./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/signedintegeroverflow-regression/NoNegativeIntegerConstant.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 35987657 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/signedintegeroverflow-regression/NoNegativeIntegerConstant.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash efdefce34cf14810e5ec1d77e1f554e2bed3f5bebae91d0e56823b49df9d7d1a --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-22 00:29:18,809 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 00:29:18,811 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 00:29:18,848 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 00:29:18,849 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 00:29:18,850 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 00:29:18,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 00:29:18,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 00:29:18,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 00:29:18,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 00:29:18,859 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 00:29:18,862 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 00:29:18,862 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 00:29:18,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 00:29:18,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 00:29:18,869 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 00:29:18,870 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 00:29:18,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 00:29:18,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 00:29:18,878 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 00:29:18,880 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 00:29:18,881 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 00:29:18,883 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 00:29:18,883 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 00:29:18,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 00:29:18,890 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 00:29:18,892 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 00:29:18,893 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 00:29:18,894 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 00:29:18,894 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 00:29:18,895 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 00:29:18,895 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 00:29:18,896 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 00:29:18,897 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 00:29:18,899 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 00:29:18,899 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 00:29:18,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 00:29:18,900 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 00:29:18,900 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 00:29:18,900 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 00:29:18,901 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 00:29:18,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 00:29:18,907 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-07-22 00:29:18,936 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 00:29:18,937 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 00:29:18,937 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 00:29:18,937 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 00:29:18,938 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 00:29:18,938 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 00:29:18,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 00:29:18,939 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 00:29:18,939 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 00:29:18,940 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 00:29:18,940 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-22 00:29:18,940 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 00:29:18,941 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 00:29:18,941 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 00:29:18,941 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 00:29:18,941 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 00:29:18,941 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-07-22 00:29:18,942 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 00:29:18,942 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 00:29:18,942 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 00:29:18,942 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 00:29:18,942 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 00:29:18,942 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 00:29:18,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 00:29:18,943 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 00:29:18,943 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 00:29:18,943 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 00:29:18,943 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 00:29:18,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-22 00:29:18,944 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 00:29:18,944 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> efdefce34cf14810e5ec1d77e1f554e2bed3f5bebae91d0e56823b49df9d7d1a [2022-07-22 00:29:19,264 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 00:29:19,291 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 00:29:19,293 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 00:29:19,294 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 00:29:19,296 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 00:29:19,297 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/signedintegeroverflow-regression/NoNegativeIntegerConstant.i [2022-07-22 00:29:19,355 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bbf1f760/bc8948dc3e0340d5892ca799d61d2120/FLAGe0129f08b [2022-07-22 00:29:19,857 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 00:29:19,858 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/signedintegeroverflow-regression/NoNegativeIntegerConstant.i [2022-07-22 00:29:19,874 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bbf1f760/bc8948dc3e0340d5892ca799d61d2120/FLAGe0129f08b [2022-07-22 00:29:20,216 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bbf1f760/bc8948dc3e0340d5892ca799d61d2120 [2022-07-22 00:29:20,218 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 00:29:20,219 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 00:29:20,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 00:29:20,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 00:29:20,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 00:29:20,229 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:29:20" (1/1) ... [2022-07-22 00:29:20,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dc9fa68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:29:20, skipping insertion in model container [2022-07-22 00:29:20,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:29:20" (1/1) ... [2022-07-22 00:29:20,236 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 00:29:20,268 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 00:29:20,445 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 00:29:20,454 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 00:29:20,510 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 00:29:20,543 INFO L208 MainTranslator]: Completed translation [2022-07-22 00:29:20,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:29:20 WrapperNode [2022-07-22 00:29:20,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 00:29:20,545 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 00:29:20,545 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 00:29:20,546 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 00:29:20,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:29:20" (1/1) ... [2022-07-22 00:29:20,570 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:29:20" (1/1) ... [2022-07-22 00:29:20,586 INFO L137 Inliner]: procedures = 109, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 15 [2022-07-22 00:29:20,586 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 00:29:20,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 00:29:20,588 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 00:29:20,588 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 00:29:20,594 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:29:20" (1/1) ... [2022-07-22 00:29:20,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:29:20" (1/1) ... [2022-07-22 00:29:20,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:29:20" (1/1) ... [2022-07-22 00:29:20,600 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:29:20" (1/1) ... [2022-07-22 00:29:20,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:29:20" (1/1) ... [2022-07-22 00:29:20,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:29:20" (1/1) ... [2022-07-22 00:29:20,609 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:29:20" (1/1) ... [2022-07-22 00:29:20,613 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 00:29:20,615 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 00:29:20,615 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 00:29:20,615 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 00:29:20,616 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:29:20" (1/1) ... [2022-07-22 00:29:20,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 00:29:20,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 00:29:20,648 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-22 00:29:20,672 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-22 00:29:20,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 00:29:20,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 00:29:20,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 00:29:20,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 00:29:20,777 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 00:29:20,778 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 00:29:20,834 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 00:29:20,838 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 00:29:20,838 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-22 00:29:20,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:29:20 BoogieIcfgContainer [2022-07-22 00:29:20,841 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 00:29:20,844 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-22 00:29:20,844 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-22 00:29:20,846 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-22 00:29:20,847 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 12:29:20" (1/3) ... [2022-07-22 00:29:20,847 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61a725b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 12:29:20, skipping insertion in model container [2022-07-22 00:29:20,848 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:29:20" (2/3) ... [2022-07-22 00:29:20,848 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61a725b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 12:29:20, skipping insertion in model container [2022-07-22 00:29:20,848 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:29:20" (3/3) ... [2022-07-22 00:29:20,850 INFO L111 eAbstractionObserver]: Analyzing ICFG NoNegativeIntegerConstant.i [2022-07-22 00:29:20,861 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-22 00:29:20,862 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-07-22 00:29:20,863 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61a725b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.07 12:29:20, skipping insertion in model container [2022-07-22 00:29:20,863 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-22 00:29:20,864 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-22 00:29:20,864 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-22 00:29:20,864 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-22 00:29:20,865 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:29:20" (3/3) ... [2022-07-22 00:29:20,867 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-22 00:29:20,875 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-07-22 00:29:20,875 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-22 00:29:20,884 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-22 00:29:20,884 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-22 00:29:20,916 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-22 00:29:20,917 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-22 00:29:20,919 INFO L158 Benchmark]: Toolchain (without parser) took 698.09ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 36.6MB in the beginning and 52.9MB in the end (delta: -16.2MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2022-07-22 00:29:20,920 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 58.7MB. Free memory was 40.7MB in the beginning and 40.7MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 00:29:20,921 INFO L158 Benchmark]: CACSL2BoogieTranslator took 322.14ms. Allocated memory is still 58.7MB. Free memory was 36.4MB in the beginning and 39.4MB in the end (delta: -3.0MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2022-07-22 00:29:20,922 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.03ms. Allocated memory is still 58.7MB. Free memory was 39.4MB in the beginning and 37.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-22 00:29:20,922 INFO L158 Benchmark]: Boogie Preprocessor took 25.15ms. Allocated memory is still 58.7MB. Free memory was 37.8MB in the beginning and 36.9MB in the end (delta: 915.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 00:29:20,923 INFO L158 Benchmark]: RCFGBuilder took 226.12ms. Allocated memory is still 58.7MB. Free memory was 36.9MB in the beginning and 29.2MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-22 00:29:20,929 INFO L158 Benchmark]: TraceAbstraction took 19.49ms. Allocated memory is still 58.7MB. Free memory was 28.7MB in the beginning and 26.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-22 00:29:20,930 INFO L158 Benchmark]: Witness Printer took 52.87ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 26.7MB in the beginning and 52.9MB in the end (delta: -26.1MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. [2022-07-22 00:29:20,933 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 58.7MB. Free memory was 40.7MB in the beginning and 40.7MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 322.14ms. Allocated memory is still 58.7MB. Free memory was 36.4MB in the beginning and 39.4MB in the end (delta: -3.0MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.03ms. Allocated memory is still 58.7MB. Free memory was 39.4MB in the beginning and 37.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.15ms. Allocated memory is still 58.7MB. Free memory was 37.8MB in the beginning and 36.9MB in the end (delta: 915.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 226.12ms. Allocated memory is still 58.7MB. Free memory was 36.9MB in the beginning and 29.2MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 19.49ms. Allocated memory is still 58.7MB. Free memory was 28.7MB in the beginning and 26.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 52.87ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 26.7MB in the beginning and 52.9MB in the end (delta: -26.1MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-07-22 00:29:20,981 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE