./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 f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/bin/uautomizer --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/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/bin/uautomizer --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 0.1.25-f470102 [2019-12-07 13:15:33,686 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 13:15:33,687 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 13:15:33,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 13:15:33,696 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 13:15:33,696 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 13:15:33,697 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 13:15:33,699 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 13:15:33,700 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 13:15:33,701 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 13:15:33,702 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 13:15:33,703 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 13:15:33,703 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 13:15:33,704 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 13:15:33,705 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 13:15:33,706 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 13:15:33,707 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 13:15:33,708 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 13:15:33,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 13:15:33,711 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 13:15:33,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 13:15:33,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 13:15:33,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 13:15:33,715 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 13:15:33,717 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 13:15:33,717 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 13:15:33,717 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 13:15:33,718 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 13:15:33,718 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 13:15:33,719 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 13:15:33,719 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 13:15:33,720 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 13:15:33,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 13:15:33,721 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 13:15:33,722 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 13:15:33,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 13:15:33,722 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 13:15:33,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 13:15:33,723 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 13:15:33,724 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 13:15:33,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 13:15:33,725 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-12-07 13:15:33,736 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 13:15:33,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 13:15:33,737 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 13:15:33,738 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 13:15:33,738 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 13:15:33,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 13:15:33,738 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 13:15:33,738 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 13:15:33,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 13:15:33,738 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 13:15:33,739 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 13:15:33,739 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 13:15:33,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 13:15:33,739 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 13:15:33,739 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 13:15:33,739 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 13:15:33,740 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 13:15:33,740 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 13:15:33,740 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 13:15:33,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 13:15:33,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 13:15:33,740 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 13:15:33,740 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 13:15:33,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 13:15:33,741 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 13:15:33,741 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/bin/uautomizer 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 [2019-12-07 13:15:33,845 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 13:15:33,855 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 13:15:33,858 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 13:15:33,859 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 13:15:33,859 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 13:15:33,860 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2019-12-07 13:15:33,903 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/bin/uautomizer/data/39d624de3/6e1c18fd6e984c999dc423bb72eb9c22/FLAGe5da42e33 [2019-12-07 13:15:34,414 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 13:15:34,415 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2019-12-07 13:15:34,432 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/bin/uautomizer/data/39d624de3/6e1c18fd6e984c999dc423bb72eb9c22/FLAGe5da42e33 [2019-12-07 13:15:34,931 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/bin/uautomizer/data/39d624de3/6e1c18fd6e984c999dc423bb72eb9c22 [2019-12-07 13:15:34,932 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 13:15:34,933 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-07 13:15:34,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 13:15:34,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 13:15:34,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 13:15:34,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:15:34" (1/1) ... [2019-12-07 13:15:34,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30eb58ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:15:34, skipping insertion in model container [2019-12-07 13:15:34,941 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:15:34" (1/1) ... [2019-12-07 13:15:34,947 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 13:15:34,990 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:15:35,522 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2019-12-07 13:15:35,522 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5fd7a055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:15:35, skipping insertion in model container [2019-12-07 13:15:35,522 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 13:15:35,523 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-12-07 13:15:35,524 INFO L168 Benchmark]: Toolchain (without parser) took 590.34 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 936.0 MB in the beginning and 1.1 GB in the end (delta: -161.4 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2019-12-07 13:15:35,525 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:15:35,526 INFO L168 Benchmark]: CACSL2BoogieTranslator took 588.28 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 936.0 MB in the beginning and 1.1 GB in the end (delta: -161.4 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2019-12-07 13:15:35,527 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 588.28 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 936.0 MB in the beginning and 1.1 GB in the end (delta: -161.4 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 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 0.1.25-f470102 [2019-12-07 13:15:36,642 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 13:15:36,644 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 13:15:36,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 13:15:36,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 13:15:36,652 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 13:15:36,653 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 13:15:36,654 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 13:15:36,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 13:15:36,656 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 13:15:36,657 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 13:15:36,658 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 13:15:36,658 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 13:15:36,659 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 13:15:36,659 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 13:15:36,660 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 13:15:36,661 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 13:15:36,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 13:15:36,663 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 13:15:36,664 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 13:15:36,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 13:15:36,666 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 13:15:36,667 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 13:15:36,668 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 13:15:36,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 13:15:36,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 13:15:36,670 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 13:15:36,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 13:15:36,671 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 13:15:36,672 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 13:15:36,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 13:15:36,672 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 13:15:36,673 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 13:15:36,673 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 13:15:36,674 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 13:15:36,674 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 13:15:36,674 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 13:15:36,675 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 13:15:36,675 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 13:15:36,675 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 13:15:36,676 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 13:15:36,676 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-12-07 13:15:36,686 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 13:15:36,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 13:15:36,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 13:15:36,687 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 13:15:36,687 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 13:15:36,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 13:15:36,688 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 13:15:36,688 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 13:15:36,688 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 13:15:36,688 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 13:15:36,688 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 13:15:36,688 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 13:15:36,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 13:15:36,689 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 13:15:36,689 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 13:15:36,689 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 13:15:36,689 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 13:15:36,689 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 13:15:36,689 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 13:15:36,690 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 13:15:36,690 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 13:15:36,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 13:15:36,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 13:15:36,690 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 13:15:36,690 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 13:15:36,690 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 13:15:36,691 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 13:15:36,691 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 13:15:36,691 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/bin/uautomizer 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 [2019-12-07 13:15:36,851 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 13:15:36,861 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 13:15:36,864 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 13:15:36,865 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 13:15:36,866 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 13:15:36,866 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2019-12-07 13:15:36,910 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/bin/uautomizer/data/e8666cca6/e88f7649cf2b48fda4ccbaca0045ab6d/FLAGf591704c1 [2019-12-07 13:15:37,475 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 13:15:37,476 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2019-12-07 13:15:37,494 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/bin/uautomizer/data/e8666cca6/e88f7649cf2b48fda4ccbaca0045ab6d/FLAGf591704c1 [2019-12-07 13:15:37,938 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_faa8bfb0-1e89-4baf-b430-532f9b9efe67/bin/uautomizer/data/e8666cca6/e88f7649cf2b48fda4ccbaca0045ab6d [2019-12-07 13:15:37,940 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 13:15:37,941 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-07 13:15:37,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 13:15:37,942 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 13:15:37,945 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 13:15:37,945 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:15:37" (1/1) ... [2019-12-07 13:15:37,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@576048d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:15:37, skipping insertion in model container [2019-12-07 13:15:37,947 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:15:37" (1/1) ... [2019-12-07 13:15:37,953 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 13:15:37,998 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:15:38,569 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2019-12-07 13:15:38,569 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6c9c8392 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:15:38, skipping insertion in model container [2019-12-07 13:15:38,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 13:15:38,570 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-12-07 13:15:38,572 INFO L168 Benchmark]: Toolchain (without parser) took 629.49 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -140.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. [2019-12-07 13:15:38,572 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:15:38,573 INFO L168 Benchmark]: CACSL2BoogieTranslator took 627.64 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -140.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. [2019-12-07 13:15:38,574 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 627.64 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -140.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 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...