./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/who-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/who-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs --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 2e79e6a5f98cba091bdf5878be39b9841adfd39e ......................................................................................................................................... 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_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/who-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs --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 2e79e6a5f98cba091bdf5878be39b9841adfd39e ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 02:40:28,209 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:40:28,211 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:40:28,253 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:40:28,254 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:40:28,258 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:40:28,261 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:40:28,265 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:40:28,268 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:40:28,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:40:28,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:40:28,277 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:40:28,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:40:28,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:40:28,283 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:40:28,291 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:40:28,293 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:40:28,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:40:28,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:40:28,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:40:28,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:40:28,308 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:40:28,311 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:40:28,313 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:40:28,322 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:40:28,322 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:40:28,323 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:40:28,325 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:40:28,326 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:40:28,327 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:40:28,328 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:40:28,329 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:40:28,331 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:40:28,332 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:40:28,334 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:40:28,334 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:40:28,335 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:40:28,335 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:40:28,335 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:40:28,336 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:40:28,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:40:28,337 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-16 02:40:28,385 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:40:28,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:40:28,387 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:40:28,388 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:40:28,388 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:40:28,394 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:40:28,394 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 02:40:28,395 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:40:28,395 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:40:28,395 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 02:40:28,396 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 02:40:28,396 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:40:28,396 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 02:40:28,397 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 02:40:28,397 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 02:40:28,398 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 02:40:28,398 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 02:40:28,398 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:40:28,398 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-16 02:40:28,398 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 02:40:28,399 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:40:28,399 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-16 02:40:28,399 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-16 02:40:28,399 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-16 02:40:28,400 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:40:28,400 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:40:28,401 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:40:28,402 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:40:28,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:40:28,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:40:28,402 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:40:28,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:40:28,403 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 02:40:28,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 02:40:28,403 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:40:28,404 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:40:28,404 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_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e79e6a5f98cba091bdf5878be39b9841adfd39e [2021-10-16 02:40:28,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:40:28,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:40:28,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:40:28,731 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:40:28,732 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:40:28,733 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-10-16 02:40:28,815 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs/data/ecd451df2/6de44a79a8a84cd7a812ba4b16eaf497/FLAGce54366a9 [2021-10-16 02:40:29,490 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:40:29,491 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3760f65-93e3-42df-bd17-5f2452df823d/sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-10-16 02:40:29,530 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs/data/ecd451df2/6de44a79a8a84cd7a812ba4b16eaf497/FLAGce54366a9 [2021-10-16 02:40:29,648 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs/data/ecd451df2/6de44a79a8a84cd7a812ba4b16eaf497 [2021-10-16 02:40:29,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:40:29,652 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:40:29,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:40:29,663 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:40:29,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:40:29,668 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:40:29" (1/1) ... [2021-10-16 02:40:29,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cc5379 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:40:29, skipping insertion in model container [2021-10-16 02:40:29,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:40:29" (1/1) ... [2021-10-16 02:40:29,677 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:40:29,769 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:40:31,097 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-10-16 02:40:31,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@28bf10c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:40:31, skipping insertion in model container [2021-10-16 02:40:31,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:40:31,098 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 02:40:31,100 INFO L168 Benchmark]: Toolchain (without parser) took 1447.05 ms. Allocated memory is still 113.2 MB. Free memory was 69.2 MB in the beginning and 70.4 MB in the end (delta: -1.2 MB). Peak memory consumption was 12.3 MB. Max. memory is 16.1 GB. [2021-10-16 02:40:31,101 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 113.2 MB. Free memory was 91.9 MB in the beginning and 91.8 MB in the end (delta: 57.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:40:31,102 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1435.04 ms. Allocated memory is still 113.2 MB. Free memory was 69.0 MB in the beginning and 70.4 MB in the end (delta: -1.4 MB). Peak memory consumption was 12.3 MB. Max. memory is 16.1 GB. [2021-10-16 02:40:31,104 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 113.2 MB. Free memory was 91.9 MB in the beginning and 91.8 MB in the end (delta: 57.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1435.04 ms. Allocated memory is still 113.2 MB. Free memory was 69.0 MB in the beginning and 70.4 MB in the end (delta: -1.4 MB). Peak memory consumption was 12.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-5709675 [2021-10-16 02:40:33,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:40:33,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:40:33,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:40:33,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:40:33,426 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:40:33,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:40:33,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:40:33,433 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:40:33,434 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:40:33,435 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:40:33,437 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:40:33,437 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:40:33,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:40:33,440 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:40:33,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:40:33,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:40:33,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:40:33,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:40:33,456 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:40:33,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:40:33,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:40:33,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:40:33,466 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:40:33,470 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:40:33,475 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:40:33,475 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:40:33,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:40:33,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:40:33,482 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:40:33,482 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:40:33,483 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:40:33,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:40:33,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:40:33,487 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:40:33,488 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:40:33,489 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:40:33,489 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:40:33,489 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:40:33,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:40:33,492 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:40:33,493 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-16 02:40:33,538 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:40:33,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:40:33,540 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:40:33,541 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:40:33,541 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:40:33,541 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:40:33,541 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:40:33,542 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:40:33,542 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:40:33,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 02:40:33,545 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 02:40:33,545 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:40:33,545 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-16 02:40:33,545 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 02:40:33,546 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:40:33,546 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-16 02:40:33,546 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-16 02:40:33,546 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-16 02:40:33,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:40:33,547 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:40:33,547 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 02:40:33,547 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 02:40:33,548 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:40:33,548 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:40:33,548 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 02:40:33,548 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:40:33,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:40:33,549 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:40:33,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:40:33,549 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 02:40:33,550 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 02:40:33,550 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:40:33,550 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:40:33,551 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_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e79e6a5f98cba091bdf5878be39b9841adfd39e [2021-10-16 02:40:34,000 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:40:34,026 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:40:34,030 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:40:34,031 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:40:34,033 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:40:34,036 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-10-16 02:40:34,115 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs/data/ef455c0d0/e87d23d12b3f42cabfa8a90f1f43223f/FLAG22cd4318b [2021-10-16 02:40:34,814 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:40:34,815 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3760f65-93e3-42df-bd17-5f2452df823d/sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-10-16 02:40:34,855 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs/data/ef455c0d0/e87d23d12b3f42cabfa8a90f1f43223f/FLAG22cd4318b [2021-10-16 02:40:34,941 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3760f65-93e3-42df-bd17-5f2452df823d/bin/utaipan-mTDlp9Zugs/data/ef455c0d0/e87d23d12b3f42cabfa8a90f1f43223f [2021-10-16 02:40:34,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:40:34,948 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:40:34,951 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:40:34,951 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:40:34,954 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:40:34,955 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:40:34" (1/1) ... [2021-10-16 02:40:34,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63162db3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:40:34, skipping insertion in model container [2021-10-16 02:40:34,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:40:34" (1/1) ... [2021-10-16 02:40:34,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:40:35,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:40:36,399 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-10-16 02:40:36,400 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7df5095d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:40:36, skipping insertion in model container [2021-10-16 02:40:36,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:40:36,401 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 02:40:36,403 INFO L168 Benchmark]: Toolchain (without parser) took 1453.65 ms. Allocated memory is still 73.4 MB. Free memory was 49.2 MB in the beginning and 38.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. [2021-10-16 02:40:36,404 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 73.4 MB. Free memory was 53.1 MB in the beginning and 53.1 MB in the end (delta: 54.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:40:36,405 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1449.86 ms. Allocated memory is still 73.4 MB. Free memory was 48.9 MB in the beginning and 38.5 MB in the end (delta: 10.4 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. [2021-10-16 02:40:36,407 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 73.4 MB. Free memory was 53.1 MB in the beginning and 53.1 MB in the end (delta: 54.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1449.86 ms. Allocated memory is still 73.4 MB. Free memory was 48.9 MB in the beginning and 38.5 MB in the end (delta: 10.4 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...