./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.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_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan --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 f970b82998909730b88dfe61ca58aa5d39298617 .......................................................................................................................................... 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_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan --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 f970b82998909730b88dfe61ca58aa5d39298617 ....................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:04:40,675 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:04:40,678 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:04:40,784 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:04:40,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:04:40,790 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:04:40,792 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:04:40,796 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:04:40,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:04:40,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:04:40,807 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:04:40,809 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:04:40,810 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:04:40,812 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:04:40,813 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:04:40,814 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:04:40,815 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:04:40,817 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:04:40,819 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:04:40,827 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:04:40,831 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:04:40,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:04:40,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:04:40,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:04:40,847 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:04:40,848 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:04:40,848 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:04:40,849 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:04:40,849 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:04:40,850 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:04:40,851 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:04:40,852 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:04:40,858 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:04:40,860 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:04:40,861 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:04:40,862 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:04:40,862 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:04:40,863 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:04:40,863 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:04:40,864 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:04:40,864 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:04:40,867 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2020-11-22 13:04:40,910 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:04:40,910 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:04:40,911 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:04:40,912 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:04:40,912 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:04:40,912 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:04:40,912 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:04:40,912 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:04:40,913 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:04:40,913 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:04:40,914 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:04:40,914 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:04:40,914 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:04:40,914 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:04:40,915 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:04:40,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-22 13:04:40,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-22 13:04:40,916 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:04:40,916 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-22 13:04:40,916 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:04:40,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:04:40,916 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-22 13:04:40,917 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-22 13:04:40,917 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-22 13:04:40,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:04:40,917 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:04:40,917 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:04:40,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:04:40,918 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:04:40,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:04:40,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:04:40,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:04:40,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:04:40,919 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:04:40,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:04:40,919 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:04:40,920 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:04:40,920 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-vcloud-master/worker/run_dir_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f970b82998909730b88dfe61ca58aa5d39298617 [2020-11-22 13:04:41,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:04:41,194 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:04:41,197 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:04:41,198 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:04:41,199 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:04:41,199 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2020-11-22 13:04:41,262 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan/data/1cdc43089/1a878221bff74992b1157d49c2392b20/FLAG452c956a9 [2020-11-22 13:04:42,168 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:04:42,169 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_aed7a1c1-6884-4e85-8c53-47da96fa2116/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2020-11-22 13:04:42,211 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan/data/1cdc43089/1a878221bff74992b1157d49c2392b20/FLAG452c956a9 [2020-11-22 13:04:42,231 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan/data/1cdc43089/1a878221bff74992b1157d49c2392b20 [2020-11-22 13:04:42,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:04:42,238 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:04:42,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:04:42,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:04:42,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:04:42,244 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:42" (1/1) ... [2020-11-22 13:04:42,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a3252c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:42, skipping insertion in model container [2020-11-22 13:04:42,246 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:42" (1/1) ... [2020-11-22 13:04:42,255 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:04:42,353 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:04:43,914 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2020-11-22 13:04:43,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50ad5e1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:43, skipping insertion in model container [2020-11-22 13:04:43,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:04:43,924 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:04:43,926 INFO L168 Benchmark]: Toolchain (without parser) took 1687.33 ms. Allocated memory is still 155.2 MB. Free memory was 123.1 MB in the beginning and 110.8 MB in the end (delta: 12.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:43,927 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 92.3 MB. Free memory is still 49.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:04:43,928 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1684.27 ms. Allocated memory is still 155.2 MB. Free memory was 122.8 MB in the beginning and 111.1 MB in the end (delta: 11.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:43,929 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 92.3 MB. Free memory is still 49.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1684.27 ms. Allocated memory is still 155.2 MB. Free memory was 122.8 MB in the beginning and 111.1 MB in the end (delta: 11.7 MB). 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: 3104]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:04:46,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:04:46,141 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:04:46,186 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:04:46,187 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:04:46,192 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:04:46,194 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:04:46,198 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:04:46,201 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:04:46,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:04:46,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:04:46,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:04:46,222 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:04:46,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:04:46,229 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:04:46,231 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:04:46,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:04:46,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:04:46,238 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:04:46,245 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:04:46,247 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:04:46,249 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:04:46,256 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:04:46,258 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:04:46,264 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:04:46,264 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:04:46,265 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:04:46,266 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:04:46,266 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:04:46,267 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:04:46,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:04:46,269 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:04:46,269 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:04:46,270 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:04:46,271 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:04:46,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:04:46,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:04:46,277 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:04:46,277 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:04:46,279 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:04:46,280 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:04:46,281 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2020-11-22 13:04:46,322 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:04:46,323 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:04:46,324 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:04:46,324 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:04:46,325 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:04:46,325 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:04:46,325 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:04:46,326 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:04:46,326 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:04:46,327 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-22 13:04:46,328 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-22 13:04:46,329 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:04:46,329 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-22 13:04:46,329 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:04:46,329 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:04:46,329 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-22 13:04:46,330 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-22 13:04:46,330 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-22 13:04:46,330 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:04:46,330 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:04:46,331 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:04:46,331 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:04:46,331 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:04:46,331 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:04:46,332 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:04:46,332 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:04:46,332 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:04:46,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:04:46,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:04:46,333 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:04:46,333 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:04:46,333 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:04:46,334 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:04:46,334 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:04:46,334 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_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f970b82998909730b88dfe61ca58aa5d39298617 [2020-11-22 13:04:46,705 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:04:46,732 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:04:46,736 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:04:46,739 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:04:46,740 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:04:46,741 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2020-11-22 13:04:46,819 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan/data/2ab1839a5/eb8a606d583f4dfaaf68c44bc422e0ed/FLAGf0ac3f301 [2020-11-22 13:04:47,620 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:04:47,622 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_aed7a1c1-6884-4e85-8c53-47da96fa2116/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2020-11-22 13:04:47,668 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan/data/2ab1839a5/eb8a606d583f4dfaaf68c44bc422e0ed/FLAGf0ac3f301 [2020-11-22 13:04:48,157 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_aed7a1c1-6884-4e85-8c53-47da96fa2116/bin/utaipan/data/2ab1839a5/eb8a606d583f4dfaaf68c44bc422e0ed [2020-11-22 13:04:48,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:04:48,162 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:04:48,165 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:04:48,165 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:04:48,179 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:04:48,180 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:48" (1/1) ... [2020-11-22 13:04:48,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26ed74d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:48, skipping insertion in model container [2020-11-22 13:04:48,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:48" (1/1) ... [2020-11-22 13:04:48,189 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:04:48,288 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:04:49,785 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2020-11-22 13:04:49,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2dc2df69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:49, skipping insertion in model container [2020-11-22 13:04:49,785 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:04:49,786 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:04:49,789 INFO L168 Benchmark]: Toolchain (without parser) took 1624.99 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 35.5 MB in the beginning and 46.5 MB in the end (delta: -10.9 MB). Peak memory consumption was 24.2 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:49,801 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 60.8 MB. Free memory is still 43.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:04:49,803 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1621.26 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 35.3 MB in the beginning and 46.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.0 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:49,804 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 60.8 MB. Free memory is still 43.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1621.26 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 35.3 MB in the beginning and 46.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3104]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...