./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/sync-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 567bc0d233f0722a72697eacc5a2cb236f12fd3a ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 567bc0d233f0722a72697eacc5a2cb236f12fd3a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 11:25:02,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:25:02,416 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:25:02,440 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:25:02,442 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:25:02,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:25:02,445 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:25:02,462 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:25:02,468 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:25:02,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:25:02,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:25:02,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:25:02,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:25:02,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:25:02,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:25:02,487 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:25:02,488 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:25:02,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:25:02,494 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:25:02,500 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:25:02,506 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:25:02,511 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:25:02,512 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:25:02,515 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:25:02,521 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:25:02,522 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:25:02,522 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:25:02,526 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:25:02,526 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:25:02,527 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:25:02,530 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:25:02,531 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:25:02,531 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:25:02,532 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:25:02,536 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:25:02,536 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:25:02,537 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:25:02,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:25:02,537 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:25:02,540 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:25:02,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:25:02,543 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-27 11:25:02,571 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:25:02,573 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:25:02,575 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:25:02,575 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:25:02,578 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:25:02,578 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:25:02,578 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:25:02,578 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:25:02,579 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:25:02,579 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:25:02,580 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:25:02,580 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:25:02,580 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:25:02,581 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:25:02,581 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:25:02,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:25:02,581 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:25:02,581 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:25:02,582 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:25:02,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:25:02,583 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:25:02,583 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:25:02,583 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:25:02,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:25:02,585 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 567bc0d233f0722a72697eacc5a2cb236f12fd3a [2019-11-27 11:25:03,078 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:25:03,098 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:25:03,101 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:25:03,104 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:25:03,108 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:25:03,109 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2019-11-27 11:25:03,221 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60036db57/bab8a5f33fa74bd4b78f6b210ea0921e/FLAG8f1f7dc23 [2019-11-27 11:25:04,155 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:25:04,156 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2019-11-27 11:25:04,206 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60036db57/bab8a5f33fa74bd4b78f6b210ea0921e/FLAG8f1f7dc23 [2019-11-27 11:25:04,235 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60036db57/bab8a5f33fa74bd4b78f6b210ea0921e [2019-11-27 11:25:04,241 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:25:04,244 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:25:04,249 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:25:04,249 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:25:04,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:25:04,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:25:04" (1/1) ... [2019-11-27 11:25:04,264 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 11:25:04, skipping insertion in model container [2019-11-27 11:25:04,264 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:25:04" (1/1) ... [2019-11-27 11:25:04,279 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:25:04,381 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:25:05,748 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2019-11-27 11:25:05,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4f54286d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:25:05, skipping insertion in model container [2019-11-27 11:25:05,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:25:05,753 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-27 11:25:05,763 INFO L168 Benchmark]: Toolchain (without parser) took 1512.81 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 984.3 MB in the end (delta: -29.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 12.5 GB. [2019-11-27 11:25:05,764 INFO L168 Benchmark]: CDTParser took 0.23 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 11:25:05,765 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1504.57 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 984.3 MB in the end (delta: -29.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 12.5 GB. [2019-11-27 11:25:05,769 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 1504.57 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 984.3 MB in the end (delta: -29.8 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: 1857]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 11:25:08,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:25:08,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:25:08,564 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:25:08,565 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:25:08,569 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:25:08,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:25:08,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:25:08,593 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:25:08,596 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:25:08,597 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:25:08,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:25:08,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:25:08,604 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:25:08,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:25:08,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:25:08,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:25:08,612 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:25:08,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:25:08,621 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:25:08,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:25:08,632 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:25:08,633 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:25:08,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:25:08,642 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:25:08,643 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:25:08,643 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:25:08,648 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:25:08,648 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:25:08,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:25:08,649 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:25:08,650 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:25:08,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:25:08,653 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:25:08,654 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:25:08,655 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:25:08,658 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:25:08,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:25:08,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:25:08,660 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:25:08,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:25:08,662 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-27 11:25:08,690 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:25:08,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:25:08,694 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:25:08,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:25:08,694 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:25:08,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:25:08,695 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:25:08,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:25:08,696 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:25:08,696 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:25:08,697 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:25:08,699 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:25:08,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:25:08,699 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:25:08,700 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:25:08,700 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:25:08,700 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:25:08,700 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:25:08,700 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:25:08,702 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:25:08,702 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:25:08,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:25:08,702 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:25:08,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:25:08,704 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:25:08,704 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:25:08,704 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:25:08,704 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 567bc0d233f0722a72697eacc5a2cb236f12fd3a [2019-11-27 11:25:09,191 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:25:09,206 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:25:09,209 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:25:09,217 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:25:09,217 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:25:09,218 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2019-11-27 11:25:09,321 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5862114bc/de728a848d3f413e8222736c64c07df3/FLAG6a9b483e2 [2019-11-27 11:25:10,300 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:25:10,303 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2019-11-27 11:25:10,341 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5862114bc/de728a848d3f413e8222736c64c07df3/FLAG6a9b483e2 [2019-11-27 11:25:10,832 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5862114bc/de728a848d3f413e8222736c64c07df3 [2019-11-27 11:25:10,839 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:25:10,842 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:25:10,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:25:10,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:25:10,852 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:25:10,853 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:25:10" (1/1) ... [2019-11-27 11:25:10,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40a3da84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:25:10, skipping insertion in model container [2019-11-27 11:25:10,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:25:10" (1/1) ... [2019-11-27 11:25:10,867 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:25:10,978 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:25:12,516 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2019-11-27 11:25:12,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@76cb007c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:25:12, skipping insertion in model container [2019-11-27 11:25:12,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:25:12,518 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-27 11:25:12,526 INFO L168 Benchmark]: Toolchain (without parser) took 1679.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.6 MB in the end (delta: -16.9 MB). Peak memory consumption was 21.8 MB. Max. memory is 12.5 GB. [2019-11-27 11:25:12,527 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:25:12,529 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1669.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.6 MB in the end (delta: -16.9 MB). Peak memory consumption was 21.8 MB. Max. memory is 12.5 GB. [2019-11-27 11:25:12,535 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1669.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.6 MB in the end (delta: -16.9 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: 1857]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...