./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-examples/sanfoundry_43_ground.i --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -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/array-examples/sanfoundry_43_ground.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f87d87feb6b3eb77c1ba9d366f89cd4d9d3928d0e44ca40cd3ef7a1b992c1355 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 14:01:14,396 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 14:01:14,397 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 14:01:14,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 14:01:14,427 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 14:01:14,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 14:01:14,432 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 14:01:14,435 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 14:01:14,436 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 14:01:14,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 14:01:14,441 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 14:01:14,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 14:01:14,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 14:01:14,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 14:01:14,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 14:01:14,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 14:01:14,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 14:01:14,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 14:01:14,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 14:01:14,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 14:01:14,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 14:01:14,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 14:01:14,457 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 14:01:14,458 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 14:01:14,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 14:01:14,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 14:01:14,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 14:01:14,463 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 14:01:14,464 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 14:01:14,464 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 14:01:14,465 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 14:01:14,465 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 14:01:14,466 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 14:01:14,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 14:01:14,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 14:01:14,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 14:01:14,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 14:01:14,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 14:01:14,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 14:01:14,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 14:01:14,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 14:01:14,471 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 14:01:14,498 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 14:01:14,500 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 14:01:14,500 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 14:01:14,500 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 14:01:14,501 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 14:01:14,501 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 14:01:14,502 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 14:01:14,502 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 14:01:14,502 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 14:01:14,502 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 14:01:14,503 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 14:01:14,503 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 14:01:14,503 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 14:01:14,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 14:01:14,504 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 14:01:14,504 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 14:01:14,504 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 14:01:14,504 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 14:01:14,504 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 14:01:14,504 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 14:01:14,504 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 14:01:14,505 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 14:01:14,505 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 14:01:14,505 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 14:01:14,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 14:01:14,505 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 14:01:14,505 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 14:01:14,506 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 14:01:14,506 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 14:01:14,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 14:01:14,506 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 14:01:14,506 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 14:01:14,506 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 14:01:14,507 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f87d87feb6b3eb77c1ba9d366f89cd4d9d3928d0e44ca40cd3ef7a1b992c1355 [2022-02-20 14:01:14,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 14:01:14,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 14:01:14,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 14:01:14,764 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 14:01:14,764 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 14:01:14,765 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/sanfoundry_43_ground.i [2022-02-20 14:01:14,828 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/594aa0b93/aa5b520f8ea243c7aec82add0fe19dd8/FLAGac5f0fa05 [2022-02-20 14:01:15,170 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 14:01:15,171 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/sanfoundry_43_ground.i [2022-02-20 14:01:15,175 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/594aa0b93/aa5b520f8ea243c7aec82add0fe19dd8/FLAGac5f0fa05 [2022-02-20 14:01:15,584 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/594aa0b93/aa5b520f8ea243c7aec82add0fe19dd8 [2022-02-20 14:01:15,586 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 14:01:15,588 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 14:01:15,589 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 14:01:15,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 14:01:15,592 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 14:01:15,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 02:01:15" (1/1) ... [2022-02-20 14:01:15,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d6bcee2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:01:15, skipping insertion in model container [2022-02-20 14:01:15,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 02:01:15" (1/1) ... [2022-02-20 14:01:15,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 14:01:15,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 14:01:15,767 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/sanfoundry_43_ground.i[813,826] [2022-02-20 14:01:15,791 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 14:01:15,798 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 14:01:15,808 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/sanfoundry_43_ground.i[813,826] [2022-02-20 14:01:15,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 14:01:15,823 INFO L208 MainTranslator]: Completed translation [2022-02-20 14:01:15,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:01:15 WrapperNode [2022-02-20 14:01:15,825 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 14:01:15,826 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 14:01:15,826 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 14:01:15,826 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 14:01:15,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:01:15" (1/1) ... [2022-02-20 14:01:15,841 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:01:15" (1/1) ... [2022-02-20 14:01:15,866 INFO L137 Inliner]: procedures = 17, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59 [2022-02-20 14:01:15,867 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 14:01:15,868 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 14:01:15,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 14:01:15,868 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 14:01:15,874 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:01:15" (1/1) ... [2022-02-20 14:01:15,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:01:15" (1/1) ... [2022-02-20 14:01:15,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:01:15" (1/1) ... [2022-02-20 14:01:15,885 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:01:15" (1/1) ... [2022-02-20 14:01:15,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:01:15" (1/1) ... [2022-02-20 14:01:15,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:01:15" (1/1) ... [2022-02-20 14:01:15,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:01:15" (1/1) ... [2022-02-20 14:01:15,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 14:01:15,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 14:01:15,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 14:01:15,893 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 14:01:15,896 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:01:15" (1/1) ... [2022-02-20 14:01:15,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 14:01:15,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 14:01:15,921 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) [2022-02-20 14:01:15,935 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 [2022-02-20 14:01:15,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 14:01:15,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 14:01:15,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-20 14:01:15,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-20 14:01:15,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 14:01:15,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 14:01:15,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-20 14:01:15,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 14:01:16,022 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 14:01:16,024 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 14:01:16,183 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 14:01:16,188 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 14:01:16,194 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-02-20 14:01:16,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 02:01:16 BoogieIcfgContainer [2022-02-20 14:01:16,196 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 14:01:16,197 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 14:01:16,197 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 14:01:16,207 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 14:01:16,208 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 02:01:15" (1/3) ... [2022-02-20 14:01:16,208 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18adfba5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 02:01:16, skipping insertion in model container [2022-02-20 14:01:16,209 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 02:01:15" (2/3) ... [2022-02-20 14:01:16,209 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18adfba5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 02:01:16, skipping insertion in model container [2022-02-20 14:01:16,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 02:01:16" (3/3) ... [2022-02-20 14:01:16,223 INFO L111 eAbstractionObserver]: Analyzing ICFG sanfoundry_43_ground.i [2022-02-20 14:01:16,228 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 14:01:16,229 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-02-20 14:01:16,230 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18adfba5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.02 02:01:16, skipping insertion in model container [2022-02-20 14:01:16,230 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-20 14:01:16,231 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-02-20 14:01:16,231 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-02-20 14:01:16,231 INFO L275 PluginConnector]: Witness Printer initialized [2022-02-20 14:01:16,237 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 02:01:16" (3/3) ... [2022-02-20 14:01:16,240 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-02-20 14:01:16,249 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-02-20 14:01:16,250 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-02-20 14:01:16,250 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-02-20 14:01:16,250 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-02-20 14:01:16,337 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-02-20 14:01:16,337 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-02-20 14:01:16,342 INFO L158 Benchmark]: Toolchain (without parser) took 750.85ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 46.5MB in the beginning and 54.3MB in the end (delta: -7.7MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2022-02-20 14:01:16,342 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 79.7MB. Free memory was 58.9MB in the beginning and 58.9MB in the end (delta: 24.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 14:01:16,343 INFO L158 Benchmark]: CACSL2BoogieTranslator took 236.25ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 46.4MB in the beginning and 72.4MB in the end (delta: -26.0MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2022-02-20 14:01:16,343 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.14ms. Allocated memory is still 96.5MB. Free memory was 72.4MB in the beginning and 70.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 14:01:16,344 INFO L158 Benchmark]: Boogie Preprocessor took 24.23ms. Allocated memory is still 96.5MB. Free memory was 70.6MB in the beginning and 69.4MB in the end (delta: 1.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-02-20 14:01:16,344 INFO L158 Benchmark]: RCFGBuilder took 302.84ms. Allocated memory is still 96.5MB. Free memory was 69.2MB in the beginning and 58.3MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-02-20 14:01:16,345 INFO L158 Benchmark]: TraceAbstraction took 33.20ms. Allocated memory is still 96.5MB. Free memory was 57.8MB in the beginning and 56.9MB in the end (delta: 874.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 14:01:16,345 INFO L158 Benchmark]: Witness Printer took 106.92ms. Allocated memory is still 96.5MB. Free memory was 56.9MB in the beginning and 54.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-02-20 14:01:16,348 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 79.7MB. Free memory was 58.9MB in the beginning and 58.9MB in the end (delta: 24.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 236.25ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 46.4MB in the beginning and 72.4MB in the end (delta: -26.0MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.14ms. Allocated memory is still 96.5MB. Free memory was 72.4MB in the beginning and 70.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.23ms. Allocated memory is still 96.5MB. Free memory was 70.6MB in the beginning and 69.4MB in the end (delta: 1.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 302.84ms. Allocated memory is still 96.5MB. Free memory was 69.2MB in the beginning and 58.3MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 33.20ms. Allocated memory is still 96.5MB. Free memory was 57.8MB in the beginning and 56.9MB in the end (delta: 874.1kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 106.92ms. Allocated memory is still 96.5MB. Free memory was 56.9MB in the beginning and 54.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. 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! [2022-02-20 14:01:16,406 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE