./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-industry-pattern/ofuf_1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ed531ea8-cbad-49c1-b83e-fdcf73724cf5/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ed531ea8-cbad-49c1-b83e-fdcf73724cf5/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ed531ea8-cbad-49c1-b83e-fdcf73724cf5/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ed531ea8-cbad-49c1-b83e-fdcf73724cf5/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/loop-industry-pattern/ofuf_1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ed531ea8-cbad-49c1-b83e-fdcf73724cf5/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ed531ea8-cbad-49c1-b83e-fdcf73724cf5/bin/uautomizer --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 67645b836df889874dae0b8aac8cecb073b5cdb8 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 02:57:01,254 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:57:01,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:57:01,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:57:01,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:57:01,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:57:01,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:57:01,349 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:57:01,352 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:57:01,358 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:57:01,359 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:57:01,361 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:57:01,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:57:01,365 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:57:01,366 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:57:01,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:57:01,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:57:01,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:57:01,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:57:01,384 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:57:01,386 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:57:01,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:57:01,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:57:01,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:57:01,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:57:01,395 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:57:01,396 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:57:01,398 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:57:01,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:57:01,400 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:57:01,400 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:57:01,401 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:57:01,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:57:01,404 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:57:01,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:57:01,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:57:01,407 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:57:01,407 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:57:01,407 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:57:01,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:57:01,410 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:57:01,413 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ed531ea8-cbad-49c1-b83e-fdcf73724cf5/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 02:57:01,451 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:57:01,456 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:57:01,458 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:57:01,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:57:01,458 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:57:01,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:57:01,459 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 02:57:01,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 02:57:01,459 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 02:57:01,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:57:01,460 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 02:57:01,461 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 02:57:01,461 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 02:57:01,461 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 02:57:01,461 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 02:57:01,462 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:57:01,462 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 02:57:01,462 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:57:01,462 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:57:01,463 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 02:57:01,463 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 02:57:01,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:57:01,463 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:57:01,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 02:57:01,464 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 02:57:01,464 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 02:57:01,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 02:57:01,464 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 02:57:01,465 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:57:01,465 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_ed531ea8-cbad-49c1-b83e-fdcf73724cf5/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ed531ea8-cbad-49c1-b83e-fdcf73724cf5/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67645b836df889874dae0b8aac8cecb073b5cdb8 [2020-11-28 02:57:01,806 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:57:01,846 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:57:01,851 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:57:01,852 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:57:01,853 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:57:01,854 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ed531ea8-cbad-49c1-b83e-fdcf73724cf5/bin/uautomizer/../../sv-benchmarks/c/loop-industry-pattern/ofuf_1.c [2020-11-28 02:57:01,936 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ed531ea8-cbad-49c1-b83e-fdcf73724cf5/bin/uautomizer/data/eb879b859/e25aa108b145421481ca4dde087a7da2/FLAG5392e0e7d [2020-11-28 02:57:02,582 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:57:02,583 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ed531ea8-cbad-49c1-b83e-fdcf73724cf5/sv-benchmarks/c/loop-industry-pattern/ofuf_1.c [2020-11-28 02:57:02,602 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ed531ea8-cbad-49c1-b83e-fdcf73724cf5/bin/uautomizer/data/eb879b859/e25aa108b145421481ca4dde087a7da2/FLAG5392e0e7d [2020-11-28 02:57:02,859 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ed531ea8-cbad-49c1-b83e-fdcf73724cf5/bin/uautomizer/data/eb879b859/e25aa108b145421481ca4dde087a7da2 [2020-11-28 02:57:02,862 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 02:57:02,864 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 02:57:02,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 02:57:02,867 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 02:57:02,871 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 02:57:02,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:57:02" (1/1) ... [2020-11-28 02:57:02,880 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ed29670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:02, skipping insertion in model container [2020-11-28 02:57:02,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:57:02" (1/1) ... [2020-11-28 02:57:02,888 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 02:57:02,930 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 02:57:03,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 02:57:03,273 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 02:57:03,367 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 02:57:03,386 INFO L208 MainTranslator]: Completed translation [2020-11-28 02:57:03,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:03 WrapperNode [2020-11-28 02:57:03,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 02:57:03,388 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 02:57:03,388 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 02:57:03,388 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 02:57:03,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:03" (1/1) ... [2020-11-28 02:57:03,416 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:03" (1/1) ... [2020-11-28 02:57:03,504 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 02:57:03,505 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 02:57:03,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 02:57:03,505 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 02:57:03,512 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:03" (1/1) ... [2020-11-28 02:57:03,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:03" (1/1) ... [2020-11-28 02:57:03,529 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:03" (1/1) ... [2020-11-28 02:57:03,532 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:03" (1/1) ... [2020-11-28 02:57:03,561 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:03" (1/1) ... [2020-11-28 02:57:03,574 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:03" (1/1) ... [2020-11-28 02:57:03,588 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:03" (1/1) ... [2020-11-28 02:57:03,609 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 02:57:03,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 02:57:03,613 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 02:57:03,614 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 02:57:03,615 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ed531ea8-cbad-49c1-b83e-fdcf73724cf5/bin/uautomizer/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 [2020-11-28 02:57:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_113 [2020-11-28 02:57:03,704 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_113 [2020-11-28 02:57:03,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-28 02:57:03,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-28 02:57:03,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 02:57:03,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 02:57:03,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-28 02:57:03,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-28 02:57:03,707 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2020-11-28 02:57:03,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 02:57:03,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-28 02:57:03,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 02:57:03,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 02:57:03,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 02:57:05,000 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 02:57:05,001 INFO L298 CfgBuilder]: Removed 40 assume(true) statements. [2020-11-28 02:57:05,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:57:05 BoogieIcfgContainer [2020-11-28 02:57:05,003 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 02:57:05,012 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 02:57:05,012 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 02:57:05,016 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 02:57:05,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:57:02" (1/3) ... [2020-11-28 02:57:05,017 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e8401a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:57:05, skipping insertion in model container [2020-11-28 02:57:05,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:03" (2/3) ... [2020-11-28 02:57:05,017 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e8401a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:57:05, skipping insertion in model container [2020-11-28 02:57:05,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:57:05" (3/3) ... [2020-11-28 02:57:05,019 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_1.c [2020-11-28 02:57:05,030 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 02:57:05,034 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-28 02:57:05,043 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-28 02:57:05,065 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 02:57:05,065 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 02:57:05,065 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 02:57:05,066 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 02:57:05,066 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 02:57:05,066 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 02:57:05,066 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 02:57:05,066 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 02:57:05,089 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states. [2020-11-28 02:57:05,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 02:57:05,096 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:57:05,097 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:57:05,097 INFO L429 AbstractCegarLoop]: === Iteration 1 === [Id_MCDC_113Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:57:05,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:57:05,103 INFO L82 PathProgramCache]: Analyzing trace with hash -415841007, now seen corresponding path program 1 times [2020-11-28 02:57:05,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:57:05,112 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97488293] [2020-11-28 02:57:05,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:57:05,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:57:05,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:57:05,381 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97488293] [2020-11-28 02:57:05,382 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:57:05,382 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 02:57:05,383 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687779970] [2020-11-28 02:57:05,388 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-28 02:57:05,389 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:57:05,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-28 02:57:05,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 02:57:05,408 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 2 states. [2020-11-28 02:57:05,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:57:05,473 INFO L93 Difference]: Finished difference Result 348 states and 567 transitions. [2020-11-28 02:57:05,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 02:57:05,475 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-11-28 02:57:05,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:57:05,491 INFO L225 Difference]: With dead ends: 348 [2020-11-28 02:57:05,492 INFO L226 Difference]: Without dead ends: 172 [2020-11-28 02:57:05,499 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 02:57:05,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2020-11-28 02:57:05,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 172. [2020-11-28 02:57:05,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2020-11-28 02:57:05,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 268 transitions. [2020-11-28 02:57:05,575 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 268 transitions. Word has length 19 [2020-11-28 02:57:05,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:57:05,577 INFO L481 AbstractCegarLoop]: Abstraction has 172 states and 268 transitions. [2020-11-28 02:57:05,577 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-28 02:57:05,577 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 268 transitions. [2020-11-28 02:57:05,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 02:57:05,580 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:57:05,580 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:57:05,581 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 02:57:05,581 INFO L429 AbstractCegarLoop]: === Iteration 2 === [Id_MCDC_113Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:57:05,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:57:05,584 INFO L82 PathProgramCache]: Analyzing trace with hash -415781425, now seen corresponding path program 1 times [2020-11-28 02:57:05,584 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:57:05,584 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008964866] [2020-11-28 02:57:05,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:57:05,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:57:05,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:57:05,763 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008964866] [2020-11-28 02:57:05,763 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:57:05,763 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 02:57:05,763 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506153561] [2020-11-28 02:57:05,765 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:57:05,765 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:57:05,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:57:05,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:57:05,766 INFO L87 Difference]: Start difference. First operand 172 states and 268 transitions. Second operand 3 states. [2020-11-28 02:57:05,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:57:05,788 INFO L93 Difference]: Finished difference Result 181 states and 278 transitions. [2020-11-28 02:57:05,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:57:05,789 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-11-28 02:57:05,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:57:05,795 INFO L225 Difference]: With dead ends: 181 [2020-11-28 02:57:05,795 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 02:57:05,797 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 [2020-11-28 02:57:05,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 02:57:05,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 02:57:05,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 02:57:05,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 02:57:05,798 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 19 [2020-11-28 02:57:05,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:57:05,799 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 02:57:05,799 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:57:05,799 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 02:57:05,801 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 02:57:05,801 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 02:57:05,803 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 02:57:05,867 INFO L274 CegarLoopResult]: For program point L11(lines 11 14) no Hoare annotation was computed. [2020-11-28 02:57:05,867 INFO L274 CegarLoopResult]: For program point L11-2(lines 11 14) no Hoare annotation was computed. [2020-11-28 02:57:05,867 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-28 02:57:05,867 INFO L274 CegarLoopResult]: For program point Id_MCDC_113EXIT(lines 305 324) no Hoare annotation was computed. [2020-11-28 02:57:05,867 INFO L274 CegarLoopResult]: For program point L313(lines 313 320) no Hoare annotation was computed. [2020-11-28 02:57:05,867 INFO L274 CegarLoopResult]: For program point L280(lines 280 294) no Hoare annotation was computed. [2020-11-28 02:57:05,868 INFO L274 CegarLoopResult]: For program point L313-2(lines 313 320) no Hoare annotation was computed. [2020-11-28 02:57:05,868 INFO L274 CegarLoopResult]: For program point L309(lines 309 312) no Hoare annotation was computed. [2020-11-28 02:57:05,868 INFO L274 CegarLoopResult]: For program point L487(lines 487 490) no Hoare annotation was computed. [2020-11-28 02:57:05,868 INFO L274 CegarLoopResult]: For program point Id_MCDC_113Err0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 02:57:05,868 INFO L270 CegarLoopResult]: At program point L487-2(lines 485 492) the Hoare annotation is: (= Id_MCDC_113___VERIFIER_assert_~Id_MCDC_121 1) [2020-11-28 02:57:05,868 INFO L277 CegarLoopResult]: At program point Id_MCDC_113ENTRY(lines 305 324) the Hoare annotation is: true [2020-11-28 02:57:05,868 INFO L274 CegarLoopResult]: For program point Id_MCDC_113FINAL(lines 305 324) no Hoare annotation was computed. [2020-11-28 02:57:05,869 INFO L274 CegarLoopResult]: For program point L9(lines 9 15) no Hoare annotation was computed. [2020-11-28 02:57:05,869 INFO L274 CegarLoopResult]: For program point L9-1(lines 9 15) no Hoare annotation was computed. [2020-11-28 02:57:05,869 INFO L274 CegarLoopResult]: For program point L286(lines 286 294) no Hoare annotation was computed. [2020-11-28 02:57:05,869 INFO L277 CegarLoopResult]: At program point L315(line 315) the Hoare annotation is: true [2020-11-28 02:57:05,869 INFO L274 CegarLoopResult]: For program point L315-1(line 315) no Hoare annotation was computed. [2020-11-28 02:57:05,869 INFO L277 CegarLoopResult]: At program point L303(lines 274 304) the Hoare annotation is: true [2020-11-28 02:57:05,869 INFO L274 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-11-28 02:57:05,869 INFO L274 CegarLoopResult]: For program point L295-1(lines 275 304) no Hoare annotation was computed. [2020-11-28 02:57:05,870 INFO L274 CegarLoopResult]: For program point L295-2(lines 295 302) no Hoare annotation was computed. [2020-11-28 02:57:05,870 INFO L274 CegarLoopResult]: For program point L333-1(lines 333 340) no Hoare annotation was computed. [2020-11-28 02:57:05,870 INFO L277 CegarLoopResult]: At program point L234(lines 234 250) the Hoare annotation is: true [2020-11-28 02:57:05,870 INFO L277 CegarLoopResult]: At program point L333-3(lines 333 340) the Hoare annotation is: true [2020-11-28 02:57:05,870 INFO L277 CegarLoopResult]: At program point L234-1(lines 234 250) the Hoare annotation is: true [2020-11-28 02:57:05,870 INFO L274 CegarLoopResult]: For program point L333-4(lines 333 340) no Hoare annotation was computed. [2020-11-28 02:57:05,870 INFO L277 CegarLoopResult]: At program point L234-2(lines 234 250) the Hoare annotation is: true [2020-11-28 02:57:05,870 INFO L277 CegarLoopResult]: At program point L234-3(lines 234 250) the Hoare annotation is: true [2020-11-28 02:57:05,871 INFO L274 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-11-28 02:57:05,871 INFO L274 CegarLoopResult]: For program point L433-2(lines 433 440) no Hoare annotation was computed. [2020-11-28 02:57:05,871 INFO L274 CegarLoopResult]: For program point L401-2(lines 401 418) no Hoare annotation was computed. [2020-11-28 02:57:05,871 INFO L277 CegarLoopResult]: At program point L401-3(lines 401 418) the Hoare annotation is: true [2020-11-28 02:57:05,871 INFO L274 CegarLoopResult]: For program point L401-4(lines 401 418) no Hoare annotation was computed. [2020-11-28 02:57:05,871 INFO L274 CegarLoopResult]: For program point L236(line 236) no Hoare annotation was computed. [2020-11-28 02:57:05,871 INFO L274 CegarLoopResult]: For program point L236-2(line 236) no Hoare annotation was computed. [2020-11-28 02:57:05,872 INFO L274 CegarLoopResult]: For program point L236-3(line 236) no Hoare annotation was computed. [2020-11-28 02:57:05,872 INFO L274 CegarLoopResult]: For program point L236-5(line 236) no Hoare annotation was computed. [2020-11-28 02:57:05,872 INFO L274 CegarLoopResult]: For program point L236-6(line 236) no Hoare annotation was computed. [2020-11-28 02:57:05,873 INFO L274 CegarLoopResult]: For program point L236-8(line 236) no Hoare annotation was computed. [2020-11-28 02:57:05,873 INFO L274 CegarLoopResult]: For program point L236-9(line 236) no Hoare annotation was computed. [2020-11-28 02:57:05,873 INFO L274 CegarLoopResult]: For program point L236-11(line 236) no Hoare annotation was computed. [2020-11-28 02:57:05,873 INFO L274 CegarLoopResult]: For program point L336(lines 336 339) no Hoare annotation was computed. [2020-11-28 02:57:05,873 INFO L274 CegarLoopResult]: For program point L237(line 237) no Hoare annotation was computed. [2020-11-28 02:57:05,873 INFO L274 CegarLoopResult]: For program point L237-2(line 237) no Hoare annotation was computed. [2020-11-28 02:57:05,874 INFO L274 CegarLoopResult]: For program point L237-4(line 237) no Hoare annotation was computed. [2020-11-28 02:57:05,874 INFO L274 CegarLoopResult]: For program point L237-6(line 237) no Hoare annotation was computed. [2020-11-28 02:57:05,874 INFO L274 CegarLoopResult]: For program point L403(lines 403 406) no Hoare annotation was computed. [2020-11-28 02:57:05,874 INFO L277 CegarLoopResult]: At program point L272(lines 218 273) the Hoare annotation is: true [2020-11-28 02:57:05,874 INFO L274 CegarLoopResult]: For program point L239(line 239) no Hoare annotation was computed. [2020-11-28 02:57:05,874 INFO L277 CegarLoopResult]: At program point L272-1(lines 218 273) the Hoare annotation is: true [2020-11-28 02:57:05,875 INFO L277 CegarLoopResult]: At program point L272-2(lines 218 273) the Hoare annotation is: true [2020-11-28 02:57:05,875 INFO L274 CegarLoopResult]: For program point L239-2(line 239) no Hoare annotation was computed. [2020-11-28 02:57:05,875 INFO L277 CegarLoopResult]: At program point L272-3(lines 218 273) the Hoare annotation is: true [2020-11-28 02:57:05,875 INFO L274 CegarLoopResult]: For program point L239-3(line 239) no Hoare annotation was computed. [2020-11-28 02:57:05,875 INFO L274 CegarLoopResult]: For program point L239-5(line 239) no Hoare annotation was computed. [2020-11-28 02:57:05,875 INFO L274 CegarLoopResult]: For program point L239-6(line 239) no Hoare annotation was computed. [2020-11-28 02:57:05,876 INFO L274 CegarLoopResult]: For program point L239-8(line 239) no Hoare annotation was computed. [2020-11-28 02:57:05,876 INFO L274 CegarLoopResult]: For program point L239-9(line 239) no Hoare annotation was computed. [2020-11-28 02:57:05,876 INFO L274 CegarLoopResult]: For program point L239-11(line 239) no Hoare annotation was computed. [2020-11-28 02:57:05,876 INFO L274 CegarLoopResult]: For program point L240(line 240) no Hoare annotation was computed. [2020-11-28 02:57:05,876 INFO L274 CegarLoopResult]: For program point L240-2(line 240) no Hoare annotation was computed. [2020-11-28 02:57:05,876 INFO L274 CegarLoopResult]: For program point L240-4(line 240) no Hoare annotation was computed. [2020-11-28 02:57:05,876 INFO L274 CegarLoopResult]: For program point L240-6(line 240) no Hoare annotation was computed. [2020-11-28 02:57:05,877 INFO L274 CegarLoopResult]: For program point L341(line 341) no Hoare annotation was computed. [2020-11-28 02:57:05,877 INFO L274 CegarLoopResult]: For program point L341-2(line 341) no Hoare annotation was computed. [2020-11-28 02:57:05,877 INFO L274 CegarLoopResult]: For program point L242(line 242) no Hoare annotation was computed. [2020-11-28 02:57:05,877 INFO L274 CegarLoopResult]: For program point L341-3(line 341) no Hoare annotation was computed. [2020-11-28 02:57:05,877 INFO L274 CegarLoopResult]: For program point L242-2(line 242) no Hoare annotation was computed. [2020-11-28 02:57:05,877 INFO L274 CegarLoopResult]: For program point L341-5(lines 341 353) no Hoare annotation was computed. [2020-11-28 02:57:05,877 INFO L274 CegarLoopResult]: For program point L242-3(line 242) no Hoare annotation was computed. [2020-11-28 02:57:05,878 INFO L274 CegarLoopResult]: For program point L242-5(line 242) no Hoare annotation was computed. [2020-11-28 02:57:05,878 INFO L274 CegarLoopResult]: For program point L242-6(line 242) no Hoare annotation was computed. [2020-11-28 02:57:05,878 INFO L274 CegarLoopResult]: For program point L242-8(line 242) no Hoare annotation was computed. [2020-11-28 02:57:05,878 INFO L274 CegarLoopResult]: For program point L242-9(line 242) no Hoare annotation was computed. [2020-11-28 02:57:05,878 INFO L274 CegarLoopResult]: For program point L242-11(line 242) no Hoare annotation was computed. [2020-11-28 02:57:05,878 INFO L274 CegarLoopResult]: For program point L243(line 243) no Hoare annotation was computed. [2020-11-28 02:57:05,879 INFO L274 CegarLoopResult]: For program point L243-2(line 243) no Hoare annotation was computed. [2020-11-28 02:57:05,879 INFO L274 CegarLoopResult]: For program point L243-4(line 243) no Hoare annotation was computed. [2020-11-28 02:57:05,879 INFO L274 CegarLoopResult]: For program point L243-6(line 243) no Hoare annotation was computed. [2020-11-28 02:57:05,879 INFO L274 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-11-28 02:57:05,879 INFO L274 CegarLoopResult]: For program point L343(lines 343 348) no Hoare annotation was computed. [2020-11-28 02:57:05,879 INFO L274 CegarLoopResult]: For program point L343-1(lines 341 353) no Hoare annotation was computed. [2020-11-28 02:57:05,880 INFO L277 CegarLoopResult]: At program point L443(lines 452 484) the Hoare annotation is: true [2020-11-28 02:57:05,880 INFO L274 CegarLoopResult]: For program point L377-2(lines 377 380) no Hoare annotation was computed. [2020-11-28 02:57:05,880 INFO L277 CegarLoopResult]: At program point L377-3(lines 377 380) the Hoare annotation is: true [2020-11-28 02:57:05,880 INFO L274 CegarLoopResult]: For program point L377-4(lines 357 424) no Hoare annotation was computed. [2020-11-28 02:57:05,880 INFO L274 CegarLoopResult]: For program point L245(line 245) no Hoare annotation was computed. [2020-11-28 02:57:05,880 INFO L274 CegarLoopResult]: For program point L245-2(line 245) no Hoare annotation was computed. [2020-11-28 02:57:05,881 INFO L274 CegarLoopResult]: For program point L245-3(line 245) no Hoare annotation was computed. [2020-11-28 02:57:05,881 INFO L274 CegarLoopResult]: For program point L245-5(line 245) no Hoare annotation was computed. [2020-11-28 02:57:05,881 INFO L274 CegarLoopResult]: For program point L245-6(line 245) no Hoare annotation was computed. [2020-11-28 02:57:05,881 INFO L274 CegarLoopResult]: For program point L245-8(line 245) no Hoare annotation was computed. [2020-11-28 02:57:05,881 INFO L274 CegarLoopResult]: For program point L245-9(line 245) no Hoare annotation was computed. [2020-11-28 02:57:05,881 INFO L274 CegarLoopResult]: For program point L245-11(line 245) no Hoare annotation was computed. [2020-11-28 02:57:05,881 INFO L274 CegarLoopResult]: For program point L246(line 246) no Hoare annotation was computed. [2020-11-28 02:57:05,882 INFO L274 CegarLoopResult]: For program point L246-2(line 246) no Hoare annotation was computed. [2020-11-28 02:57:05,882 INFO L274 CegarLoopResult]: For program point L246-4(line 246) no Hoare annotation was computed. [2020-11-28 02:57:05,882 INFO L274 CegarLoopResult]: For program point L246-6(line 246) no Hoare annotation was computed. [2020-11-28 02:57:05,882 INFO L274 CegarLoopResult]: For program point L478(lines 478 481) no Hoare annotation was computed. [2020-11-28 02:57:05,882 INFO L274 CegarLoopResult]: For program point L248(line 248) no Hoare annotation was computed. [2020-11-28 02:57:05,882 INFO L274 CegarLoopResult]: For program point L248-2(line 248) no Hoare annotation was computed. [2020-11-28 02:57:05,883 INFO L274 CegarLoopResult]: For program point L248-4(line 248) no Hoare annotation was computed. [2020-11-28 02:57:05,883 INFO L274 CegarLoopResult]: For program point L248-6(line 248) no Hoare annotation was computed. [2020-11-28 02:57:05,883 INFO L274 CegarLoopResult]: For program point L414(lines 414 417) no Hoare annotation was computed. [2020-11-28 02:57:05,883 INFO L274 CegarLoopResult]: For program point L381(lines 381 422) no Hoare annotation was computed. [2020-11-28 02:57:05,883 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 02:57:05,883 INFO L274 CegarLoopResult]: For program point L383-2(lines 383 421) no Hoare annotation was computed. [2020-11-28 02:57:05,884 INFO L277 CegarLoopResult]: At program point L383-3(lines 383 421) the Hoare annotation is: true [2020-11-28 02:57:05,884 INFO L274 CegarLoopResult]: For program point L251-1(lines 251 258) no Hoare annotation was computed. [2020-11-28 02:57:05,884 INFO L277 CegarLoopResult]: At program point L251-3(lines 251 258) the Hoare annotation is: true [2020-11-28 02:57:05,884 INFO L274 CegarLoopResult]: For program point L251-4(lines 251 258) no Hoare annotation was computed. [2020-11-28 02:57:05,884 INFO L274 CegarLoopResult]: For program point L251-6(lines 251 258) no Hoare annotation was computed. [2020-11-28 02:57:05,884 INFO L277 CegarLoopResult]: At program point L251-8(lines 251 258) the Hoare annotation is: true [2020-11-28 02:57:05,884 INFO L274 CegarLoopResult]: For program point L251-9(lines 251 258) no Hoare annotation was computed. [2020-11-28 02:57:05,885 INFO L274 CegarLoopResult]: For program point L251-11(lines 251 258) no Hoare annotation was computed. [2020-11-28 02:57:05,885 INFO L277 CegarLoopResult]: At program point L251-13(lines 251 258) the Hoare annotation is: true [2020-11-28 02:57:05,885 INFO L274 CegarLoopResult]: For program point L251-14(lines 251 258) no Hoare annotation was computed. [2020-11-28 02:57:05,885 INFO L274 CegarLoopResult]: For program point L251-16(lines 251 258) no Hoare annotation was computed. [2020-11-28 02:57:05,885 INFO L277 CegarLoopResult]: At program point L251-18(lines 251 258) the Hoare annotation is: true [2020-11-28 02:57:05,885 INFO L274 CegarLoopResult]: For program point L251-19(lines 251 258) no Hoare annotation was computed. [2020-11-28 02:57:05,886 INFO L274 CegarLoopResult]: For program point L386(lines 386 389) no Hoare annotation was computed. [2020-11-28 02:57:05,886 INFO L274 CegarLoopResult]: For program point L254(lines 254 257) no Hoare annotation was computed. [2020-11-28 02:57:05,886 INFO L274 CegarLoopResult]: For program point L254-1(lines 254 257) no Hoare annotation was computed. [2020-11-28 02:57:05,886 INFO L274 CegarLoopResult]: For program point L254-2(lines 254 257) no Hoare annotation was computed. [2020-11-28 02:57:05,886 INFO L274 CegarLoopResult]: For program point L254-3(lines 254 257) no Hoare annotation was computed. [2020-11-28 02:57:05,886 INFO L277 CegarLoopResult]: At program point L354(lines 325 355) the Hoare annotation is: true [2020-11-28 02:57:05,887 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 02:57:05,887 INFO L274 CegarLoopResult]: For program point L223(lines 223 226) no Hoare annotation was computed. [2020-11-28 02:57:05,887 INFO L274 CegarLoopResult]: For program point L223-1(lines 223 226) no Hoare annotation was computed. [2020-11-28 02:57:05,887 INFO L274 CegarLoopResult]: For program point L223-2(lines 223 226) no Hoare annotation was computed. [2020-11-28 02:57:05,887 INFO L274 CegarLoopResult]: For program point L223-3(lines 223 226) no Hoare annotation was computed. [2020-11-28 02:57:05,887 INFO L277 CegarLoopResult]: At program point L423(lines 356 424) the Hoare annotation is: true [2020-11-28 02:57:05,888 INFO L274 CegarLoopResult]: For program point L390(lines 390 393) no Hoare annotation was computed. [2020-11-28 02:57:05,888 INFO L274 CegarLoopResult]: For program point L259(line 259) no Hoare annotation was computed. [2020-11-28 02:57:05,888 INFO L274 CegarLoopResult]: For program point L259-2(line 259) no Hoare annotation was computed. [2020-11-28 02:57:05,888 INFO L274 CegarLoopResult]: For program point L259-3(line 259) no Hoare annotation was computed. [2020-11-28 02:57:05,888 INFO L274 CegarLoopResult]: For program point L259-5(lines 259 271) no Hoare annotation was computed. [2020-11-28 02:57:05,888 INFO L274 CegarLoopResult]: For program point L259-6(line 259) no Hoare annotation was computed. [2020-11-28 02:57:05,888 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 02:57:05,889 INFO L274 CegarLoopResult]: For program point L259-8(line 259) no Hoare annotation was computed. [2020-11-28 02:57:05,889 INFO L274 CegarLoopResult]: For program point L259-9(line 259) no Hoare annotation was computed. [2020-11-28 02:57:05,889 INFO L274 CegarLoopResult]: For program point L259-11(lines 259 271) no Hoare annotation was computed. [2020-11-28 02:57:05,889 INFO L274 CegarLoopResult]: For program point L259-12(line 259) no Hoare annotation was computed. [2020-11-28 02:57:05,889 INFO L274 CegarLoopResult]: For program point L259-14(line 259) no Hoare annotation was computed. [2020-11-28 02:57:05,889 INFO L274 CegarLoopResult]: For program point L259-15(line 259) no Hoare annotation was computed. [2020-11-28 02:57:05,890 INFO L274 CegarLoopResult]: For program point L259-17(lines 259 271) no Hoare annotation was computed. [2020-11-28 02:57:05,890 INFO L274 CegarLoopResult]: For program point L259-18(line 259) no Hoare annotation was computed. [2020-11-28 02:57:05,890 INFO L274 CegarLoopResult]: For program point L259-20(line 259) no Hoare annotation was computed. [2020-11-28 02:57:05,890 INFO L274 CegarLoopResult]: For program point L259-21(line 259) no Hoare annotation was computed. [2020-11-28 02:57:05,890 INFO L274 CegarLoopResult]: For program point L259-23(lines 259 271) no Hoare annotation was computed. [2020-11-28 02:57:05,890 INFO L274 CegarLoopResult]: For program point L227(lines 227 233) no Hoare annotation was computed. [2020-11-28 02:57:05,891 INFO L274 CegarLoopResult]: For program point L227-2(lines 227 233) no Hoare annotation was computed. [2020-11-28 02:57:05,891 INFO L274 CegarLoopResult]: For program point L227-3(lines 227 233) no Hoare annotation was computed. [2020-11-28 02:57:05,891 INFO L274 CegarLoopResult]: For program point L227-5(lines 227 233) no Hoare annotation was computed. [2020-11-28 02:57:05,891 INFO L274 CegarLoopResult]: For program point L227-6(lines 227 233) no Hoare annotation was computed. [2020-11-28 02:57:05,891 INFO L274 CegarLoopResult]: For program point L227-8(lines 227 233) no Hoare annotation was computed. [2020-11-28 02:57:05,891 INFO L274 CegarLoopResult]: For program point L227-9(lines 227 233) no Hoare annotation was computed. [2020-11-28 02:57:05,891 INFO L274 CegarLoopResult]: For program point L227-11(lines 227 233) no Hoare annotation was computed. [2020-11-28 02:57:05,892 INFO L274 CegarLoopResult]: For program point L261(lines 261 266) no Hoare annotation was computed. [2020-11-28 02:57:05,892 INFO L274 CegarLoopResult]: For program point L261-1(lines 259 271) no Hoare annotation was computed. [2020-11-28 02:57:05,892 INFO L274 CegarLoopResult]: For program point L261-2(lines 261 266) no Hoare annotation was computed. [2020-11-28 02:57:05,892 INFO L274 CegarLoopResult]: For program point L261-3(lines 259 271) no Hoare annotation was computed. [2020-11-28 02:57:05,892 INFO L274 CegarLoopResult]: For program point L261-4(lines 261 266) no Hoare annotation was computed. [2020-11-28 02:57:05,892 INFO L274 CegarLoopResult]: For program point L261-5(lines 259 271) no Hoare annotation was computed. [2020-11-28 02:57:05,893 INFO L274 CegarLoopResult]: For program point L261-6(lines 261 266) no Hoare annotation was computed. [2020-11-28 02:57:05,893 INFO L274 CegarLoopResult]: For program point L261-7(lines 259 271) no Hoare annotation was computed. [2020-11-28 02:57:05,893 INFO L274 CegarLoopResult]: For program point L229(lines 229 232) no Hoare annotation was computed. [2020-11-28 02:57:05,893 INFO L274 CegarLoopResult]: For program point L229-1(lines 229 232) no Hoare annotation was computed. [2020-11-28 02:57:05,893 INFO L274 CegarLoopResult]: For program point L229-2(lines 229 232) no Hoare annotation was computed. [2020-11-28 02:57:05,893 INFO L274 CegarLoopResult]: For program point L229-3(lines 229 232) no Hoare annotation was computed. [2020-11-28 02:57:05,893 INFO L274 CegarLoopResult]: For program point L329(lines 329 332) no Hoare annotation was computed. [2020-11-28 02:57:05,894 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 02:57:05,894 INFO L274 CegarLoopResult]: For program point L396(lines 396 399) no Hoare annotation was computed. [2020-11-28 02:57:05,894 INFO L274 CegarLoopResult]: For program point L431-2(lines 431 441) no Hoare annotation was computed. [2020-11-28 02:57:05,894 INFO L277 CegarLoopResult]: At program point L431-3(lines 431 441) the Hoare annotation is: true [2020-11-28 02:57:05,894 INFO L277 CegarLoopResult]: At program point L431-4(lines 431 441) the Hoare annotation is: true [2020-11-28 02:57:05,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:57:05 BoogieIcfgContainer [2020-11-28 02:57:05,910 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 02:57:05,911 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 02:57:05,911 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 02:57:05,911 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 02:57:05,912 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:57:05" (3/4) ... [2020-11-28 02:57:05,915 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 02:57:05,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure Id_MCDC_113 [2020-11-28 02:57:05,939 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2020-11-28 02:57:05,941 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2020-11-28 02:57:05,943 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-28 02:57:05,945 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2020-11-28 02:57:05,946 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 02:57:05,948 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 02:57:06,096 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_ed531ea8-cbad-49c1-b83e-fdcf73724cf5/bin/uautomizer/witness.graphml [2020-11-28 02:57:06,097 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 02:57:06,099 INFO L168 Benchmark]: Toolchain (without parser) took 3234.33 ms. Allocated memory was 107.0 MB in the beginning and 136.3 MB in the end (delta: 29.4 MB). Free memory was 68.5 MB in the beginning and 42.3 MB in the end (delta: 26.1 MB). Peak memory consumption was 55.4 MB. Max. memory is 16.1 GB. [2020-11-28 02:57:06,099 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 107.0 MB. Free memory was 85.4 MB in the beginning and 85.3 MB in the end (delta: 55.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:57:06,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 520.15 ms. Allocated memory is still 107.0 MB. Free memory was 68.3 MB in the beginning and 74.3 MB in the end (delta: -6.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 02:57:06,100 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.43 ms. Allocated memory is still 107.0 MB. Free memory was 74.3 MB in the beginning and 69.3 MB in the end (delta: 5.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 02:57:06,106 INFO L168 Benchmark]: Boogie Preprocessor took 105.96 ms. Allocated memory is still 107.0 MB. Free memory was 69.3 MB in the beginning and 64.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 02:57:06,106 INFO L168 Benchmark]: RCFGBuilder took 1390.91 ms. Allocated memory was 107.0 MB in the beginning and 136.3 MB in the end (delta: 29.4 MB). Free memory was 64.9 MB in the beginning and 51.5 MB in the end (delta: 13.4 MB). Peak memory consumption was 48.6 MB. Max. memory is 16.1 GB. [2020-11-28 02:57:06,107 INFO L168 Benchmark]: TraceAbstraction took 898.31 ms. Allocated memory is still 136.3 MB. Free memory was 108.4 MB in the beginning and 59.1 MB in the end (delta: 49.3 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. [2020-11-28 02:57:06,107 INFO L168 Benchmark]: Witness Printer took 185.94 ms. Allocated memory is still 136.3 MB. Free memory was 59.1 MB in the beginning and 42.3 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-28 02:57:06,109 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 107.0 MB. Free memory was 85.4 MB in the beginning and 85.3 MB in the end (delta: 55.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 520.15 ms. Allocated memory is still 107.0 MB. Free memory was 68.3 MB in the beginning and 74.3 MB in the end (delta: -6.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 116.43 ms. Allocated memory is still 107.0 MB. Free memory was 74.3 MB in the beginning and 69.3 MB in the end (delta: 5.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 105.96 ms. Allocated memory is still 107.0 MB. Free memory was 69.3 MB in the beginning and 64.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1390.91 ms. Allocated memory was 107.0 MB in the beginning and 136.3 MB in the end (delta: 29.4 MB). Free memory was 64.9 MB in the beginning and 51.5 MB in the end (delta: 13.4 MB). Peak memory consumption was 48.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 898.31 ms. Allocated memory is still 136.3 MB. Free memory was 108.4 MB in the beginning and 59.1 MB in the end (delta: 49.3 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. * Witness Printer took 185.94 ms. Allocated memory is still 136.3 MB. Free memory was 59.1 MB in the beginning and 42.3 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 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: 218]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 401]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 431]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: Id_MCDC_121 == 1 - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 452]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 177 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 548 SDtfs, 10 SDslu, 264 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=177occurred in iteration=0, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 25 LocationsWithAnnotation, 37 PreInvPairs, 63 NumberOfFragments, 27 HoareAnnotationTreeSize, 37 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 25 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 36 ConstructedInterpolants, 0 QuantifiedInterpolants, 684 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 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...