./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/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 b79aacc29dd77438a6f4b408e2ec5d28d2c8b660 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/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 b79aacc29dd77438a6f4b408e2ec5d28d2c8b660 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 20:15:44,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:15:44,600 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:15:44,660 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:15:44,661 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:15:44,663 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:15:44,665 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:15:44,669 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:15:44,672 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:15:44,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:15:44,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:15:44,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:15:44,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:15:44,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:15:44,683 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:15:44,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:15:44,688 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:15:44,690 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:15:44,694 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:15:44,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:15:44,701 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:15:44,703 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:15:44,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:15:44,707 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:15:44,713 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:15:44,714 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:15:44,714 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:15:44,716 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:15:44,717 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:15:44,719 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:15:44,720 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:15:44,721 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:15:44,723 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:15:44,724 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:15:44,727 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:15:44,727 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:15:44,728 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:15:44,729 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:15:44,729 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:15:44,730 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:15:44,731 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:15:44,732 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-29 20:15:44,769 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:15:44,769 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:15:44,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:15:44,771 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:15:44,772 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:15:44,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:15:44,772 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 20:15:44,773 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:15:44,773 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:15:44,773 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 20:15:44,773 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 20:15:44,774 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 20:15:44,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:15:44,774 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 20:15:44,775 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:15:44,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:15:44,775 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:15:44,775 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:15:44,776 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 20:15:44,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 20:15:44,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:15:44,777 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:15:44,777 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 20:15:44,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 20:15:44,778 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:15:44,778 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b79aacc29dd77438a6f4b408e2ec5d28d2c8b660 [2020-11-29 20:15:45,110 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:15:45,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:15:45,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:15:45,169 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:15:45,171 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:15:45,172 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2020-11-29 20:15:45,266 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/bin/uautomizer/data/57c23eee9/65e50aa9b834445fabe4905ba46ffbf7/FLAG76621ee05 [2020-11-29 20:15:46,197 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:15:46,198 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/sv-benchmarks/c/busybox-1.22.0/head-2.i [2020-11-29 20:15:46,264 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/bin/uautomizer/data/57c23eee9/65e50aa9b834445fabe4905ba46ffbf7/FLAG76621ee05 [2020-11-29 20:15:46,710 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/bin/uautomizer/data/57c23eee9/65e50aa9b834445fabe4905ba46ffbf7 [2020-11-29 20:15:46,713 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:15:46,715 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 20:15:46,717 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:15:46,718 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:15:46,722 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:15:46,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:15:46" (1/1) ... [2020-11-29 20:15:46,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22d4360d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:15:46, skipping insertion in model container [2020-11-29 20:15:46,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:15:46" (1/1) ... [2020-11-29 20:15:46,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:15:46,839 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:15:48,537 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-29 20:15:48,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5a999243 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:15:48, skipping insertion in model container [2020-11-29 20:15:48,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:15:48,544 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 20:15:48,547 INFO L168 Benchmark]: Toolchain (without parser) took 1830.59 ms. Allocated memory is still 107.0 MB. Free memory was 72.0 MB in the beginning and 71.0 MB in the end (delta: 929.6 kB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-29 20:15:48,549 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 81.8 MB. Free memory was 40.7 MB in the beginning and 40.6 MB in the end (delta: 70.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:15:48,552 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1826.70 ms. Allocated memory is still 107.0 MB. Free memory was 72.0 MB in the beginning and 71.0 MB in the end (delta: 929.6 kB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-29 20:15:48,556 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 81.8 MB. Free memory was 40.7 MB in the beginning and 40.6 MB in the end (delta: 70.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1826.70 ms. Allocated memory is still 107.0 MB. Free memory was 72.0 MB in the beginning and 71.0 MB in the end (delta: 929.6 kB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: 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... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 20:15:51,552 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:15:51,557 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:15:51,618 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:15:51,621 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:15:51,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:15:51,635 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:15:51,643 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:15:51,647 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:15:51,655 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:15:51,657 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:15:51,679 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:15:51,679 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:15:51,685 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:15:51,688 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:15:51,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:15:51,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:15:51,695 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:15:51,704 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:15:51,713 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:15:51,720 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:15:51,723 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:15:51,725 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:15:51,729 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:15:51,738 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:15:51,745 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:15:51,745 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:15:51,747 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:15:51,750 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:15:51,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:15:51,753 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:15:51,754 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:15:51,757 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:15:51,759 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:15:51,760 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:15:51,761 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:15:51,762 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:15:51,763 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:15:51,763 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:15:51,766 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:15:51,767 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:15:51,769 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-29 20:15:51,831 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:15:51,832 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:15:51,837 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:15:51,837 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:15:51,838 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:15:51,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:15:51,838 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 20:15:51,839 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:15:51,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:15:51,839 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 20:15:51,841 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 20:15:51,841 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 20:15:51,842 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:15:51,842 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 20:15:51,842 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 20:15:51,842 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 20:15:51,843 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:15:51,843 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:15:51,843 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:15:51,844 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:15:51,844 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 20:15:51,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 20:15:51,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:15:51,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:15:51,845 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 20:15:51,846 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 20:15:51,846 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:15:51,846 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 20:15:51,847 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b79aacc29dd77438a6f4b408e2ec5d28d2c8b660 [2020-11-29 20:15:52,327 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:15:52,368 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:15:52,372 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:15:52,374 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:15:52,380 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:15:52,381 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2020-11-29 20:15:52,476 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/bin/uautomizer/data/67f5e480c/7fe25e7a950c424c908a12eeed8bd113/FLAG3343893f8 [2020-11-29 20:15:53,653 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:15:53,654 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/sv-benchmarks/c/busybox-1.22.0/head-2.i [2020-11-29 20:15:53,709 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/bin/uautomizer/data/67f5e480c/7fe25e7a950c424c908a12eeed8bd113/FLAG3343893f8 [2020-11-29 20:15:54,147 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4e6d993c-1305-47ff-9b59-06af913229f5/bin/uautomizer/data/67f5e480c/7fe25e7a950c424c908a12eeed8bd113 [2020-11-29 20:15:54,151 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:15:54,153 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 20:15:54,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:15:54,165 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:15:54,169 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:15:54,170 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:15:54" (1/1) ... [2020-11-29 20:15:54,173 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d26bfeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:15:54, skipping insertion in model container [2020-11-29 20:15:54,174 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:15:54" (1/1) ... [2020-11-29 20:15:54,183 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:15:54,272 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:15:55,839 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-29 20:15:55,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5a231903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:15:55, skipping insertion in model container [2020-11-29 20:15:55,841 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:15:55,841 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 20:15:55,844 INFO L168 Benchmark]: Toolchain (without parser) took 1690.01 ms. Allocated memory is still 62.9 MB. Free memory was 45.2 MB in the beginning and 35.0 MB in the end (delta: 10.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-29 20:15:55,849 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 48.2 MB. Free memory was 31.7 MB in the beginning and 31.7 MB in the end (delta: 52.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:15:55,851 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1677.07 ms. Allocated memory is still 62.9 MB. Free memory was 45.0 MB in the beginning and 35.0 MB in the end (delta: 10.0 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-29 20:15:55,853 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 48.2 MB. Free memory was 31.7 MB in the beginning and 31.7 MB in the end (delta: 52.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1677.07 ms. Allocated memory is still 62.9 MB. Free memory was 45.0 MB in the beginning and 35.0 MB in the end (delta: 10.0 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: 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...