./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9a8b2e8d 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_1.3.100.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/chroot-incomplete-1.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 2fa334ddc8ffdbae32d3b84c0d4081cf36dbff9b .......................................................................................................................... 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 0.1.25-9a8b2e8 [2020-10-20 06:30:28,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:30:28,934 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:30:28,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:30:28,974 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:30:28,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:30:28,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:30:28,983 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:30:28,987 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:30:28,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:30:28,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:30:28,995 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:30:28,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:30:28,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:30:29,000 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:30:29,001 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:30:29,003 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:30:29,004 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:30:29,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:30:29,011 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:30:29,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:30:29,023 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:30:29,025 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:30:29,027 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:30:29,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:30:29,032 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:30:29,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:30:29,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:30:29,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:30:29,036 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:30:29,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:30:29,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:30:29,038 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:30:29,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:30:29,048 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:30:29,049 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:30:29,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:30:29,050 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:30:29,050 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:30:29,052 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:30:29,053 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:30:29,054 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2020-10-20 06:30:29,094 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:30:29,094 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:30:29,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:30:29,096 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:30:29,096 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:30:29,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:30:29,097 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:30:29,097 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:30:29,097 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:30:29,098 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 06:30:29,099 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:30:29,099 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 06:30:29,099 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-10-20 06:30:29,100 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 06:30:29,100 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:30:29,100 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 06:30:29,101 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:30:29,101 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:30:29,101 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:30:29,102 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:30:29,102 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:30:29,102 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:30:29,102 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:30:29,103 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 06:30:29,103 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 06:30:29,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 06:30:29,103 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 06:30:29,104 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:30:29,104 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 -> 2fa334ddc8ffdbae32d3b84c0d4081cf36dbff9b [2020-10-20 06:30:29,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:30:29,330 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:30:29,334 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:30:29,336 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:30:29,336 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:30:29,337 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-1.i [2020-10-20 06:30:29,397 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88adbcf3b/4abc9f9212464374a348175e62fa3812/FLAGf730d8555 [2020-10-20 06:30:30,196 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:30:30,197 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-1.i [2020-10-20 06:30:30,235 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88adbcf3b/4abc9f9212464374a348175e62fa3812/FLAGf730d8555 [2020-10-20 06:30:30,342 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88adbcf3b/4abc9f9212464374a348175e62fa3812 [2020-10-20 06:30:30,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:30:30,353 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 06:30:30,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:30:30,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:30:30,358 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:30:30,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:30:30" (1/1) ... [2020-10-20 06:30:30,364 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3596ec49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:30:30, skipping insertion in model container [2020-10-20 06:30:30,364 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:30:30" (1/1) ... [2020-10-20 06:30:30,387 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:30:30,475 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:30:31,614 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2020-10-20 06:30:31,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@203cea14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:30:31, skipping insertion in model container [2020-10-20 06:30:31,615 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:30:31,616 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 06:30:31,619 INFO L168 Benchmark]: Toolchain (without parser) took 1270.37 ms. Allocated memory was 40.9 MB in the beginning and 44.6 MB in the end (delta: 3.7 MB). Free memory was 14.9 MB in the beginning and 14.9 MB in the end (delta: -22.3 kB). Peak memory consumption was 6.6 MB. Max. memory is 14.3 GB. [2020-10-20 06:30:31,621 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 31.5 MB. Free memory was 7.7 MB in the beginning and 7.7 MB in the end (delta: 42.1 kB). Peak memory consumption was 42.1 kB. Max. memory is 14.3 GB. [2020-10-20 06:30:31,624 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1261.71 ms. Allocated memory was 40.9 MB in the beginning and 44.6 MB in the end (delta: 3.7 MB). Free memory was 13.9 MB in the beginning and 14.9 MB in the end (delta: -968.4 kB). Peak memory consumption was 5.7 MB. Max. memory is 14.3 GB. [2020-10-20 06:30:31,629 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 31.5 MB. Free memory was 7.7 MB in the beginning and 7.7 MB in the end (delta: 42.1 kB). Peak memory consumption was 42.1 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1261.71 ms. Allocated memory was 40.9 MB in the beginning and 44.6 MB in the end (delta: 3.7 MB). Free memory was 13.9 MB in the beginning and 14.9 MB in the end (delta: -968.4 kB). Peak memory consumption was 5.7 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2304]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...