./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 898bdcb7825db42248fe0f399903471c40721629 ......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 898bdcb7825db42248fe0f399903471c40721629 ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:21:58,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:21:58,684 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:21:58,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:21:58,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:21:58,740 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:21:58,743 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:21:58,746 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:21:58,748 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:21:58,754 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:21:58,755 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:21:58,756 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:21:58,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:21:58,759 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:21:58,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:21:58,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:21:58,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:21:58,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:21:58,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:21:58,781 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:21:58,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:21:58,784 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:21:58,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:21:58,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:21:58,797 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:21:58,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:21:58,797 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:21:58,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:21:58,800 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:21:58,801 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:21:58,802 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:21:58,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:21:58,804 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:21:58,805 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:21:58,806 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:21:58,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:21:58,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:21:58,807 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:21:58,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:21:58,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:21:58,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:21:58,811 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-11 02:21:58,850 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:21:58,851 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:21:58,852 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:21:58,858 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:21:58,858 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:21:58,859 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:21:58,859 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:21:58,859 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:21:58,859 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:21:58,859 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:21:58,860 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:21:58,861 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:21:58,861 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:21:58,861 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:21:58,861 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:21:58,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:21:58,862 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:21:58,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:21:58,863 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:21:58,863 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:21:58,863 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:21:58,863 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:21:58,864 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:21:58,864 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 02:21:58,864 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:21:58,864 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:21:58,866 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:21:58,866 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:21:58,866 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:21:58,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:21:58,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:21:58,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:21:58,867 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:21:58,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:21:58,867 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:21:58,867 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:21:58,868 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 898bdcb7825db42248fe0f399903471c40721629 [2021-10-11 02:21:59,131 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:21:59,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:21:59,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:21:59,171 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:21:59,172 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:21:59,173 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2021-10-11 02:21:59,252 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI/data/cc935c8f8/2dc36c51c2a546eea990fc9791b32577/FLAGff103f19c [2021-10-11 02:21:59,973 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:21:59,974 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2021-10-11 02:22:00,015 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI/data/cc935c8f8/2dc36c51c2a546eea990fc9791b32577/FLAGff103f19c [2021-10-11 02:22:00,267 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI/data/cc935c8f8/2dc36c51c2a546eea990fc9791b32577 [2021-10-11 02:22:00,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:22:00,271 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:22:00,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:22:00,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:22:00,276 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:22:00,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:22:00" (1/1) ... [2021-10-11 02:22:00,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f78461c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:00, skipping insertion in model container [2021-10-11 02:22:00,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:22:00" (1/1) ... [2021-10-11 02:22:00,287 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:22:00,395 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:22:01,646 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-11 02:22:01,647 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@92109f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:01, skipping insertion in model container [2021-10-11 02:22:01,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:22:01,647 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:22:01,649 INFO L168 Benchmark]: Toolchain (without parser) took 1376.98 ms. Allocated memory is still 107.0 MB. Free memory was 65.9 MB in the beginning and 62.5 MB in the end (delta: 3.4 MB). Peak memory consumption was 14.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:01,649 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 107.0 MB. Free memory was 81.5 MB in the beginning and 81.4 MB in the end (delta: 26.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:22:01,650 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1374.11 ms. Allocated memory is still 107.0 MB. Free memory was 65.9 MB in the beginning and 62.5 MB in the end (delta: 3.4 MB). Peak memory consumption was 14.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:01,651 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 107.0 MB. Free memory was 81.5 MB in the beginning and 81.4 MB in the end (delta: 26.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1374.11 ms. Allocated memory is still 107.0 MB. Free memory was 65.9 MB in the beginning and 62.5 MB in the end (delta: 3.4 MB). Peak memory consumption was 14.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2436]: 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 0.2.0-7b2dab5 [2021-10-11 02:22:03,754 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:22:03,757 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:22:03,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:22:03,808 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:22:03,813 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:22:03,816 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:22:03,820 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:22:03,823 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:22:03,829 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:22:03,833 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:22:03,834 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:22:03,835 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:22:03,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:22:03,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:22:03,841 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:22:03,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:22:03,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:22:03,848 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:22:03,856 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:22:03,858 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:22:03,859 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:22:03,862 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:22:03,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:22:03,872 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:22:03,873 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:22:03,873 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:22:03,875 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:22:03,876 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:22:03,877 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:22:03,878 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:22:03,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:22:03,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:22:03,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:22:03,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:22:03,882 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:22:03,883 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:22:03,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:22:03,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:22:03,886 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:22:03,886 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:22:03,887 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-11 02:22:03,929 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:22:03,929 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:22:03,931 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:22:03,931 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:22:03,931 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:22:03,931 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:22:03,932 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:22:03,932 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:22:03,932 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:22:03,934 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:22:03,935 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:22:03,935 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:22:03,935 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:22:03,936 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:22:03,936 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:22:03,936 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:22:03,936 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:22:03,936 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 02:22:03,937 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:22:03,937 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:22:03,937 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:22:03,937 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:22:03,938 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:22:03,938 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:22:03,938 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:22:03,938 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:22:03,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:22:03,939 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:22:03,939 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:22:03,939 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:22:03,939 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:22:03,940 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:22:03,940 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:22:03,940 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_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 898bdcb7825db42248fe0f399903471c40721629 [2021-10-11 02:22:04,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:22:04,386 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:22:04,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:22:04,391 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:22:04,392 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:22:04,393 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2021-10-11 02:22:04,480 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI/data/3c9408cb1/d1ae039c92294c50a45094d734e01379/FLAG0b2c4b5a8 [2021-10-11 02:22:05,266 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:22:05,267 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2021-10-11 02:22:05,311 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI/data/3c9408cb1/d1ae039c92294c50a45094d734e01379/FLAG0b2c4b5a8 [2021-10-11 02:22:05,819 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7eb55ea-bced-4e3c-b6d9-0d72c106a420/bin/utaipan-WLngWcDbfI/data/3c9408cb1/d1ae039c92294c50a45094d734e01379 [2021-10-11 02:22:05,821 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:22:05,822 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:22:05,824 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:22:05,824 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:22:05,828 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:22:05,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:22:05" (1/1) ... [2021-10-11 02:22:05,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e09f6df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:05, skipping insertion in model container [2021-10-11 02:22:05,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:22:05" (1/1) ... [2021-10-11 02:22:05,839 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:22:05,948 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:22:07,610 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-11 02:22:07,611 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@294f0063 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:07, skipping insertion in model container [2021-10-11 02:22:07,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:22:07,612 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:22:07,614 INFO L168 Benchmark]: Toolchain (without parser) took 1790.24 ms. Allocated memory is still 75.5 MB. Free memory was 50.2 MB in the beginning and 39.7 MB in the end (delta: 10.4 MB). Peak memory consumption was 19.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:07,616 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 75.5 MB. Free memory was 56.1 MB in the beginning and 56.0 MB in the end (delta: 53.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:22:07,619 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1787.79 ms. Allocated memory is still 75.5 MB. Free memory was 50.0 MB in the beginning and 39.7 MB in the end (delta: 10.3 MB). Peak memory consumption was 19.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:07,621 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 75.5 MB. Free memory was 56.1 MB in the beginning and 56.0 MB in the end (delta: 53.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1787.79 ms. Allocated memory is still 75.5 MB. Free memory was 50.0 MB in the beginning and 39.7 MB in the end (delta: 10.3 MB). Peak memory consumption was 19.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2436]: 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...