./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tee-2.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_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/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_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tee-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/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_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/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 19628ab2d7fc4a3c8206da629d6899b4ff69e0b3 ......................................................................................................................................... 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_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/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_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tee-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/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_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/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 19628ab2d7fc4a3c8206da629d6899b4ff69e0b3 ...................................................................................................................................... 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 02:29:13,854 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:29:13,856 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:29:13,909 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:29:13,910 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:29:13,911 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:29:13,913 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:29:13,916 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:29:13,918 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:29:13,919 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:29:13,921 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:29:13,922 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:29:13,923 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:29:13,924 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:29:13,926 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:29:13,927 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:29:13,929 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:29:13,930 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:29:13,932 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:29:13,935 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:29:13,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:29:13,946 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:29:13,947 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:29:13,949 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:29:13,952 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:29:13,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:29:13,953 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:29:13,954 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:29:13,955 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:29:13,956 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:29:13,967 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:29:13,968 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:29:13,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:29:13,972 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:29:13,974 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:29:13,974 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:29:13,975 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:29:13,975 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:29:13,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:29:13,977 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:29:13,978 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:29:13,980 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-11 02:29:14,028 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:29:14,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:29:14,035 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:29:14,035 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:29:14,035 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:29:14,036 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:29:14,036 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:29:14,036 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:29:14,036 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:29:14,037 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:29:14,038 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:29:14,038 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:29:14,039 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:29:14,039 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:29:14,039 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:29:14,040 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:29:14,040 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:29:14,041 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:29:14,041 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:29:14,041 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:29:14,041 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:29:14,042 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:29:14,042 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:29:14,042 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 02:29:14,042 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:29:14,042 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:29:14,045 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:29:14,045 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:29:14,045 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:29:14,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:29:14,046 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:29:14,046 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:29:14,047 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:29:14,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:29:14,047 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:29:14,047 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:29:14,048 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_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19628ab2d7fc4a3c8206da629d6899b4ff69e0b3 [2021-10-11 02:29:14,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:29:14,379 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:29:14,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:29:14,383 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:29:14,389 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:29:14,390 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/busybox-1.22.0/tee-2.i [2021-10-11 02:29:14,490 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/bin/utaipan-WLngWcDbfI/data/2ae4ec5d8/e92bc3c81c964d478e9fb9e4233038a0/FLAG6e986608e [2021-10-11 02:29:15,277 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:29:15,278 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/sv-benchmarks/c/busybox-1.22.0/tee-2.i [2021-10-11 02:29:15,320 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/bin/utaipan-WLngWcDbfI/data/2ae4ec5d8/e92bc3c81c964d478e9fb9e4233038a0/FLAG6e986608e [2021-10-11 02:29:15,821 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/bin/utaipan-WLngWcDbfI/data/2ae4ec5d8/e92bc3c81c964d478e9fb9e4233038a0 [2021-10-11 02:29:15,824 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:29:15,825 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:29:15,827 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:15,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:29:15,831 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:29:15,832 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:15" (1/1) ... [2021-10-11 02:29:15,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3eccc644 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:15, skipping insertion in model container [2021-10-11 02:29:15,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:15" (1/1) ... [2021-10-11 02:29:15,842 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:29:15,932 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:29:17,186 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 02:29:17,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6e36149e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:17, skipping insertion in model container [2021-10-11 02:29:17,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:17,187 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:29:17,190 INFO L168 Benchmark]: Toolchain (without parser) took 1362.78 ms. Allocated memory was 88.1 MB in the beginning and 111.1 MB in the end (delta: 23.1 MB). Free memory was 48.8 MB in the beginning and 73.0 MB in the end (delta: -24.1 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:17,191 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 88.1 MB. Free memory was 59.8 MB in the beginning and 59.8 MB in the end (delta: 25.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:29:17,192 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1359.96 ms. Allocated memory was 88.1 MB in the beginning and 111.1 MB in the end (delta: 23.1 MB). Free memory was 48.6 MB in the beginning and 73.0 MB in the end (delta: -24.4 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:17,194 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 88.1 MB. Free memory was 59.8 MB in the beginning and 59.8 MB in the end (delta: 25.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1359.96 ms. Allocated memory was 88.1 MB in the beginning and 111.1 MB in the end (delta: 23.1 MB). Free memory was 48.6 MB in the beginning and 73.0 MB in the end (delta: -24.4 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2272]: 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 02:29:19,376 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:29:19,379 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:29:19,428 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:29:19,429 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:29:19,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:29:19,437 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:29:19,447 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:29:19,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:29:19,458 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:29:19,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:29:19,462 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:29:19,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:29:19,466 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:29:19,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:29:19,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:29:19,472 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:29:19,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:29:19,479 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:29:19,485 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:29:19,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:29:19,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:29:19,494 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:29:19,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:29:19,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:29:19,504 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:29:19,505 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:29:19,507 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:29:19,508 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:29:19,509 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:29:19,509 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:29:19,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:29:19,512 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:29:19,513 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:29:19,514 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:29:19,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:29:19,516 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:29:19,516 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:29:19,516 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:29:19,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:29:19,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:29:19,520 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-11 02:29:19,570 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:29:19,570 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:29:19,572 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:29:19,572 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:29:19,572 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:29:19,573 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:29:19,573 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:29:19,573 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:29:19,573 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:29:19,575 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:29:19,576 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:29:19,576 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:29:19,576 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:29:19,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:29:19,577 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:29:19,577 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:29:19,577 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:29:19,577 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 02:29:19,578 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:29:19,578 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:29:19,578 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:29:19,578 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:29:19,578 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:29:19,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:29:19,579 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:29:19,579 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:29:19,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:29:19,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:29:19,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:29:19,580 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:29:19,580 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:29:19,581 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:29:19,581 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:29:19,581 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_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19628ab2d7fc4a3c8206da629d6899b4ff69e0b3 [2021-10-11 02:29:19,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:29:20,030 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:29:20,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:29:20,035 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:29:20,038 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:29:20,039 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/busybox-1.22.0/tee-2.i [2021-10-11 02:29:20,122 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/bin/utaipan-WLngWcDbfI/data/49a4e1808/1e68c18d42064a36b3d5b87746fcb851/FLAG2e42cb685 [2021-10-11 02:29:20,952 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:29:20,953 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/sv-benchmarks/c/busybox-1.22.0/tee-2.i [2021-10-11 02:29:20,986 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/bin/utaipan-WLngWcDbfI/data/49a4e1808/1e68c18d42064a36b3d5b87746fcb851/FLAG2e42cb685 [2021-10-11 02:29:21,059 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acd75c23-f59e-4ca0-bf3e-f1b9bcd7aaa2/bin/utaipan-WLngWcDbfI/data/49a4e1808/1e68c18d42064a36b3d5b87746fcb851 [2021-10-11 02:29:21,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:29:21,066 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:29:21,069 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:21,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:29:21,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:29:21,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:21" (1/1) ... [2021-10-11 02:29:21,078 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b707473 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:21, skipping insertion in model container [2021-10-11 02:29:21,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:21" (1/1) ... [2021-10-11 02:29:21,088 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:29:21,167 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:29:22,387 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 02:29:22,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@70a81bb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:22, skipping insertion in model container [2021-10-11 02:29:22,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:22,388 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:29:22,390 INFO L168 Benchmark]: Toolchain (without parser) took 1323.15 ms. Allocated memory is still 62.9 MB. Free memory was 37.5 MB in the beginning and 32.4 MB in the end (delta: 5.1 MB). Peak memory consumption was 13.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:22,391 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 62.9 MB. Free memory is still 43.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:29:22,392 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1318.99 ms. Allocated memory is still 62.9 MB. Free memory was 37.3 MB in the beginning and 32.4 MB in the end (delta: 4.9 MB). Peak memory consumption was 13.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:22,394 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 62.9 MB. Free memory is still 43.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1318.99 ms. Allocated memory is still 62.9 MB. Free memory was 37.3 MB in the beginning and 32.4 MB in the end (delta: 4.9 MB). Peak memory consumption was 13.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2272]: 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...