./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version da95e156 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/mkfifo-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 b3942868ac166265fb156842952ae5d6631ef94b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-da95e15 [2019-11-27 11:27:15,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:27:15,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:27:15,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:27:15,093 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:27:15,099 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:27:15,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:27:15,116 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:27:15,122 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:27:15,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:27:15,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:27:15,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:27:15,133 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:27:15,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:27:15,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:27:15,140 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:27:15,144 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:27:15,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:27:15,147 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:27:15,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:27:15,158 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:27:15,163 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:27:15,164 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:27:15,167 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:27:15,173 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:27:15,174 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:27:15,174 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:27:15,178 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:27:15,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:27:15,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:27:15,179 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:27:15,182 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:27:15,183 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:27:15,184 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:27:15,187 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:27:15,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:27:15,189 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:27:15,189 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:27:15,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:27:15,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:27:15,193 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:27:15,194 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2019-11-27 11:27:15,221 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:27:15,223 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:27:15,227 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:27:15,227 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:27:15,227 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:27:15,227 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:27:15,229 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:27:15,229 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:27:15,229 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:27:15,229 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 11:27:15,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:27:15,230 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 11:27:15,232 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-27 11:27:15,232 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 11:27:15,232 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:27:15,233 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 11:27:15,233 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:27:15,233 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:27:15,235 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:27:15,235 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:27:15,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:27:15,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:27:15,236 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:27:15,236 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 11:27:15,236 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:27:15,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:27:15,236 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 11:27:15,236 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 -> b3942868ac166265fb156842952ae5d6631ef94b [2019-11-27 11:27:15,690 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:27:15,709 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:27:15,712 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:27:15,716 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:27:15,718 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:27:15,719 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2019-11-27 11:27:15,826 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e81f3901e/8b319e7f0b104982a0ad9d5abf288716/FLAG51b6b353c [2019-11-27 11:27:16,811 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:27:16,813 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2019-11-27 11:27:16,865 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e81f3901e/8b319e7f0b104982a0ad9d5abf288716/FLAG51b6b353c [2019-11-27 11:27:17,359 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e81f3901e/8b319e7f0b104982a0ad9d5abf288716 [2019-11-27 11:27:17,363 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:27:17,365 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 11:27:17,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:27:17,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:27:17,380 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:27:17,381 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:27:17" (1/1) ... [2019-11-27 11:27:17,384 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@453b4ac2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:27:17, skipping insertion in model container [2019-11-27 11:27:17,385 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:27:17" (1/1) ... [2019-11-27 11:27:17,392 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:27:17,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:27:18,846 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-11-27 11:27:18,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@c85dc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:27:18, skipping insertion in model container [2019-11-27 11:27:18,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:27:18,851 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-27 11:27:18,858 INFO L168 Benchmark]: Toolchain (without parser) took 1488.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 977.3 MB in the end (delta: -22.7 MB). Peak memory consumption was 21.8 MB. Max. memory is 12.5 GB. [2019-11-27 11:27:18,859 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-27 11:27:18,861 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1477.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 977.3 MB in the end (delta: -22.7 MB). Peak memory consumption was 21.8 MB. Max. memory is 12.5 GB. [2019-11-27 11:27:18,865 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1477.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 977.3 MB in the end (delta: -22.7 MB). Peak memory consumption was 21.8 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1899]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...