./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/lu.cmp.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0f664236-f711-4955-b1f8-2745a60090fc/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0f664236-f711-4955-b1f8-2745a60090fc/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0f664236-f711-4955-b1f8-2745a60090fc/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0f664236-f711-4955-b1f8-2745a60090fc/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/loops/lu.cmp.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0f664236-f711-4955-b1f8-2745a60090fc/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0f664236-f711-4955-b1f8-2745a60090fc/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b8422fc1deba967a7db5fbdac44a5d9acb26e171 ................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:49:08,801 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:49:08,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:49:08,815 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:49:08,815 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:49:08,816 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:49:08,817 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:49:08,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:49:08,821 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:49:08,822 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:49:08,823 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:49:08,825 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:49:08,825 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:49:08,826 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:49:08,827 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:49:08,828 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:49:08,832 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:49:08,835 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:49:08,837 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:49:08,839 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:49:08,840 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:49:08,841 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:49:08,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:49:08,843 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:49:08,846 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:49:08,846 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:49:08,846 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:49:08,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:49:08,848 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:49:08,853 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:49:08,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:49:08,854 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:49:08,855 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:49:08,856 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:49:08,860 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:49:08,860 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:49:08,860 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:49:08,861 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:49:08,861 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:49:08,865 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:49:08,867 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:49:08,868 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0f664236-f711-4955-b1f8-2745a60090fc/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 08:49:08,889 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:49:08,890 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:49:08,891 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:49:08,891 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:49:08,892 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:49:08,892 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:49:08,892 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:49:08,892 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:49:08,892 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:49:08,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:49:08,894 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:49:08,894 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:49:08,894 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:49:08,894 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:49:08,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:49:08,895 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:49:08,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:49:08,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:49:08,895 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:49:08,895 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:49:08,896 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:49:08,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:49:08,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:49:08,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:49:08,897 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:49:08,897 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:49:08,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 08:49:08,897 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:49:08,897 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_0f664236-f711-4955-b1f8-2745a60090fc/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(__VERIFIER_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 -> b8422fc1deba967a7db5fbdac44a5d9acb26e171 [2019-11-25 08:49:09,033 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:49:09,048 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:49:09,051 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:49:09,060 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:49:09,060 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:49:09,061 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0f664236-f711-4955-b1f8-2745a60090fc/bin/uautomizer/../../sv-benchmarks/c/loops/lu.cmp.c [2019-11-25 08:49:09,120 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0f664236-f711-4955-b1f8-2745a60090fc/bin/uautomizer/data/6182bd00c/8220b9da53e74ce9b8d1adb67b63da76/FLAG91b8fb9f9 [2019-11-25 08:49:09,522 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:49:09,527 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0f664236-f711-4955-b1f8-2745a60090fc/sv-benchmarks/c/loops/lu.cmp.c [2019-11-25 08:49:09,537 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0f664236-f711-4955-b1f8-2745a60090fc/bin/uautomizer/data/6182bd00c/8220b9da53e74ce9b8d1adb67b63da76/FLAG91b8fb9f9 [2019-11-25 08:49:09,554 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0f664236-f711-4955-b1f8-2745a60090fc/bin/uautomizer/data/6182bd00c/8220b9da53e74ce9b8d1adb67b63da76 [2019-11-25 08:49:09,557 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:49:09,558 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:49:09,561 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:49:09,561 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:49:09,564 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:49:09,565 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:49:09" (1/1) ... [2019-11-25 08:49:09,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fa6efb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:09, skipping insertion in model container [2019-11-25 08:49:09,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:49:09" (1/1) ... [2019-11-25 08:49:09,575 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:49:09,595 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:49:09,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:49:09,816 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:49:09,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:49:09,870 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:49:09,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:09 WrapperNode [2019-11-25 08:49:09,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:49:09,871 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:49:09,871 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:49:09,871 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:49:09,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:09" (1/1) ... [2019-11-25 08:49:09,888 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:09" (1/1) ... [2019-11-25 08:49:09,914 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:49:09,914 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:49:09,914 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:49:09,914 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:49:09,924 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:09" (1/1) ... [2019-11-25 08:49:09,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:09" (1/1) ... [2019-11-25 08:49:09,928 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:09" (1/1) ... [2019-11-25 08:49:09,928 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:09" (1/1) ... [2019-11-25 08:49:09,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:09" (1/1) ... [2019-11-25 08:49:09,943 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:09" (1/1) ... [2019-11-25 08:49:09,946 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:09" (1/1) ... [2019-11-25 08:49:09,949 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:49:09,950 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:49:09,950 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:49:09,950 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:49:09,951 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0f664236-f711-4955-b1f8-2745a60090fc/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 [2019-11-25 08:49:10,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-11-25 08:49:10,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-11-25 08:49:10,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:49:10,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:49:10,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-25 08:49:10,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-25 08:49:10,458 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:49:10,458 INFO L284 CfgBuilder]: Removed 21 assume(true) statements. [2019-11-25 08:49:10,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:49:10 BoogieIcfgContainer [2019-11-25 08:49:10,459 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:49:10,460 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:49:10,460 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:49:10,463 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:49:10,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:49:09" (1/3) ... [2019-11-25 08:49:10,464 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7801cfd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:49:10, skipping insertion in model container [2019-11-25 08:49:10,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:09" (2/3) ... [2019-11-25 08:49:10,464 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7801cfd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:49:10, skipping insertion in model container [2019-11-25 08:49:10,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:49:10" (3/3) ... [2019-11-25 08:49:10,466 INFO L109 eAbstractionObserver]: Analyzing ICFG lu.cmp.c [2019-11-25 08:49:10,475 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:49:10,481 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-25 08:49:10,489 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-25 08:49:10,511 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:49:10,512 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 08:49:10,512 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:49:10,512 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:49:10,512 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:49:10,512 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:49:10,513 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:49:10,513 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:49:10,528 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states. [2019-11-25 08:49:10,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-25 08:49:10,533 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:49:10,534 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:49:10,534 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:49:10,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:10,540 INFO L82 PathProgramCache]: Analyzing trace with hash 1809811384, now seen corresponding path program 1 times [2019-11-25 08:49:10,547 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:10,547 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642010512] [2019-11-25 08:49:10,548 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:10,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:10,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:49:10,702 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642010512] [2019-11-25 08:49:10,703 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:49:10,703 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-25 08:49:10,704 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001037825] [2019-11-25 08:49:10,707 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-25 08:49:10,707 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:49:10,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:49:10,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:49:10,717 INFO L87 Difference]: Start difference. First operand 50 states. Second operand 5 states. [2019-11-25 08:49:10,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:49:10,894 INFO L93 Difference]: Finished difference Result 139 states and 219 transitions. [2019-11-25 08:49:10,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-25 08:49:10,896 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 7 [2019-11-25 08:49:10,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:49:10,902 INFO L225 Difference]: With dead ends: 139 [2019-11-25 08:49:10,903 INFO L226 Difference]: Without dead ends: 0 [2019-11-25 08:49:10,906 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-25 08:49:10,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-25 08:49:10,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-25 08:49:10,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-25 08:49:10,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-25 08:49:10,929 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 7 [2019-11-25 08:49:10,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:49:10,929 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:49:10,929 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-25 08:49:10,929 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:49:10,929 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-25 08:49:10,933 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-25 08:49:11,236 INFO L440 ceAbstractionStarter]: At program point L151(lines 109 153) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_main_~n~0 5))) (or (and .cse0 (not (= 0 ULTIMATE.start___VERIFIER_assert_~cond))) (and .cse0 (<= ULTIMATE.start_main_~i~0 5)))) [2019-11-25 08:49:11,237 INFO L444 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-25 08:49:11,237 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-25 08:49:11,237 INFO L444 ceAbstractionStarter]: For program point L127-2(lines 127 133) no Hoare annotation was computed. [2019-11-25 08:49:11,237 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-25 08:49:11,237 INFO L444 ceAbstractionStarter]: For program point L94-2(lines 94 99) no Hoare annotation was computed. [2019-11-25 08:49:11,237 INFO L440 ceAbstractionStarter]: At program point L127-3(lines 127 133) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_main_~n~0 5))) (or (and .cse0 (<= ULTIMATE.start_main_~i~0 5)) (and .cse0 (not (= 0 ULTIMATE.start___VERIFIER_assert_~cond))))) [2019-11-25 08:49:11,237 INFO L440 ceAbstractionStarter]: At program point L94-3(lines 94 99) the Hoare annotation is: (and (<= ULTIMATE.start_main_~n~0 5) (<= ULTIMATE.start_main_~i~0 5)) [2019-11-25 08:49:11,237 INFO L444 ceAbstractionStarter]: For program point L94-4(lines 94 99) no Hoare annotation was computed. [2019-11-25 08:49:11,237 INFO L444 ceAbstractionStarter]: For program point L119-2(lines 119 126) no Hoare annotation was computed. [2019-11-25 08:49:11,237 INFO L440 ceAbstractionStarter]: At program point L119-3(lines 119 126) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_main_~n~0 5))) (or (and .cse0 (not (= 0 ULTIMATE.start___VERIFIER_assert_~cond))) (and .cse0 (<= ULTIMATE.start_main_~i~0 5)))) [2019-11-25 08:49:11,238 INFO L444 ceAbstractionStarter]: For program point L119-4(lines 119 126) no Hoare annotation was computed. [2019-11-25 08:49:11,238 INFO L444 ceAbstractionStarter]: For program point L78(lines 78 79) no Hoare annotation was computed. [2019-11-25 08:49:11,238 INFO L444 ceAbstractionStarter]: For program point L144-2(lines 144 150) no Hoare annotation was computed. [2019-11-25 08:49:11,238 INFO L440 ceAbstractionStarter]: At program point L144-3(lines 144 150) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_main_~n~0 5))) (or (and .cse0 (<= ULTIMATE.start_main_~i~0 5)) (and .cse0 (not (= 0 ULTIMATE.start___VERIFIER_assert_~cond))))) [2019-11-25 08:49:11,238 INFO L444 ceAbstractionStarter]: For program point L78-2(lines 78 79) no Hoare annotation was computed. [2019-11-25 08:49:11,238 INFO L444 ceAbstractionStarter]: For program point L144-4(lines 144 150) no Hoare annotation was computed. [2019-11-25 08:49:11,238 INFO L444 ceAbstractionStarter]: For program point L136-2(lines 136 142) no Hoare annotation was computed. [2019-11-25 08:49:11,238 INFO L440 ceAbstractionStarter]: At program point L136-3(lines 136 142) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_main_~n~0 5))) (or (and .cse0 (<= ULTIMATE.start_main_~i~0 5)) (and .cse0 (not (= 0 ULTIMATE.start___VERIFIER_assert_~cond))))) [2019-11-25 08:49:11,238 INFO L444 ceAbstractionStarter]: For program point L4(lines 4 6) no Hoare annotation was computed. [2019-11-25 08:49:11,238 INFO L444 ceAbstractionStarter]: For program point L136-4(lines 136 142) no Hoare annotation was computed. [2019-11-25 08:49:11,239 INFO L440 ceAbstractionStarter]: At program point L4-2(lines 3 8) the Hoare annotation is: (and (<= ULTIMATE.start_main_~n~0 5) (not (= 0 ULTIMATE.start___VERIFIER_assert_~cond)) (<= ULTIMATE.start_main_~i~0 5)) [2019-11-25 08:49:11,239 INFO L444 ceAbstractionStarter]: For program point L5(line 5) no Hoare annotation was computed. [2019-11-25 08:49:11,239 INFO L440 ceAbstractionStarter]: At program point L80(lines 74 81) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_main_~n~0 5))) (or (and .cse0 (<= ULTIMATE.start_main_~i~0 5)) (and .cse0 (not (= 0 ULTIMATE.start___VERIFIER_assert_~cond))))) [2019-11-25 08:49:11,239 INFO L444 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-25 08:49:11,239 INFO L444 ceAbstractionStarter]: For program point L130-2(lines 130 131) no Hoare annotation was computed. [2019-11-25 08:49:11,239 INFO L444 ceAbstractionStarter]: For program point L97-2(line 97) no Hoare annotation was computed. [2019-11-25 08:49:11,239 INFO L440 ceAbstractionStarter]: At program point L130-3(lines 130 131) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_main_~n~0 5))) (or (and .cse0 (not (= 0 ULTIMATE.start___VERIFIER_assert_~cond))) (and .cse0 (<= ULTIMATE.start_main_~i~0 5)))) [2019-11-25 08:49:11,239 INFO L444 ceAbstractionStarter]: For program point L130-4(lines 130 131) no Hoare annotation was computed. [2019-11-25 08:49:11,239 INFO L444 ceAbstractionStarter]: For program point L122(lines 122 124) no Hoare annotation was computed. [2019-11-25 08:49:11,239 INFO L444 ceAbstractionStarter]: For program point L122-1(lines 122 124) no Hoare annotation was computed. [2019-11-25 08:49:11,240 INFO L444 ceAbstractionStarter]: For program point L147-2(lines 147 148) no Hoare annotation was computed. [2019-11-25 08:49:11,240 INFO L440 ceAbstractionStarter]: At program point L147-3(lines 147 148) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_main_~n~0 5))) (or (and .cse0 (not (= 0 ULTIMATE.start___VERIFIER_assert_~cond))) (and .cse0 (<= ULTIMATE.start_main_~i~0 5)))) [2019-11-25 08:49:11,240 INFO L444 ceAbstractionStarter]: For program point L147-4(lines 147 148) no Hoare annotation was computed. [2019-11-25 08:49:11,240 INFO L440 ceAbstractionStarter]: At program point L106(lines 83 107) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_main_~n~0 5))) (or (and .cse0 (<= ULTIMATE.start_main_~i~0 5)) (and .cse0 (not (= 0 ULTIMATE.start___VERIFIER_assert_~cond))))) [2019-11-25 08:49:11,240 INFO L444 ceAbstractionStarter]: For program point L139-2(lines 139 140) no Hoare annotation was computed. [2019-11-25 08:49:11,240 INFO L440 ceAbstractionStarter]: At program point L139-3(lines 139 140) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_main_~n~0 5))) (or (and .cse0 (<= ULTIMATE.start_main_~i~0 5)) (and .cse0 (not (= 0 ULTIMATE.start___VERIFIER_assert_~cond))))) [2019-11-25 08:49:11,240 INFO L444 ceAbstractionStarter]: For program point L139-4(lines 139 140) no Hoare annotation was computed. [2019-11-25 08:49:11,240 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-25 08:49:11,240 INFO L444 ceAbstractionStarter]: For program point L123-2(lines 123 124) no Hoare annotation was computed. [2019-11-25 08:49:11,241 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2019-11-25 08:49:11,241 INFO L440 ceAbstractionStarter]: At program point L123-3(lines 123 124) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_main_~n~0 5))) (or (and .cse0 (<= ULTIMATE.start_main_~i~0 5)) (and .cse0 (not (= 0 ULTIMATE.start___VERIFIER_assert_~cond))))) [2019-11-25 08:49:11,241 INFO L444 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-25 08:49:11,241 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-25 08:49:11,241 INFO L444 ceAbstractionStarter]: For program point L91-2(lines 91 102) no Hoare annotation was computed. [2019-11-25 08:49:11,241 INFO L440 ceAbstractionStarter]: At program point L91-3(lines 91 102) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_main_~n~0 5))) (or (and .cse0 (not (= 0 ULTIMATE.start___VERIFIER_assert_~cond))) (and .cse0 (<= ULTIMATE.start_main_~i~0 5)))) [2019-11-25 08:49:11,241 INFO L444 ceAbstractionStarter]: For program point L91-4(lines 91 102) no Hoare annotation was computed. [2019-11-25 08:49:11,241 INFO L444 ceAbstractionStarter]: For program point L116-2(lines 116 134) no Hoare annotation was computed. [2019-11-25 08:49:11,241 INFO L440 ceAbstractionStarter]: At program point L116-3(lines 116 134) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_main_~n~0 5))) (or (and .cse0 (not (= 0 ULTIMATE.start___VERIFIER_assert_~cond))) (and .cse0 (<= ULTIMATE.start_main_~i~0 5)))) [2019-11-25 08:49:11,241 INFO L444 ceAbstractionStarter]: For program point L116-4(lines 116 134) no Hoare annotation was computed. [2019-11-25 08:49:11,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:49:11 BoogieIcfgContainer [2019-11-25 08:49:11,259 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 08:49:11,259 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:49:11,260 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:49:11,260 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:49:11,260 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:49:10" (3/4) ... [2019-11-25 08:49:11,263 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-25 08:49:11,276 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-11-25 08:49:11,276 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-25 08:49:11,277 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-25 08:49:11,340 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_0f664236-f711-4955-b1f8-2745a60090fc/bin/uautomizer/witness.graphml [2019-11-25 08:49:11,341 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:49:11,342 INFO L168 Benchmark]: Toolchain (without parser) took 1783.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 946.1 MB in the beginning and 1.0 GB in the end (delta: -83.6 MB). Peak memory consumption was 62.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:11,343 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:49:11,343 INFO L168 Benchmark]: CACSL2BoogieTranslator took 309.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -191.1 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:11,344 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:11,344 INFO L168 Benchmark]: Boogie Preprocessor took 35.38 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:49:11,344 INFO L168 Benchmark]: RCFGBuilder took 509.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.8 MB). Peak memory consumption was 30.8 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:11,345 INFO L168 Benchmark]: TraceAbstraction took 799.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 62.8 MB). Peak memory consumption was 62.8 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:11,345 INFO L168 Benchmark]: Witness Printer took 81.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:11,347 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 309.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -191.1 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.38 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 509.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.8 MB). Peak memory consumption was 30.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 799.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 62.8 MB). Peak memory consumption was 62.8 MB. Max. memory is 11.5 GB. * Witness Printer took 81.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: (n <= 5 && i <= 5) || (n <= 5 && !(0 == cond)) - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: (n <= 5 && i <= 5) || (n <= 5 && !(0 == cond)) - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: (n <= 5 && !(0 == cond)) || (n <= 5 && i <= 5) - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: n <= 5 && i <= 5 - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: (n <= 5 && !(0 == cond)) || (n <= 5 && i <= 5) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (n <= 5 && i <= 5) || (n <= 5 && !(0 == cond)) - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: (n <= 5 && i <= 5) || (n <= 5 && !(0 == cond)) - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: (n <= 5 && !(0 == cond)) || (n <= 5 && i <= 5) - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: (n <= 5 && !(0 == cond)) || (n <= 5 && i <= 5) - InvariantResult [Line: 83]: Loop Invariant Derived loop invariant: (n <= 5 && i <= 5) || (n <= 5 && !(0 == cond)) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: (n <= 5 && !(0 == cond)) || (n <= 5 && i <= 5) - InvariantResult [Line: 3]: Loop Invariant Derived loop invariant: (n <= 5 && !(0 == cond)) && i <= 5 - InvariantResult [Line: 144]: Loop Invariant Derived loop invariant: (n <= 5 && i <= 5) || (n <= 5 && !(0 == cond)) - InvariantResult [Line: 91]: Loop Invariant Derived loop invariant: (n <= 5 && !(0 == cond)) || (n <= 5 && i <= 5) - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: (n <= 5 && i <= 5) || (n <= 5 && !(0 == cond)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 50 locations, 1 error locations. Result: SAFE, OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 102 SDtfs, 228 SDslu, 102 SDs, 0 SdLazy, 29 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=50occurred 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 15 PreInvPairs, 44 NumberOfFragments, 226 HoareAnnotationTreeSize, 15 FomulaSimplifications, 12 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 90 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...