./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8 --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 3ec7f25e165986a3aa5b5f3733e460749950f9c5 ......................................................................................................................................... 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_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8 --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 3ec7f25e165986a3aa5b5f3733e460749950f9c5 ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 07:04:10,245 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:04:10,248 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:04:10,304 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:04:10,305 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:04:10,309 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:04:10,311 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:04:10,316 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:04:10,320 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:04:10,328 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:04:10,329 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:04:10,331 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:04:10,332 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:04:10,335 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:04:10,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:04:10,342 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:04:10,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:04:10,346 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:04:10,348 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:04:10,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:04:10,358 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:04:10,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:04:10,363 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:04:10,365 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:04:10,374 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:04:10,374 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:04:10,375 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:04:10,377 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:04:10,378 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:04:10,379 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:04:10,380 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:04:10,381 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:04:10,383 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:04:10,385 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:04:10,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:04:10,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:04:10,387 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:04:10,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:04:10,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:04:10,389 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:04:10,390 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:04:10,391 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-13 07:04:10,434 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:04:10,435 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:04:10,436 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:04:10,443 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:04:10,443 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:04:10,443 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:04:10,443 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 07:04:10,444 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:04:10,444 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:04:10,444 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 07:04:10,445 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 07:04:10,446 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:04:10,446 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 07:04:10,446 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 07:04:10,446 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 07:04:10,447 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 07:04:10,447 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 07:04:10,448 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:04:10,448 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 07:04:10,448 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:04:10,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:04:10,449 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 07:04:10,449 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 07:04:10,449 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 07:04:10,449 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:04:10,449 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:04:10,451 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:04:10,451 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:04:10,452 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:04:10,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:04:10,452 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:04:10,453 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:04:10,453 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 07:04:10,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 07:04:10,453 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:04:10,453 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:04:10,454 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_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ec7f25e165986a3aa5b5f3733e460749950f9c5 [2021-10-13 07:04:10,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:04:10,794 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:04:10,797 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:04:10,799 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:04:10,800 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:04:10,801 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-10-13 07:04:10,906 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8/data/652ea05b7/8c8d593931e945e4a353c610602b5d1e/FLAGe02d14945 [2021-10-13 07:04:11,674 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:04:11,674 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_414d661e-e92d-46bf-a953-35728eb1c904/sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-10-13 07:04:11,714 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8/data/652ea05b7/8c8d593931e945e4a353c610602b5d1e/FLAGe02d14945 [2021-10-13 07:04:11,752 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8/data/652ea05b7/8c8d593931e945e4a353c610602b5d1e [2021-10-13 07:04:11,754 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:04:11,755 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:04:11,757 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:04:11,757 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:04:11,760 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:04:11,761 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:04:11" (1/1) ... [2021-10-13 07:04:11,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a57ad44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:04:11, skipping insertion in model container [2021-10-13 07:04:11,763 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:04:11" (1/1) ... [2021-10-13 07:04:11,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:04:11,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:04:13,164 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2021-10-13 07:04:13,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@66f897 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:04:13, skipping insertion in model container [2021-10-13 07:04:13,165 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:04:13,166 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 07:04:13,168 INFO L168 Benchmark]: Toolchain (without parser) took 1411.14 ms. Allocated memory is still 109.1 MB. Free memory was 64.1 MB in the beginning and 68.3 MB in the end (delta: -4.2 MB). Peak memory consumption was 5.9 MB. Max. memory is 16.1 GB. [2021-10-13 07:04:13,169 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 109.1 MB. Free memory was 86.5 MB in the beginning and 86.4 MB in the end (delta: 53.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:04:13,170 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1408.34 ms. Allocated memory is still 109.1 MB. Free memory was 63.9 MB in the beginning and 68.3 MB in the end (delta: -4.4 MB). Peak memory consumption was 5.9 MB. Max. memory is 16.1 GB. [2021-10-13 07:04:13,171 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 109.1 MB. Free memory was 86.5 MB in the beginning and 86.4 MB in the end (delta: 53.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1408.34 ms. Allocated memory is still 109.1 MB. Free memory was 63.9 MB in the beginning and 68.3 MB in the end (delta: -4.4 MB). Peak memory consumption was 5.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2373]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_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-4e77c04 [2021-10-13 07:04:15,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:04:15,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:04:15,607 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:04:15,608 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:04:15,613 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:04:15,615 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:04:15,623 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:04:15,627 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:04:15,638 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:04:15,639 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:04:15,640 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:04:15,640 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:04:15,642 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:04:15,643 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:04:15,645 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:04:15,646 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:04:15,647 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:04:15,649 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:04:15,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:04:15,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:04:15,662 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:04:15,663 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:04:15,664 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:04:15,668 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:04:15,668 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:04:15,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:04:15,670 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:04:15,671 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:04:15,672 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:04:15,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:04:15,673 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:04:15,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:04:15,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:04:15,677 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:04:15,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:04:15,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:04:15,678 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:04:15,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:04:15,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:04:15,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:04:15,681 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-13 07:04:15,729 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:04:15,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:04:15,731 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:04:15,731 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:04:15,731 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:04:15,731 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:04:15,732 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:04:15,732 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:04:15,732 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:04:15,734 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 07:04:15,735 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 07:04:15,735 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:04:15,735 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 07:04:15,736 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:04:15,736 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:04:15,736 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 07:04:15,736 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 07:04:15,737 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 07:04:15,737 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:04:15,737 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:04:15,737 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 07:04:15,737 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 07:04:15,738 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:04:15,738 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:04:15,738 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 07:04:15,738 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:04:15,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:04:15,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:04:15,739 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:04:15,739 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 07:04:15,739 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 07:04:15,740 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:04:15,740 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:04:15,740 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_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ec7f25e165986a3aa5b5f3733e460749950f9c5 [2021-10-13 07:04:16,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:04:16,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:04:16,240 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:04:16,242 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:04:16,243 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:04:16,244 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-10-13 07:04:16,332 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8/data/f63939268/2ff8a7f62b244f3b9f87ae4cae52fe3f/FLAG546602d9d [2021-10-13 07:04:17,256 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:04:17,256 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_414d661e-e92d-46bf-a953-35728eb1c904/sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-10-13 07:04:17,288 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8/data/f63939268/2ff8a7f62b244f3b9f87ae4cae52fe3f/FLAG546602d9d [2021-10-13 07:04:17,319 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_414d661e-e92d-46bf-a953-35728eb1c904/bin/utaipan-q2qaUkNPG8/data/f63939268/2ff8a7f62b244f3b9f87ae4cae52fe3f [2021-10-13 07:04:17,321 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:04:17,323 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:04:17,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:04:17,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:04:17,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:04:17,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:04:17" (1/1) ... [2021-10-13 07:04:17,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@506d5a0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:04:17, skipping insertion in model container [2021-10-13 07:04:17,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:04:17" (1/1) ... [2021-10-13 07:04:17,339 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:04:17,466 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:04:18,797 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2021-10-13 07:04:18,798 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1de629be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:04:18, skipping insertion in model container [2021-10-13 07:04:18,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:04:18,799 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 07:04:18,802 INFO L168 Benchmark]: Toolchain (without parser) took 1477.06 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 28.6 MB in the beginning and 38.7 MB in the end (delta: -10.1 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. [2021-10-13 07:04:18,804 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 56.6 MB. Free memory is still 37.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:04:18,807 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1474.11 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 28.4 MB in the beginning and 38.7 MB in the end (delta: -10.3 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. [2021-10-13 07:04:18,809 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 56.6 MB. Free memory is still 37.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1474.11 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 28.4 MB in the beginning and 38.7 MB in the end (delta: -10.3 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2373]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...