7 MB in the end (delta: -18.9 MB). There was no memory consumed. Max. memory is 14.3 GB. [2020-10-19 22:24:21,590 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 33.0 MB. Free memory was 18.2 MB in the beginning and 18.2 MB in the end (delta: 49.5 kB). Peak memory consumption was 49.5 kB. Max. memory is 14.3 GB. [2020-10-19 22:24:21,591 INFO L168 Benchmark]: CACSL2BoogieTranslator took 393.30 ms. Allocated memory was 35.1 MB in the beginning and 44.0 MB in the end (delta: 8.9 MB). Free memory was 11.9 MB in the beginning and 22.7 MB in the end (delta: -10.7 MB). Peak memory consumption was 7.6 MB. Max. memory is 14.3 GB. [2020-10-19 22:24:21,591 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.97 ms. Allocated memory is still 44.0 MB. Free memory was 22.7 MB in the beginning and 21.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 14.3 GB. [2020-10-19 22:24:21,591 INFO L168 Benchmark]: Boogie Preprocessor took 24.55 ms. Allocated memory is still 44.0 MB. Free memory was 21.0 MB in the beginning and 19.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 14.3 GB. [2020-10-19 22:24:21,596 INFO L168 Benchmark]: RCFGBuilder took 357.15 ms. Allocated memory was 44.0 MB in the beginning and 45.6 MB in the end (delta: 1.6 MB). Free memory was 19.6 MB in the beginning and 18.4 MB in the end (delta: 1.2 MB). Peak memory consumption was 6.6 MB. Max. memory is 14.3 GB. [2020-10-19 22:24:21,597 INFO L168 Benchmark]: TraceAbstraction took 1354.83 ms. Allocated memory was 45.6 MB in the beginning and 51.4 MB in the end (delta: 5.8 MB). Free memory was 17.9 MB in the beginning and 35.6 MB in the end (delta: -17.7 MB). Peak memory consumption was 7.8 MB. Max. memory is 14.3 GB. [2020-10-19 22:24:21,597 INFO L168 Benchmark]: Witness Printer took 82.17 ms. Allocated memory is still 51.4 MB. Free memory was 35.2 MB in the beginning and 31.7 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 14.3 GB. [2020-10-19 22:24:21,600 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 33.0 MB. Free memory was 18.2 MB in the beginning and 18.2 MB in the end (delta: 49.5 kB). Peak memory consumption was 49.5 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 393.30 ms. Allocated memory was 35.1 MB in the beginning and 44.0 MB in the end (delta: 8.9 MB). Free memory was 11.9 MB in the beginning and 22.7 MB in the end (delta: -10.7 MB). Peak memory consumption was 7.6 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 32.97 ms. Allocated memory is still 44.0 MB. Free memory was 22.7 MB in the beginning and 21.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 24.55 ms. Allocated memory is still 44.0 MB. Free memory was 21.0 MB in the beginning and 19.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 14.3 GB. * RCFGBuilder took 357.15 ms. Allocated memory was 44.0 MB in the beginning and 45.6 MB in the end (delta: 1.6 MB). Free memory was 19.6 MB in the beginning and 18.4 MB in the end (delta: 1.2 MB). Peak memory consumption was 6.6 MB. Max. memory is 14.3 GB. * TraceAbstraction took 1354.83 ms. Allocated memory was 45.6 MB in the beginning and 51.4 MB in the end (delta: 5.8 MB). Free memory was 17.9 MB in the beginning and 35.6 MB in the end (delta: -17.7 MB). Peak memory consumption was 7.8 MB. Max. memory is 14.3 GB. * Witness Printer took 82.17 ms. Allocated memory is still 51.4 MB. Free memory was 35.2 MB in the beginning and 31.7 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: 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: 10]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: (((8640 <= s__state && !(s__hit == 0)) && blastFlag <= 3) || blastFlag == 2) || blastFlag == 0 - InvariantResult [Line: 31]: Loop Invariant Derived loop invariant: (s__state == 8512 && blastFlag == 2) || (s__state == 8512 && blastFlag == 0) - InvariantResult [Line: 47]: Loop Invariant Derived loop invariant: (((8640 <= s__state && !(s__hit == 0)) && blastFlag <= 3) || (8640 <= s__state && blastFlag == 2)) || (8640 <= s__state && blastFlag == 0) - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: blastFlag == 2 || blastFlag == 0 - InvariantResult [Line: 10]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 10]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: (((8640 <= s__state && !(s__hit == 0)) && blastFlag <= 3) || (8640 <= s__state && blastFlag == 2)) || (8640 <= s__state && blastFlag == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 25 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.0s, OverallIterations: 6, TraceHistogramMax: 4, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 180 SDtfs, 78 SDslu, 94 SDs, 0 SdLazy, 91 SolverSat, 22 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=76occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 6 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 8 PreInvPairs, 31 NumberOfFragments, 95 HoareAnnotationTreeSize, 8 FomulaSimplifications, 72 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 8 FomulaSimplificationsInter, 34 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 103 NumberOfCodeBlocks, 103 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 4080 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 43/43 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...