./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/busybox-1.22.0/fold-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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/busybox-1.22.0/fold-2.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 151c76f8d0736bb2fd58fc9d20730d5af09eb45e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Overflow*64bit*_Bitvector*.epf No suitable settings file found using Overflow*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 18:01:52,846 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 18:01:52,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 18:01:52,888 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 18:01:52,889 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 18:01:52,891 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 18:01:52,897 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 18:01:52,914 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 18:01:52,920 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 18:01:52,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 18:01:52,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 18:01:52,931 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 18:01:52,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 18:01:52,935 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 18:01:52,943 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 18:01:52,945 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 18:01:52,947 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 18:01:52,950 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 18:01:52,955 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 18:01:52,964 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 18:01:52,971 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 18:01:52,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 18:01:52,980 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 18:01:52,983 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 18:01:52,993 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 18:01:52,994 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 18:01:52,994 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 18:01:52,997 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 18:01:52,999 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 18:01:53,000 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 18:01:53,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 18:01:53,003 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 18:01:53,008 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 18:01:53,009 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 18:01:53,012 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 18:01:53,013 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 18:01:53,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 18:01:53,016 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 18:01:53,016 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 18:01:53,019 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 18:01:53,022 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 18:01:53,024 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2019-11-26 18:01:53,064 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 18:01:53,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 18:01:53,070 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 18:01:53,071 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 18:01:53,071 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 18:01:53,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 18:01:53,073 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 18:01:53,073 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 18:01:53,074 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 18:01:53,074 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 18:01:53,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 18:01:53,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 18:01:53,078 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-26 18:01:53,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 18:01:53,079 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 18:01:53,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 18:01:53,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 18:01:53,080 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 18:01:53,083 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 18:01:53,083 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 18:01:53,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 18:01:53,084 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 18:01:53,084 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 18:01:53,084 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 18:01:53,085 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 18:01:53,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 18:01:53,085 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 18:01:53,088 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 -> /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 -> 151c76f8d0736bb2fd58fc9d20730d5af09eb45e [2019-11-26 18:01:53,672 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 18:01:53,702 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 18:01:53,710 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 18:01:53,713 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 18:01:53,715 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 18:01:53,716 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/fold-2.i [2019-11-26 18:01:53,875 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a80afff47/2ad3f6ac011d4b5ea4aa1021b93bec7f/FLAG499272bc1 [2019-11-26 18:01:55,407 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 18:01:55,408 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/fold-2.i [2019-11-26 18:01:55,483 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a80afff47/2ad3f6ac011d4b5ea4aa1021b93bec7f/FLAG499272bc1 [2019-11-26 18:01:55,523 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a80afff47/2ad3f6ac011d4b5ea4aa1021b93bec7f [2019-11-26 18:01:55,532 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 18:01:55,537 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 18:01:55,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 18:01:55,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 18:01:55,551 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 18:01:55,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 06:01:55" (1/1) ... [2019-11-26 18:01:55,564 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@736e692d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:55, skipping insertion in model container [2019-11-26 18:01:55,565 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 06:01:55" (1/1) ... [2019-11-26 18:01:55,585 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 18:01:55,757 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 18:01:56,142 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __io_read_fn [2019-11-26 18:01:56,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5c291948 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:56, skipping insertion in model container [2019-11-26 18:01:56,146 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 18:01:56,147 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-26 18:01:56,153 INFO L168 Benchmark]: Toolchain (without parser) took 613.03 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 18:01:56,154 INFO L168 Benchmark]: CDTParser took 3.18 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 18:01:56,166 INFO L168 Benchmark]: CACSL2BoogieTranslator took 603.80 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 18:01:56,172 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.18 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 603.80 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 167]: Unsupported Syntax Undefined type __io_read_fn RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...