./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/recursive-simple/sum_non_eq-3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 26d01a9c 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/recursive-simple/sum_non_eq-3.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 41c9705134faa9e28eba566071c8a538a7da12abc5ccedccf4ff4ee4f7173585 --- Real Ultimate output --- This is Ultimate 0.2.2-?-26d01a9 [2023-02-18 07:41:01,836 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 07:41:01,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 07:41:01,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 07:41:01,885 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 07:41:01,889 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 07:41:01,890 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 07:41:01,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 07:41:01,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 07:41:01,894 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 07:41:01,894 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 07:41:01,895 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 07:41:01,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 07:41:01,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 07:41:01,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 07:41:01,898 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 07:41:01,899 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 07:41:01,899 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 07:41:01,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 07:41:01,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 07:41:01,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 07:41:01,911 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 07:41:01,912 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 07:41:01,913 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 07:41:01,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 07:41:01,916 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 07:41:01,916 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 07:41:01,917 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 07:41:01,917 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 07:41:01,918 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 07:41:01,918 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 07:41:01,919 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 07:41:01,919 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 07:41:01,920 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 07:41:01,921 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 07:41:01,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 07:41:01,922 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 07:41:01,922 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 07:41:01,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 07:41:01,923 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 07:41:01,923 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 07:41:01,924 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-02-18 07:41:01,948 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 07:41:01,949 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 07:41:01,950 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 07:41:01,951 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 07:41:01,951 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 07:41:01,952 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 07:41:01,952 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 07:41:01,953 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 07:41:01,953 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 07:41:01,953 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 07:41:01,954 INFO L138 SettingsManager]: * sizeof long=4 [2023-02-18 07:41:01,954 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 07:41:01,954 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 07:41:01,955 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-02-18 07:41:01,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 07:41:01,955 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-02-18 07:41:01,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 07:41:01,955 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-02-18 07:41:01,955 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-02-18 07:41:01,956 INFO L138 SettingsManager]: * sizeof long double=12 [2023-02-18 07:41:01,956 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-18 07:41:01,956 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 07:41:01,956 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-02-18 07:41:01,956 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 07:41:01,957 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 07:41:01,957 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 07:41:01,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 07:41:01,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 07:41:01,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 07:41:01,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-02-18 07:41:01,958 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-18 07:41:01,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-18 07:41:01,958 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 07:41:01,958 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-02-18 07:41:01,958 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 07:41:01,959 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 07:41:01,959 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 07:41:01,959 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41c9705134faa9e28eba566071c8a538a7da12abc5ccedccf4ff4ee4f7173585 [2023-02-18 07:41:02,126 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 07:41:02,174 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 07:41:02,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 07:41:02,188 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 07:41:02,189 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 07:41:02,190 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/sum_non_eq-3.c [2023-02-18 07:41:03,271 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 07:41:03,418 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 07:41:03,420 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/sum_non_eq-3.c [2023-02-18 07:41:03,424 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ccbc5807/3d73c2e0fc034b7b80eabb42ca4c0d68/FLAGfda50b830 [2023-02-18 07:41:03,441 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ccbc5807/3d73c2e0fc034b7b80eabb42ca4c0d68 [2023-02-18 07:41:03,444 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 07:41:03,445 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 07:41:03,446 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 07:41:03,446 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 07:41:03,448 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 07:41:03,448 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:41:03" (1/1) ... [2023-02-18 07:41:03,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e73f1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:03, skipping insertion in model container [2023-02-18 07:41:03,449 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:41:03" (1/1) ... [2023-02-18 07:41:03,455 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 07:41:03,465 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 07:41:03,571 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/sum_non_eq-3.c[628,641] [2023-02-18 07:41:03,572 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-18 07:41:03,580 INFO L203 MainTranslator]: Completed pre-run [2023-02-18 07:41:03,594 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/sum_non_eq-3.c[628,641] [2023-02-18 07:41:03,595 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-18 07:41:03,604 INFO L208 MainTranslator]: Completed translation [2023-02-18 07:41:03,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:03 WrapperNode [2023-02-18 07:41:03,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 07:41:03,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-18 07:41:03,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-18 07:41:03,606 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-18 07:41:03,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:03" (1/1) ... [2023-02-18 07:41:03,615 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:03" (1/1) ... [2023-02-18 07:41:03,624 INFO L138 Inliner]: procedures = 13, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 21 [2023-02-18 07:41:03,624 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-18 07:41:03,625 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-18 07:41:03,625 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-18 07:41:03,625 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-18 07:41:03,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:03" (1/1) ... [2023-02-18 07:41:03,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:03" (1/1) ... [2023-02-18 07:41:03,631 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:03" (1/1) ... [2023-02-18 07:41:03,631 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:03" (1/1) ... [2023-02-18 07:41:03,634 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:03" (1/1) ... [2023-02-18 07:41:03,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:03" (1/1) ... [2023-02-18 07:41:03,640 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:03" (1/1) ... [2023-02-18 07:41:03,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:03" (1/1) ... [2023-02-18 07:41:03,642 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-18 07:41:03,642 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-18 07:41:03,642 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-18 07:41:03,643 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-18 07:41:03,643 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:03" (1/1) ... [2023-02-18 07:41:03,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 07:41:03,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 07:41:03,670 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) [2023-02-18 07:41:03,680 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 [2023-02-18 07:41:03,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-02-18 07:41:03,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-18 07:41:03,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-18 07:41:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2023-02-18 07:41:03,700 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2023-02-18 07:41:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-02-18 07:41:03,745 INFO L235 CfgBuilder]: Building ICFG [2023-02-18 07:41:03,747 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-18 07:41:03,891 INFO L276 CfgBuilder]: Performing block encoding [2023-02-18 07:41:03,896 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-18 07:41:03,896 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2023-02-18 07:41:03,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 07:41:03 BoogieIcfgContainer [2023-02-18 07:41:03,898 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-18 07:41:03,899 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-02-18 07:41:03,899 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-02-18 07:41:03,902 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-02-18 07:41:03,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.02 07:41:03" (1/3) ... [2023-02-18 07:41:03,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4979ce52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 07:41:03, skipping insertion in model container [2023-02-18 07:41:03,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:41:03" (2/3) ... [2023-02-18 07:41:03,906 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4979ce52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 07:41:03, skipping insertion in model container [2023-02-18 07:41:03,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 07:41:03" (3/3) ... [2023-02-18 07:41:03,907 INFO L112 eAbstractionObserver]: Analyzing ICFG sum_non_eq-3.c [2023-02-18 07:41:03,925 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-02-18 07:41:03,925 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-02-18 07:41:03,926 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4979ce52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.02 07:41:03, skipping insertion in model container [2023-02-18 07:41:03,926 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-02-18 07:41:03,927 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-02-18 07:41:03,927 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-02-18 07:41:03,927 INFO L275 PluginConnector]: Witness Printer initialized [2023-02-18 07:41:03,928 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 07:41:03" (3/3) ... [2023-02-18 07:41:03,934 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-02-18 07:41:03,953 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure sum [2023-02-18 07:41:03,974 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-02-18 07:41:03,975 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-02-18 07:41:03,975 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-02-18 07:41:03,975 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-02-18 07:41:04,028 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-02-18 07:41:04,028 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-02-18 07:41:04,029 INFO L158 Benchmark]: Toolchain (without parser) took 584.04ms. Allocated memory is still 138.4MB. Free memory was 100.6MB in the beginning and 107.8MB in the end (delta: -7.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-02-18 07:41:04,030 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 109.1MB. Free memory was 83.7MB in the beginning and 83.6MB in the end (delta: 42.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 07:41:04,030 INFO L158 Benchmark]: CACSL2BoogieTranslator took 159.09ms. Allocated memory is still 138.4MB. Free memory was 100.3MB in the beginning and 90.6MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-02-18 07:41:04,031 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.95ms. Allocated memory is still 138.4MB. Free memory was 90.6MB in the beginning and 89.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-02-18 07:41:04,031 INFO L158 Benchmark]: Boogie Preprocessor took 16.88ms. Allocated memory is still 138.4MB. Free memory was 89.0MB in the beginning and 88.2MB in the end (delta: 820.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 07:41:04,032 INFO L158 Benchmark]: RCFGBuilder took 255.46ms. Allocated memory is still 138.4MB. Free memory was 88.2MB in the beginning and 79.3MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-02-18 07:41:04,032 INFO L158 Benchmark]: TraceAbstraction took 27.23ms. Allocated memory is still 138.4MB. Free memory was 78.5MB in the beginning and 76.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-02-18 07:41:04,033 INFO L158 Benchmark]: Witness Printer took 101.06ms. Allocated memory is still 138.4MB. Free memory was 76.4MB in the beginning and 107.8MB in the end (delta: -31.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-02-18 07:41:04,035 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 109.1MB. Free memory was 83.7MB in the beginning and 83.6MB in the end (delta: 42.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 159.09ms. Allocated memory is still 138.4MB. Free memory was 100.3MB in the beginning and 90.6MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 18.95ms. Allocated memory is still 138.4MB. Free memory was 90.6MB in the beginning and 89.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.88ms. Allocated memory is still 138.4MB. Free memory was 89.0MB in the beginning and 88.2MB in the end (delta: 820.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 255.46ms. Allocated memory is still 138.4MB. Free memory was 88.2MB in the beginning and 79.3MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 27.23ms. Allocated memory is still 138.4MB. Free memory was 78.5MB in the beginning and 76.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 101.06ms. Allocated memory is still 138.4MB. Free memory was 76.4MB in the beginning and 107.8MB in the end (delta: -31.4MB). Peak memory consumption was 4.2MB. 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 specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2023-02-18 07:41:04,049 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